S. Fraga

1.4k citations

42 papers · 1.2k indexed · 1 hit paper · h-index 12

Impact in

Atomic and Molecular Physics, and Optics top 5%
- Advanced Chemical Physics Studies
- Atomic and Molecular Physics
- Spectroscopy and Quantum Chemical Studies
Physical and Theoretical Chemistry top 5%
- Advanced Physical and Chemical Molecular Interactions

Papers in

Atomic and Molecular Physics, and Optics 27
- Advanced Chemical Physics Studies 24
- Atomic and Molecular Physics 18
Physical and Theoretical Chemistry 6
- Advanced Physical and Chemical Molecular Interactions 4

Co-authors: K. M. S. Saxena Jacek Karwowski Bernard J. Ransil Mariusz Kłobukowski Ilya G. Kaplan Eugene S. Kryachko B. Lö Gulzari Malli
Journals: Theoretical Chemistry Accounts (5 papers)The Journal of Chemical Physics (4 papers)Atomic Data and Nuclear Data Tables (4 papers)Canadian Journal of Chemistry (1 paper)Amino Acids (1 paper)
Partner nations: Canada Spain United Kingdom

In The Last Decade

S. Fraga

42 papers receiving 1.1k citations

Hit Papers

align trajectories log scale

Handbook of atomic data 1976 · 496 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

1976 CERN Document Server (European Organization for Nuclear Research)

Peers

Countries citing papers authored by S. Fraga

Since Specialization

Citations

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

Fields of papers citing papers by S. Fraga

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network

The 24 scholars most cited alongside S. Fraga, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with S. Fraga Line = papers co-authored together S. Fraga links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Estimates of non-relativistic atomic and correlation energies Journal of Physics B Atomic Molecular and Optical Physics ·S. Fraga, José M. Garcı́a de la Vega	2005	2
2	Molecular Schrödinger–Riccati Calculations: The Potential Energy Curve of the Hydrogen Molecule Journal of Mathematical Chemistry ·S. Fraga, José M. Garcı́a de la Vega, Eric S. Fraga	2005	2
3	The Schrodinger-Riccati equation. An application to the hydrogen and helium atoms Polish Journal of Chemistry ·S. Fraga, Eric S. Fraga	1998	2
4	Modelling of peptide and protein structures Amino Acids ·S. Fraga, J. M. R. Parker	1994	3
5	Computational chemistry : structure, interactions, and reactivity Elsevier eBooks ·S. Fraga	1992	68
6	Theoretical prediction of secondary structures of proteins using recognition factors Journal of Molecular Structure THEOCHEM ·Manmohini Sharma, (unknown), S. Fraga, J. M. R. Parker, Robert S. Hodges	1991	7
7	Prediction of the secondary structure and functional sites of major histocompatibility complex molecules Journal of Molecular Recognition ·S. Fraga, Emilio San‐Fabián, Manmohini Sharma, Bhagirath Singh	1990	6
8	Atomic energy levels from configuration interaction calculations with relativistic corrections International Journal of Quantum Chemistry ·S. Fraga, (unknown), J. Sordo, Mercedes Campillo, I.O. Akhnovska, Mariusz Kłobukowski	1989	2
9	Theory of molecular interactions Ilya G. Kaplan, S. Fraga, Mariusz Kłobukowski, Eugene S. Kryachko	1986	150
10	A theoretical simulation of bulk water: the effect of the dispersion-energy contribution Canadian Journal of Physics ·J. A. Sordo, Mariusz Kłobukowski, S. Fraga	1985	2
11	Atoms in external fields Elsevier eBooks ·S. Fraga, Shanwen Zhu	1981	11
12	Handbook of atomic data CERN Document Server (European Organization for Nuclear Research) ·S. Fraga, Jacek Karwowski, K. M. S. Saxena Hit paper breakdown →	1976	496
13	Electronic Structure of the Transition Elements Canadian Journal of Physics ·K. M. S. Saxena, S. Fraga	1973	1
14	Complete Electron Spin–Spin Contact Interaction in Atoms with fⁿ Configurations Canadian Journal of Physics ·K. M. S. Saxena, B. Lö, S. Fraga	1972	1
15	Hartree-Fock values of energies, interaction constants, and atomic properties for excited states with p configurations of the negative ions, neutral atoms, and first positive ions from boron to bromine Atomic Data and Nuclear Data Tables ·S. Fraga, K. M. S. Saxena	1972	12
16	Nuclear mass effect in many-electron atoms Theoretical Chemistry Accounts ·B. Lö, S. Fraga	1972	2
17	Hartree-Fock values of energies, interaction constants, and atomic properties for excited states with 3d4s0 and 3d4s2 configurations of the negative ions, neutral atoms, and first four positive ions of the transition elements Atomic Data and Nuclear Data Tables ·S. Fraga, K. M. S. Saxena	1972	5
18	Electric Dipole Polarizabilities of Lanthanides and Actinides The Journal of Chemical Physics ·K. M. S. Saxena, S. Fraga	1972	16
19	Non-relativistic self-consistent-field theory. IV Theoretical Chemistry Accounts ·R. E. D. McClung, S. Fraga	1964	4
20	Studies in Molecular Structure. V. Computed Spectroscopic Constants for Selected Diatomic Molecules of the First Row The Journal of Chemical Physics ·S. Fraga, Bernard J. Ransil	1961	86

About S. Fraga

S. Fraga is a scholar working on Atomic and Molecular Physics, and Optics, Physical and Theoretical Chemistry, Spectroscopy, Condensed Matter Physics and Radiation, having authored 42 papers that have together received 1.2k indexed citations. Recurring topics across this work include Advanced Chemical Physics Studies (24 papers), Atomic and Molecular Physics (18 papers), Protein Structure and Dynamics (6 papers), Glycosylation and Glycoproteins Research (4 papers), Advanced Physical and Chemical Molecular Interactions (4 papers), Chemical Thermodynamics and Molecular Structure (4 papers), Rare-earth and actinide compounds (3 papers) and Monoclonal and Polyclonal Antibodies Research (3 papers). The work is most often cited by research in Atomic and Molecular Physics, and Optics (853 citations), Physical and Theoretical Chemistry (162 citations), Spectroscopy (182 citations), Inorganic Chemistry (129 citations) and Radiation (57 citations). S. Fraga has collaborated with scholars based in Canada, Spain and United Kingdom. Frequent co-authors include K. M. S. Saxena, Jacek Karwowski, Bernard J. Ransil, Mariusz Kłobukowski, Ilya G. Kaplan, Eugene S. Kryachko, B. Lö, Gulzari Malli, L. H. Thomas and J. A. Sordo. Their work appears in journals such as Theoretical Chemistry Accounts, The Journal of Chemical Physics, Atomic Data and Nuclear Data Tables, Canadian Journal of Chemistry and Amino Acids.

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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