Herbert J. Tobias - Publications

Affiliations: 
1992-1997 Chemistry Cornell University, Ithaca, NY, United States 

21 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any innacuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Tobias HJ, Jones A, Spanjers C, Bowers L, Brenna JT. Low Temperature Catalytic Combustion Reactors for High Precision Carbon Isotope Measurements in Gas Chromatography Combustion Isotope Ratio Mass Spectrometry. Analytical Chemistry. PMID 30726058 DOI: 10.1021/acs.analchem.8b05043  0.68
2018 Tobias HJ, Brenna JT. Cryofocus fast gas chromatography combustion isotope ratio mass spectrometry for rapid detection of synthetic steroid use in sport doping. The Analyst. PMID 29392249 DOI: 10.1039/c7an01398a  0.68
2017 Tobias HJ, Thomas Brenna J. High Volume Steroid Isotopic Standards Developed as Working Standards for Gas Chromatography-Combustion Isotope Ratio Mass Spectrometry. Drug Testing and Analysis. PMID 28960904 DOI: 10.1002/dta.2309  0.48
2014 Nisbet MA, Tobias HJ, Brenna JT, Sacks GL, Mansfield AK. Quantifying the contribution of grape hexoses to wine volatiles by high-precision [U13C]-glucose tracer studies Journal of Agricultural and Food Chemistry. 62: 6820-6827. PMID 24960193 DOI: 10.1021/jf500947x  0.4
2013 Loh ND, Starodub D, Lomb L, Hampton CY, Martin AV, Sierra RG, Barty A, Aquila A, Schulz J, Steinbrener J, Shoeman RL, Kassemeyer S, Bostedt C, Bozek J, Epp SW, ... ... Tobias HJ, et al. Sensing the wavefront of x-ray free-electron lasers using aerosol spheres. Optics Express. 21: 12385-94. PMID 23736456 DOI: 10.1364/OE.21.012385  0.4
2012 Zhang Y, Tobias HJ, Brenna JT. Highly sensitive and selective analysis of urinary steroids by comprehensive two-dimensional gas chromatography combined with positive chemical ionization quadrupole mass spectrometry. The Analyst. 137: 3102-10. PMID 22606686 DOI: 10.1039/c2an35087d  0.68
2012 Zhang Y, Tobias HJ, Sacks GL, Thomas Brenna J. Calibration and data processing in gas chromatography combustion isotope ratio mass spectrometry Drug Testing and Analysis. 4: 912-922. PMID 22362612 DOI: 10.1002/dta.394  0.4
2011 Zhang Y, Tobias HJ, Auchus RJ, Brenna JT. 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. 3: 857-67. PMID 22147458 DOI: 10.1002/dta.380  0.68
2011 Tobias HJ, Zhang Y, Auchus RJ, Brenna JT. Detection of synthetic testosterone use by novel comprehensive two-dimensional gas chromatography combustion-isotope ratio mass spectrometry. Analytical Chemistry. 83: 7158-65. PMID 21846122 DOI: 10.1021/ac2015849  0.68
2009 Zhang Y, Tobias HJ, Brenna JT. Steroid isotopic standards for gas chromatography-combustion isotope ratio mass spectrometry (GCC-IRMS). Steroids. 74: 369-78. PMID 18992268 DOI: 10.1016/j.steroids.2008.10.001  0.68
2008 Tobias HJ, Sacks GL, Zhang Y, Brenna JT. Comprehensive two-dimensional gas chromatography combustion isotope ratio mass spectrometry Analytical Chemistry. 80: 8613-8621. PMID 18850725 DOI: 10.1021/ac801511d  0.4
2007 Bogan MJ, Patton E, Srivastava A, Martin S, Fergenson DP, Steele PT, Tobias HJ, Gard EE, Frank M. Online aerosol mass spectrometry of single micrometer-sized particles containing poly(ethylene glycol). Rapid Communications in Mass Spectrometry : Rcm. 21: 1214-20. PMID 17330211 DOI: 10.1002/rcm.2953  0.4
2005 Srivastava A, Pitesky ME, Steele PT, Tobias HJ, Fergenson DP, Horn JM, Russell SC, Czerwieniec GA, Lebrilla CB, Gard EE, Frank M. Comprehensive assignment of mass spectral signatures from individual Bacillus atrophaeus spores in matrix-free laser desorption/ionization bioaerosol mass spectrometry. Analytical Chemistry. 77: 3315-23. PMID 15889924 DOI: 10.1021/ac048298p  0.4
2005 Czerwieniec GA, Russell SC, Tobias HJ, Pitesky ME, Fergenson DP, Steele P, Srivastava A, Horn JM, Frank M, Gard EE, Lebrilla CB. Stable isotope labeling of entire Bacillus atrophaeus spores and vegetative cells using bioaerosol mass spectrometry. Analytical Chemistry. 77: 1081-7. PMID 15858989 DOI: 10.1021/ac0488098  0.4
2004 Fergenson DP, Pitesky ME, Tobias HJ, Steele PT, Czerwieniec GA, Russell SC, Lebrilla CB, Horn JM, Coffee KR, Srivastava A, Pillai SP, Shih MT, Hall HL, Ramponi AJ, Chang JT, et al. Reagentless detection and classification of individual bioaerosol particles in seconds. Analytical Chemistry. 76: 373-8. PMID 14719885 DOI: 10.1021/ac034467e  0.4
2004 Fergenson DP, Pitesky ME, Tobias HJ, Steele PT, Czerwieniec GA, Russell SC, Lebrilla CB, Horn JM, Coffee KR, Srivastava A, Pillai SP, Shih MT, Hall HL, Ramponi AJ, Chang JT, et al. Reagentless detection and classification of individual bioaerosol particles in seconds. Analytical Chemistry. 76: 373-8. PMID 14719885 DOI: 10.1021/ac034467e  0.4
1997 Brenna JT, Corso TN, Tobias HJ, Caimi RJ. High-precision continuous-flow isotope ratio mass spectrometry. Mass Spectrometry Reviews. 16: 227-58. PMID 9538528 DOI: 10.1002/(SICI)1098-2787(1997)16:5<227::AID-MAS1>3.0.CO;2-J  0.68
1997 Tobias HJ, Brenna JT. On-line pyrolysis as a limitless reduction source for high-precision isotopic analysis of organic-derived hydrogen. Analytical Chemistry. 69: 3148-52. PMID 9271058  0.68
1996 Tobias HJ, Brenna JT. Correction of ion source nonlinearities over a wide signal range in continuous-flow isotope ratio mass spectrometry of water-derived hydrogen. Analytical Chemistry. 68: 2281-6. PMID 9027233  0.68
1996 Tobias HJ, Brenna JT. High-precision D/H measurement from organic mixtures by gas chromatography continuous-flow isotope ratio mass spectrometry using a palladium filter. Analytical Chemistry. 68: 3002-7. PMID 8794931  0.68
1995 Tobias HJ, Goodman KJ, Blacken CE, Brenna JT. High-precision D/H measurement from hydrogen gas and water by continuous-flow isotope ratio mass spectrometry Analytical Chemistry. 67: 2486-2492. PMID 8686878  0.4
Show low-probability matches.