Leif, Roald: search on Z-Library

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1

Methylation protocol for the retrospective detection of isopropyl-, pinacolyl- and cyclohexylmethylphosphonic acids, indicative markers for the nerve agents sarin, soman and cyclosarin, at low levels in soils using EI-GC–MS

Valdez, Carlos A., Leif, Roald N., Hok, Saphon, Vu, Alexander K., Salazar, Edmund P., Alcaraz, Armando

Journal:

Science of The Total Environment

Year:

2019

Language:

english

File:

PDF, 1.11 MB

english, 2019

2

The aqueous solubility of trichloroethene (TCE) and tetrachloroethene (PCE) as a function of temperature

Kevin G Knauss, Michael J Dibley, Roald N Leif, Daniel A Mew, Roger D Aines

Journal:

Applied Geochemistry

Year:

2000

Language:

english

File:

PDF, 301 KB

english, 2000

3

Analysis of chemical warfare agents by gas chromatography-mass spectrometry: methods for their direct detection and derivatization approaches for the analysis of their degradation products

Valdez, Carlos A., Leif, Roald N., Hok, Saphon, Hart, Bradley R.

Journal:

Reviews in Analytical Chemistry

Year:

2017

Language:

english

File:

PDF, 4.91 MB

english, 2017

4

Deterministic Control over High-Z Doping of Polydicyclopentadiene-Based Aerogel Coatings

Kim, Sung Ho, Shin, Swanee J., Lenhardt, Jeremy M., Braun, Tom, Sain, John D., Valdez, Carlos A., Leif, Roald N., Kucheyev, Sergei O., Wu, Kuang Jen J., Biener, Juergen, Satcher, Joe H., Hamza, Alex V

Journal:

ACS Applied Materials & Interfaces

Year:

2013

Language:

english

File:

PDF, 1.49 MB

english, 2013

5

Derivatization of pinacolyl alcohol with phenyldimethylchlorosilane for enhanced detection by gas chromatography–mass spectrometry

Albo, Rebecca L. F., Valdez, Carlos A., Leif, Roald N., Mulcahy, Heather A., Koester, Carolyn

Journal:

Analytical and Bioanalytical Chemistry

Year:

2014

Language:

english

File:

PDF, 324 KB

english, 2014

6

Assessing the reliability of the NIST library during routine GC-MS analyses: Structure and spectral data corroboration for 5,5-diphenyl-1,3-dioxolan-4-one during a recent OPCW proficiency test

Valdez, Carlos A., Leif, Roald N., Hok, Saphon, Alcaraz, Armando

Journal:

Journal of Mass Spectrometry

Year:

2018

Language:

english

File:

PDF, 555 KB

english, 2018

7

Chemical tagging of chlorinated phenols for their facile detection and analysis by NMR spectroscopy

Valdez, Carlos A., Leif, Roald N.

Journal:

Analytical and Bioanalytical Chemistry

Year:

2015

Language:

english

File:

PDF, 195 KB

english, 2015

8

Aqueous oxidation of trichloroethene (TCE): a kinetic analysis

Kevin G Knauss, Michael J Dibley, Roald N Leif, Daniel A Mew, Roger D Aines

Journal:

Applied Geochemistry

Year:

1999

Language:

english

File:

PDF, 237 KB

english, 1999

9

Low-Level Analytical Method for Selected Volatile Organic Compounds

Leif, Roald N., Carroll, Kenneth L., Davisson, M. Lee

Journal:

Soil and Sediment Contamination

Year:

2002

Language:

english

File:

PDF, 61 KB

english, 2002

10

Confined-pyrolysis as an experimental method for hydrothermal organic synthesis

Roald N. Leif, Bernd R. T. Simoneit

Journal:

Origins of Life and Evolution of Biospheres

Year:

1995

Language:

english

File:

PDF, 945 KB

english, 1995

11

The role of alkenes produced during hydrous pyrolysis of a shale

Roald N. Leif, Bernd R.T. Simoneit

Journal:

Organic Geochemistry

Year:

2000

Language:

english

File:

PDF, 606 KB

english, 2000

12

Efficient derivatization of methylphosphonic and aminoethylsulfonic acids related to nerve agents simultaneously in soils using trimethyloxonium tetrafluoroborate for their enhanced, qualitative detection and identification by EI-GC-MS and GC-FPD

Valdez, Carlos A., Marchioretto, Mira K., Leif, Roald N., Hok, Saphon

Journal:

Forensic Science International

Year:

2018

Language:

english

File:

PDF, 1.17 MB

english, 2018

13

Carbene-based Difluoromethylation of Bisphenols: Application to the Instantaneous Tagging of Bisphenol A in Spiked Soil for Its Detection and Identification by Electron Ionization Gas Chromatography-Mass Spectrometry

Valdez, Carlos A., Leif, Roald N., Hok, Saphon

Journal:

Scientific Reports

Year:

2019

File:

PDF, 2.76 MB

2019

14

Kinetic Studies on the Green and Practical Iodide-mediated Dealkylation of Tributylphosphate (TBP) using Nuclear Magnetic Resonance Spectroscopy

Kennedy, Daniel J., Leif, Roald N., Mayer, Brian P., Valdez, Carlos A.

Journal:

Analytical Chemistry Letters

Year:

2017

Language:

english

File:

PDF, 602 KB

english, 2017

15

Rapid and mild silylation of β -amino alcohols at room temperature mediated by N -methylimidazole for enhanced detectability by gas chromatography/electron ionization mass spectrometry

Valdez, Carlos A., Leif, Roald N., Hart, Bradley R.

Journal:

Rapid Communications in Mass Spectrometry

Year:

2014

Language:

english

File:

PDF, 721 KB

english, 2014

16

Mobilization of actinides by dissolved organic compounds at the Nevada Test Site

Pihong Zhao, Mavrik Zavarin, Roald N. Leif, Brian A. Powell, Michael J. Singleton, Rachel E. Lindvall, Annie B. Kersting

Journal:

Applied Geochemistry

Year:

2011

Language:

english

File:

PDF, 653 KB

english, 2011

17

Detailed HCCI Exhaust Speciation and the Sources of Hydrocarbon and Oxygenated Hydrocarbon Emissions

Dec, John E., Sjöberg, Magnus, Hwang, Wontae, Davisson, M. Lee, Leif, Roald N.

Journal:

SAE International Journal of Fuels and Lubricants

Year:

2008

Language:

english

File:

PDF, 1.14 MB

english, 2008

18

ROMP crosslinkers for the preparation of aliphatic aerogels

Lenhardt, Jeremy M., Kim, Sung Ho, Worsley, Marcus A., Leif, Roald N., Campbell, Patrick G., Baumann, Theodore F., Satcher, Joseph H.

Journal:

Journal of Non-Crystalline Solids

Year:

2015

Language:

english

File:

PDF, 996 KB

english, 2015

19

Tetracyclic terpanes enriched in Devonian cuticle humic coals

Guoying Sheng, Bernd R.T. Simoneit, Roald N. Leif, Xiaojing Chen, Jiamo Fu

Journal:

Year:

1992

Language:

english

File:

PDF, 1003 KB

english, 1992

20

“Effective methylation of phosphonic acids related to chemical warfare agents mediated by trimethyloxonium tetrafluoroborate for their qualitative detection and identification by gas chromatography-mass spectrometry”

Valdez, Carlos A., Leif, Roald N., Alcaraz, Armando

Journal:

Analytica Chimica Acta

Year:

2016

Language:

english

File:

PDF, 1.21 MB

english, 2016

21

Polyethers: Structural analysis of the 1,4,5,8-tetraoxadecalins and 2,2'-bis(1,3-dioxolane) by photoelectron spectroscopy, molecular mechanics and molecular orbital calculations

Flemming S Jørgensen, Leif Nørskov-Lauritsen, Roald Boe Jensen, Gustav Sshroll

Journal:

Year:

1981

Language:

english

File:

PDF, 797 KB

english, 1981

22

The effect of material purity on the optical and scintillation properties of solution-grown trans-stilbene crystals

Carman, Leslie, Zaitseva, Natalia, Martinez, H. Paul, Rupert, Benjamin, Pawelczak, Iwona, Glenn, Andrew, Mulcahy, Heather, Leif, Roald, Lewis, Keith, Payne, Stephen

Journal:

Journal of Crystal Growth

Year:

2013

Language:

english

File:

PDF, 995 KB

english, 2013

23

Simultaneous and Practical Difluoromethylation of Triclosan, 2,4,6-Trichlorophenol and Pentachlorophenol in Soils for their Qualitative Detection by Electron Ionization GC-MS

Valdez, Carlos A., Leif, Roald N.

Journal:

Analytical Chemistry Letters

Year:

2017

Language:

english

File:

PDF, 949 KB

english, 2017

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