Alex J. W. Thom

6.9k total citations · 1 hit paper
61 papers, 1.7k citations indexed

About

Alex J. W. Thom is a scholar working on Atomic and Molecular Physics, and Optics, Materials Chemistry and Catalysis. According to data from OpenAlex, Alex J. W. Thom has authored 61 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 41 papers in Atomic and Molecular Physics, and Optics, 16 papers in Materials Chemistry and 7 papers in Catalysis. Recurrent topics in Alex J. W. Thom's work include Advanced Chemical Physics Studies (35 papers), Spectroscopy and Quantum Chemical Studies (19 papers) and Quantum, superfluid, helium dynamics (7 papers). Alex J. W. Thom is often cited by papers focused on Advanced Chemical Physics Studies (35 papers), Spectroscopy and Quantum Chemical Studies (19 papers) and Quantum, superfluid, helium dynamics (7 papers). Alex J. W. Thom collaborates with scholars based in United Kingdom, United States and Japan. Alex J. W. Thom's co-authors include Ali Alavi, George H. Booth, Martin Head‐Gordon, Eric J. Sundstrom, Hugh G. A. Burton, Charles Scott, James S. Spencer, Deidre Cleland, Thomas J. Herrington and Andrew J. P. White and has published in prestigious journals such as Physical Review Letters, Angewandte Chemie International Edition and The Journal of Chemical Physics.

In The Last Decade

Alex J. W. Thom

57 papers receiving 1.7k citations

Hit Papers

Fermion Monte Carlo without fixed nodes: A game of life, ... 2009 2026 2014 2020 2009 100 200 300 400 500
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. Fermion Monte Carlo without fixed nodes: A game of life, death, and annihilation in Slater determinant space
    2009 517 citations George H. Booth, Alex J. W. Thom et al. The Journal of Chemical Physics profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Alex J. W. Thom United Kingdom 21 1.2k 441 233 215 194 61 1.7k
Carlos A. Jiménez-Hoyos United States 23 1.1k 0.9× 305 0.7× 322 1.4× 294 1.4× 243 1.3× 46 1.6k
Sheng Guo China 13 1.0k 0.9× 633 1.4× 205 0.9× 146 0.7× 189 1.0× 30 1.9k
Sebastian Wouters Belgium 13 1.5k 1.2× 552 1.3× 311 1.3× 289 1.3× 111 0.6× 20 2.1k
Junzi Liu United States 15 1.1k 0.9× 537 1.2× 226 1.0× 98 0.5× 111 0.6× 26 1.8k
Katharina Bogusławski Poland 24 1.1k 0.9× 545 1.2× 237 1.0× 117 0.5× 81 0.4× 49 1.5k
Stefan Knecht Switzerland 26 1.3k 1.0× 390 0.9× 308 1.3× 90 0.4× 144 0.7× 55 1.8k
Elvira R. Sayfutyarova United States 11 979 0.8× 505 1.1× 197 0.8× 95 0.4× 103 0.5× 18 1.5k
Susi Lehtola Finland 24 1.2k 1.0× 772 1.8× 345 1.5× 105 0.5× 240 1.2× 60 2.1k
James McClain United States 10 1.1k 0.9× 591 1.3× 173 0.7× 170 0.8× 60 0.3× 11 1.6k
Peter A. Limacher Canada 18 779 0.6× 327 0.7× 230 1.0× 92 0.4× 259 1.3× 28 1.3k

Countries citing papers authored by Alex J. W. Thom

Since Specialization
Citations

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

Fields of papers citing papers by Alex J. W. Thom

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Alex J. W. Thom. 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 Alex J. W. Thom. The network helps show where Alex J. W. Thom may publish in the future.

Co-authorship network of co-authors of Alex J. W. Thom

This figure shows the co-authorship network connecting the top 25 collaborators of Alex J. W. Thom. A scholar is included among the top collaborators of Alex J. W. Thom 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 Alex J. W. Thom. Alex J. W. Thom 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.
Thom, Alex J. W., et al.. (2024). Folded Spectrum VQE: A Quantum Computing Method for the Calculation of Molecular Excited States. Journal of Chemical Theory and Computation. 20(6). 2491–2504. 9 indexed citations
2.
3.
Ramo, David Muñoz, et al.. (2024). Non-unitary Trotter circuits for imaginary time evolution. Quantum Science and Technology. 9(4). 45007–45007. 8 indexed citations
4.
Lacroix, Bertrand, A. Fernández, N.C. Pyper, Alex J. W. Thom, & Colm T. Whelan. (2024). On the characteristics of helium filled nano-pores in amorphous silicon thin films. Applied Surface Science. 683. 161772–161772. 1 indexed citations
5.
Thom, Alex J. W., et al.. (2023). A hybrid stochastic configuration interaction–coupled cluster approach for multireference systems. The Journal of Chemical Physics. 158(18). 3 indexed citations
6.
Thom, Alex J. W., et al.. (2023). Exploring the parameter space of an endohedral atom in a cylindrical cavity. The Journal of Chemical Physics. 159(16). 1 indexed citations
7.
Yoshida, Takefumi, Ahmed A. Shabana, Haitao Zhang, et al.. (2022). Insight into the Gd–Pt Bond: Slow Magnetic Relaxation of a Heterometallic Gd–Pt Complex. Bulletin of the Chemical Society of Japan. 95(3). 513–521. 3 indexed citations
8.
Ichibha, Tom, et al.. (2022). Making the most of data: Quantum Monte Carlo postanalysis revisited. Physical review. E. 105(4). 45313–45313. 1 indexed citations
9.
Thom, Alex J. W., et al.. (2020). Accelerating Convergence in Fock Space Quantum Monte Carlo Methods. Journal of Chemical Theory and Computation. 16(3). 1503–1510. 6 indexed citations
10.
Yoshida, Takefumi, Haitao Zhang, Hitoshi Abe, et al.. (2020). Ionic-caged heterometallic bismuth–platinum complex exhibiting electrocatalytic CO2 reduction. Dalton Transactions. 49(8). 2652–2660. 8 indexed citations
11.
Yoshida, Takefumi, Goulven Cosquer, Jonnie N. Asegbeloyin, et al.. (2020). Periodicity of Single‐Molecule Magnet Behaviour of Heterotetranuclear Lanthanide Complexes across the Lanthanide Series: A Compendium. Chemistry - A European Journal. 26(27). 6036–6049. 14 indexed citations
12.
Burton, Hugh G. A., et al.. (2020). Towards a Holomorphic Density Functional Theory. Journal of Chemical Theory and Computation. 16(12). 7400–7412. 6 indexed citations
13.
Spencer, James S., Nick S. Blunt, W. M. C. Foulkes, et al.. (2019). The HANDE-QMC Project: Open-Source Stochastic Quantum Chemistry from the Ground State Up. Journal of Chemical Theory and Computation. 15(3). 1728–1742. 26 indexed citations
14.
Scott, Charles, Roberto Di Remigio, T. Daniel Crawford, & Alex J. W. Thom. (2019). Diagrammatic Coupled Cluster Monte Carlo. The Journal of Physical Chemistry Letters. 10(5). 925–935. 15 indexed citations
15.
Thom, Alex J. W., et al.. (2018). Exciting Determinants in Quantum Monte Carlo: Loading the Dice with Fast, Low-Memory Weights. Journal of Chemical Theory and Computation. 15(1). 127–140. 21 indexed citations
16.
Thom, Alex J. W., et al.. (2017). A study of the dense uniform electron gas with high orders of coupled cluster. The Journal of Chemical Physics. 147(19). 194105–194105. 24 indexed citations
17.
Spencer, James S. & Alex J. W. Thom. (2016). Developments in stochastic coupled cluster theory: The initiator approximation and application to the uniform electron gas. The Journal of Chemical Physics. 144(8). 84108–84108. 39 indexed citations
18.
Spencer, James S., Nick S. Blunt, Fionn D. Malone, et al.. (2014). The Highly Accurate N-DEterminant (HANDE) quantum Monte Carlo project: Open-source stochastic diagonalisation for quantum chemistry. Science and Engineering Ethics. 22(3).
19.
Booth, George H., Alex J. W. Thom, & Ali Alavi. (2009). Fermion Monte Carlo without fixed nodes: A game of life, death, and annihilation in Slater determinant space. The Journal of Chemical Physics. 131(5). 54106–54106. 517 indexed citations breakdown →
20.
Thom, Alex J. W. & Ali Alavi. (2005). A combinatorial approach to the electron correlation problem. The Journal of Chemical Physics. 123(20). 204106–204106. 10 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

Breakdown of academic impact, for papers by Carlos A. Jiménez-Hoyos Breakdown of academic impact, for papers by Sheng Guo Breakdown of academic impact, for papers by Sebastian Wouters Breakdown of academic impact, for papers by Junzi Liu Breakdown of academic impact, for papers by Katharina Bogusławski Breakdown of academic impact, for papers by Stefan Knecht Breakdown of academic impact, for papers by Elvira R. Sayfutyarova Breakdown of academic impact, for papers by Susi Lehtola Breakdown of academic impact, for papers by James McClain Breakdown of academic impact, for papers by Peter A. Limacher
Rankless by CCL
2026