U. Kroll

5.7k total citations · 1 hit paper
107 papers, 4.5k citations indexed

About

U. Kroll is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, U. Kroll has authored 107 papers receiving a total of 4.5k indexed citations (citations by other indexed papers that have themselves been cited), including 99 papers in Electrical and Electronic Engineering, 63 papers in Materials Chemistry and 7 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in U. Kroll's work include Thin-Film Transistor Technologies (84 papers), Silicon and Solar Cell Technologies (75 papers) and Silicon Nanostructures and Photoluminescence (51 papers). U. Kroll is often cited by papers focused on Thin-Film Transistor Technologies (84 papers), Silicon and Solar Cell Technologies (75 papers) and Silicon Nanostructures and Photoluminescence (51 papers). U. Kroll collaborates with scholars based in Switzerland, Germany and Czechia. U. Kroll's co-authors include J. Meier, E. Vallat‐Sauvain, A. Shah, S. Faÿ, N. Wyrsch, C. Droz, P. Torres, M. Vaněček, J. Bailat and C. Bucher and has published in prestigious journals such as Physical review. B, Condensed matter, Applied Physics Letters and Journal of Applied Physics.

In The Last Decade

U. Kroll

103 papers receiving 4.2k citations

Hit Papers

Thin‐film silicon solar c... 2004 2026 2011 2018 2004 100 200 300 400 500
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.

  1. Thin‐film silicon solar cell technology
    2004 551 citations A. Shah, H. Schade et al. Progress in Photovoltaics Research and Applications profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
U. Kroll 4.2k 3.2k 552 380 215 107 4.5k
J. Meier 4.6k 1.1× 3.6k 1.1× 618 1.1× 335 0.9× 228 1.1× 129 4.9k
E. Vallat‐Sauvain 3.5k 0.8× 2.8k 0.9× 574 1.0× 337 0.9× 205 1.0× 54 3.9k
Paul Stradins 3.1k 0.7× 1.6k 0.5× 939 1.7× 878 2.3× 140 0.7× 190 3.6k
Aïcha Hessler‐Wyser 2.8k 0.7× 2.3k 0.7× 563 1.0× 780 2.1× 411 1.9× 104 4.1k
Rudolf Hezel 2.9k 0.7× 1.2k 0.4× 323 0.6× 857 2.3× 320 1.5× 110 3.1k
Yoshio Ohshita 2.5k 0.6× 872 0.3× 558 1.0× 1.1k 2.8× 179 0.8× 323 3.0k
I. Mártil 2.2k 0.5× 1.4k 0.4× 274 0.5× 818 2.2× 77 0.4× 146 2.6k
L. Young 1.9k 0.4× 1.7k 0.5× 253 0.5× 851 2.2× 79 0.4× 139 3.1k
Rolf E. Hummel 1.4k 0.3× 1.4k 0.4× 608 1.1× 438 1.2× 79 0.4× 130 2.6k
J. Pezoldt 1.9k 0.5× 1.6k 0.5× 707 1.3× 701 1.8× 70 0.3× 209 3.2k

Countries citing papers authored by U. Kroll

Since Specialization
Citations

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

Fields of papers citing papers by U. Kroll

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of U. Kroll

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

All Works

20 of 20 papers shown
1.
Torres, P., U. Kroll, H. Keppner, et al.. (2023). DEPOSITION OF THIN-FILM SILICON FOR PHOTOVOLTAICS: USE OF VHF-GD AND OES. 855–860.
2.
Meschut, Gerson, et al.. (2021). Methodology for the systematic investigation of the hygrothermal-mechanical behavior of a structural epoxy adhesive. International Journal of Adhesion and Adhesives. 113. 103072–103072. 6 indexed citations
3.
Meschut, Gerson, et al.. (2018). Experimental characterization and numerical lifetime prediction of adhesively bonded joints under multiaxial fatigue loading. 1 indexed citations
4.
5.
Meier, J., et al.. (2010). Reference Cells in WPVS Design for Precise Micromorph PV Power Measurements. EU PVSEC. 2728–2734. 4 indexed citations
6.
Meier, J., et al.. (2009). High Efficiency Micromorph Tandem Developments in KAI-M PECVD Reactors. EU PVSEC. 2398–2401.
7.
Steinhauser, J., et al.. (2008). Electrical transport in boron‐doped polycrystalline zinc oxide thin films. physica status solidi (a). 205(8). 1983–1987. 36 indexed citations
8.
Meier, J., U. Kroll, T. Roschek, et al.. (2007). Recent Progress in Up-Scaling of Amorphous and Micromorph Thin Film Silicon Solar Cells to 1.4 m2 Modules. MRS Proceedings. 989. 3 indexed citations
9.
Clausnitzer, T., et al.. (2005). Narrowband, polarization-independent free-space wave notch filter. Journal of the Optical Society of America A. 22(12). 2799–2799. 27 indexed citations
10.
Vallat‐Sauvain, E., J. Bailat, J. Meier, et al.. (2005). Influence of the substrate's surface morphology and chemical nature on the nucleation and growth of microcrystalline silicon. Thin Solid Films. 485(1-2). 77–81. 35 indexed citations
11.
Shah, A., H. Schade, M. Vaněček, et al.. (2004). Thin‐film silicon solar cell technology. Progress in Photovoltaics Research and Applications. 12(2-3). 113–142. 551 indexed citations breakdown →
12.
Kroll, U., J. Meier, T. Roschek, et al.. (2004). High efficiency p-i-n a-Si:H solar cells prepared in a large area single chamber process on LPCVD ZnO. Infoscience (Ecole Polytechnique Fédérale de Lausanne). 1374–1377. 1 indexed citations
13.
Meier, J., U. Kroll, C. Bucher, et al.. (2003). High-efficiency amorphous and "micromorph" silicon solar cells. Infoscience (Ecole Polytechnique Fédérale de Lausanne). 3. 2801–2805. 19 indexed citations
14.
Shah, Arvind, J. Meier, E. Vallat‐Sauvain, et al.. (2002). Microcrystalline silicon and ‘micromorph’ tandem solar cells. Thin Solid Films. 403-404. 179–187. 88 indexed citations
15.
Faÿ, S., et al.. (2000). Light Trapping Enhancement for Thin-Film Silicon Solar Cells by Roughness Improvement of the ZnO Front TCO. Infoscience (Ecole Polytechnique Fédérale de Lausanne). 361–364. 12 indexed citations
16.
Meier, J., H. Keppner, S. Dubail, et al.. (1998). Microcrystalline and Micromorph Thin-Film Silicon Solar Cells. Infoscience (Ecole Polytechnique Fédérale de Lausanne). 375–380. 10 indexed citations
17.
Torres, P., H. Keppner, J. Meier, et al.. (1997). Fast Deposition of μc-Si:H by Restrictive Dilution and Enhanced HF-Power. physica status solidi (a). 163(2). R9–R10. 17 indexed citations
18.
Beck, N., P. Torres, U. Kroll, et al.. (1997). Electronic transport and structure of microcrystalline silicon deposited by the VHF-GD technique. MRS Proceedings. 467. 13 indexed citations
19.
Torres, P., J. Meier, N. Beck, et al.. (1996). Microcrystalline Silicon Solar Cells at Higher Deposition Rates by the VHF-GD. MRS Proceedings. 452. 8 indexed citations
20.
Meier, J., P. Torres, R. Platz, et al.. (1996). High Efficiency Thin-Film Solar Cells by the "Micromorph" Concept. Infoscience (Ecole Polytechnique Fédérale de Lausanne). 653–654. 1 indexed citations

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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