A. J. Freeman

10.7k total citations · 5 hit papers
135 papers, 8.7k citations indexed

About

A. J. Freeman is a scholar working on Atomic and Molecular Physics, and Optics, Condensed Matter Physics and Materials Chemistry. According to data from OpenAlex, A. J. Freeman has authored 135 papers receiving a total of 8.7k indexed citations (citations by other indexed papers that have themselves been cited), including 78 papers in Atomic and Molecular Physics, and Optics, 57 papers in Condensed Matter Physics and 46 papers in Materials Chemistry. Recurrent topics in A. J. Freeman's work include Advanced Chemical Physics Studies (47 papers), Rare-earth and actinide compounds (31 papers) and Magnetic properties of thin films (25 papers). A. J. Freeman is often cited by papers focused on Advanced Chemical Physics Studies (47 papers), Rare-earth and actinide compounds (31 papers) and Magnetic properties of thin films (25 papers). A. J. Freeman collaborates with scholars based in United States, Austria and Japan. A. J. Freeman's co-authors include C. Keller, E. Wimmer, R. E. Watson, Ruqian Wu, M. Weinert, Ding-Sheng Wang, Ryoji Asahi, W. Mannstadt, Catherine Stampfl and Tamio Oguchi and has published in prestigious journals such as Physical Review Letters, The Journal of Chemical Physics and Physical review. B, Condensed matter.

In The Last Decade

A. J. Freeman

131 papers receiving 8.4k citations

Hit Papers

5 papers align trajectories

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.

Handbook on the Physics and Chemistry of the Actinides

1985 1.1k citations A. J. Freeman et al. profile →
Total-energy all-electron density functional method for bulk solids and surfaces

1982 809 citations E. Wimmer, A. J. Freeman et al. Physical review. B, Condensed matter profile →
First-principles theory of surface magnetocrystalline anisotropy and the diatomic-pair model

1993 679 citations A. J. Freeman et al. Physical review. B, Condensed matter profile →
Hartree–Fock atomic scattering factors for the iron transition series

1961 564 citations R. E. Watson, A. J. Freeman profile →
Electronic structure and physical properties of early transition metal mononitrides: Density-functional theory LDA, GGA, and screened-exchange LDA FLAPW calculations

2001 470 citations Catherine Stampfl, W. Mannstadt et al. Physical review. B, Condensed matter profile →

Peers

Countries citing papers authored by A. J. Freeman

Since Specialization

Citations

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

Fields of papers citing papers by A. J. Freeman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by A. J. Freeman. 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 A. J. Freeman. The network helps show where A. J. Freeman may publish in the future.

Co-authorship network of co-authors of A. J. Freeman

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

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Atomic-Layer Alignment Tuning for Giant Perpendicular Magnetocrystalline Anisotropy of3dTransition-Metal Thin Films 2013 ·Physical Review Letters ·Kazushi Hotta, Kohji Nakamura, Toru Akiyama, Tomonori Ito, Tamio Oguchi, A. J. Freeman	25
2	Combined fourier transform and discrete variational method approach to the self-consistent solution of the electronic band structure problem within the local density formalism 2009 ·International Journal of Quantum Chemistry ·Alex Zunger, A. J. Freeman	2
3	Orbital Mixing and Nesting in the Bilayer ManganitesLa2−2xSr1+2xMn2O7 2008 ·Physical Review Letters ·R. Saniz, M. R. Norman, A. J. Freeman	13
4	Physisorption of Positronium on Quartz Surfaces 2007 ·Physical Review Letters ·R. Saniz, B. Barbiellini, P. M. Platzman, A. J. Freeman	21
5	Atomic Size Effect in Impurity Induced Grain Boundary Embrittlement 2006 ·MATERIALS TRANSACTIONS ·W. T. Geng, A. J. Freeman, Gregory B. Olson	8
6	Impact ionization in GaAs: A screened exchange density-functional approach 2002 ·Physical review. B, Condensed matter ·Silvia Picozzi, Ryoji Asahi, Clint B. Geller, A. Continenza, A. J. Freeman	12
7	Electronic structure and physical properties of early transition metal mononitrides: Density-functional theory LDA, GGA, and screened-exchange LDA FLAPW calculations breakdown → 2001 ·Physical review. B, Condensed matter ·Catherine Stampfl, W. Mannstadt, Ryoji Asahi, A. J. Freeman	470
8	Magnetoelastic mechanism of spin-reorientation transitions at step edges 1999 ·Physical review. B, Condensed matter ·A. B. Shick, Yu. N. Gornostyrev, A. J. Freeman	13
9	Theoretical prediction of the plasma frequency and moss-burstein shifts for degenerately doped InAs, In[sub 1−x]Ga[sub x]As and InP[sub 1−y]As[sub y] 1999 ·AIP conference proceedings ·James E. Raynolds, Clint B. Geller, G.W. Charache, Todd Holden, Fred H. Pollak, (unknown), Ryoji Asahi, A. J. Freeman	2
10	Valence instability at the surface of rare-earth metals: samarium 1992 ·Journal of Magnetism and Magnetic Materials ·(unknown), (unknown), (unknown), B. I. Min, A. J. Freeman	3
11	Giant monolayer magnetization of Fe on MgO: A nearly ideal two-dimensional magnetic system 1991 ·Physical review. B, Condensed matter ·Chun Li, A. J. Freeman	170
12	Ti-Al金属間化合物TiAl 3 の結晶構造,相安定性および電子構造 1990 ·Physical Review B ·(unknown), T. J. Watson-Yang, A. J. Freeman, (unknown), (unknown)	92
13	Local-density theory of band offsets in strained superlattices: (InAs)n/(InP)n(001) 1990 ·Physical review. B, Condensed matter ·A. Continenza, S. Massidda, A. J. Freeman	14
14	Transport properties of random and nonrandom substitutionally disordered alloys. I. Exact numerical calculation of the ac conductivity 1987 ·Physical review. B, Condensed matter ·(unknown), A. Gonis, A. J. Freeman	7
15	Wimmer, Fu, and Freeman respond 1986 ·Physical Review Letters ·E. Wimmer, C. L. Fu, A. J. Freeman	2
16	ELECTRONIC STRUCTURE AND MAGNETISM OF INTERFACES : SANDWICHES AND MODULATED STRUCTURES 1984 ·Le Journal de Physique Colloques ·A. J. Freeman, Jian-hua Xu, Shuhei Ohnishi, T. Jarlborg	2
17	Symposium on surfaces and magnetism: Recent developments and future opportunities 1980 ·Journal of Magnetism and Magnetic Materials ·A. J. Freeman	18
18	Electronic structure and optical properties of layered dichalcogenides: TiS2and TiSe2 1974 ·Physical review. B, Solid state ·H. W. Myron, A. J. Freeman	105
19	Symposium on Experimental Methods for Energy-Band Measurements 1969 ·Journal of Applied Physics ·A. J. Freeman	7
20	Effect of Crystalline Fields on Magnetic-Form Factors 1960 ·Journal of Applied Physics ·A. J. Freeman, R. E. Watson	3

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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