William C. Malm

15.4k total citations · 3 hit papers
181 papers, 10.9k citations indexed

About

William C. Malm is a scholar working on Atmospheric Science, Global and Planetary Change and Health, Toxicology and Mutagenesis. According to data from OpenAlex, William C. Malm has authored 181 papers receiving a total of 10.9k indexed citations (citations by other indexed papers that have themselves been cited), including 135 papers in Atmospheric Science, 118 papers in Global and Planetary Change and 82 papers in Health, Toxicology and Mutagenesis. Recurrent topics in William C. Malm's work include Atmospheric chemistry and aerosols (134 papers), Air Quality and Health Impacts (77 papers) and Atmospheric aerosols and clouds (48 papers). William C. Malm is often cited by papers focused on Atmospheric chemistry and aerosols (134 papers), Air Quality and Health Impacts (77 papers) and Atmospheric aerosols and clouds (48 papers). William C. Malm collaborates with scholars based in United States, Taiwan and Germany. William C. Malm's co-authors include Sonia M. Kreidenweis, James F. Sisler, Bret A. Schichtel, J. L. Hand, Derek E. Day, Marc Pitchford, Jeffrey L. Collett, Robert A. Eldred, Lowell L. Ashbaugh and Thomas A. Cahill and has published in prestigious journals such as The Journal of Chemical Physics, Journal of Geophysical Research Atmospheres and Environmental Science & Technology.

In The Last Decade

William C. Malm

172 papers receiving 10.5k citations

Hit Papers

align trajectories sort by overperformance

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Spatial and seasonal trends in particle concentration and optical extinction in the United States

1994 1.1k citations William C. Malm, James F. Sisler et al. Journal of Geophysical Research Atmospheres profile →
Atmospheric aerosol over Alaska: 2. Elemental composition and sources

1998 763 citations William C. Malm, James F. Sisler et al. Journal of Geophysical Research Atmospheres profile →
A residence time probability analysis of sulfur concentrations at grand Canyon National Park

1985 603 citations William C. Malm et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
William C. Malm	9.4k	6.3k	5.9k	2.1k	1.3k	181	10.9k
J. D. Allan	11.3k 1.2×	7.9k 1.2×	6.0k 1.0×	2.2k 1.0×	1.5k 1.1×	196	12.4k
Amy P. Sullivan	7.5k 0.8×	5.0k 0.8×	3.9k 0.7×	1.2k 0.6×	864 0.6×	127	8.4k
E. Weingartner	13.6k 1.4×	8.2k 1.3×	8.8k 1.5×	2.0k 1.0×	2.1k 1.6×	204	15.2k
András Gelencsér	6.8k 0.7×	4.7k 0.7×	3.1k 0.5×	962 0.5×	973 0.7×	98	8.2k
Yu Song	8.2k 0.9×	6.5k 1.0×	4.2k 0.7×	3.2k 1.5×	1.5k 1.1×	174	10.8k
Rokjin J. Park	8.0k 0.9×	5.0k 0.8×	5.4k 0.9×	1.5k 0.7×	610 0.5×	166	9.6k
Xin Huang	7.0k 0.7×	4.8k 0.8×	4.4k 0.7×	2.2k 1.0×	745 0.6×	209	9.4k
Jung‐Hun Woo	8.1k 0.9×	5.6k 0.9×	4.8k 0.8×	1.5k 0.7×	1.5k 1.1×	158	9.7k
Liisa Pirjola	6.0k 0.6×	5.2k 0.8×	3.1k 0.5×	1.8k 0.9×	2.7k 2.0×	150	8.5k
Casimiro Pio	8.4k 0.9×	8.3k 1.3×	3.3k 0.6×	2.3k 1.1×	2.2k 1.7×	192	12.3k

Countries citing papers authored by William C. Malm

Since Specialization

Citations

This map shows the geographic impact of William C. Malm's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by William C. Malm with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites William C. Malm more than expected).

Fields of papers citing papers by William C. Malm

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by William C. Malm. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by William C. Malm. The network helps show where William C. Malm may publish in the future.

Co-authorship network of co-authors of William C. Malm

This figure shows the co-authorship network connecting the top 25 collaborators of William C. Malm. A scholar is included among the top collaborators of William C. Malm based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with William C. Malm. William C. Malm is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Hand, J. L., A. J. Prenni, Sean Raffuse, et al.. (2024). Spatial and Seasonal Variability of Remote and Urban Speciated Fine Particulate Matter in the United States. Journal of Geophysical Research Atmospheres. 129(23). e2024JD042579–e2024JD042579. 3 indexed citations

Malm, William C., Bret A. Schichtel, A. J. Prenni, et al.. (2023). Revisiting integrating nephelometer measurements. Atmospheric Environment. 319. 120237–120237. 1 indexed citations

Ouimette, James R., William C. Malm, Bret A. Schichtel, et al.. (2022). Evaluating the PurpleAir monitor as an aerosol light scattering instrument. Atmospheric measurement techniques. 15(3). 655–676. 56 indexed citations

Ouimette, James R., William C. Malm, Bret A. Schichtel, et al.. (2021). Evaluating the PurpleAir monitor as an aerosol light scattering instrument. 5 indexed citations

Zhang, Rui, Tammy M. Thompson, Michael G. Barna, et al.. (2018). Source regions contributing to excess reactive nitrogen deposition in the Greater Yellowstone Area (GYA) of the United States. Atmospheric chemistry and physics. 18(17). 12991–13011. 6 indexed citations

Prenni, A. J., Derek E. Day, B. C. Sive, et al.. (2016). Oil and gas impacts on air quality in federal lands in the Bakken region: an overview of the Bakken Air Quality Study and first results. Atmospheric chemistry and physics. 16(3). 1401–1416. 53 indexed citations

Simon, Heather, Prakash V. Bhave, Jenise Swall, N. H. Frank, & William C. Malm. (2011). Determining the spatial and seasonal variability in OM/OC ratios across the US using multiple regression. Atmospheric chemistry and physics. 11(6). 2933–2949. 75 indexed citations

Murphy, Daniel M., Judith C. Chow, Eric M. Leibensperger, et al.. (2011). Decreases in elemental carbon and fine particle mass in the United States. Atmospheric chemistry and physics. 11(10). 4679–4686. 82 indexed citations

Schichtel, Bret A., Maria A. Rodriguez, Michael G. Barna, et al.. (2010). Contributions of biomass burning and other sources to fine particulate carbon at rural locations throughout the United States. AGU Fall Meeting Abstracts. 2010.

10.

Holden, Amanda, Y. Desyaterik, Alexander Laskin, et al.. (2010). Analysis of Fresh and Aged Aerosols Produced by Biomass Combustion. AGU Fall Meeting Abstracts. 2010.

11.

Carrico, Christian M., Markus D. Petters, Sonia M. Kreidenweis, et al.. (2010). Water uptake and chemical composition of fresh aerosols generated in open burning of biomass. Atmospheric chemistry and physics. 10(11). 5165–5178. 86 indexed citations

12.

Hand, J. L., Derek E. Day, G. R. McMeeking, et al.. (2010). Measured and modeled humidification factors of fresh smoke particles from biomass burning: role of inorganic constituents. Atmospheric chemistry and physics. 10(13). 6179–6194. 31 indexed citations

13.

Lewis, K., W. P. Arnott, Hans Moosmüller, et al.. (2009). Reduction in biomass burning aerosol light absorption upon humidification: roles of inorganically-induced hygroscopicity, particle collapse, and photoacoustic heat and mass transfer. Atmospheric chemistry and physics. 9(22). 8949–8966. 109 indexed citations

14.

Schichtel, Bret A., William C. Malm, Michael G. Barna, et al.. (2008). Source Apportionment of Sulfur and Nitrogen Species at Rocky Mountain National Park using Modeled Conservative Tracer Releases and Tracers of Opportunity. AGUFM. 2008. 2 indexed citations

15.

Patterson, Leigh, Bret A. Schichtel, Amy P. Sullivan, et al.. (2008). Development of a Wildland Fire Smoke Marker Emissions Map for the Contiguous United States. AGUFM. 2008. 1 indexed citations

16.

Pitchford, Marc, Bret A. Schichtel, Kristi A. Gebhart, et al.. (2005). Reconciliation and Interpretation of the Big Bend National Park Light Extinction Source Apportionment: Results from the Big Bend Regional Aerosol and Visibility Observational Study—Part II. Journal of the Air & Waste Management Association. 55(11). 1726–1732. 7 indexed citations

17.

Carrico, Christian M., Derek E. Day, Jason E. Heath, et al.. (2002). Regional Haze from Forest Fires and San Joaquin Valley Pollution: Aerosol Properties at Yosemite National Park. AGU Fall Meeting Abstracts. 2002. 1 indexed citations

18.

Malm, William C., James F. Sisler, D. R. Huffman, Robert A. Eldred, & Thomas A. Cahill. (1994). Spatial and seasonal trends in particle concentration and optical extinction in the United States. Journal of Geophysical Research Atmospheres. 99(D1). 1347–1370. 1092 indexed citations breakdown →

19.

Malm, William C., et al.. (1991). Considerations in the Accuracy of a Long-Path Transmissometer. Aerosol Science and Technology. 14(4). 459–471. 14 indexed citations

20.

Schulze, William D., et al.. (1983). The Economic Benefits of Preserving Visibility in the National Parklands of the Southwest. Natural resources journal. 23(1). 149. 52 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact