D. J. Sigmar

4.4k total citations · 1 hit paper
93 papers, 3.4k citations indexed

About

D. J. Sigmar is a scholar working on Nuclear and High Energy Physics, Astronomy and Astrophysics and Materials Chemistry. According to data from OpenAlex, D. J. Sigmar has authored 93 papers receiving a total of 3.4k indexed citations (citations by other indexed papers that have themselves been cited), including 80 papers in Nuclear and High Energy Physics, 37 papers in Astronomy and Astrophysics and 30 papers in Materials Chemistry. Recurrent topics in D. J. Sigmar's work include Magnetic confinement fusion research (78 papers), Ionosphere and magnetosphere dynamics (35 papers) and Fusion materials and technologies (30 papers). D. J. Sigmar is often cited by papers focused on Magnetic confinement fusion research (78 papers), Ionosphere and magnetosphere dynamics (35 papers) and Fusion materials and technologies (30 papers). D. J. Sigmar collaborates with scholars based in United States, Russia and Canada. D. J. Sigmar's co-authors include S. P. Hirshman, P. Helander, S. I. Krasheninnikov, Chiou-Ting Hsu, Weston M. Stacey, A. Yu. Pigarov, J. F. Clarke, D. A. Knoll, C. Z. Cheng and R. B. White and has published in prestigious journals such as Physical Review Letters, Physics Letters A and Review of Scientific Instruments.

In The Last Decade

D. J. Sigmar

91 papers receiving 3.3k citations

Hit Papers

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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.

Neoclassical transport of impurities in tokamak plasmas

1981 957 citations S. P. Hirshman, D. J. Sigmar Nuclear Fusion profile →

Peers

Countries citing papers authored by D. J. Sigmar

Since Specialization

Citations

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

Fields of papers citing papers by D. J. Sigmar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of D. J. Sigmar

This figure shows the co-authorship network connecting the top 25 collaborators of D. J. Sigmar. A scholar is included among the top collaborators of D. J. Sigmar 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 D. J. Sigmar. D. J. Sigmar 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	Simulation of plasma flux detachment in Alcator C-Mod and ITER 1997 ·Journal of Nuclear Materials ·F. Wising, S. I. Krasheninnikov, D. J. Sigmar, D. A. Knoll, T.D. Rognlien, B. LaBombard, B. Lipschultz, G.M. McCracken	6
2	K–ε compressible 3D neutral fluid turbulence modelling of the effect of toroidal cavities on flame-front propagation in the gas-blanket regime for tokamak divertors 1997 ·Journal of Plasma Physics ·George Vahala, Linda Vahala, Joseph Morrison, S. I. Krasheninnikov, D. J. Sigmar	1
3	Plasma Recombination and Divertor Detachment 1996 ·Contributions to Plasma Physics ·S. I. Krasheninnikov, A. Yu. Pigarov, D. J. Sigmar	9
4	Simulation of an ITER‐Like Dissipative Divertor Plasma with a Combined Edge Plasma Navier‐Stokes Neutral Model 1996 ·Contributions to Plasma Physics ·D. A. Knoll, (unknown), S. I. Krasheninnikov, D. J. Sigmar	4
5	Parallelization of and Results from Kinetic Edge Plasma Code W1 1996 ·Contributions to Plasma Physics ·X. Q. Xu, Oleg Batishchev, J. A. Byers, R. H. Cohen, S. I. Krasheninnikov, T.D. Rognlien, D. J. Sigmar	4
6	Simulation of Detachment in ITER‐Geometry Using the UEDGE Code and a Fluid Neutral Model 1996 ·Contributions to Plasma Physics ·F. Wising, D. A. Knoll, S. I. Krasheninnikov, T.D. Rognlien, D. J. Sigmar	34
7	Particle dynamics in chirped-frequency fluctations 1994 ·Physical Review Letters ·Chiou-Ting Hsu, C. Z. Cheng, P. Helander, D. J. Sigmar, R. B. White	32
8	Time dependent effects of fusion reactivity enhancement due to minority heating in D-³He tokamak plasmas 1993 ·Nuclear Fusion ·Emmanouil Chaniotakis, D. J. Sigmar	6
9	Alpha effects on TAE modes and alpha transport 1992 ·C. Z. Cheng, G. Y. Fu, H.E. Mynick, R. Budny, R. B. White, S. J. Zweben, Chiou-Ting Hsu, D. J. Sigmar, D. A. Spong, B. A. Carreras, C. L. Hedrick	1
10	Bootstrap current induced by fusion born alpha particles 1992 ·Physics of Fluids B Plasma Physics ·Chiou-Ting Hsu, K. C. Shaing, Robert Gormley, D. J. Sigmar	30
11	Modification of Tokamak Ballooning Stability Boundaries by Alpha Populations 1988 ·Fusion Technology ·D. A. Spong, D. J. Sigmar, J. J. Ramos	7
12	Effect of scattering parameters on the detection of the alpha particle distribution function for co2 laser or millimeter incident radiation 1988 ·DSpace@MIT (Massachusetts Institute of Technology) ·Linda Vahala, George Vahala, D. J. Sigmar	1
13	Effects of Alpha Populations on Tokamak Ballooning Stability 1987 ·Physica Scripta ·D. A. Spong, D. J. Sigmar, K. T. Tsang, J. J. Ramos, Daniel E. Hastings, W.A. Cooper	7
14	Effects of alpha particles on the scattering function in CO₂laser scattering 1986 ·Nuclear Fusion ·Linda Vahala, George Vahala, D. J. Sigmar	24
15	Destabilitization of low mode number Alfvén modes in a tokamak by energetic or alpha particles 1981 ·The Physics of Fluids ·K. T. Tsang, D. J. Sigmar, J. C. Whitson	43
16	Neoclassical transport of impurities in tokamak plasmas breakdown → 1981 ·Nuclear Fusion ·S. P. Hirshman, D. J. Sigmar	957
17	Anomalous alpha-particle transport in thermonuclear tokamak plasma 1978 ·Nuclear Fusion ·D. J. Sigmar, (unknown)	21
18	Approximate Fokker–Planck collision operator for transport theory applications 1976 ·The Physics of Fluids ·S. P. Hirshman, D. J. Sigmar	111
19	Neoclassical transport theory of a multispecies plasma in the low collision frequency regime 1976 ·The Physics of Fluids ·S. P. Hirshman, D. J. Sigmar, J. F. Clarke	48
20	Collisional resistivity in low aspect ratio tori 1973 ·The Physics of Fluids ·B. Coppi, D. J. Sigmar	13

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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