The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Timothy B. Onasch sits on this spectrum.
This scientist: 302 publications — 86th percentile
86% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 690 publications or more.
The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Timothy B. Onasch sits on this spectrum.
This scientist: 92 D-Index — 95th percentile
95% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 126 D-Index or more.
Timothy B. Onasch is a researcher affiliated with Boston College in the United States. Their work primarily focuses on environmental science and earth and planetary sciences, with particular contributions in atmospheric science and global and planetary change. They have published extensively on topics related to atmospheric chemistry and aerosols, atmospheric aerosols and clouds, air quality and health impacts, vehicle emissions and performance, and atmospheric ozone and climate.
Their recent publications include research on aerosol particles, wildfire smoke, and biomass-burning emissions. Notable papers are:
The researcher frequently publishes in several scientific venues including:
Onasch collaborates with several co-authors with whom they have multiple publications. Frequent collaborators include Andrew Freedman, Arthur J. Sedlacek, Yue Zhang, John S. Kinsey, and Jeffrey Stevens.
The main topics they address center around the properties and impacts of atmospheric aerosols, examining how these particles influence atmospheric chemistry, cloud formation, and air quality. Their work also intersects with vehicle emissions and performance, as well as studying fire effects on ecosystems.
J. L. Jimenez;M. R. Canagaratna;N. M. Donahue;A. S. H. Prevot
Q. Zhang;Jose L. Jimenez;M. R. Canagaratna;J. D. Allan
M. R. Canagaratna;J. T. Jayne;J. L. Jimenez;J. D. Allan
Allison C. Aiken;Peter F. DeCarlo;Jesse H. Kroll;Douglas R. Worsnop
N. L. Ng;S. C. Herndon;A. Trimborn;M. R. Canagaratna
Christopher D. Cappa;Timothy B. Onasch;Paola Massoli;Douglas R. Worsnop
James D Allan;Alice E Delia;Hugh Coe;Keith N Bower
T. B. Onasch;A. Trimborn;E. C. Fortner;J. T. Jayne
Peter S. K. Liu;Rensheng Deng;Kenneth A. Smith;Leah R. Williams
A.T. Lambe;T.B. Onasch;P. Massoli;D.R. Croasdale
A.T. Lambe;A.T. Ahern;L.R. Williams;J.G. Slowik
D. Salcedo;D. Salcedo;T. B. Onasch;K. Dzepina;M. R. Canagaratna
Shang Liu;Shang Liu;Allison C. Aiken;Kyle Gorkowski;Kyle Gorkowski;Manvendra K. Dubey
Brendan M. Matthew;Ann M. Middlebrook;Timothy B. Onasch
Andrew T. Lambe;Christopher D. Cappa;Paola Massoli;Timothy B. Onasch
Jay G. Slowik;Eben S. Cross;Jeong-Ho Han;Paul Davidovits
R. S. Gao;J. P. Schwarz;K. K. Kelly;D. W. Fahey
Eben S. Cross;Leah R. Williams;David K. Lewis;Gregory R. Magoon
P. Massoli;A.T. Lambe;A.T. Ahern;L.R. Williams
Xiaoxi Liu;Xiaoxi Liu;Xiaoxi Liu;L. Gregory Huey;Robert J. Yokelson;Vanessa Selimovic
Eben S. Cross;Timothy B. Onasch;Adam Ahern;William Wrobel
James D. Allan;Alice E. Delia;Hugh Coe;Keith N. Bower
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