Person

Dr.-Ing.

Birger Berghoff

Birger Berghoff
Lehrstuhl für Halbleitertechnik und Institut für Halbleitertechnik

Address

Building: Walter-Schottky-Haus

Room: 24C204

Sommerfeldstraße 18

52074 Aachen

Contact

workPhone
Phone: +49 241 80 27907
Fax: +49 241 80 22246
 

Curriculum Vitae

Education

02/2005 - 12/2010

RWTH Aachen University, Aachen, Germany
PhD in Electrical Engineering [German Degree: Doktor-Ingenieur (Dr.-Ing.)]

10/1999 - 12/2004

RWTH Aachen University, Aachen, Germany
Diplom in Electrical Engineering and Information Technology [German Degree: Diplom-Ingenieur (Dipl.-Ing.)]

Work Experience

Since 09/2016

Akademischer Oberrat at the Institute of Semiconductor Electronics, RWTH Aachen University, Germany

09/2014 – 09/2016

Akademischer Rat at the Institute of Semiconductor Electronics, RWTH Aachen University, Germany

02/2012 - 09/2014

Head of research group "nanoelectronics" at the Institute of Semiconductor Electronics, RWTH Aachen University, Germany

01/2011 - 02/2011

Visiting Researcher at the ARC Photovoltaics Centre of Excellence, University of New South Wales (UNSW) Sydney, Australia

12/2010 - 01/2012

Head of research group "silicon-based nanostructured thin film materials as innovative functional elements for next-generation solar cells" at the Institute of Semiconductor Electronics, RWTH Aachen University, Germany

02/2005 - 12/2010

Research Associate at the Institute of Semiconductor Electronics, RWTH Aachen University, Germany

Awards

2012

Borchers Badge (Borchers-Plakette), RWTH Aachen University

 

Research Interests

Silicon quantum structures and nanostructures for energy harvesting, photonics and nanoelectronics

 

Supervised Theses

(1)

A. Hessel, "Modelling and optimization of back-contact back-junction solar cells", Master Thesis, RWTH Aachen University, June 2013.

(2)

L. Cheruvu, "Fabrication and characterization of interdigitated back-contact solar cells", Master Thesis, RWTH Aachen University, May 2013.

(3)

A. Hessel, "Simulation and implementation of a monolithic all-silicon multi-junction photovoltaic/electrolysis cell", Master Thesis, RWTH Aachen University, March 2013.

(4)

F. Riederer, "Fabrication and Characterization of Nanoscale Si/SiNx Layer Stacks as Functional Elements for Hetero Solar Cells", Master Thesis, RWTH Aachen University, January 2012.

(5)

F. Riederer, "Investigations of the charge carrier transport in silicon quantum dots", Studienarbeit, RWTH Aachen University, March 2011.

(6)

S. Nordmann, "Process development for the deposition of silicon nitrides by RPECVD", Studienarbeit, RWTH Aachen University, February 2011.

(7)

F. Feldmann, "Fabrication and characterization of Si/SiOx layer stacks as a contact and passivation layer for heterojunction solar cells, Diplomarbeit, RWTH Aachen University, December 2010.

(8)

N. Wilck, "Implementation of pn-junctions in laterally contacted Si/SiO2 quantum-well solar cells", Master Thesis, RWTH Aachen University, February 2010.

(9)

S. Nordmann, "Fabrication and electrical characterization of Si/SiOx layer stacks", Bachelorarbeit, RWTH Aachen University, August 2009.

(10)

P. Lill, "Development and optimization of a LabVIEW based software for electrical characterization of semiconductor devices", Studienarbeit, RWTH Aachen University, March 2009.

(11)

M. Münk, "Fabrication of templates defined by silicon based nanometer layers for UV nanoimprint lithography", Studienarbeit, RWTH Aachen University, July 2008.

(12)

M. Hofmann, "Plasma enhanced hydrogen passivation of silicon oxides ‑ process development and characterization", Bachelor Thesis, RWTH Aachen University, September 2007.

(13)

P. Lill, "Fabrication and electrical characterization of silicon quantum dots", Bachelor Thesis, RWTH Aachen University, September 2007.

(14)

T. Dufaux, "Fabrication and characterization of substoichiometric silicon oxide", Studienarbeit, RWTH Aachen University, June 2006.

 

External Publication Lists

ResearcherID ORCID

 

Publications

Source Author(s)
[Journal Article]
Intrinsic ultrasmall nanoscale silicon turns n-/p-type with SiO2/Si3N4-coating
In: Beilstein journal of nanotechnology, 9, 2255-2264, 2018
[DOI: 10.3762/bjnano.9.210]
König, Dirk
Hiller, Daniel
Wilck, Noël
Berghoff, Birger Veit
Müller, Merlin
Thakur, Sangeeta
Di Santo, Giovanni
Petaccia, Luca
Mayer, Joachim
Smith, Sean
Knoch, Joachim
[Journal Article]
Quasi-metallic behavior of ZnO grown by atomic layer deposition: The role of hydrogen
In: Journal of applied physics, 122 (2), 025306, 2017
[DOI: 10.1063/1.4994175]
Beh, Holger
Hiller, Daniel
Bruns, Michael
Welle, Alexander
Becker, Hans-Werner
Berghoff, Birger
Sürgers, Christoph
Merz, Rolf
Zacharias, Margit
[Journal Article]
A monolithic all-silicon multi-junction solar device for direct water splitting
In: Renewable energy, 94, 90-95, 2016
[DOI: 10.1016/j.renene.2016.03.050]
Nordmann, Sven
Berghoff, Birger
Hessel, Andreas
Wilck, Noel
Osullivan, B.
Debucquoy, M.
John, J.
Starschich, Sergej
Knoch, Joachim
[Journal Article]
Dopant-free complementary metal oxide silicon field effect transistors
In: Physica status solidi / A, 213 (6), 1494–1499, 2016
[DOI: 10.1002/pssa.201532998]
Fischer, Sergej
Kremer, Hauke Ingolf
Berghoff, Birger
Maß, Tobias
Taubner, Thomas
Knoch, Joachim
[Contribution to a book, Contribution to a conference proceedings]
Investigation of dopant segregation induced surface-fields using THz pulse transmission
In: 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC 2015) : New Orleans, Louisiana, USA, 14 - 19 June 2015. - 5, 2015
[DOI: 10.1109/PVSC.2015.7356422]
Lenz, Markus
Kianfar, Amir
Nordmann, Sven
Sawallich, Simon
Nagel, Michael
Berghoff, Birger
Knoch, Joachim
[Contribution to a conference proceedings, Journal Article]
Defect passivation by hydrogen reincorporation for silicon quantum dots in SiC/SiOx hetero-superlattice
In: Journal of non-crystalline solids, 358 (17), 2145-2149, 2012
[DOI: 10.1016/j.jnoncrysol.2011.12.092]
Ding, Kaining
Aeberhard, Urs
Astakhov, Oleksandr
Breuer, Uwe
Beigmohamadi, Maryam
Suckow, Stephan
Berghoff, Birger
Beyer, Wolfhard
Finger, Friedhelm
Carius, Reinhard
Rau, Uwe
[Journal Article]
Structural characterization of crystallized Si thin film material by HRTEM and Raman spectroscopy
In: Physica status solidi / A, Applications and materials science, 208 (3), 588-591, 2011
[DOI: 10.1002/pssa.201000156]
Mchedlidze, Teimuraz
Beigmohamadi, Maryam
Berghoff, Birger
Sohal, Rakesh
Suckow, Stephan
Arguirov, Tzanimir
Wilck, Noel
Mayer, Joachim
Spangenberg, Bernd
Kittler, Martin
[Dissertation / PhD Thesis]
Herstellung und Charakterisierung von Silizium-Quantenstrukturen, 2010
Berghoff, Birger
[Contribution to a book, Journal Article]
Quantum wells based on Si/SiOx stacks for nanostructured absorbers
In: Solar energy materials & solar cells, 94 (11), 1893-1896, 2010
[DOI: 10.1016/j.solmat.2010.06.033]
Berghoff, Birger
Suckow, Stephan
Rölver, Robert
Spangenberg, Bernd
Kurz, Heinrich
Sologubenko, Alla S.
Mayer, Joachim
[Contribution to a conference proceedings]
Geometric broadening in resonant tunneling through Si quantum dots
In: Proceedings of Inorganic and Nanostructured Photovoltaics (E-MRS 2009 Symposium B) / Ed. by Guy Beaucarne ..., 2010
[DOI: 10.1016/j.egypro.2010.07.030]
Suckow, Stephan
Berghoff, Birger
Kurz, Heinrich
[Contribution to a book, Contribution to a conference proceedings]
Temperature dependent I-V measurements on resonant tunneling structures based on silicon quantum dots for energy selective contacts
In: The compiled state-of-the-art of PV solar technology and deployment : 22nd European Photovoltaic Solar Energy Conference, EU PVSEC ; proceedings of the international conference, held in Milan, Italy, 3 - 7 September 2007 / coord. of the technical programme by: European Commission, DG Joint Research Centre, 2009
Berghoff, Birger Veit
Rölver, R.
Bätzner, Derk L.
Spangenberg, Bernd
Kurz, Heinrich
[Contribution to a book, Contribution to a conference proceedings]
Comparison of Measurement and Simulation of Charge Transport in Selective Energy Contacts Based on Si Quantum Dots
In: The compiled state-of-the-art of PV solar technology and deployment : 24th European Photovoltaic Solar Energy Conference and Exhibition ; conference 21 - 25 September 2009, exhibition 21 - 24 September 2009, Hamburg ; proceedings ; EU PVSEC / ed. by: W. Sinke ..., 2009
[DOI: 10.4229/24thEUPVSEC2009-1CV.4.40]
Suckow, S.
Berghoff, B.
Spangenberg, B.
Kurz, H.
[Contribution to a book, Contribution to a conference proceedings]
Si/SiO2 Quantum Well Solar Cells Based on Lateral Charge Carrier Transport
In: The compiled state-of-the-art of PV solar technology and deployment : 24th European Photovoltaic Solar Energy Conference and Exhibition ; conference 21 - 25 September 2009, exhibition 21 - 24 September 2009, Hamburg ; proceedings ; EU PVSEC / ed. by: W. Sinke ..., 2009
[DOI: 10.4229/24thEUPVSEC2009-1CV.3.62]
Berghoff, B.
Suckow, S.
Rölver, R.
Wilck, N.
Spangenberg, B.
Kurz, H.
[Contribution to a conference proceedings, Journal Article]
Laser annealing of the Si layers in Si/SiO2 multiple quantum wells
In: Materials science & engineering / B, Solid state materials for advanced technology, 159-160, 57-60, 2009
[DOI: 10.1016/j.mseb.2009.01.035]
Arguirov, Tzanimir
Mchedlidze, Teimuraz
Kouteva-Arguirova, Simona
Kittler, Martin
Rölver, Robert
Berghoff, Birger
Baetzner, Derk
Spangenberg, Bernd
[Journal Article]
Improved charge transport through Si based multiple quantum wells with substoichiometric SiOx barrier layers
In: Journal of applied physics, 106 (8), 081101, 2009
[DOI: 10.1063/1.3238294]
Berghoff, Birger
Suckow, Stephan
Rölver, Robert
Spangenberg, Bernd
Kurz, Heinrich
Sologubenko, Alla S.
Mayer, Joachim
[Journal Article]
Resonant and phonon-assisted tunneling transport through silicon quantum dots embedded in SiO2
In: Applied physics letters, 93 (13), 132111, 2008
[DOI: 10.1063/1.2992057]
Berghoff, Birger
Suckow, Stephan
Rölver, Robert
Spangenberg, Bernd
Kurz, Heinrich
Dimyati, A.
Mayer, Joachim
[Contribution to a conference proceedings]
Confinement and transport in silicon based quantum structures
In: 2008 33rd IEEE Photovoltaic Specialists Conference : PVSC ; San Diego, California, USA, 11 - 16 May 2008 / [sponsored by the Electron Devices Society (EDS) of the Institute of Electrical and Electronics Engineers (IEEE)], 2008
[DOI: 10.1109/PVSC.2008.4922499]
Berghoff, Birger
Rölver, Robert
Bätzner, D. L.
Spangenberg, B.
Kurz, H.
Dimyati, A.
Sologubenko, A.
Mayer, J.
[Contribution to a conference proceedings, Journal Article]
Si/SiO2 multiple quantum wells for all silicon tandem cells: Conductivity and photocurrent measurements
In: Thin solid films, 516 (20), 6763-6766, 2008
[DOI: 10.1016/j.tsf.2007.12.087]
Rölver, Robert
Berghoff, Birger
Bätzner, D.
Spangenberg, Bernd
Kurz, Heinrich
Schmidt, M.
Stegemann, B.
[Contribution to a conference proceedings, Journal Article]
Influence of a substrate, structure and annealing procedures on crystalline and optical properties of Si/SiO2 multiple quantum wells
In: Thin solid films, 516 (20), 6800-6803, 2008
[DOI: 10.1016/j.tsf.2007.12.083]
Mchedlidze, Teimuraz
Arguirov, Tzanimir
Kouteva-Arguirova, S.
Jia, G.
Kittler, Martin
Rölver, Robert
Berghoff, Birger
Först, Michael
Bätzner, D. L.
Spangenberg, Bernd
[Journal Article]
Lateral Si/SiO2 quantum well solar cells
In: Applied physics letters, 92 (21), 212108, 2008
[DOI: 10.1063/1.2936308]
Rölver, Robert
Berghoff, Birger
Bätzner, D. L.
Spangenberg, Bernd
Kurz, Heinrich
[Journal Article]
Light-induced solid-to-solid phase transformation in Si nanolayers of Si-SiO2 multiple quantum wells
In: Physical review / B, Condensed matter and materials physics, 77 (16), 161304, 2008
[DOI: 10.1103/PhysRevB.77.161304]
Mchedlidze, Teimuraz
Arguirov, Tzanimir
Kouteva-Arguirova, S.
Kittler, Martin
Rölver, Robert
Berghoff, Birger
Bätzner, D. L.
Spangenberg, Bernd
[Contribution to a book, Contribution to a conference proceedings]
Improved Charge Transport in Si/SiO2 Multiple Quantum Wells for All Silicon Tandem Solar Cells Using a New Nanoporous Barrier Material
In: The compiled state-of-the-art of PV solar technology and deployment : 22nd European Photovoltaic Solar Energy Conference, EU PVSEC ; proceedings of the international conference, held in Milan, Italy, 3 - 7 September 2007 / coord. of the technical programme by: European Commission, DG Joint Research Centre, 2007
Rölver, Robert
Berghoff, Birger Veit
Bätzner, Derk L.
Spangenberg, Bernd
Kurz, Heinrich
[Journal Article]
Electronic band gap of Si/SiO2 quantum wells: Comparison of ab initio calculations and photoluminescence measurements
In: Journal of vacuum science & technology / A, Vacuum, surfaces, & films, 25 (6), 1500-1504, 2007
[DOI: 10.1116/1.2779040]
Wagner, J.-M.
Seino, K.
Bechstedt, F.
Dymiati, A.
Mayer, Joachim
Rölver, R.
Först, M.
Berghoff, Birger
Spangenberg, B.
Kurz, Heinrich
[Contribution to a conference proceedings, Journal Article]
Effect of laser annealing on crystallinity of the Si layers in Si/SiO2 multiple quantum wells
In: Applied surface science, 2007 (4), 1083–1086, 2007
[DOI: 10.1016/j.apsusc.2007.07.150]
Arguirov, Tzanimir
Mchedlidze, Teimuraz
Akhmetov, V. D.
Kouteva-Arguirova, S.
Kittler, Martin
Rölver, Robert
Berghoff, Birger
Först, M.
Bätzner, D. L.
Spangenberg, B.
[Contribution to a conference proceedings, Journal Article]
Structural and optical properties Of Si/SiO2 multi-quantum wells
In: Physica / E, Low-dimensional systems & nanostructures, 38 (1/2), 152-155, 2007
[DOI: 10.1016/j.physe.2006.12.022]
Mchedlidze, Teimuraz
Arguirov, Tzanimir
Kittler, Martin
Rölver, Robert
Berghoff, Birger
Först, Michael
Spangenberg, Bernd
[Journal Article]
Residual stress in Si nanocrystals embedded in a SiO2 matrix
In: Applied physics letters, 89 (5), 053111, 2006
[DOI: 10.1063/1.2260825]
Arguirov, Tzanimir
Mchedlidze, Teimuraz
Kittler, Martin
Rölver, Robert
Berghoff, Birger
Först, Michael
Spangenberg, Bernd