Richard Geiger

2.6k total citations · 1 hit paper
32 papers, 2.0k citations indexed

About

Richard Geiger is a scholar working on Electrical and Electronic Engineering, Biomedical Engineering and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Richard Geiger has authored 32 papers receiving a total of 2.0k indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Electrical and Electronic Engineering, 15 papers in Biomedical Engineering and 9 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Richard Geiger's work include Photonic and Optical Devices (21 papers), Nanowire Synthesis and Applications (12 papers) and Advancements in Semiconductor Devices and Circuit Design (7 papers). Richard Geiger is often cited by papers focused on Photonic and Optical Devices (21 papers), Nanowire Synthesis and Applications (12 papers) and Advancements in Semiconductor Devices and Circuit Design (7 papers). Richard Geiger collaborates with scholars based in Switzerland, France and Germany. Richard Geiger's co-authors include H. Sigg, Jérôme Faist, Detlev Grützmacher, Nils von den Driesch, Dan Buca, Stephan Wirths, Z. Ikonić, S. Mantl, Gregor Mußler and T. Stoïca and has published in prestigious journals such as Nano Letters, Applied Physics Letters and Nature Photonics.

In The Last Decade

Richard Geiger

30 papers receiving 1.9k 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.

Lasing in direct-bandgap GeSn alloy grown on Si

2015 937 citations Stephan Wirths, Richard Geiger et al. profile →

Peers

Countries citing papers authored by Richard Geiger

Since Specialization

Citations

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

Fields of papers citing papers by Richard Geiger

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Richard Geiger

This figure shows the co-authorship network connecting the top 25 collaborators of Richard Geiger. A scholar is included among the top collaborators of Richard Geiger 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 Richard Geiger. Richard Geiger 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	Top-down method to introduce ultra-high elastic strain 2017 ·Journal of materials research/Pratt's guide to venture capital sources ·Thomas Zabel, Richard Geiger, (unknown), E. Müller, Ana Díaz, Christopher Bonzon, Martin Süess, Ralph Spolenak, Jérôme Faist, H. Sigg	6
2	Determining the directional strain shift coefficients for tensile Ge: a combined x-ray diffraction and Raman spectroscopy study 2017 ·Measurement Science and Technology ·Tanja Etzelstorfer, (unknown), Martin Süess, (unknown), Richard Geiger, Jacopo Frigerio, J. Stangl	13
3	Germanium under High Tensile Stress: Nonlinear Dependence of Direct Band Gap vs Strain 2016 ·ACS Photonics ·K. Guilloy, N. Pauc, Alban Gassenq, Yann‐Michel Niquet, José M. Escalante, Ivan Duchemin, Samuel Tardif, (unknown), D. Rouchon, J. Widiez, Jean-Michel Hartmann, Richard Geiger, Thomas Zabel, H. Sigg, Jérôme Faist, A. Chelnokov, Vincent Reboud, V. Calvo	48
4	GeSn lasers for CMOS integration 2016 ·DORA PSI (Paul Scherrer Institute) ·Dan Buca, Nils von den Driesch, Daniela Stange, Stephan Wirths, Richard Geiger, (unknown), S. Mantl, J. M. Hartmann, Z. Ikonić, Jeremy Witzens, H. Sigg, Detlev Grützmacher	9
5	Accurate strain measurements in highly strained Ge microbridges 2016 ·Applied Physics Letters ·Alban Gassenq, Samuel Tardif, K. Guilloy, (unknown), (unknown), Ivan Duchemin, D. Rouchon, J. M. Hartmann, J. Widiez, José M. Escalante, Yann‐Michel Niquet, Richard Geiger, T. Zabel, H. Sigg, Jérôme Faist, A. Chelnokov, F. Rieutord, Vincent Reboud, V. Calvo	32
6	DBR based cavities in strained Ge microbridge on 200 mm Germanium-On-Insulator (GeOI) substrates: towards CMOS compatible laser applications 2015 ·Conference on Lasers and Electro-Optics ·Alban Gassenq, (unknown), (unknown), Samuel Tardif, N. Pauc, D. Rouchon, J. Widiez, J. M. Hartmann, Daivid Fowler, A. Chelnokov, José M. Escalante, Ivan Duchemin, Yann‐Michel Niquet, Richard Geiger, T. Zabel, H. Sigg, Jérôme Faist, F. Rieutord, Vincent Reboud, V. Calvo	1
7	The GeSn laser — Enabler for monolithic integration of photonics on Si 2015 ·DORA PSI (Paul Scherrer Institute) ·(unknown), Richard Geiger, (unknown), (unknown), Daniela Stange, Nils von den Driesch, Jean-Michel Hartmann, S. Mantl, H. Sigg, Dan Buca, Detlev Grützmacher	1
8	Structural and optical properties of 200 mm germanium-on-insulator (GeOI) substrates for silicon photonics applications 2015 ·Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE ·Vincent Reboud, J. Widiez, Jean Michel Hartmann, (unknown), Daivid Fowler, A. Chelnokov, Alban Gassenq, K. Guilloy, N. Pauc, V. Calvo, Richard Geiger, T. Zabel, Jérôme Faist, H. Sigg	15
9	Direct bandgap GeSn microdisk lasers at 2.5 μm for monolithic integration on Si-platform 2015 ·DORA PSI (Paul Scherrer Institute) ·Stephan Wirths, H. Sigg, Detlev Grützmacher, (unknown), Richard Geiger, C. Schulte‐Braucks, Nils von den Driesch, Daniela Stange, T. Zabel, Z. Ikonić, J. M. Hartmann, S. Mantl	4
10	A Patterning-Based Strain Engineering for Sub-22 nm Node FinFETs 2014 ·IEEE Electron Device Letters ·Matthias Schmidt, Martin Süess, (unknown), Richard Geiger, H. Sigg, Ralph Spolenak, Renato Amaral Minamisawa	10
11	Strained Ge microbridges to obtain a direct bandgap laser 2014 ·DORA PSI (Paul Scherrer Institute) ·Richard Geiger, Martin Süess, Christopher Bonzon, Ralph Spolenak, Jérôme Faist, H. Sigg	2
12	Epitaxy and photoluminescence studies of high quality GeSn heterostructures with Sn concentrations up to 13 at.% 2014 ·DORA PSI (Paul Scherrer Institute) ·Stephan Wirths, Richard Geiger, Z. Ikonić, A. T. Tiedemann, Gregor Mußler, Jean-Michel Hartmann, S. Mantl, H. Sigg, Detlev Grützmacher, Dan Buca	3
13	Carrier lifetimes in uniaxially strained Ge micro bridges 2014 ·DORA PSI (Paul Scherrer Institute) ·Richard Geiger, Martin Süess, Christopher Bonzon, Jacopo Frigerio, Daniel Chrastina, Giovanni Isella, Ralph Spolenak, Jérôme Faist, H. Sigg	2
14	Power-Dependent Raman Analysis of Highly Strained Si Nanobridges 2014 ·Nano Letters ·Martin Süess, Renato Amaral Minamisawa, Richard Geiger, K.K. Bourdelle, H. Sigg, Ralph Spolenak	41
15	Excess carrier lifetimes in Ge layers on Si 2014 ·Applied Physics Letters ·Richard Geiger, Jacopo Frigerio, Martin Süess, Daniel Chrastina, Giovanni Isella, Ralph Spolenak, Jérôme Faist, H. Sigg	60
16	Transient mid-IR study of electron dynamics in TiO2 conduction band 2013 ·The Analyst ·Jacinto Sá, (unknown), Richard Geiger, P. Lerch, Mercedes Hannelore Rittmann-Frank, Christopher J. Milne, Jakub Szlachetko, (unknown), Jeroen A. van Bokhoven, Majed Chergui, Michel J. Rossi, H. Sigg	20
17	Signal enhancement in nano-Raman spectroscopy by gold caps on silicon nanowires obtained by vapour–liquid–solid growth 2007 ·Nanotechnology ·Silke Christiansen, Matthias Becker, (unknown), Johann Michler, Владимир Сиваков, G. Andrä, Richard Geiger	41
18	The SERS and TERS Effects Obtained by Gold Droplets on Top of Si Nanowires 2006 ·Nano Letters ·Michael Becker, Владимир Сиваков, G. Andrä, Richard Geiger, J. Schreiber, Samuel Hoffmann, Johann Michler, Alexey Milenin, P. Werner, Silke Christiansen	57
19	Gate Material Dependence Of Process Charging Damage In Thin Gate Oxide 2005 ·A. Acovic, Ashok K Ray, J.Y.-C. Sun, (unknown), Toshiyuki Furukawa, Richard Geiger, K. Beyer, V. McGahay, (unknown), W.W. Abadeer	0
20	Very high precision analog trimming using floating gate MOSFETS 1989 ·J. Sweeney, Richard Geiger	6

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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