Larry Spruch

5.4k total citations · 1 hit paper
146 papers, 4.2k citations indexed

About

Larry Spruch is a scholar working on Atomic and Molecular Physics, and Optics, Nuclear and High Energy Physics and Statistical and Nonlinear Physics. According to data from OpenAlex, Larry Spruch has authored 146 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 119 papers in Atomic and Molecular Physics, and Optics, 36 papers in Nuclear and High Energy Physics and 25 papers in Statistical and Nonlinear Physics. Recurrent topics in Larry Spruch's work include Atomic and Molecular Physics (63 papers), Advanced Chemical Physics Studies (40 papers) and Quantum Electrodynamics and Casimir Effect (31 papers). Larry Spruch is often cited by papers focused on Atomic and Molecular Physics (63 papers), Advanced Chemical Physics Studies (40 papers) and Quantum Electrodynamics and Casimir Effect (31 papers). Larry Spruch collaborates with scholars based in United States, Germany and Switzerland. Larry Spruch's co-authors include Leonard Rosenberg, Thomas F. O'Malley, Robin Shakeshaft, Yukap Hahn, A. Rau, J. F. Babb, Martin Schaden, Fei Zhou, R. O. Mueller and E. Gerjuoy and has published in prestigious journals such as Science, Physical Review Letters and Reviews of Modern Physics.

In The Last Decade

Larry Spruch

142 papers receiving 4.0k citations

Hit Papers

Modification of Effective-Range Theory in the Presence of... 1961 2026 1982 2004 1961 100 200 300
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. Modification of Effective-Range Theory in the Presence of a Long-Range (r−4) Potential
    1961 397 citations Thomas F. O'Malley, Larry Spruch et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Larry Spruch United States 34 3.8k 653 613 536 469 146 4.2k
A. Rau United States 37 4.1k 1.1× 472 0.7× 628 1.0× 254 0.5× 279 0.6× 154 4.9k
Charles Schwartz United States 24 2.7k 0.7× 891 1.4× 283 0.5× 270 0.5× 213 0.5× 64 3.4k
D S F Crothers United Kingdom 29 2.7k 0.7× 544 0.8× 470 0.8× 337 0.6× 416 0.9× 187 3.2k
H. S. W. Massey United Kingdom 25 2.5k 0.7× 953 1.5× 184 0.3× 582 1.1× 642 1.4× 91 4.2k
L. A. Collins United States 44 6.7k 1.8× 800 1.2× 751 1.2× 783 1.5× 311 0.7× 203 7.8k
E. Gerjuoy United States 26 2.2k 0.6× 359 0.5× 183 0.3× 344 0.6× 591 1.3× 83 2.6k
Kazuo Takayanagi Japan 26 2.0k 0.5× 527 0.8× 168 0.3× 294 0.5× 228 0.5× 110 3.1k
C. O. Reinhold United States 32 2.9k 0.8× 351 0.5× 407 0.7× 456 0.9× 687 1.5× 176 3.3k
R. M. Dreizler Germany 33 3.0k 0.8× 981 1.5× 196 0.3× 198 0.4× 492 1.0× 186 3.4k
D. R. Yennie United States 31 1.9k 0.5× 2.9k 4.4× 210 0.3× 402 0.8× 573 1.2× 63 4.4k

Countries citing papers authored by Larry Spruch

Since Specialization
Citations

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

Fields of papers citing papers by Larry Spruch

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Larry Spruch

This figure shows the co-authorship network connecting the top 25 collaborators of Larry Spruch. A scholar is included among the top collaborators of Larry Spruch 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 Larry Spruch. Larry Spruch 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.
Schaden, Martin, Larry Spruch, & Fei Zhou. (1998). Unified treatment of some Casimir energies and Lamb shifts: A dielectric between two ideal conductors. Physical Review A. 57(2). 1108–1120. 15 indexed citations
2.
Rosenberg, Leonard & Larry Spruch. (1996). Generalized Levinson theorem: Applications to electron-atom scattering. Physical Review A. 54(6). 4985–4991. 17 indexed citations
3.
Zhou, Fei & Larry Spruch. (1995). van der Waals and retardation (Casimir) interactions of an electron or an atom with multilayered walls. Physical Review A. 52(1). 297–310. 117 indexed citations
4.
Babb, J. F., D. Habs, Larry Spruch, & A. Wolf. (1992). Retardation (Casimir) energy shifts for Rydberg helium-like low-Z ions. Zeitschrift für Physik D Atoms Molecules and Clusters. 23(3). 197–209. 2 indexed citations
5.
Babb, J. F. & Larry Spruch. (1988). Evaluation of retardation energy shifts in a Rydberg helium atom. Physical review. A, General physics. 38(1). 13–18. 180 indexed citations
6.
Kramer, Bernard M., Larry Spruch, & Steve Greenbaum. (1987). Kalman Kalikstein. Physics Today. 40(12). 106–108. 1 indexed citations
7.
Shakeshaft, Robin & Larry Spruch. (1985). Photoexcitation and photoejection of an electron bound to a wall by the image potential. Physical review. A, General physics. 31(3). 1535–1539. 11 indexed citations
8.
Gerjuoy, E., A. Rau, & Larry Spruch. (1983). A unified formulation of the construction of variational principles. Reviews of Modern Physics. 55(3). 725–774. 89 indexed citations
9.
Shakeshaft, Robin & Larry Spruch. (1980). Quantum treatment of the capture of an atom by a fast nucleus incident on a molecule. Physical review. A, General physics. 21(4). 1161–1172. 8 indexed citations
10.
Rosenberg, Leonard, et al.. (1979). Application of a variational principle for the scattering length for the target wave function imprecisely known. Physical review. A, General physics. 19(4). 1568–1575. 3 indexed citations
11.
Spruch, Larry, et al.. (1978). Vacuum fluctuation and retardation effects on long-range potentials. Physical review. A, General physics. 18(3). 845–852. 62 indexed citations
12.
Rau, A., R. O. Mueller, & Larry Spruch. (1975). Simple model and wave function for atoms in intense magnetic fields. Physical review. A, General physics. 11(6). 1865–1879. 48 indexed citations
13.
Mueller, R. O., A. Rau, & Larry Spruch. (1974). Variational estimates of〈Σiriq〉forq=−1,1,and 2for atoms withZfrom 2 to 18. Physical review. A, General physics. 10(5). 1511–1518. 4 indexed citations
14.
Gerjuoy, E., A. Rau, Larry Rosenberg, & Larry Spruch. (1974). Useful extremum principle for the variational calculation of matrix elements. Physical review. A, General physics. 9(1). 108–117. 28 indexed citations
15.
Lieber, Michael D., Leonard Rosenberg, & Larry Spruch. (1972). Variational Principles for Three-Body Breakup Scattering. Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields. 5(6). 1347–1356. 16 indexed citations
16.
Lieber, Michael D., Leonard Rosenberg, & Larry Spruch. (1972). Kohn-Type Variational Principle for Three-Body Breakup Processes. Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields. 5(6). 1330–1346. 17 indexed citations
17.
Spruch, Larry. (1969). VARIATIONAL UPPER AND LOWER BOUNDS ON TRANSITION AMPLITUDES.. OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information). 2 indexed citations
18.
Rosenberg, Leonard, et al.. (1963). Low energy proton-deuteron and neutron-deuteron scattering. Nuclear Physics. 49. 257–278. 4 indexed citations
19.
Hahn, Yukap, Thomas F. O'Malley, & Larry Spruch. (1962). Static Approximation and Bounds on Single-Channel Phase Shifts. Physical Review. 128(2). 932–942. 156 indexed citations
20.
Spruch, Larry & Leonard Rosenberg. (1959). Upper Bounds on Scattering Lengths for Static Potentials. Physical Review. 116(4). 1034–1040. 82 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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