Ralph Müller

2.1k total citations · 1 hit paper
65 papers, 1.8k citations indexed

About

Ralph Müller is a scholar working on Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Materials Chemistry. According to data from OpenAlex, Ralph Müller has authored 65 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 55 papers in Electrical and Electronic Engineering, 23 papers in Atomic and Molecular Physics, and Optics and 14 papers in Materials Chemistry. Recurrent topics in Ralph Müller's work include Silicon and Solar Cell Technologies (42 papers), Thin-Film Transistor Technologies (23 papers) and Semiconductor materials and interfaces (22 papers). Ralph Müller is often cited by papers focused on Silicon and Solar Cell Technologies (42 papers), Thin-Film Transistor Technologies (23 papers) and Semiconductor materials and interfaces (22 papers). Ralph Müller collaborates with scholars based in Germany, Japan and United States. Ralph Müller's co-authors include Martin Hermle, Christian Reichel, Frank Feldmann, Jan Benick, Stefan W. Glunz, Armin Richter, Andreas Fell, Martin Bivour, Bernd Steinhauser and Florian Schindler and has published in prestigious journals such as Applied Physics Letters, Journal of Applied Physics and Physical Review B.

In The Last Decade

Ralph Müller

62 papers receiving 1.7k citations

Hit 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.

Design rules for high-efficiency both-sides-contacted silicon solar cells with balanced charge carrier transport and recombination losses

2021 332 citations Armin Richter, Ralph Müller et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ralph Müller Germany	23	1.6k	602	463	209	170	65	1.8k
Masato Shigematsu Japan	4	976 0.6×	317 0.5×	342 0.7×	136 0.7×	119 0.7×	8	1.1k
Haihu Yu China	17	970 0.6×	329 0.5×	109 0.2×	163 0.8×	101 0.6×	70	1.1k
Byungsul Min Germany	18	1.0k 0.6×	476 0.8×	212 0.5×	85 0.4×	161 0.9×	45	1.1k
Kean Chern Fong Australia	16	1.5k 1.0×	391 0.6×	561 1.2×	131 0.6×	214 1.3×	41	1.6k
J. Andreu Spain	17	942 0.6×	125 0.2×	609 1.3×	153 0.7×	122 0.7×	93	1.1k
Longshi Rao China	20	573 0.4×	115 0.2×	808 1.7×	99 0.5×	81 0.5×	42	1.0k
Qinglong Li United States	16	856 0.5×	213 0.4×	244 0.5×	65 0.3×	57 0.3×	45	1.0k
In‐Seok Yeo South Korea	19	773 0.5×	155 0.3×	500 1.1×	182 0.9×	13 0.1×	83	1.2k
Zhengjia Wang China	18	351 0.2×	96 0.2×	296 0.6×	167 0.8×	59 0.3×	57	703
Christophe Allebé Switzerland	17	1.7k 1.1×	490 0.8×	473 1.0×	201 1.0×	143 0.8×	61	1.8k

Countries citing papers authored by Ralph Müller

Since Specialization

Citations

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

Fields of papers citing papers by Ralph Müller

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ralph Müller

This figure shows the co-authorship network connecting the top 25 collaborators of Ralph Müller. A scholar is included among the top collaborators of Ralph Müller 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 Ralph Müller. Ralph Müller 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

Makita, Kikuo, Yukiko Kamikawa, Hidenori Mizuno, et al.. (2024). GaAs//CuInGaSe‐Based Multijunction Solar Cells with 30% Efficiency Under Low Concentrated Sunlight. Solar RRL. 8(19).

Cheng, Wen‐Hui, Matthias H. Richter, Ralph Müller, et al.. (2024). Correction to “Integrated Solar‐Driven Device with a Front Surface Semitransparent Catalysts for Unassisted CO₂ Reduction”. Advanced Energy Materials. 15(10).

Schygulla, Patrick, Ralph Müller, Oliver Höhn, et al.. (2024). Wafer‐bonded two‐terminal III‐V//Si triple‐junction solar cell with power conversion efficiency of 36.1% at AM1.5g. Progress in Photovoltaics Research and Applications. 33(1). 100–108. 22 indexed citations

Cordaro, Andrea, Ralph Müller, Stefan W. Tabernig, et al.. (2023). Nanopatterned Back-Reflector with Engineered Near-Field/Far-Field Light Scattering for Enhanced Light Trapping in Silicon-Based Multijunction Solar Cells. ACS Photonics. 10(11). 4061–4070. 9 indexed citations

Höhn, Oliver, Patrick Schygulla, Ralph Müller, et al.. (2023). Mask and plate: a scalable front metallization with low-cost potential for III–V-based tandem solar cells enabling 31.6 % conversion efficiency. Scientific Reports. 13(1). 15745–15745. 5 indexed citations

Makita, Kikuo, Hidenori Mizuno, Hitoshi Sai, et al.. (2022). GaAs//Si Multijunction Solar Cells Fabricated via Mechanical Stack Technology Using Pd Nanoparticles and Metal-Assisted Chemical Etching. IEEE Journal of Photovoltaics. 13(1). 105–112. 1 indexed citations

Mizuno, Hidenori, Kikuo Makita, Hitoshi Sai, et al.. (2022). Integration of Si Heterojunction Solar Cells with III–V Solar Cells by the Pd Nanoparticle Array-Mediated “Smart Stack” Approach. ACS Applied Materials & Interfaces. 14(9). 11322–11329. 9 indexed citations

Cheng, Wen‐Hui, Matthias H. Richter, Ralph Müller, et al.. (2022). Integrated Solar‐Driven Device with a Front Surface Semitransparent Catalysts for Unassisted CO₂ Reduction (Adv. Energy Mater. 36/2022). Advanced Energy Materials. 12(36). 1 indexed citations

Makita, Kikuo, Yukiko Kamikawa, Hidenori Mizuno, et al.. (2021). GaAs//CuIn_1−yGa_ySe₂ Three-Junction Solar Cells With 28.06% Efficiency Fabricated Using a Bonding Technique Involving Pd Nanoparticles and an Adhesive. IEEE Journal of Photovoltaics. 12(2). 639–645. 7 indexed citations

10.

Makita, Kikuo, Yukiko Kamikawa, Hidenori Mizuno, et al.. (2021). III‐V//Cu_xIn_1−yGa_ySe₂ multijunction solar cells with 27.2% efficiency fabricated using modified smart stack technology with Pd nanoparticle array and adhesive material. Progress in Photovoltaics Research and Applications. 29(8). 887–898. 30 indexed citations

11.

Hauser, Hubert, Oliver Höhn, Ralph Müller, et al.. (2020). Tailored disorder: a self-organized photonic contact for light trapping in silicon-based tandem solar cells. Optics Express. 28(8). 10909–10909. 10 indexed citations

12.

Schubert, Martin C., Florian Schindler, Jan Benick, et al.. (2020). The potential of cast silicon. Solar Energy Materials and Solar Cells. 219. 110789–110789. 20 indexed citations

13.

Lackner, David, Oliver Höhn, Ralph Müller, et al.. (2020). Two‐Terminal Direct Wafer‐Bonded GaInP/AlGaAs//Si Triple‐Junction Solar Cell with AM1.5g Efficiency of 34.1%. Solar RRL. 4(9). 55 indexed citations

14.

Makita, Kikuo, Hidenori Mizuno, Takeshi Tayagaki, et al.. (2019). III‐V//Si multijunction solar cells with 30% efficiency using smart stack technology with Pd nanoparticle array. Progress in Photovoltaics Research and Applications. 28(1). 16–24. 46 indexed citations

15.

Glunz, Stefan W., Martin Bivour, Christoph Messmer, et al.. (2017). Passivating and Carrier-selective Contacts - Basic Requirements and Implementation. 2017 IEEE 44th Photovoltaic Specialist Conference (PVSC). 2064–2069. 24 indexed citations

16.

Müller, Ralph, Christian Reichel, Xinbo Yang, et al.. (2017). Impact of the homogeneous junction breakdown in IBC solar cells on the passivation quality of Al2O3 and SiO2: degradation and regeneration behavior. Energy Procedia. 124. 365–370. 9 indexed citations

17.

Müller, Ralph, et al.. (2015). Analysis of n-type IBC solar cells with diffused boron emitter locally blocked by implanted phosphorus. Solar Energy Materials and Solar Cells. 142. 54–59. 27 indexed citations

18.

Feldmann, Frank, Ralph Müller, Christian Reichel, & Martin Hermle. (2014). Ion implantation into amorphous Si layers to form carrier-selective contacts for Si solar cells. physica status solidi (RRL) - Rapid Research Letters. 8(9). 767–770. 68 indexed citations

19.

Müller, Ralph, et al.. (1966). PHOTOCONDUCTOR-SEMICONDUCTOR EMITTERS.. Defense Technical Information Center (DTIC). 1 indexed citations

20.

Müller, Ralph, et al.. (1958). Ein nichtlinearer Verstärker zur Verkürzung von Impulsflanken. Zeitschrift für angewandte Mathematik und Physik. 9(3). 294–296. 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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