Christopher McCallum

6.3k total citations · 3 hit papers
24 papers, 3.3k citations indexed

About

Christopher McCallum is a scholar working on Renewable Energy, Sustainability and the Environment, Reproductive Medicine and Biomedical Engineering. According to data from OpenAlex, Christopher McCallum has authored 24 papers receiving a total of 3.3k indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Renewable Energy, Sustainability and the Environment, 7 papers in Reproductive Medicine and 7 papers in Biomedical Engineering. Recurrent topics in Christopher McCallum's work include CO2 Reduction Techniques and Catalysts (8 papers), Sperm and Testicular Function (7 papers) and Reproductive Biology and Fertility (6 papers). Christopher McCallum is often cited by papers focused on CO2 Reduction Techniques and Catalysts (8 papers), Sperm and Testicular Function (7 papers) and Reproductive Biology and Fertility (6 papers). Christopher McCallum collaborates with scholars based in Canada, United States and Australia. Christopher McCallum's co-authors include Edward H. Sargent, David Sinton, Christine M. Gabardo, Cao‐Thang Dinh, Jonathan P. Edwards, Joshua Wicks, Xue Wang, Fengwang Li, Jun Li and Yi Xu and has published in prestigious journals such as Science, Advanced Materials and Nano Letters.

In The Last Decade

Christopher McCallum

24 papers receiving 3.2k citations

Hit Papers

CO 2 electrolysis to multicarbon products at activities g... 2019 2026 2021 2023 2020 2019 2022 400 800 1.2k
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.

  1. CO 2 electrolysis to multicarbon products at activities greater than 1 A cm −2
    2020 1.2k citations Cao‐Thang Dinh, Adnan Ozden et al. profile →
  2. Continuous Carbon Dioxide Electroreduction to Concentrated Multi-carbon Products Using a Membrane Electrode Assembly
    2019 491 citations Christine M. Gabardo, Colin P. O’Brien et al. Joule profile →
  3. High carbon utilization in CO2 reduction to multi-carbon products in acidic media
    2022 454 citations Yi Xie, Pengfei Ou et al. Nature Catalysis profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Christopher McCallum Canada 15 2.8k 1.7k 941 565 524 24 3.3k
Ronald L. Cook United States 21 614 0.2× 475 0.3× 469 0.5× 931 1.6× 94 0.2× 58 1.7k
Yi Ren Singapore 22 983 0.4× 76 0.0× 997 1.1× 965 1.7× 3 0.0× 51 2.0k
Fang Zhao China 20 984 0.4× 92 0.1× 1.0k 1.1× 1.5k 2.6× 37 0.1× 45 2.3k
Linfeng Gao China 20 518 0.2× 122 0.1× 585 0.6× 826 1.5× 11 0.0× 34 1.6k
Zhuo Li China 20 401 0.1× 158 0.1× 633 0.7× 804 1.4× 13 0.0× 73 1.5k
Marco Bersani Italy 13 225 0.1× 106 0.1× 328 0.3× 387 0.7× 49 0.1× 18 990
Whi Dong Kim South Korea 23 535 0.2× 71 0.0× 712 0.8× 1.2k 2.2× 33 0.1× 50 1.5k
Ahmed AlSaggaf Saudi Arabia 17 672 0.2× 65 0.0× 1.6k 1.7× 1.5k 2.7× 37 0.1× 25 2.1k

Countries citing papers authored by Christopher McCallum

Since Specialization
Citations

This map shows the geographic impact of Christopher McCallum'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 Christopher McCallum with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Christopher McCallum more than expected).

Fields of papers citing papers by Christopher McCallum

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Christopher McCallum. 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 Christopher McCallum. The network helps show where Christopher McCallum may publish in the future.

Co-authorship network of co-authors of Christopher McCallum

This figure shows the co-authorship network connecting the top 25 collaborators of Christopher McCallum. A scholar is included among the top collaborators of Christopher McCallum 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 Christopher McCallum. Christopher McCallum is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
You, Jae Bem, et al.. (2024). Determination of Trace Organic Contaminant Concentration via Machine Classification of Surface-Enhanced Raman Spectra. Environmental Science & Technology. 58(35). 15619–15628. 13 indexed citations
2.
Riordon, Jason, Yihe Wang, Christopher McCallum, et al.. (2023). High-throughput sperm DNA analysis at the single-cell and population levels. The Analyst. 148(16). 3748–3757. 2 indexed citations
3.
Xie, Yi, Pengfei Ou, Xue Wang, et al.. (2022). High carbon utilization in CO2 reduction to multi-carbon products in acidic media. Nature Catalysis. 5(6). 564–570. 454 indexed citations breakdown →
4.
Nam, Dae‐Hyun, Osama Shekhah, Adnan Ozden, et al.. (2022). High‐Rate and Selective CO2 Electrolysis to Ethylene via Metal–Organic‐Framework‐Augmented CO2 Availability. Advanced Materials. 34(51). e2207088–e2207088. 126 indexed citations
5.
You, Jae Bem, Christopher McCallum, Yihe Wang, et al.. (2021). Machine learning for sperm selection. Nature Reviews Urology. 18(7). 387–403. 59 indexed citations
6.
McCallum, Christopher, Christine M. Gabardo, Colin P. O’Brien, et al.. (2021). Reducing the crossover of carbonate and liquid products during carbon dioxide electroreduction. Cell Reports Physical Science. 2(8). 100522–100522. 56 indexed citations
7.
Rasouli, Armin Sedighian, Xue Wang, Joshua Wicks, et al.. (2020). CO2 Electroreduction to Methane at Production Rates Exceeding 100 mA/cm2. ACS Sustainable Chemistry & Engineering. 8(39). 14668–14673. 52 indexed citations
8.
McCallum, Christopher, Jason Riordon, Yihe Wang, et al.. (2019). Deep learning-based selection of human sperm with high DNA integrity. Communications Biology. 2(1). 250–250. 72 indexed citations
9.
Riordon, Jason, Christopher McCallum, & David Sinton. (2019). Deep learning for the classification of human sperm. Computers in Biology and Medicine. 111. 103342–103342. 102 indexed citations
10.
Gabardo, Christine M., Colin P. O’Brien, Jonathan P. Edwards, et al.. (2019). Continuous Carbon Dioxide Electroreduction to Concentrated Multi-carbon Products Using a Membrane Electrode Assembly. Joule. 3(11). 2777–2791. 491 indexed citations breakdown →
11.
Li, Jun, Ziyun Wang, Christopher McCallum, et al.. (2019). Constraining CO coverage on copper promotes high-efficiency ethylene electroproduction. Nature Catalysis. 2(12). 1124–1131. 328 indexed citations
12.
Xu, Yi, Jonathan P. Edwards, Junjie Zhong, et al.. (2019). Oxygen-tolerant electroproduction of C2 products from simulated flue gas. Energy & Environmental Science. 13(2). 554–561. 170 indexed citations
13.
Downs, Alex, Christopher McCallum, & Sumita Pennathur. (2018). Confinement effects on DNA hybridization in electrokinetic micro‐ and nanofluidic systems. Electrophoresis. 40(5). 792–798. 12 indexed citations
14.
McCallum, Christopher, Sumita Pennathur, & Dirk Gillespie. (2017). Two-Dimensional Electric Double Layer Structure with Heterogeneous Surface Charge. Langmuir. 33(23). 5642–5651. 8 indexed citations
15.
McCallum, Christopher, et al.. (2017). Analyte preconcentration in nanofluidic channels with nonuniform zeta potential. Physical Review Fluids. 2(12). 13 indexed citations
16.
McCallum, Christopher, et al.. (2015). Hybridization Thermodynamics of DNA Oligonucleotides during Microchip Capillary Electrophoresis. Analytical Chemistry. 87(5). 2811–2818. 4 indexed citations
17.
Crisalli, Pete, Christopher McCallum, & Sumita Pennathur. (2014). Label free detection of nucleic acids by modulating nanochannel surfaces. Chemical Communications. 51(12). 2335–2338. 3 indexed citations
18.
Holt, W. V., Linda M. Penfold, S. D. Johnston, et al.. (2000). Cryopreservation of macropodid spermatozoa: new insights from the cryomicroscope. Reproduction Fertility and Development. 11(6). 345–353. 33 indexed citations
19.
Wishart, G. J., et al.. (2000). Sperm quality in captive Houbara bustard, Chlamydotis undulata undulata. British Poultry Science. 41(sup001). 53–54. 1 indexed citations
20.
McCallum, Christopher, et al.. (1999). Variability in the size of the nucleus in spermatozoa from Houbara bustards, Chlamydotis undulata undulata. Reproduction. 117(2). 307–313. 14 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.

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