| On-line measurements of diesel nanoparticle composition and volatility H Sakurai, HJ Tobias, K Park, D Zarling, KS Docherty, DB Kittelson, ... Atmospheric Environment 37 (9-10), 1199-1210, 2003 | 440 | 2003 |
| High‐precision continuous‐flow isotope ratio mass spectrometry JT Brenna, TN Corso, HJ Tobias, RJ Caimi Mass spectrometry reviews 16 (5), 227-258, 1997 | 424 | 1997 |
| Chemical analysis of diesel engine nanoparticles using a nano-DMA/thermal desorption particle beam mass spectrometer HJ Tobias, DE Beving, PJ Ziemann, H Sakurai, M Zuk, PH McMurry, ... Environmental Science & Technology 35 (11), 2233-2243, 2001 | 404 | 2001 |
| Fractal morphology, imaging and mass spectrometry of single aerosol particles in flight ND Loh, CY Hampton, AV Martin, D Starodub, RG Sierra, A Barty, ... Nature 486 (7404), 513-517, 2012 | 227 | 2012 |
| Thermal desorption mass spectrometric analysis of organic aerosol formed from reactions of 1-tetradecene and O3 in the presence of alcohols and carboxylic acids HJ Tobias, PJ Ziemann Environmental Science & Technology 34 (11), 2105-2115, 2000 | 207 | 2000 |
| Reagentless detection and classification of individual bioaerosol particles in seconds DP Fergenson, ME Pitesky, HJ Tobias, PT Steele, GA Czerwieniec, ... Analytical Chemistry 76 (2), 373-378, 2004 | 186 | 2004 |
| Real-time chemical analysis of organic aerosols using a thermal desorption particle beam mass spectrometer HJ Tobias, PM Kooiman, KS Docherty, PJ Ziemann Aerosol Science & Technology 33 (1-2), 170-190, 2000 | 170 | 2000 |
| 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 HJ Tobias, PJ Ziemann The Journal of Physical Chemistry A 105 (25), 6129-6135, 2001 | 155 | 2001 |
| Compound identification in organic aerosols using temperature-programmed thermal desorption particle beam mass spectrometry HJ Tobias, PJ Ziemann Analytical Chemistry 71 (16), 3428-3435, 1999 | 139 | 1999 |
| Effect of relative humidity on the chemical composition of secondary organic aerosol formed from reactions of 1-tetradecene and O3 HJ Tobias, KS Docherty, DE Beving, PJ Ziemann Environmental science & technology 34 (11), 2116-2125, 2000 | 122 | 2000 |
| Bioaerosol Mass Spectrometry for Rapid Detection of Individual Airborne Mycobacterium tuberculosis H37Ra Particles HJ Tobias, MP Schafer, M Pitesky, DP Fergenson, J Horn, M Frank, ... Applied and Environmental Microbiology 71 (10), 6086-6095, 2005 | 87 | 2005 |
| Laser power dependence of mass spectral signatures from individual bacterial spores in bioaerosol mass spectrometry PT Steele, HJ Tobias, DP Fergenson, ME Pitesky, JM Horn, ... Analytical chemistry 75 (20), 5480-5487, 2003 | 87 | 2003 |
| Steroid isotopic standards for gas chromatography-combustion isotope ratio mass spectrometry (GCC-IRMS) Y Zhang, HJ Tobias, JT Brenna Steroids 74 (3), 369-378, 2009 | 73 | 2009 |
| Fast determination of the relative elemental and organic carbon content of aerosol samples by on-line single-particle aerosol time-of-flight mass spectrometry T Ferge, E Karg, A Schröppel, KR Coffee, HJ Tobias, M Frank, EE Gard, ... Environmental science & technology 40 (10), 3327-3335, 2006 | 65 | 2006 |
| Comprehensive two-dimensional gas chromatography combustion isotope ratio mass spectrometry HJ Tobias, GL Sacks, Y Zhang, JT Brenna Analytical chemistry 80 (22), 8613-8621, 2008 | 64 | 2008 |
| Comprehensive Assignment of Mass Spectral Signatures from Individual Bacillus a trophaeus Spores in Matrix-Free Laser Desorption/Ionization Bioaerosol Mass Spectrometry A Srivastava, ME Pitesky, PT Steele, HJ Tobias, DP Fergenson, JM Horn, ... Analytical chemistry 77 (10), 3315-3323, 2005 | 64 | 2005 |
| A method for measuring vapor pressures of low-volatility organic aerosol compounds using a thermal desorption particle beam mass spectrometer S Chattopadhyay, HJ Tobias, PJ Ziemann Analytical chemistry 73 (16), 3797-3803, 2001 | 56 | 2001 |
| On-line pyrolysis as a limitless reduction source for high-precision isotopic analysis of organic-derived hydrogen HJ Tobias, JT Brenna Analytical Chemistry 69 (16), 3148-3152, 1997 | 56 | 1997 |
| Stable isotope labeling of entire Bacillus atrophaeus spores and vegetative cells using bioaerosol mass spectrometry GA Czerwieniec, SC Russell, HJ Tobias, ME Pitesky, DP Fergenson, ... Analytical chemistry 77 (4), 1081-1087, 2005 | 55 | 2005 |
| High-precision D/H measurement from hydrogen gas and water by continuous-flow isotope ratio mass spectrometry HJ Tobias, KJ Goodman, CE Blacken, JT Brenna Analytical chemistry 67 (14), 2486-2492, 1995 | 54 | 1995 |
Tom BrennaUniversity of Texas at Austin, Depts of Pediatrics, Nutrition, & Chemistry; Prof Emeritus, CornellVerified email at utexas.edu
