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Articles (169)

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1-10 of 169 results for parts per billion

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Select article: Detection of Atmospheric Pollutants at Parts-per-Billion Levels by Infrared Spectroscopy

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Research article

First published 1973-5

Detection of Atmospheric Pollutants at Parts-per-Billion Levels by Infrared Spectroscopy

Philip L. Hanst, Allen S. Lefohn, Bruce W. Gay

Applied Spectroscopy

Select article: Infrared Quantification of Siloxanes in Synthetic Biogas at Parts-per-Billion Levels in the Presence of Spectral Interferents

Open access

Research article

First published 2026-3

Infrared Quantification of Siloxanes in Synthetic Biogas at Parts-per-Billion Levels in the Presence of Spectral Interferents

Kayla N. McCreary, Nathan J. Ducat, Daniel A. Higgins [...]

Applied Spectroscopy Practica

Select article: Using a Wavelength-Modulated Quantum Cascade Laser to Measure NO Concentrations in the Parts-per-Billion Range for Vehicle Emissions Certification

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Research article

First published 2002-6

Using a Wavelength-Modulated Quantum Cascade Laser to Measure NO Concentrations in the Parts-per-Billion Range for Vehicle Emissions Certification

W. H. Weber, J. T. Remillard, R. E. Chase [...]

Applied Spectroscopy

Select article: Simultaneous Determination of Low Parts-per-Billion Level Pb and as in Waters Using Energy-Dispersive X-Ray Fluorescence Spectrometry

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Research article

First published 2001-3

Simultaneous Determination of Low Parts-per-Billion Level Pb and as in Waters Using Energy-Dispersive X-Ray Fluorescence Spectrometry

Terrance D. Hettipathirana, Lester H. Smith, Keith Norrish

Applied Spectroscopy

Select article: Fourier Transform Infrared Determination of Parts per Billion of Oxygen in Silicon

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Other

First published 1974-1

Fourier Transform Infrared Determination of Parts per Billion of Oxygen in Silicon

R. O. Kagel, J. A. Baker

Applied Spectroscopy

Select article: Concentration-Spectrographic Determination of Parts per Billion of Some Impurities in Metallurgical Products

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Research article

First published 1970-9

Concentration-Spectrographic Determination of Parts per Billion of Some Impurities in Metallurgical Products

G. S. Golden, M. G. Atwell

Applied Spectroscopy

Select article: Simple Mass Spectrometric Method for the Estimation of Boron and Aluminum in Water at the Parts per Billion Level

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Research article

First published 2015-6

Simple Mass Spectrometric Method for the Estimation of Boron and Aluminum in Water at the Parts per Billion Level

Nagasathiya Krishnan, Pachaiappan Raman, Vairamani Mariappanadar

European Journal of Mass Spectrometry

Select article: Low Resolution Infrared Detection of Nickel Carbonyl at Less Than One Part per Billion Levels

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Research article

First published 1976-9

Low Resolution Infrared Detection of Nickel Carbonyl at Less Than One Part per Billion Levels

A. W. Mantz

Applied Spectroscopy

Select article: ArF Laser-Induced Plasma Spectroscopy for Part-per-Billion Analysis of Metal Ions in Aqueous Solutions

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Research article

First published 2002-6

ArF Laser-Induced Plasma Spectroscopy for Part-per-Billion Analysis of Metal Ions in Aqueous Solutions

K. M. Lo, N. H. Cheung

Applied Spectroscopy

Select article: Graphite Furnace Atomic Absorption Spectrometric Determination of Iron,Cobalt,Nickel,and Copper at Parts-Per-Billion Level in High-Purity Lanthanum Fluoride

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Research article

First published 1993-8

Graphite Furnace Atomic Absorption Spectrometric Determination of Iron,Cobalt,Nickel,and Copper at Parts-Per-Billion Level in High-Purity Lanthanum Fluoride

James Jaganathan, Ishwar Aggarwal

Applied Spectroscopy

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