RESEARCH PAPERS

laser induced breakdown spectroscopy research papers




Laser induced breakdown spectroscopy
free download

This review describes the fundamentals, instrumentation, applications and future trends of an analytical technique that is in its early stages of consolidation and is establishing its definitive niches among modern spectrometric techniques. The technique has been 

Laser induced breakdown spectroscopy
free download

In recent advancements of pharmaceutical and biotechnology industries several active moieties are derived habitually having therapeutic activities and sometimes detection of impurities in very small concentrations is very essential for the pharmaceutical and 

Laser-Induced Breakdown Spectroscopy
free download

Laser-induced breakdown spectroscopy (LIBS) is an atomic emission spectroscopy. Atoms are excited from the lower energy level to high energy level when they are in the high energy status. The conventional excitation energy source can be a hot flame, light or high 

Laser induced breakdown spectroscopy for semi-quantitative elemental analysis in soils and marine sediments
free download

ABSTRACT The Laser-Induced Breakdown Spectroscopy (LIBS) technique is based upon the analysis of the atomic emission lines generated close to the surface sample. The emission is observed once a laser pulse is focussed on the surface, where the very high 

Laser-induced breakdown spectroscopy of copper with a 2 µm thulium fiber laser
free download

ABSTRACT We report the first implementation of a 2 µm thulium fiber laser in a Laser-Induced Breakdown Spectroscopy system. Emission from plasma on copper samples was analyzed from 200 to 900 nm. The low ablation fluence ( 100 J. cm-2) and 200 ns pulse duration 

Laser-induced breakdown spectroscopy and its application to the remote characterization of hazardous materials
free download

Laser Spark Spectroscopy (LASS), Laser-Induced Plasma Spectroscopy (LIPS) or, as it is more often known, Laser-Induced Breakdown Spectroscopy (LIBS) is a form of atomic emission spectroscopy in which a pulsed laser is used as the excitation source. The 

LASER-INDUCED BREAKDOWN SPECTROSCOPY OF AL-SAMPLES: APPLICATION TO CHEMICAL ANALYSIS OF METALLIC ELEMENTSf
free download

This paper reportson the simultaneous detection of Mg, Mn, Fe and Pb in A1 samples usinglaser-induced breakdown spectroscopy and optical multichannel analysis of the photoablated microplasma. Using calibrated samples, well characterized linear working 

Handbook of Laser Induced Breakdown Spectroscopy
free download

Read This First: We offer two ways that you can get this book for free, You can choose the way you like! You must provide us your shipping information after you complete the survey. All books will be shipped from Amazon US or Amazon UK depending on your region! 

The investigation of laser-induced breakdown spectroscopy for detection of biological contaminants on surfaces
free download

The potential utility of laser-induced breakdown spectroscopy (LIBS) as a means to detect biological contaminants on painted surfaces is investigated. Issues involving the use of LIBS for detection of biologicals are discussed. The apparatus assembled for this work is 

Rapid at-line determination of lubricant distribution in powder blends using laser induced breakdown spectroscopy (LIBS)
free download

Conclusions The samples analyzed were a set of slugs pulled in duplicate with a slug thief from 12 locations throughout a full scale ribbon blender. The ribbon blender for Formulation 1 was two feet longer than the blender for Formulation 2. Blending time was also 

Gunshot residues: screening analysis by laser-induced breakdown spectroscopy
free download

Laser induced breakdown spectroscopy (LIBS) is further developed for the detection of gunshot residue (GSR) on the hands of a suspected shooter. To develop the procedure, 114 samples were obtained by pressing a small piece of adhesive tape against the dorsal 

Remote compositional analysis of spent-fuel residues using Laser-Induced Breakdown Spectroscopy
free download

Page 1. WM '03 23rd ,27th February 2003 Tucson, Arizona Remote compositional analysis of spent-fuel residues using Laser-Induced Breakdown Spectroscopy Dr Andrew Whitehouse Applied Photonics Ltd Unit 8, Carleton Business Park Skipton, North Yorkshire 

Hydrogen Balmer series spectroscopy in laser-induced breakdown plasmas
free download

 Laser- Induced Plasma Spectroscopy (LIPS) and/or Laser- induced Breakdown spectroscopy (LIBS) is now a valuable technique for determining elemental composition with the ability to analyze solids, liquids and gases with little or no sample preparation, suitable for on-site 

Laser-Induced Breakdown Spectroscopy: a new tool for process control
free download

ABSTRACT Many industrial activities require adequate and timely evaluation of material composition. Laser-induced breakdown spectroscopy (LIBS) has, in recent years, shown a great potential for rapid qualitative and quantitative chemical analysis of various materials. 

Control of filamentation for enhancing remote detection with laser induced breakdown spectroscopy
free download

ABSTRACT We report on the use of a novel phase element to control the far-field intensity pattern generated by a high-peakpower, femtosecond laser. The pre-determined intensity pattern results in a well defined location of the filaments formed by the propagation of 

Characterization of historical parchment using laser-induced breakdown spectroscopy
free download

Parchments are one of the oldest and most durable information media. Some historical parchments belong to the cultural heritage of mankind. Therefore, it is important to develop a rapid and reliable method for parchment identification and characterization of preservation 

Laser-induced breakdown spectroscopy in a biological tissue
free download

ABSTRACT The relative atomic composition of the laser-generated ablation plume in chicken myocardium is investigated by using luminescence spectroscopy. A Q-switched Nd: YAG laser emitting at 1064 nm with 9 ns pulse duration was used for the tissue ablation. The 

Research of Laser Induced Breakdown Spectroscopy for Detection of Trace Cd in Polluted Soil
free download

ABSTRACT In this article, the quantitative analysis of trace Cd in polluted soil has investigated with Laser Induced Breakdown Spectroscopy (LIBS) technique by calibration. In order to improve its detection sensitivity and limit of detection (LOD), a spectral data 

Laser-induced breakdown spectroscopy: a technique for atomic detection and molecular identification
free download

We have been examining the emission spectra from laser-induced breakdown plasmas as a technique for atomic identification. The concept is straightforward and the apparatus simple (see Fig. 1); the plasma is a bright source requiring little subtlety to resolve. By adding time 

Error analysis for remote laser-induced breakdown spectroscopy analysis using combinations of igneous, sedimentary, and phyllosilicate samples
free download

Introduction: Laser-induced breakdown spectroscopy (LIBS) will be used by the ChemCam instrument on MSL to obtain chemical analyses of martian geology with~ 175-500 µm spot sizes at standoff distances of 1.5-7 m. To interpret data from diverse martian rock types, 

Assessment of laser induced breakdown spectroscopy (LIBS) for classification of preservative in CCA-treated lumber
free download

ABSTRACT In many parts of the world, efforts are being made to recycle chromated copper arsenate (CCA)-treated materials. While positive steps have been taken to identify CCA- treated lumber in the waste stream, little has been done to find a fast and accurate means 

Detecting indium in electric waste using laser induced breakdown spectroscopy
free download

M RABASOVIC, D EVIC, M TERZIC, B MARINKOVIC ,publications.aob.rs Our system for time-resolved laser induced fluorescence (TR-LIF) measurement is described in Terzic et al. (2008) and Rabasovic et al. (2009a,b). First published re- sults could be found in Rabasovic et al. (2008). Nd:YaG laser used in our TR-LIF experiments is powerful 

Remote femtosecond laser induced breakdown spectroscopy (LIBS) in a standoff detection regime
free download

ABSTRACT The need for robust, versatile, and rapid analysis standoff detection systems has emerged in response to the increasing threat to homeland security. Laser Induced Breakdown Spectroscopy (LIBS) has emerged as a novel technique that not only resolves 

Total carbon measurement in soils using laser-induced breakdown spectroscopy: results from the field and implications for carbon sequestration
free download

ABSTRACT Rapid measurement of total carbon in soils is an important factor in modeling the effects of global change and carbon sequestration in soils. Conventional methods of carbon analysis such as dry combustion are relatively slow, and reliable estimation of 

Analysis of copper in an aqueous solution by ion-exchange concentrator and laser-induced breakdown spectroscopy
free download

Laser-induced breakdown spectroscopy in composition analysis of materials has many advantages over other analytical methods. Its simple-or-no sampling procedure is a key advantage. The LIBS has been applied to liquid samples, although direct analysis of 

Laser-induced breakdown spectroscopy (LIBS)
free download

Laser-induced breakdown spectroscopy (LIBS) is an emerging technique for materials analysis that is rapidly maturing and is becoming increasingly accepted as an important tool in analytical chemistry. LIBS is also advancing as a technology as new commercial instruments are 

Optimization of plasma parameters for preliminary analysis of chromium containing tablet bylaser induced breakdown spectroscopy
free download

M Hornckov, Z Grolmusov, J Rakovský ,WDS'11 Proceedings of ,mff.cuni.cz ABSTRACT Laser induced breakdown spectroscopy was used for preliminary elemental analysis of chromium containing tablet. Plasma was generated by 532 nm Q-switched Nd: YAG laser. To collect the plasma emission, lens in the body tube was used. This lens 

Microwave-enhanced laser-induced breakdown spectroscopy
free download

ABSTRACT A new laser-induced air plasma source assisted by locally intensified microwave radiation was developed. A locally intensified microwave field was formed in a confined mesh chamber with an antenna to transfer microwave energy from the surroundings into 

Manufactured nanoparticle detection using laser-induced breakdown spectroscopy (libs)
free download

T. Amodeo1, C. Dutouquet1, O. Le Bihan1, E. Frejafon1, C. Masquelier2, M. Attoui3  1 INERIS, DRC/CARA/NOVA, Parc Technologique Alata, 60550 Verneuil En Halatte France. 2 Universit Picardie Jules Verne, LRCS, Amiens, France. 3 Universit Paris 12, 

Accuracy improvement of quantitative analysis by spatial confinement in laser-induced breakdown spectroscopy
free download

ABSTRACT To improve the accuracy of quantitative analysis in laser-induced breakdown spectroscopy, the plasma produced by a Nd: YAG laser from steel targets was confined by a cavity. A number of elements with low concentrations, such as vanadium (V), chromium ( 

Laser-induced breakdown spectroscopy moves ahead
free download

Figure 1. Results from a laser-induced breakdown spectroscopy system can be obtained in seconds. A typical system's main components are illustrated in this diagram. ventional well- site biostratigraphy. Another important application is in the pharmaceutical industry. 

Rapid defect characterization of steel by laser induced breakdown spectroscopy
free download

ABSTRACT ; A rapid and simple technique has been developed for inspection of defects on steel surface using laser induced breakdown spectroscopy (LIBS), in which emission from the plasma induced by focusing a laser pulse onto the sample is observed directly. 

Laser Induced Breakdown Spectroscopy: Application to Nuclear Waste Management
free download

The use of a laser to produce a micro-plasma to vaporize, dissociate, excite or ionize species on material surfaces is known as laser induced breakdown spectroscopy (LIBS). The study of the atomic emission from the micro-plasma provides information about the 

Laser induced breakdown spectroscopy for downhole analysis of lunar regolith
free download

Introduction: In situ elemental analysis is an important requirement for a variety of scientific and engineering goals in lunar exploration, including the characterization of the stratigraphy of lunar regolith and the identification of minerals relevant to in situ resource utilization. 

Trace element detection by Laser-Induced Breakdown Spectroscopy under simulated Martian conditions
free download

HW Hbers, S Pavlov, R Preusker , Breakdown Spectroscopy  ,ltb-berlin.de Laser Induced Breakdown Spectroscopy (LIBS) is a promising elemental analysis tool for planetary science, because it allows for fast insitu determination of elemental concentrations down to minute concentrations. The lateral resolution can be as low as several 10 µm. 

Development and testing of laser induced breakdown spectroscopy technique
free download

Our system for time-resolved laser induced fluorescence (TR-LIF) measurement is described in [1, 2]. First published results could be found in . Nd: YaG laser used in our TR-LIF experiments is powerful enough (365 mJ at 1064 nm, variable OPO output 5mJ), so the 

Laser induced breakdown spectroscopy of geological samples
free download

ABSTRACT A highly sensitive laser-based spectroscopic technique, the laser induced breakdown spectroscopy (LIBS), for trace element detection has been developed at our laboratory. This method is based on the study of plasma resulting from interaction of 

Multielemental mapping of archaeological samples by laser-induced breakdown spectroscopy (LIBS)
free download

Laser ablation based analytical techniques, namely Laser Induced Breakdown Spectroscopy (LIBS) and Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LA-ICP-MS) have been demonstrated as suitable for multi-element analysis with high 

Analysis of planetary analogue materials by laser-induced breakdown spectroscopy
free download

ABSTRACT Laser Induced Breakdown Spectroscopy (LIBS) is a promising tool for elemental chemical analysis in planetary science, because it allows real-time and fast in-situ determination of the elemental composition of materials down to minute concentrations. 

Quantification of metals in preservatively-treated lumber using laser induced breakdown spectroscopy (LIBS)
free download

The laser induced breakdown spectroscopy (LIBS) technique was evaluated for its capability of quantifying CCA in preservative-treated wood. The results of the study reveal that the LIBS technique can be used to predict the amount of preservative based on 

A new approach for cuttings identification using laser induced breakdown spectroscopy
free download

ABSTRACT In the process of oil exploration and development, it becomes difficult to identify the lithology of cuttings due to the small size of cutting particles produced by extensively used Polycrystalline Diamond Compact (PDC) drill bit. Laser Induced Breakdown 

Recent advances in the use of laser-induced breakdown spectroscopy (LIBS) as a rapid point-of-care pathogen diagnostic
free download

ABSTRACT Laser-induced breakdown spectroscopy (LIBS) has made tremendous progress in becoming a viable technology for rapid bacterial pathogen detection and identification. The significant advantages of LIBS include speed ( 1 sec analysis), portability, 

Laser-Induced Breakdown Spectroscopy for Analysis of Aerosol Particles: The Path Toward Quantitative Analysis
free download

The application of laser-induced breakdown spectroscopy (LIBS) for the analysis of aerosol systems is a challenging problem that entails a wide range of physical phenomena that are coupled to the ultimate analyte response. While the analysis of aerosol particles dates 

Remote Laser-induced Breakdown Spectroscopy (LIBS) Analysis of Hydrated Sulfates. JJ
free download

Introduction: One of the most promising of in- struments selected for the upcoming Mars Science Laboratory (MSL) mission for analyzing Martian rocks is the remote Laser-Induced Breakdown Spec- troscopy (LIBS) on the ChemCam instrument package. The LIBS technique 

Laser-Induced Breakdown Spectroscopy for Microanalysis
free download

ABSTRACT Laser induced breakdown spectroscopy is a fast non-contact technique for the analysis of the elemental composition of any sample. Our focus is to advance this technique into a new regime where we use pulse energies below 100 µJ. This regime is referred to 

Laser Induced Breakdown Spectroscopy (LIBS)
free download

MJ Myers, JD Myers, AG Myers ,Lasers in Chemistry ,kigre.com LIBS (laser induced breakdown spectroscopy) is a relatively new version of atomic emission spectroscopy made possible with the invention of the laser. A highenergy laser pulse is focused down to target a gas, liquid, or solid substance creating a dielectric breakdown or 

In Situ, Real Time Measurement of Aluminum, Steel, and Glass Melt Chemistries UsingLaser Induced Breakdown Spectroscopy
free download

ABSTRACT Energy Research Company (ERCo), with support from DOE's Industrial Technologies Program and the New York State Energy Research and Development Authority, has developed a Laser Induced Breakdown Spectroscopy (LIBS) probe to 

Discrimination of forensic trace evidence using laser induced breakdown spectroscopy
free download

ABSTRACT Elemental analysis in forensic laboratories can be tedious and many trace evidence items are not analyzed to determine their elemental composition. Presently, scanning electron microscopy-energy dispersive x-ray spectroscopy (SEM-EDS) is the 

Laser-induced breakdown spectroscopy for the determination of carbon in soil
free download

Laser-induced breakdown spectroscopy (LIBS), sometimes referred to as laser-induced plasma spectroscopy (LIPS), is a relatively young atomic emission technique that has found great utility in the elemental analyses of a variety of materials. In brief, LIBS is achieved by 

Laser-induced breakdown spectroscopy: A new technique for nondestructive analysis of solutions
free download

ABSTRACT Laser-induced breakdown spectroscopy has been applied to the continuous determination of uranium in solutions. The technique is rapid, non-invasive, and unaffected by radioactivity. Powerful laser pulses are focused through an optical access onto the 

Laser-induced breakdown spectroscopy of frozen salt solutions for in-situ space exploration
free download

Laser induced breakdown spectroscopy (LIBS) is a powerful analytical technique for determining the elemental composition of various materials both, qualitatively and quantitatively. In particular to investigate geological surfaces in space exploration LIBS 

Laser-Induced Breakdown Spectroscopy (LIBS) in Qualitative and Quantitative Analysis of Works of Art.
free download

W Skrzeczanowski ,Anna Zatorska, Grazyna Zofia Zukowska. ,ocalicodzardzewienia.pl EXECUTIVE SUMMARY The work starts with short characteristics of laser-induced breakdown spectroscopy as a quasi-NDE method for art works examination. Attention was paid to the possibility of conducting stratigraphic research and some examples were 

Laser induced breakdown spectroscopy; advances in resolution and portability
free download

L Poncea, L Moreirab, T Floresa, M Arrontea ,fisica.uh.cu ABSTRACT Laser Induced Breakdown Spectroscopy (LIBS), can be considered as one of the most dynamic and promising technique in the field of analytical spectroscopy. LIBS has turned into a powerful alternative for a wide front of applications, from the geological 

Development Of Calibration-Free Algorithm In Laser-Induced Breakdown Spectroscopy
free download

ABSTRACT Optical diagnostics of laser ablation plasma has provided the opportunity to realize quantitative calibration-free analyses of solid, liquid and gaseous materials. The results presented confirm the suitability of the approach for routine practical applications of our 

Elemental Characterization Using Laser-Induced Breakdown Spectroscopy
free download

AA Vass, PDM Martin ABSTRACT Text: The ability of LIBS (Laser-Induced Breakdown Spectroscopy) to provide rapid multielemental microanalysis of bulk samples (solid, liquid, gas, aerosol) in the parts-per- million (ppm) range with little or no sample preparation has been widely demonstrated. 

Laser-Induced Breakdown Spectroscopy For Rapid Detection Of Carbon In Soils
free download

ABSTRACT The potentials of two advanced LIBS techniques to determine total carbon content in soils have been examined. In both modes the calibrating graphs have a nonlinear trend in the actual range of carbon contents with a good R2 value (0.97). The detection limit for the 

Elemental Profiling and Identification of Eco-Toxic Elements in Agricultural Soil by Laser-Induced Breakdown Spectroscopy
free download

ABSTRACT Laser induced breakdown spectroscopy (LIBS) was used to determine the elemental content and to detect probable eco-toxic elements in agricultural soil in Gazipur, Bangladesh (latitude: 24.0958 N, longitude: 90.4125 E). Soil samples were collected from 

A new self-calibrated method for precise quantitative analysis by laser induced breakdown spectroscopy
free download

The LIBS (Laser Induced Breakdown Spectroscopy) technique is a fast and essentially nondestructive diagnostic method, based on the analysis of the spectral emission of the plasma produced by focusing an intense laser beam on the sample to be investigated. 

APPLICATIONS OF LASER INDUCED BREAKDOWN SPECTROSCOPY
free download

ABSTRACT Applications of laser induced breakdown spectroscopy (LIBS) in solid and liquid phases have been presented. Use of single pulse and double pulse LIBS to enhance the detection limit of LIBS has been desctribed. A correlation between plasma temperature 

Online sensor system based on laser-induced breakdown spectroscopy in quality inspection of demolition concrete
free download

ABSTRACT In the C2CA project, an online sensor system is required to measure and control the quality and homogeneity of demolition concrete continuously. Laser-induced breakdown spectroscopy is a candidate to fulfil the objective in several tasks. Investigated is the ability 

Laser Induced Breakdown Spectroscopy as an In-Space Sample Return Canister Sterilization Method and Instrument
free download

We are investigating the use of focused laser beams to ablate the surface of spacecraft surfaces and contaminating materials. e method can be applied such that the ablated material is heated to a plasma, making it a laser induced breakdown spectroscopy (LIBS) 

Evaluation of Laser-induced Breakdown Spectroscopy As Technetium Monitor
free download

ABSTRACT The analytical figure of merit of a laser-induced breakdown (LIBS) system was evaluated for technetium measurements in liquid. LIBS data of elements that have similar properties to Tc such as Cr, Mn, and Re were studied. Various optical geometries which 

Measurement of trace element concentrations in fresh vegetables using Laser-Induced Breakdown Spectroscopy
free download

Laser-induced breakdown spectroscopy (LIBS) is a promising technique for stand-off and real-time analysis of materials in many fields of applications such as environmental survey and quality control of aliments. Contrary to the other techniques, it has the advantage of 

Reliability and Reproducibility of Quantitative Laser Induced Breakdown Spectroscopy(LIBS) Analysis Exemplified for the Detection of Carbon in Steels.
free download

T Krustev, DCS Beddows, HH Telle ,sicyon.com ABSTRACT The long-term evolution of UV emission spectra have been exploited as a means for improving the reliability and reproducibility of carbon trace concentration measurements in iron using Laser Induced Breakdown Spectroscopy LIBS. Optimisation procedure has to 

STABILIZING MATERIALS'CHEMISTRY BY IMPLEMENTATION OF REAL TIME ELEMENTALLASER-INDUCED BREAKDOWN SPECTROSCOPY (LIBS)
free download

ABSTRACT A chemical raw material for steel industry varies considerably. This is definitely one of the main problems of the industry. Automatic quality control-a new Laser Distance Analyzer Spectrometry (MAYA), which provides data on the chemical composition in real 

Laser Induced Breakdown Spectroscopy applied to elemental analysis using samples of Crude from Adaril Oil
free download

NA Almuslet, SY Mohamed ,sciencedomain.org ABSTRACT Aim: In this work Laser Induced Breakdown Spectroscopy (LIBS) has been used to identify the constituents of certain type of Sudanese crude oil. Study design: This study was designed to use LIBS technique to analyze the emission spectral lines and to 

Ivestigations of artworks using laser induced breakdown spectroscopy carried outat the IOE MUT
free download

ABSTRACT LIBS applications in analysis of chemical composition of selected museum objects and artworks are described in the paper. In the introduction a review of typical physical phenomena present in LIBS experiments is given, problems related to correct 

Theoretical investigation of laser induced plasma radiation: Application to the Laser Induced Breakdown Spectroscopy
free download

S Mehrabian, M Aghaei, SH Tavassoli ,portfolio.c-design.es Laser Induced Breakdown Spectroscopy (LIBS) is a form of atomic emission spectroscopy (AES) used to identify elemental composition of the different states of materials qualitatively and quantitatively. In this technique, a low energy laser pulse (typically ten to hundreds mJ 

Measuring Total Carbon and Nitrogen in Soils Using Laser-Induced Breakdown Spectroscopy (LIBS)
free download

RD Harris, MH Ebinger, CW Meyer, RJ Gehl ,soilcarboncenter.k-state.edu Loss of soil carbon during the past 150 years has depleted many of the most productive soils and resulted in degradation of marginal soils. The potential to restore carbon stocks in different landscapes through careful land management practices could result in significant 

Identification of Asbestos using Laser Induced Breakdown Spectroscopy–A Viable Alternative to the Conventional Approach?
free download

DM Benton ,downloads.hindawi.com Laser induced breakdown spectroscopy has been performed on isolated samples of six types of asbestos–Crysotile, Crocidolite, Amosite, Anthophylite, Actinolite and Tremolite– with analysis of optical emission in the visible region of the spectrum. The principal 

Laser induced breakdown spectroscopy: A real time approach to identify the glass and crystal samples
free download

In current era, glasses and crystals have been widely used for advanced optical devices. We present hear the use of a real time online technique, known as laser induced breakdown spectroscopy (LIBS) to identify the rare earth doped glasses and identify the various 

Transition probabilities of Si II lines from laser induced breakdown spectroscopy on solid target
free download

In this method, all transitions from the same level are considered . Absolute density number, absolute line intensity and temperature are not needeed. In a situation where no autoionization and no de-excitation takes place, transition probability are determined with 

The correlation spectroscopy methods application for increasing element detection sensitivity by emission spectra of the laser induced breakdown.
free download

SS Golik, AV Kurinnaya ,e-library.lt  The experimental correlation spectroscopy method is described in this article. This method allows to increase sensitivity of the laser induced breakdown spectroscopy. The plasma emission spectra parameters may be used to control own plasma non stabilities are recognized. 

Laser-induced breakdown spectroscopy measurement under low pressure simulating vacuum conditions
free download

ABSTRACT Laser-induced breakdown spectroscopy (LIBS) is a very useful elemental analysis tool in planetary exploration. In this study we conduct LIBS measurements under low pressure (1x10-3 mbar) to investigate the feasibility of LIBS measurement under vacuum 

Quantitative elemental analysis by laser-induced breakdown spectroscopy
free download

T Tanaka, S Harada, T Ikegami, F Mitsugi ,ispc-conference.org ABSTRACT Laser-induced breakdown spectroscopy (LIBS) has been popular in elemental analysis for various kinds of samples due to its rapid and in-situ measurement using simple equipment. However, quantitative analysis by LIBS is still inferior to conventional element 

Qualitative Characterization of a Thermal Barrier Coating System Using Femtosecond Laser-Induced Breakdown Spectroscopy
free download

ABSTRACT Protective thermal barrier coatings are widely used on Ni-based superalloy gas turbine components. In the present study, depth profiling of such a thermal barrier coated superalloy has been carried out using femtosecond pulsed laser-induced breakdown 

STUDY OF HARD AND SOFT BIOLOGICAL TISSUE COMPOSITIONS USING LASER-INDUCED BREAKDOWN SPECTROSCOPY
free download

ABSTRACT The biological tissue composition was studied in vitro during laser ablation, by using Fluorescence Spectroscopy of the ablation plume. The objective was to detect the elemental composition of the caries-free teeth, myocardium and chicken cartilage. The 

Aerosol measurements with laser-induced breakdown spectroscopy
free download

Laser-induced breakdown spectroscopy (LIBS), also known as laser-induced plasma spectroscopy, is emerging as a powerful spectrochemical analysis technique with a wide range of applications. With LIBS, a focused laser pulse is used to vaporize and ionize a 

Document Title: Application of Laser-induced Breakdown Spectroscopy to Forensic Science: Analysis of Paint and Glass Samples
free download

A commercial single 1064 nm pulse laser-induced breakdown spectroscopy (LIBS) instrument was purchased with the funding provided under this award and the instrument was utilized to evaluate the potential for using LIBS in the forensic 

Laser Induced Breakdown Spectroscopy as a Tool for Discrimination and Quantitative Characterization of Glass for Forensic Applications
free download

Laser-induced breakdown spectroscopy (LIBS), also called laser-induced plasma spectroscopy (LIPS), laser spark spectroscopy (LSS), and laser optical emission spectroscopy (LOES) is a fast-growing atomic emission analytical technique that involves 

LASER-INDUCED BREAKDOWN SPECTROSCOPY: THE PAST AND FUTURE DA CREMERS
free download

Recent Advances in Laser-Induced Breakdown Spectroscopy for Industrial Applications F. VOUILLOZ, D. Dantonel, P. Eggimann and E. Muller ARL Applied Research Laboratories SA En Vallaire Ouest C, CH-1024 Ecublens The advanced steel industry is faced with the 

LASER-INDUCED BREAKDOWN SPECTROSCOPY (LIBS) FOR ELEMENTAL COMPOSITION ANALYSIS OF AEROSOLS
free download

ABSTRACT Laser-induced Breakdown spectroscopy was applied for the elemental analysis of aerosols. Particular care has been taken in optimizing the time resolution of the LIBS spectra and the detection limit of the technique has been evaluated for Na, Ca and Mg atoms. The 

APPLICATION OF LASER-INDUCED BREAKDOWN SPECTROSCOPY FOR ELEMENTAL ANALYSIS
free download

ABSTRACT The article reviews some fundamental studies and analytical applications of Laser- Induced Breakdown Spectroscopy with an emphasis on environmental monitoring. This emission-type technique is based upon the spectral and time-resolved analysis of the 

Laser Induced Breakdown Spectroscopy and Applications Toward Thin Film Analysis
free download

Laser induced breakdown spectroscopy (LIBS) is generally regarded as the study of atomic and ionic emission from a laser generated plasma. This technique is also known as Laser Induced Plasma Spectroscopy (LIPS), and extends to the study of ultraviolet, visible, 

Final Report Analysis of Wood Samples from a Crime Scene using Laser-Induced Breakdown Spectroscopy (LIBS)
free download

Background On 08 April 2004, the Laboratory of Tree-Ring Science in the Department of Geography, University of Arizona, received 14 logs from Larry R. Smart, Criminal Investigation Section, Office of the Sherriff, Collin County, Texas. Ten logs numbered 2600 

1.8 LASER-INDUCED BREAKDOWN SPECTROSCOPY
free download

Laser-induced breakdown spectroscopy (LIBS) is a laser-based diagnostic technique which has been developed to detect toxic elemental composition in off-gas emission and various waste streams. It uses a high-power, pulsed laser to generate a breakdown in the test 

Focal beam position detection in a laser Induced Breakdown Spectroscopy system by using a Fiber Bragg Grating sensor
free download

ABSTRACT Chemical analysis of dangerous materials entails a safety issue for the researchers. Laser Induced Breakdown Spectroscopy offers the possibility to analyze these materials away from them using Stand-Off Set-ups. To optimize the plasma induction, the 

Intensity enhancement in Double-Pulse Laser-Induced Breakdown Spectroscopy in vacuum
free download

C Snchez-Ak, M Bolaños, M Villagrn-Muniz ,icpig2009.unam.mx Single-and double-pulse laser-induced breakdown spectroscopy (LIBS) were carried out on carbon samples at low background pressures (10-3 Torr). Double-pulse experiments were performed with an orthogonal beam geometry on two targets. Conditions for intensity 

Analysis of acid pitchstone (Iceland) using laser induced breakdown spectroscopy (LIBS)
free download

Analysis of acid pitchstone (sample from Iceland) using laser induced breakdown spectroscopy (LIBS) is presented in this study. The rock sample was taken because of its uniform composition and a homogenous structure at microscale. Elements like Si, Fe, Ca, 

Optimization of Laser-Ablation Micromachining by Choice of Scanning Algorithms and Use ofLaser-Induced-Breakdown Spectroscopy
free download

Femtosecond-laser ablation for the microfabrication of 30-to 300-µm-wide grooves with a depth to width ratio up to 2 in stainless steel was investigated. A laser based on Yb: KGW with 300-fs pulse duration, 350-kHz repetition rate and 6-W average power was used. The 

Carbon Content Detection in High Temperature and High Pressure Fields Using Laser Induced Breakdown Spectroscopy
free download

S Iwasaki, M Noda, Y Deguchi, M Horio ,netl.doe.gov Summary 1. INTRODUCTION It has become increasingly important to monitor plant condition factors in order to improve the operation of industrial plants, and improved on-line monitoring techniques for plant controlling factors are necessary to enhance the 

Laser-Induced Breakdown Spectroscopy (LIBS) for Real-Time Detection of Halon Alternative Agents
free download

ABSTRACT We report results of an evaluation of laser-induced breakdown spectroscopy (LIBS) for the detection of candidate halon replacement compounds (CF4, CF3H, CF2H2, and C2F3H). The fundamental (1.064 micrometers) from a Nd: YAG Q-switched pulsed laser 

Laser-Induced Breakdown Spectroscopy (LIBS) for on-line monitoring and workplace surveillance of nanoparticle production processes
free download

ABSTRACT Research studies up to technical optimisations were realized on laser/plasma/particle interactions in order to further achieve LIBS measurements with optimum efficiency. Polydisperse and monodisperse flows of salt and metallic particles 

Document Title: Application of Laser-Induced Breakdown Spectroscopy to Forensic Science: Analysis of Paint Samples
free download

The author(s) shown below used Federal funds provided by the US Department of Justice and prepared the following final report:  Document Title: Application of Laser-Induced Breakdown Spectroscopy to Forensic Science: Analysis of Paint Samples

Rapid Characterization of the Distribution of Pharmaceutical Excipients in Tablet Formulations using Laser Induced Breakdown Spectroscopy
free download

Purpose.(1) Develop a LIBS technique for rapid evaluation of pharmaceutical excipients and API distribution in tablets due to processing differences.(2) Evaluate the change in excipient distribution on storage. Methods. The LIBS instrument used was equipped with a Nd: YAG 

ANALYSIS OF CARIOUS AND NONCARIOUS HUMAN DENTIN BY LASER-INDUCED BREAKDOWN SPECTROSCOPY
free download

ABSTRACT Dentin caries involves the dissolution of mineralized matrix in the oral environment acidulated by bacterial activity. Variations in relative mineral content can be evaluated qualitatively using Laser-Induced Breakdown Spectroscopy (LIBS). The aim of the present 

Detection and Evaluation of Uranium in different Minerals by Gamma Spectrometry and Laser Induced Breakdown Spectroscopy
free download

ABSTRACT Analysis, detection and evaluation of source nuclear materials (eg uranium) in different minerals by sensitive techniques are a vital objective for uranium exploration, nuclear materials extraction, processing and verification. In this work, uranium in different 

Environmental and biological applications of laser-induced breakdown spectroscopy
free download

ABSTRACT Laser-induced breakdown spectroscopy (LIBS) was used to determine the total amount of carbon and nitrogen in soils, and it was also used to determine the total amount of palladium and silver metal in biofilms. These results were correlated to standard 

Analysis of the Fe-Co-B-Si amorphous thin ribbon using laser induced breakdown spectroscopy
free download

Laser induced breakdown spectroscopy (LIBS) was employed for the qualitative and quantitative analysis of amorphous thin ribbon Fe61Co19B15Si5, previously studied by the inductively coupled plasma spectroscopy. The spectral lines of silicon, iron, cobalt and 

IDENTIFICATION AND DETECTION OF PHOSPHORYLATED PROTEINS BY LASER INDUCED BREAKDOWN SPECTROSCOPY
free download

Laser-Induced Breakdown Spectroscopy (LIBS) is an optical atomic emission spectroscopic technique that uses an energetic laser source to generate a luminous plasma. Spectrochemical analysis of the light emitted from the plasma reveals information about 

Strong Emission From Nano-Iron Using Laser Induced Breakdown SpectroscopyTechnique
free download

ABSTRACT In this paper we report a strong enhanced emission from laser produced plasma in air from iron oxide nanomaterial in comparison with the corresponding bulk samples. The enhancement strength differs with different Nd: YAG laser harmonics wavelengths. The 

Assigning of Parts of Archaeological Bronze Artefacts And Their Fragments Using Laser-induced Breakdown Spectroscopy (LIBS)
free download

ABSTRACT This work discusses the archaeological bronze-alloy artefacts from the burial ground in the region of Senica in Slovakia investigated by LIBS. The fragments of four artefacts from three different graves have been assigned according to their composition. 

Laser-induced breakdown spectroscopy (LIBS): An innovative tool for studying bacteria
free download

It is well known that time-resolved laser induced breakdown spectroscopy (LIBS) is a powerful tool for elemental analysis. 1 There are many experimental parameters that can affect the laser-induced plasma, and currently the wide variety of experimental 

Laser induced breakdown spectroscopy for investigations of elemental analysis and metalic layer thickness
free download

The use of Laser Induced Breakdown Spectroscopy (LIBS) for elemental analysis and thickness of metal cladding layers is presented in the paper. Measurement method is described and experimental results are shown. LIBS spectrum depends on both chemical 

Measuring Heavy Metals Content in Wastewater using Laser Induced Breakdown Spectroscopy
free download

ABSTRACT In the present study, laser-induced breakdown spectroscopy (LIBS) has been applied for the determination of chromium and cadmium contents in wastewater of different canneries surrounding by leather factories. The plasma was generated with a Q-switched 

On the use of laser-induced breakdown spectroscopy to determine the fractional abundances of carbon ions in the laser plasma plume
free download

In tokamaks, spectroscopic measurements are routinely used to monitor particle fluxes into the plasma. To check if these measurements can be used for erosion determination, a method which consists in injecting in the line of sight of the diagnostic a known particle 

MICROCHIP LASERS AS SOURCES FOR LASER-INDUCED BREAKDOWN SPECTROSCOPY: PLASMA CHARACTERISTICS AND ANALYTICAL
free download

Summary The development of a compact laser-induced breakdown spectroscopy (LIBS) system will increase the possibilities of applying the technique in industrial process monitoring. In this chapter, the quantification of elemental composition of several matrices 

Laser-Induced Breakdown Spectroscopy (Libs) in Civil Engineering
free download

ABSTRACT Damage cases in concrete structures like pitting corrosion of the reinforcement from de-icing salts or concrete corrosion from aggressive sewage water require testing methods for reliable condition assessment of damaged structures and quality assurance 

Signal Processing for the Detection of Explosive Residues on Varying Substrates using Laser Induced Breakdown Spectroscopy
free download

ABSTRACT Laser induced breakdown spectroscopy (LIBS) can provide rapid, minimally destructive, chemical analysis of substances with the benefit of little to no sample preparation. Therefore, LIBS is a viable technology for the detection of substances of 

Laser induced breakdown spectroscopy of geological samples with different homogeneity
free download

Calibration free laser induced breakdown spectroscopy (CF-LIBS) was used for the quantitative analysis of rocks (remelted basalt and granite) with different homogeneity and mineral grains dimensions. Samples of remelted basalts were chosen for their higher 

Diagnostics of Sulphur Plasma Using Laser Induced Breakdown Spectroscopy
free download

In the present work, we have studied the spatial evolution of the Sulphur plasma produced by the first harmonic (1064 nm) of a Q-switched Nd: YAG having pulse duration of 5 ns and 10 Hz repetition rate and is capable of delivering 400 mJ. The experimentally observed 

Rapid Inspection of Defects of Steel by Laser Induced Breakdown Spectroscopy
free download

ABSTRACT A rapid and simple technique has been developed for inspection of defects of steel using laser induced breakdown spectroscopy (LIBS). Irradiation from a Q-switched Nd: YAG laser was focused onto the sample surface by a plano-convex lens with a spot diameter of 

Laser Induced Breakdown Spectroscopy (LIBS) of Kidney Stones
free download

Laser Induced Breakdown Spectroscopy (LIBS) of Kidney Stones w. Meyer1, R. Engelhardtl, and P. Hering2 lMedizinisches Laserzentrum Lubeck, Peter-Monnik-Weg 9, D-2400 Lubeck, Fed. Rep. of Germany 2Max-Planck-Institut fur Quantenoptik, Postfach 1513, D-8046 

of an oceanographic sensor for in situ chemical analysis of hydrothermal vents: Preliminary laboratory results using laser-induced breakdown spectroscopy (LIBS)
free download

New chemical sensors are needed for present day expeditionary oceanography and an emerging new phase involving long-term in situ ocean observatories. Over the past four decades, a new spectrochemical technique, Laser Induced Breakdown Spectroscopy ( 

Analysis of geological samples by laser-induced breakdown spectroscopy at low atmospheric pressures
free download

ABSTRACT Several future space missions to planets, moons and asteroids in the solar system consider landers equipped with a laser-induced breakdown spectroscopy (LIBS) instrument. This technique provides an in-situ elemental analysis of all major and many trace 

Compositional Study of Different Currency Coins Using Non-Destructive Laser Induced Breakdown Spectroscopy
free download

There is a growing interest in the development of detection systems for rapid and accurate analytical characterization of chemical species present in rocks, minerals, waste disposal sites, soil and water samples. Modem instrumental techniques are now replacing the 

STUDY OF HUMAN DENTARY TISSUES BY LASER-INDUCED BREAKDOWN SPECTROSCOPY
free download

ABSTRACT The aim of the present study was to evaluate the possibility of differentiating between non carious and carious dentin and healthy enamel from demineralized/ remineralized with fluor, using Laser-Induced Breakdown Spectroscopy (LIBS). A 

Sensitive Detection of Epithelial Ovarian Cancer Biomarkers Using Tag-Laser Induced Breakdown Spectroscopy
free download

Y Markushin, N Melikechi ,cdn.intechweb.org Epithelial ovarian cancer (EOC) is the 5th leading cause of death from cancer in women and

Determination of Stark Broadening Parameters for O, N from Ha Using Laser Induced Breakdown Spectroscopy
free download

ABSTRACT In this article the experiment and calculation of Stark broadening parameters is presented. Plasma was generated by Nd: YAG pulse laser and was focused into small spot from where the spectrum was recorded by Mechelle spectrometer. The spectrum was 

Investigation of Long-Pulse Laser-Induced Breakdown Spectroscopy for Analysis of the Composition of Rock and Sediment Samples Submerged in Seawater
free download

ABSTRACT The aim of this paper is to investigate the application of Laser-Induced Breakdown Spectroscopy (LIBS) to qualitatively analyze the composition of various seafloor rock samples in seawater. Well-resolved emission spectra of submerged samples were 

Methods for measurement of heterogeneous materials with laser-induced breakdown spectroscopy (LIBS)
free download

Since the early 1980's laser-induced breakdown spectroscopy (LIBS), also referred to as laser-induced plasma spectroscopy (LIPS), has evolved into a powerful analytical tool. The technique involves the focusing of a pulsed laser to ablate and/or vaporize and ionize a 

FOCUSING AND A DUAL-PULSE CONFIGURATION TO IMPROVE LASER-INDUCED BREAKDOWN SPECTROSCOPY AEROSOL PARTICLE SAMPLING
free download

ACKNOWLEDGMENTS First and foremost, I would like to thank Dr. Hahn for his guidance and leadership provided during the current study. Because of his enthusiasm and expertise in the subject I have learned alot in the short time I have been here. Secondly, I would like 

Femtosecond fiber-laser-based laser-induced breakdown spectroscopy
free download

ABSTRACT This paper reports the LIBS studies on elemental composition detection and identification by employing a femtosecond (fs) fiber laser. High quality LIBS spectra were obtained in air using near-infrared fs fiber laser coupled with a broadband high sensitivity 

Artificial Neural Networks for Material Identification, Mineralogy and Analytical Geochemistry Based on Laser-Induced Breakdown Spectroscopy
free download

Artificial Neural Networks (ANN) are used nowadays in a broad range of areas such as pattern recognition, finances, data mining, battle scene analysis, process control, robotics, etc. Application of ANN in the field of spectroscopy has generated a long-standing interest 

Spectrum Estimation and Noise Reduction for Laser Induced Breakdown Spectroscopy
free download

ABSTRACT Laser Induced Breakdown Spectroscopy (LIBS) is a well-known technique to measure certain atomic and molecular in various environment. A pulsed laser beam (532nm) is focused with a lens to the target, which can be gas, liquid, or solid to induce a 

Global and Local Equivalence Ratio Measurements in Laminar Premixed Hydrocarbon-Air Flames using Laser Induced Breakdown Spectroscopy (LIBS)
free download

ABSTRACT Laser Induced Breakdown Spectroscopy (LIBS) is a highly sensitive analytical technique for elemental analysis in solid, liquid and gaseous samples. Recently, LIBS has also been successfully used as an in-situ diagnostic tool in combustion environments. In 

Analysis of solid materials by means of laser-induced breakdown spectroscopy
free download

Abstrakt Disertacn prce se zabýv vyuitm spektroskopie laserem indukovanho plazmatu (LIBS) k analýze pevných materilu. Prkov aluminosilikty pro cihlrskou výrobu byly analyzovny technikou jednoduchho a dvojitho pulsu. Prprava tablet, 

A semi-quantitative analysis of essential micronutrients in folium lycii by using laser-induced breakdown spectroscopy
free download

In recent years, the laser induced breakdown spectroscopy technique has shown its great potential for rapid qualitative and quantitative analysis of materials due to the lack of pretreatment of the material, as well as speed of analysis, and on-line measurement 

Identification of Elements in Some Sudanese Gasoline Types Using Nd: YAG Laser Induced Breakdown Spectroscopy
free download

Laser-induced breakdown spectroscopy (LIBS) employs a low-energy pulsed laser (typically tens to hundreds of mJ per pulse) focused on sample to generate plasma that vaporizes a small amount of the sample. A portion of the plasma emission light is collected and a 

Copper Transport and Accumulation in Spruce Stems (Picea abies (L.) Karsten) Revealed byLaser-Induced Breakdown Spectroscopy
free download

Plants absorb not only nutrient elements from the environment, but also some nonessential and essential trace elements including metals. Some of the metals (eg Fe, Mn, Zn, Cu, Ni, Mo) are essential microelements for plants, others as Ag, Au and Co are considered as 


FREE ENGINEERING RESEARCH PAPERS