Ralph Spolenak publications per year

The chart shows the history of publications by Ralph Spolenak between 1996 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ralph Spolenak published across 31 years, from 1996 to 2026, averaging 10.5 papers a year. Output peaked at 23 publications in 2023. 11 of the 325 publications appeared in the last two years.

No. of publications

5 10 15 20

1996 2026

325 publications in total across all disciplines

View publications per year as a table

Ralph Spolenak: publications per year, 1996 to 2026
Year	Publications
1996	2
1997	0
1998	3
1999	4
2000	5
2001	4
2002	13
2003	11
2004	12
2005	8
2006	9
2007	7
2008	14
2009	13
2010	13
2011	11
2012	9
2013	15
2014	13
2015	18
2016	12
2017	20
2018	4
2019	14
2020	13
2021	14
2022	16
2023	23
2024	14
2025	10
2026	1
Total	325

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Ralph Spolenak publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Ralph Spolenak sits on this spectrum.

No. of scientists

200 400 600 800

50–69 publications 1,163+

This scientist: 275 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

View publications distribution as a table

Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications	Scientists	This scientist
50–69	28
70–89	152
90–109	356
110–129	487
130–149	723
150–169	835
170–189	850
190–209	891
210–229	862
230–249	766
250–269	726
270–289	665	275
290–309	593
310–329	537
330–349	477
350–369	440
370–389	356
390–409	321
410–429	256
430–449	246
450–469	216
470–489	212
490–509	174
510–529	194
530–549	162
550–569	131
570–589	111
590–609	103
610–629	99
630–649	77
650–669	92
670–689	56
690–709	53
710–729	53
730–749	38
750–769	52
770–789	43
790–809	38
810–829	34
830–849	25
850–869	18
870–889	20
890–909	24
910–929	27
930–949	20
950–969	17
970–989	10
990–1,009	16
1,010–1,029	13
1,030–1,049	12
1,050–1,069	9
1,070–1,089	8
1,090–1,109	7
1,110–1,129	9
1,130–1,149	2
1,150–1,162	5
1,163+	100

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Ralph Spolenak D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Ralph Spolenak sits on this spectrum.

No. of scientists

200 400 600

40–41 D-Index 165+

This scientist: 59 D-Index — 44th percentile

44% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

View D-Index distribution as a table

Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index	Scientists	This scientist
40–41	211
42–43	450
44–45	612
46–47	612
48–49	598
50–51	657
52–53	667
54–55	621
56–57	597
58–59	610	59
60–61	587
62–63	606
64–65	533
66–67	490
68–69	469
70–71	378
72–73	421
74–75	359
76–77	323
78–79	299
80–81	230
82–83	210
84–85	195
86–87	203
88–89	175
90–91	175
92–93	142
94–95	121
96–97	117
98–99	107
100–101	88
102–103	85
104–105	68
106–107	62
108–109	57
110–111	45
112–113	49
114–115	50
116–117	34
118–119	38
120–121	37
122–123	29
124–125	28
126–127	24
128–129	33
130–131	28
132–133	21
134–135	20
136–137	23
138–139	17
140–141	12
142–143	17
144–145	21
146–147	13
148–149	11
150–151	14
152–153	13
154–155	9
156–157	10
158–159	7
160–161	4
162–163	4
164	3
165+	98

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Overview

Ralph Spolenak is affiliated with ETH Zurich in Switzerland and has contributed extensively to research in engineering and materials science. Their work spans over 135 publications in engineering and 54 in materials science, reflecting a broad engagement with these domains.

The scientist has focused on multiple subfields within engineering and materials science, including:

Mechanical Engineering
Materials Chemistry
Electrical and Electronic Engineering
Biomedical Engineering
Automotive Engineering

Spolenak's research topics show a strong emphasis on manufacturing and materials processes as well as fluid dynamics, with main topics including:

Electrohydrodynamics and Fluid Dynamics
Additive Manufacturing and 3D Printing Technologies
Additive Manufacturing Materials and Processes
Aluminum Alloys Composites Properties
Intermetallics and Advanced Alloy Properties
Laser-Ablation Synthesis of Nanoparticles
Electrodeposition and Electroless Coatings

They have published frequently in selected venues, contributing to the following journals and platforms:

Materials & Design
arXiv (Cornell University)
SSRN Electronic Journal
Journal of Applied Physics
Applied Physics Letters

Recent notable papers by Ralph Spolenak include:

Metals by Micro-Scale Additive Manufacturing: Comparison of Microstructure and Mechanical Properties (2020), Advanced Functional Materials
Fused filament fabrication of stainless steel structures - from binder development to sintered properties (2021), Additive manufacturing
Achieving micron-scale plasticity and theoretical strength in Silicon (2020), Nature Communications
Micro-compression studies of face-centered cubic and body-centered cubic high-entropy alloys: Size-dependent strength, strain rate sensitivity, and activation volumes (2020), Materials Science and Engineering A
A 4D printed active compliant hinge for potential space applications using shape memory alloys and polymers (2021), Smart Materials and Structures

Collaboration features prominently in their academic work. Frequent co-authors include:

Henning Galinski
Alain Reiser
Fabian Schwarz
Maxence Menétrey
Mirco Nydegger

Best Publications

From micro to nano contacts in biological attachment devices.

Eduard Arzt;Eduard Arzt;Stanislav Gorb;Ralph Spolenak

1353
Citations
Evidence for capillarity contributions to gecko adhesion from single spatula nanomechanical measurements.

Gerrit Huber;Hubert Mantz;Ralph Spolenak;Klaus Mecke

808
Citations
Ultrastrong ductile and stable high-entropy alloys at small scales.

Yu Zou;Huan Ma;Ralph Spolenak

637
Citations
Size-dependent plasticity in an Nb25Mo25Ta25W25 refractory high-entropy alloy

Yu Zou;Soumyadipta Maiti;Walter Steurer;Ralph Spolenak

542
Citations
Analysis of enhanced light emission from highly strained germanium microbridges

M. J. Süess;M. J. Süess;R. Geiger;R. A. Minamisawa;G. Schiefler;G. Schiefler

480
Citations
Additive Manufacturing of Metal Structures at the Micrometer Scale

Luca Hirt;Alain Reiser;Ralph Spolenak;Tomaso Zambelli

402
Citations
Effects of contact shape on the scaling of biological attachments

Ralph Spolenak;Stanislav Gorb;Huajian Gao;Eduard Arzt;Eduard Arzt

372
Citations
Resolving the nanoscale adhesion of individual gecko spatulae by atomic force microscopy

Gerrit Huber;Stanislav N Gorb;Ralph Spolenak;Eduard Arzt;Eduard Arzt

340
Citations
Adhesion design maps for bio-inspired attachment systems

Ralph Spolenak;Stanislav Gorb;Eduard Arzt;Eduard Arzt

330
Citations
Scanning X-ray microdiffraction with submicrometer white beam for strain/stress and orientation mapping in thin films.

N. Tamura;A. A. MacDowell;R. Spolenak;B. C. Valek

323
Citations
Influence of surface roughness on gecko adhesion.

Gerrit Huber;Stanislav N Gorb;Naoe Hosoda;Ralph Spolenak

261
Citations
ELECTRICAL TRANSPORT IN PURE AND BORON-DOPED CARBON NANOTUBES

Bingqing Wei;Ralph Spolenak;Philipp Kohler-Redlich;Manfred Rühle

234
Citations
Stretchable heterogeneous composites with extreme mechanical gradients.

Rafael Libanori;Randall M. Erb;Alain Reiser;Hortense Le Ferrand

228
Citations
Submicron X-ray diffraction and its applications to problems in materials and environmental science.

N. Tamura;R. S. Celestre;A. A. MacDowell;H. A. Padmore

223
Citations
Nanocrystalline High-Entropy Alloys: A New Paradigm in High-Temperature Strength and Stability

Yu Zou;Jeffrey M. Wheeler;Huan Ma;Philipp Okle

210
Citations
Size effects on yield strength and strain hardening for ultra-thin Cu films with and without passivation: A study by synchrotron and bulge test techniques

Patric A. Gruber;Jochen Böhm;Felix Onuseit;Alexander Wanner

205
Citations
Multi-metal electrohydrodynamic redox 3D printing at the submicron scale

Alain Reiser;Marcus Lindén;Patrik Rohner;Adrien Marchand

203
Citations
Template-Free 3D Microprinting of Metals Using a Force-Controlled Nanopipette for Layer-by-Layer Electrodeposition.

Luca Hirt;Stephan Ihle;Zhijian Pan;Livie Dorwling-Carter

189
Citations
Top-down fabricated silicon nanowires under tensile elastic strain up to 4.5%

Renato A. Minamisawa;Martin J. Süess;Ralph Spolenak;Jérome Faist

176
Citations
Magnetron sputter deposited tantalum and tantalum nitride thin films: an analysis of phase, hardness and composition

Daniel Bernoulli;Ulrich Müller;M. Schwarzenberger;R. Hauert

155
Citations
Ordered arrays of faceted gold nanoparticles obtained by dewetting and nanosphere lithography.

Claudia Manuela Müller;Flavio Carlo Filippo Mornaghini;Ralph Spolenak

143
Citations