Personal information

Activities

Employment (3)

University of Texas at Austin: Austin, TX, US

2017-04-01 to present | Associate Professor (Department of Pediatrics Dell Medical School)
Employment
Source: Self-asserted source
Herbert Tobias

Cornell University: Ithaca, NY, US

2007-01 to 2017-03 | Senior Research Associate (Nutritional Sciences)
Employment
Source: Self-asserted source
Herbert Tobias

Lawrence Livermore National Laboratory: Livermore, CA, US

2001-11 to 2006-12 | Aerosol Chemist
Employment
Source: Self-asserted source
Herbert Tobias

Education and qualifications (2)

University of California Riverside: Riverside, CA, US

1997-04 to 2001-09 | Postdoctoral Researcher (Air Pollution Research Center)
Education
Source: Self-asserted source
Herbert Tobias

Cornell University: Ithaca, NY, US

1992-08 to 1997-03 | PhD (Department of Chemsirty)
Education
Source: Self-asserted source
Herbert Tobias

Professional activities (3)

World Anti-Doping Agency: Montreal, Quebec, CA

2011 to present | Panel Reviewer of proposals for synthetic steroid detection and other doping agents.
Service
Source: Self-asserted source
Herbert Tobias

NASA: Washington, DC, US

2010 to present | Panel Reviewer of proposals of analytical instrumentation for astrobiology and chemical analysis of space and planetary systems.
Service
Source: Self-asserted source
Herbert Tobias

American Society for Mass Spectrometry: Santa Fe, New Mexico, US

1995 to present
Membership
Source: Self-asserted source
Herbert Tobias

Funding (1)

ARC Catalytic Combustion Reactors for Fast GCC-IRMS and GC×GCC-IRMS of Urinary Steroids

2019 to 2021 | Grant
Partnership For Clean Competition (Colorado Springs, CO 80909, US)
GRANT_NUMBER:

2018R3000374G

Source: Self-asserted source
Herbert Tobias

Works (50 of 53)

Items per page:
Page 1 of 2

Low Temperature Catalytic Combustion Reactors for High Precision Carbon Isotope Measurements in Gas Chromatography Combustion Isotope Ratio Mass Spectrometry

Analytical Chemistry
2019 | Journal article
EID:

2-s2.0-85061870732

Contributors: Tobias, H.J.; Jones, A.; Spanjers, C.; Bowers, L.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Cryofocus fast gas chromatography combustion isotope ratio mass spectrometry for rapid detection of synthetic steroid use in sport doping

Analyst
2018 | Journal article
EID:

2-s2.0-85042702008

Contributors: Tobias, H.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

High-volume steroid isotopic standards developed as working standards for gas chromatography–combustion–isotope ratio mass spectrometry

Drug Testing and Analysis
2018 | Journal article
EID:

2-s2.0-85045625363

Contributors: Tobias, H.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Erratum: Quantifying the Contribution of Grape Hexoses to Wine Volatiles by High-Precision [U13C]-Glucose Tracer Studies (Journal of Agricultural and Food Chemistry (2014) 62:28 (6820-6827) DOI: 10.1021/jf500947x)

Journal of Agricultural and Food Chemistry
2014 | Journal article
EID:

2-s2.0-84906879117

Contributors: Nisbet, M.A.; Tobias, H.J.; Brenna, J.T.; Sacks, G.L.; Mansfield, A.K.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Quantifying the contribution of grape hexoses to wine volatiles by high-precision [U <sup>13</sup> C]-glucose tracer studies

Journal of Agricultural and Food Chemistry
2014 | Journal article
EID:

2-s2.0-84904438606

Contributors: Nisbet, M.A.; Tobias, H.J.; Brenna, J.T.; Sacks, G.L.; Mansfield, A.K.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Mesoscale morphology of airborne core-shell nanoparticle clusters: X-ray laser coherent diffraction imaging

Journal of Physics B: Atomic, Molecular and Optical Physics
2013 | Journal article
EID:

2-s2.0-84883170650

Contributors: Pedersoli, E.; Loh, N.D.; Capotondi, F.; Hampton, C.Y.; Sierra, R.G.; Starodub, D.; Bostedt, C.; Bozek, J.; Nelson, A.J.; Aslam, M. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Sensing the wavefront of x-ray free-electron lasers using aerosol spheres

Optics Express
2013 | Journal article
EID:

2-s2.0-84878618376

Contributors: Loh, N.D.; Starodub, D.; Lomb, L.; Hampton, C.Y.; Martin, A.V.; Sierra, R.G.; Barty, A.; Aquila, A.; Schulz, J.; Steinbrener, J. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Toward unsupervised single-shot diffractive imaging of heterogeneous particles using X-ray free-electron lasers

Optics Express
2013 | Journal article
EID:

2-s2.0-84888219168

Contributors: Park, H.J.; Loh, N.D.; Sierra, R.G.; Hampton, C.Y.; Starodub, D.; Martin, A.V.; Barty, A.; Aquila, A.; Schulz, J.; Steinbrener, J. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Calibration and data processing in gas chromatography combustion isotope ratio mass spectrometry

Drug Testing and Analysis
2012 | Journal article
EID:

2-s2.0-84871386611

Contributors: Zhang, Y.; Tobias, H.J.; Sacks, G.L.; Thomas Brenna, J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Erratum: Fractal morphology, imaging and mass spectrometry of single aerosol particles in flight(Nature (2012) 486 (513-517) DOI:10.1038/nature11222)

Nature
2012 | Journal article
EID:

2-s2.0-84866512399

Contributors: Loh, N.D.; Hampton, C.Y.; Martin, A.V.; Starodub, D.; Sierra, R.G.; Barty, A.; Aquila, A.; Schulz, J.; Lomb, L.; Steinbrener, J. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Fractal morphology, imaging and mass spectrometry of single aerosol particles in flight

Nature
2012 | Journal article
EID:

2-s2.0-84863001091

Contributors: Loh, N.D.; Hampton, C.Y.; Martin, A.V.; Starodub, D.; Sierra, R.G.; Barty, A.; Aquila, A.; Schulz, J.; Lomb, L.; Steinbrener, J. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Highly sensitive and selective analysis of urinary steroids by comprehensive two-dimensional gas chromatography combined with positive chemical ionization quadrupole mass spectrometry

Analyst
2012 | Journal article
EID:

2-s2.0-84862212023

Contributors: Zhang, Y.; Tobias, H.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Profiling structured beams using injected aerosols

Proceedings of SPIE - The International Society for Optical Engineering
2012 | Conference paper
EID:

2-s2.0-84872545157

Contributors: Duane Loh, N.; Starodub, D.; Lomb, L.; Hampton, C.Y.; Martin, A.V.; Sierra, R.G.; Barty, A.; Aquila, A.; Schulz, J.; Steinbrener, J. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Comprehensive 2-dimensional gas chromatography fast quadrupole mass spectrometry (GC×GC-qMS) for urinary steroid profiling: Mass spectral characteristics with chemical ionization

Drug Testing and Analysis
2011 | Journal article
EID:

2-s2.0-84855243390

Contributors: Zhang, Y.; Tobias, H.J.; Auchus, R.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Detection of synthetic testosterone use by novel comprehensive two-dimensional gas chromatography combustion-isotope ratio mass spectrometry

Analytical Chemistry
2011 | Journal article
EID:

2-s2.0-80052813326

Contributors: Tobias, H.J.; Zhang, Y.; Auchus, R.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Single particle imaging with soft x-rays at the linac coherent light source

Proceedings of SPIE - The International Society for Optical Engineering
2011 | Conference paper
EID:

2-s2.0-79958232047

Contributors: Martin, A.V.; Andreasson, J.; Aquila, A.; Bajt, S.; Barends, T.R.M.; Barthelmess, M.; Barty, A.; Benner, W.H.; Bostedt, C.; Bozek, J.D. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Single-Particle Aerosol Mass Spectrometry (SPAMS) for high-throughput and rapid analysis of biological aerosols and single cells

ACS Symposium Series
2011 | Book
EID:

2-s2.0-84904646667

Contributors: Frank, M.; Gard, E.E.; Tobias, H.J.; Adams, K.L.; Bogan, M.J.; Coffee, K.R.; Farquar, G.R.; Fergenson, D.P.; Martin, S.I.; Pitesky, M. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Microfabrication of high temperature micro-reactors for continuous flow isotope ratio mass spectrometry

Microfluidics and Nanofluidics
2010 | Journal article
EID:

2-s2.0-77956262252

Contributors: Tobias, H.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Steroid isotopic standards for gas chromatography-combustion isotope ratio mass spectrometry (GCC-IRMS)

Steroids
2009 | Journal article
EID:

2-s2.0-61349184438

Contributors: Zhang, Y.; Tobias, H.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Comprehensive two-dimensional gas chromatography combustion isotope ratio mass spectrometry

Analytical Chemistry
2008 | Journal article
EID:

2-s2.0-56449083310

Contributors: Tobias, H.J.; Sacks, G.L.; Zhang, Y.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Parameters Contributing to Efficient Ion Generation in Aerosol MALDI Mass Spectrometry

Journal of the American Society for Mass Spectrometry
2008 | Journal article
EID:

2-s2.0-40249115182

Contributors: McJimpsey, E.L.; Jackson, W.M.; Lebrilla, C.B.; Tobias, H.; Bogan, M.J.; Gard, E.E.; Frank, M.; Steele, P.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Supramicrometer particle shadowgraph imaging in the ionization region of a single particle aerosol mass spectrometer

Journal of Aerosol Science
2008 | Journal article
EID:

2-s2.0-37849027919

Contributors: Farquar, G.R.; Steele, P.T.; McJimpsey, E.L.; Lebrilla, C.B.; Tobias, H.J.; Gard, E.E.; Frank, M.; Coffee, K.; Riot, V.; Fergenson, D.P.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Online aerosol mass spectrometry of single micrometer-sized particles containing poly(ethylene glycol)

Rapid Communications in Mass Spectrometry
2007 | Journal article
EID:

2-s2.0-33947720811

Contributors: Bogan, M.J.; Patton, E.; Srivastava, A.; Martin, S.; Fergenson, D.P.; Steele, P.T.; Tobias, H.J.; Gard, E.E.; Frank, M.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Characterization of ambient aerosols at the San Francisco International Airport using BioAerosol Mass Spectrometry

Proceedings of SPIE - The International Society for Optical Engineering
2006 | Conference paper
EID:

2-s2.0-33747346659

Contributors: Steele, P.T.; McJimpsey, E.L.; Coffee, K.R.; Fergenson, D.P.; Riot, V.J.; Tobias, H.J.; Woods, B.W.; Gard, E.E.; Frank, M.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Detection of biological particles in ambient air using Bio-Aerosol Mass Spectrometry

Proceedings of SPIE - The International Society for Optical Engineering
2006 | Conference paper
EID:

2-s2.0-33747338214

Contributors: McJimpsey, E.L.; Steele, P.T.; Coffee, K.R.; Fergenson, D.P.; Riot, V.J.; Woods, B.W.; Gard, E.E.; Frank, M.; Tobias, H.J.; Lebrilla, C.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Fast determination of the relative elemental and organic carbon content of aerosol samples by on-line single-particle aerosol time-of-flight mass spectrometry

Environmental Science and Technology
2006 | Journal article
EID:

2-s2.0-33646719084

Contributors: Ferge, T.; Karg, E.; Schröppel, A.; Coffee, K.R.; Tobias, H.J.; Frank, M.; Gard, E.E.; Zimmermann, R.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Following the biochemical and morphological changes of Bacillus atrophaeus cells during the sporulation process using Bioaerosol Mass Spectrometry

Journal of Microbiological Methods
2006 | Journal article
EID:

2-s2.0-33747768985

Contributors: Tobias, H.J.; Pitesky, M.E.; Fergenson, D.P.; Steele, P.T.; Horn, J.; Frank, M.; Gard, E.E.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Bioaerosol mass spectrometry for rapid detection of individual airborne Mycobacterium tuberculosis H37Ra particles

Applied and Environmental Microbiology
2005 | Journal article
EID:

2-s2.0-26844461329

Contributors: Tobias, H.J.; Schafer, M.P.; Pitesky, M.; Fergenson, D.P.; Horn, J.; Frank, M.; Gard, E.E.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Comprehensive assignment of mass spectral signatures from individual Bacilluss atrophaeus spores in matrix-free laser desorption/ionization bioaerosol mass spectrometry

Analytical Chemistry
2005 | Journal article
EID:

2-s2.0-21044431586

Contributors: Srivastava, A.; Pitesky, M.E.; Steele, P.T.; Tobias, H.J.; Fergenson, D.P.; Horn, J.M.; Russell, S.C.; Czerwieniec, G.A.; Lebrilla, C.B.; Gard, E.E. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Desorption/ionization fluence thresholds and improved mass spectral consistency measured using a flattop laser profile in the bioaerosol mass spectrometry of single Bacillus endospores

Analytical Chemistry
2005 | Journal article
EID:

2-s2.0-27944434708

Contributors: Steele, P.T.; Srivastava, A.; Pitesky, M.E.; Fergenson, D.P.; Tobias, H.J.; Gard, E.E.; Frank, M.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Non-DNA Methods for Biological Signatures

Microbial Forensics
2005 | Book chapter
EID:

2-s2.0-33744523779

Contributors: Schaldach, C.M.; Bench, G.; DeYoreo, J.J.; Esposito, T.; Fergenson, D.P.; Ferreira, J.; Gard, E.; Grant, P.; Hollars, C.; Horn, J. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Stable isotope labeling of entire Bacillus atrophaeus spores and vegetative cells using bioaerosol mass spectrometry

Analytical Chemistry
2005 | Journal article
EID:

2-s2.0-13844311226

Contributors: Czerwieniec, G.A.; Russell, S.C.; Tobias, H.J.; Pitesky, M.E.; Fergenson, D.P.; Steele, P.; Srivastava, A.; Horn, J.M.; Frank, M.; Gard, E.E. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Reagentless Detection and Classification of Individual Bioaerosol Particles in Seconds

Analytical Chemistry
2004 | Journal article
EID:

2-s2.0-0347758339

Contributors: Fergenson, D.P.; Pitesky, M.E.; Tobias, H.J.; Steele, P.T.; Czerwieniec, G.A.; Russell, S.C.; Lebrilla, C.B.; Horn, J.M.; Coffee, K.R.; Srivastava, A. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Single particle analysis of standard soot samples for fast determination of EC/OC values

Journal of Aerosol Science
2004 | Journal article
EID:

2-s2.0-23344444180

Contributors: Ferge, T.; Karg, E.; Schröppel, A.; Tobias, H.; Frank, M.; Gard, E.; Zimmermann, R.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Toward understanding the ionization of biomarkers from micrometer particles by bio-aerosol mass spectrometry

Journal of the American Society for Mass Spectrometry
2004 | Journal article
EID:

2-s2.0-2442623517

Contributors: Russell, S.C.; Czerwieniec, G.; Lebrilla, C.; Tobias, H.; Fergenson, D.P.; Steele, P.; Pitesky, M.; Horn, J.; Srivastava, A.; Frank, M. et al.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Laser Power Dependence of Mass Spectral Signatures from Individual Bacterial Spores in Bioaerosol Mass Spectrometry

Analytical Chemistry
2003 | Journal article
EID:

2-s2.0-0142040623

Contributors: Steele, P.T.; Tobias, H.J.; Fergenson, D.P.; Pitesky, M.E.; Horn, J.M.; Czerwieniec, G.A.; Russell, S.C.; Lebrilia, C.B.; Gard, E.E.; Frank, M.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

On-line measurements of diesel nanoparticle composition and volatility

Atmospheric Environment
2003 | Journal article
EID:

2-s2.0-0037332367

Contributors: Sakurai, H.; Tobias, H.J.; Park, K.; Zarling, D.; Docherty, K.S.; Kittelson, D.B.; McMurry, P.H.; Ziemann, P.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Real-time detection of biological aerosols using Bio-Aerosol Mass Spectrometry

Proceedings 50th ASMS Conference on Mass Spectrometry and Allied Topics
2002 | Conference paper
EID:

2-s2.0-2442686992

Contributors: Gard, E.E.; Fergenson, D.; Tobias, H.; Frank, M.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

A method for measuring vapor pressures of low-volatility organic aerosol compounds using a thermal desorption particle beam mass spectrometer

Analytical Chemistry
2001 | Journal article
EID:

2-s2.0-0035880548

Contributors: Chattopadhyay, S.; Tobias, H.J.; Ziemann, P.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Chemical analysis of diesel engine nanoparticles using a nano-DMA/thermal desorption particle beam mass spectrometer

Environmental Science and Technology
2001 | Journal article
EID:

2-s2.0-0035356566

Contributors: Tobias, H.J.; Beving, D.E.; Ziemann, P.J.; Sakurai, H.; Zuk, M.; McMurry, P.H.; Zarling, D.; Waytulonis, R.; Kittelson, D.B.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Chemistry of aerosol formation from reactions of cyclic alkenes and ozone

ACS National Meeting Book of Abstracts
2001 | Conference paper
EID:

2-s2.0-0347091899

Contributors: Ziemann, P.J.; Tobias, H.J.; Docherty, K.S.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Kinetics of the gas-phase reactions of alcohols, aldehydes, carboxylic acids, and water with the C13 stabilized criegee intermediate formed from ozonolysis of 1-tetradecene

Journal of Physical Chemistry A
2001 | Journal article
EID:

2-s2.0-0035963825

Contributors: Tobias, H.J.; Ziemann, P.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Nano-DMA/thermal desorption particle beam mass spectrometric analysis of nano-particles produced in diesel exhaust

ACS National Meeting Book of Abstracts
2001 | Conference paper
EID:

2-s2.0-0346461584

Contributors: Tobias, H.J.; Beving, D.E.; Ziemann, P.J.; Sakurai, H.; Zuk, M.; McMurry, P.; Zarling, D.; Waytulonis, R.; Kittelson, D.B.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Effect of relative humidity on the chemical composition of secondary organic aerosol formed from reactions of 1-tetradecene and O<inf>3</inf>

Environmental Science and Technology
2000 | Journal article
EID:

2-s2.0-0034212606

Contributors: Tobias, H.J.; Docherty, K.S.; Beving, D.E.; Ziemann, P.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Nano-DMA/thermal desorption particle beam mass spectrometric analysis of nanoparticles produced in diesel exhaust

ACS Division of Fuel Chemistry, Preprints
2000 | Conference paper
EID:

2-s2.0-0033662918

Contributors: Tobias, H.; Beving, D.; Ziemann, P.; Sakurai, H.; Zuk, M.; McMurry, P.; Zarling, D.; Waytulonis, R.; Kittelson, D.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Real-time chemical analysis of organic aerosols using a thermal desorption particle beam mass spectrometer

Aerosol Science and Technology
2000 | Journal article
EID:

2-s2.0-0034543597

Contributors: Tobias, H.J.; Kooiman, P.M.; Docherty, K.S.; Ziemann, P.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Thermal desorption mass spectrometric analysis of organic aerosol formed from reactions of 1-tetradecene and O<inf>3</inf> in the presence of alcohols and carhoxylic acids

Environmental Science and Technology
2000 | Journal article
EID:

2-s2.0-0034212684

Contributors: Tobias, H.J.; Ziemann, P.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

Compound identification in organic aerosols using temperature-programmed thermal desorption particle beam mass spectrometry

Analytical Chemistry
1999 | Journal article
EID:

2-s2.0-0033566574

Contributors: Tobias, H.J.; Ziemann, P.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

High-precision continuous-flow isotope ratio mass spectrometry

Mass Spectrometry Reviews
1997 | Journal article
EID:

2-s2.0-0031217922

Contributors: Brenna, J.T.; Corso, T.N.; Tobias, H.J.; Caimi, R.J.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier

On-Line Pyrolysis as a Limitless Reduction Source for High-Precision Isotopic Analysis of Organic-Derived Hydrogen

Analytical Chemistry
1997 | Journal article
EID:

2-s2.0-0031571248

Contributors: Tobias, H.J.; Brenna, J.T.
Source: Self-asserted source
Herbert Tobias via Scopus - Elsevier
Items per page:
Page 1 of 2

Peer review (2 reviews for 2 publications/grants)

Review activity for Analytical chemistry. (1)
Review activity for Processes. (1)