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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 75 279 252 137 115 495 30897
Materials Science 75 3384 3266 940 881 511 31163

Randall M. German publications per year

The chart shows the history of publications by Randall M. German between 1972 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Randall M. German published across 54 years, from 1972 to 2025, averaging 9.7 papers a year. Output peaked at 25 publications in 2001. 3 of the 522 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1972 to 2025. Vertical axis: number of publications, 0 to 25. Peak 25 publications in 2001. 1972: 2 publications 1973: 0 publications 1974: 2 publications 1975: 7 publications 1976: 6 publications 1977: 6 publications 1978: 9 publications 1979: 3 publications 1980: 7 publications 1981: 3 publications 1982: 3 publications 1983: 3 publications 1984: 11 publications 1985: 15 publications 1986: 6 publications 1987: 8 publications 1988: 18 publications 1989: 7 publications 1990: 13 publications 1991: 10 publications 1992: 15 publications 1993: 7 publications 1994: 6 publications 1995: 17 publications 1996: 11 publications 1997: 15 publications 1998: 18 publications 1999: 13 publications 2000: 15 publications 2001: 25 publications 2002: 19 publications 2003: 9 publications 2004: 10 publications 2005: 13 publications 2006: 18 publications 2007: 16 publications 2008: 20 publications 2009: 17 publications 2010: 22 publications 2011: 9 publications 2012: 17 publications 2013: 10 publications 2014: 24 publications 2015: 7 publications 2016: 10 publications 2017: 2 publications 2018: 4 publications 2019: 1 publication 2020: 4 publications 2021: 1 publication 2022: 2 publications 2023: 3 publications 2024: 1 publication 2025: 2 publications
1972 2025

522 publications in total across all disciplines

View publications per year as a table
Randall M. German: publications per year, 1972 to 2025
Year Publications
1972 2
1973 0
1974 2
1975 7
1976 6
1977 6
1978 9
1979 3
1980 7
1981 3
1982 3
1983 3
1984 11
1985 15
1986 6
1987 8
1988 18
1989 7
1990 13
1991 10
1992 15
1993 7
1994 6
1995 17
1996 11
1997 15
1998 18
1999 13
2000 15
2001 25
2002 19
2003 9
2004 10
2005 13
2006 18
2007 16
2008 20
2009 17
2010 22
2011 9
2012 17
2013 10
2014 24
2015 7
2016 10
2017 2
2018 4
2019 1
2020 4
2021 1
2022 2
2023 3
2024 1
2025 2
Total 522
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Randall M. German publication distribution in Mechanical and Aerospace Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mechanical and Aerospace Engineering in 2026. The highlighted bar marks where Randall M. German sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 63 bars. Horizontal axis: publications, 47–56 to 659+. Vertical axis: number of scientists, 0 to 155. Most scientists, 155, have 147–156 publications. The last bar groups every scientist with 659 publications or more. The highlighted bar, 487–496 publications, is where this scientist sits. 47–56 publications: 10 scientists 57–66 publications: 23 scientists 67–76 publications: 32 scientists 77–86 publications: 62 scientists 87–96 publications: 67 scientists 97–106 publications: 91 scientists 107–116 publications: 113 scientists 117–126 publications: 115 scientists 127–136 publications: 130 scientists 137–146 publications: 140 scientists 147–156 publications: 155 scientists 157–166 publications: 132 scientists 167–176 publications: 133 scientists 177–186 publications: 130 scientists 187–196 publications: 140 scientists 197–206 publications: 115 scientists 207–216 publications: 125 scientists 217–226 publications: 117 scientists 227–236 publications: 99 scientists 237–246 publications: 92 scientists 247–256 publications: 100 scientists 257–266 publications: 95 scientists 267–276 publications: 88 scientists 277–286 publications: 77 scientists 287–296 publications: 74 scientists 297–306 publications: 74 scientists 307–316 publications: 62 scientists 317–326 publications: 70 scientists 327–336 publications: 59 scientists 337–346 publications: 58 scientists 347–356 publications: 45 scientists 357–366 publications: 44 scientists 367–376 publications: 36 scientists 377–386 publications: 41 scientists 387–396 publications: 32 scientists 397–406 publications: 23 scientists 407–416 publications: 28 scientists 417–426 publications: 27 scientists 427–436 publications: 25 scientists 437–446 publications: 23 scientists 447–456 publications: 23 scientists 457–466 publications: 20 scientists 467–476 publications: 12 scientists 477–486 publications: 24 scientists 487–496 publications: 18 scientists 497–506 publications: 12 scientists 507–516 publications: 13 scientists 517–526 publications: 21 scientists 527–536 publications: 12 scientists 537–546 publications: 8 scientists 547–556 publications: 16 scientists 557–566 publications: 3 scientists 567–576 publications: 11 scientists 577–586 publications: 6 scientists 587–596 publications: 5 scientists 597–606 publications: 6 scientists 607–616 publications: 7 scientists 617–626 publications: 7 scientists 627–636 publications: 10 scientists 637–646 publications: 4 scientists 647–656 publications: 3 scientists 657–658 publications: 2 scientists 659+ publications: 100 scientists
47–56 publications 659+

This scientist: 495 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 659 publications or more.

View publications distribution as a table
Number of Mechanical and Aerospace Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
Publications Scientists This scientist
47–56 10
57–66 23
67–76 32
77–86 62
87–96 67
97–106 91
107–116 113
117–126 115
127–136 130
137–146 140
147–156 155
157–166 132
167–176 133
177–186 130
187–196 140
197–206 115
207–216 125
217–226 117
227–236 99
237–246 92
247–256 100
257–266 95
267–276 88
277–286 77
287–296 74
297–306 74
307–316 62
317–326 70
327–336 59
337–346 58
347–356 45
357–366 44
367–376 36
377–386 41
387–396 32
397–406 23
407–416 28
417–426 27
427–436 25
437–446 23
447–456 23
457–466 20
467–476 12
477–486 24
487–496 18 495
497–506 12
507–516 13
517–526 21
527–536 12
537–546 8
547–556 16
557–566 3
567–576 11
577–586 6
587–596 5
597–606 6
607–616 7
617–626 7
627–636 10
637–646 4
647–656 3
657–658 2
659+ 100
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Randall M. German D-index placement in Mechanical and Aerospace Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Mechanical and Aerospace Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Randall M. German sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 64 bars. Horizontal axis: D-Index, 30 to 93+. Vertical axis: number of scientists, 0 to 189. Most scientists, 189, have 34 D-Index. The last bar groups every scientist with 93 D-Index or more. The highlighted bar, 75 D-Index, is where this scientist sits. 30 D-Index: 83 scientists 31 D-Index: 113 scientists 32 D-Index: 144 scientists 33 D-Index: 153 scientists 34 D-Index: 189 scientists 35 D-Index: 158 scientists 36 D-Index: 139 scientists 37 D-Index: 127 scientists 38 D-Index: 130 scientists 39 D-Index: 126 scientists 40 D-Index: 104 scientists 41 D-Index: 100 scientists 42 D-Index: 107 scientists 43 D-Index: 101 scientists 44 D-Index: 103 scientists 45 D-Index: 79 scientists 46 D-Index: 88 scientists 47 D-Index: 70 scientists 48 D-Index: 83 scientists 49 D-Index: 44 scientists 50 D-Index: 64 scientists 51 D-Index: 56 scientists 52 D-Index: 50 scientists 53 D-Index: 48 scientists 54 D-Index: 58 scientists 55 D-Index: 52 scientists 56 D-Index: 48 scientists 57 D-Index: 42 scientists 58 D-Index: 34 scientists 59 D-Index: 42 scientists 60 D-Index: 37 scientists 61 D-Index: 42 scientists 62 D-Index: 44 scientists 63 D-Index: 22 scientists 64 D-Index: 33 scientists 65 D-Index: 29 scientists 66 D-Index: 23 scientists 67 D-Index: 29 scientists 68 D-Index: 24 scientists 69 D-Index: 19 scientists 70 D-Index: 34 scientists 71 D-Index: 26 scientists 72 D-Index: 19 scientists 73 D-Index: 18 scientists 74 D-Index: 19 scientists 75 D-Index: 14 scientists 76 D-Index: 19 scientists 77 D-Index: 8 scientists 78 D-Index: 18 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 17 scientists 82 D-Index: 11 scientists 83 D-Index: 16 scientists 84 D-Index: 7 scientists 85 D-Index: 9 scientists 86 D-Index: 8 scientists 87 D-Index: 6 scientists 88 D-Index: 6 scientists 89 D-Index: 7 scientists 90 D-Index: 10 scientists 91 D-Index: 4 scientists 92 D-Index: 4 scientists 93+ D-Index: 100 scientists
30 D-Index 93+

This scientist: 75 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 93 D-Index or more.

View D-Index distribution as a table
Number of Mechanical and Aerospace Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
D-Index Scientists This scientist
30 83
31 113
32 144
33 153
34 189
35 158
36 139
37 127
38 130
39 126
40 104
41 100
42 107
43 101
44 103
45 79
46 88
47 70
48 83
49 44
50 64
51 56
52 50
53 48
54 58
55 52
56 48
57 42
58 34
59 42
60 37
61 42
62 44
63 22
64 33
65 29
66 23
67 29
68 24
69 19
70 34
71 26
72 19
73 18
74 19
75 14 75
76 19
77 8
78 18
79 16
80 12
81 17
82 11
83 16
84 7
85 9
86 8
87 6
88 6
89 7
90 10
91 4
92 4
93+ 100
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Overview

Randall M. German is affiliated with San Diego State University in the United States and works primarily within the fields of Engineering and Materials Science. Their research is focused on several specialized subfields including Mechanical Engineering, Automotive Engineering, Materials Chemistry, Ceramics and Composites, and Civil and Structural Engineering.

The main areas of study covered by their work include advanced materials and composites, injection molding processes and properties, intermetallics and advanced alloy properties, additive manufacturing and 3D printing technologies, advanced ceramic materials synthesis, titanium alloys microstructure and properties, and powder metallurgy techniques and materials.

Randall M. German has published in a variety of academic venues, with multiple contributions to the International Journal of Refractory Metals and Hard Materials among other journals. Frequent publication venues include:

  • International Journal of Refractory Metals and Hard Materials
  • Powder Technology
  • Metallurgical and Materials Transactions A
  • Journal of the American Ceramic Society
  • Journal of the Japan Society of Powder and Powder Metallurgy

Key publications by Randall M. German include:

  • Sintered tungsten heavy alloys: Review of microstructure, strength, densification, and distortion, 2022, International Journal of Refractory Metals and Hard Materials
  • Titanium sintering science: A review of atomic events during densification, 2020, International Journal of Refractory Metals and Hard Materials
  • Gravity-Induced Distortion During Liquid-Phase Sintering, 2023, Metallurgical and Materials Transactions A

Other recent works co-authored with colleagues include research on powder components' sintering and additive manufacturing:

  • Factors affecting properties of Ti-6Al-4V alloy additive manufactured by metal fused filament fabrication, 2021, Powder Technology (co-authored by Paramjot Singh)
  • Influence of gravity on sintering of 3D-printed powder components, 2021, Journal of the American Ceramic Society (co-authored by Elisa Torresani)

Frequent co-authors in Randall M. German's research collaborations include Eugene A. Olevsky, Elisa Torresani, Paramjot Singh, Vamsi Krishna Balla, and Sundar V. Atre.

Beyond journal publications, Randall M. German has contributed to book literature as well, having authored a book titled "Binder and Polymer Assisted Powder Processing" published in 2020 through ASM International.

Best Publications

  • Sintering theory and practice

    Randall M. German

  • Powder metallurgy science

    Randall M. German

  • Liquid phase sintering

    Randall M. German

  • Injection molding of metals and ceramics

    Sundar V. Atre;Timothy J. Weaver;Randall M. German

  • Review: liquid phase sintering

    Randall M. German;Pavan Suri;Seong Jin Park

  • Powder injection molding

    Randall M. German

  • Particle packing characteristics

    Randall M. German

  • Powder metallurgy and particulate materials processing : the processes, materials, products, properties and applications

    Randall M. German

  • Sintering: From Empirical Observations to Scientific Principles

    Randall German

  • Powder Metallurgy of Iron and Steel

    Randall M. German

  • Coarsening in Sintering: Grain Shape Distribution, Grain Size Distribution, and Grain Growth Kinetics in Solid-Pore Systems

    Randall M. German

  • Powder metal technologies and applications

    W.B. Eisen;B.L. Ferguson;R.M. German;R. Iacocca

  • Powder metallurgy processing of thermal management materials for microelectronic applications

    R. M. German;K. F. Hens;J. L. Johnson

  • Supersolidus liquid phase sintering of prealloyed powders

    R.M. German

  • SURFACE AREA REDUCTION DURING ISOTHERMAL SINTERING

    R. M. German;Z. A. Munir

  • Prediction of sintered density for bimodal powder mixtures

    R. M. German

  • Sintering Atmosphere Effects on the Ductility of W- Ni- Fe Heavy Metals

    R. M. German;K. S. Churn

  • Key issues in powder injection molding

    R. M. German;K. F. Hens;S.-T. P. Lin

  • Supersolidus liquid phase sintering. I: Process review

    R. M. German

  • Effect of powders and binders on material properties and molding parameters in iron and stainless steel powder injection molding process

    Seokyoung Ahn;Seong Jin Park;Shiwoo Lee;Sundar V. Atre

Frequent Co-Authors

Eugene A. Olevsky
Eugene A. Olevsky San Diego State University
Mark F. Horstemeyer
Mark F. Horstemeyer Liberty University
Joseph L. Rose
Joseph L. Rose Pennsylvania State University
Zuhair A. Munir
Zuhair A. Munir University of California, Davis
Joanna McKittrick
Joanna McKittrick University of California, San Diego
Arun M. Gokhale
Arun M. Gokhale Georgia Institute of Technology
David Mitlin
David Mitlin The University of Texas at Austin
Peter J. Blau
Peter J. Blau Oak Ridge National Laboratory
Krishna Rajan
Krishna Rajan University at Buffalo, State University of New York
Fehim Findik
Fehim Findik Sakarya University

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