Dr. rer. nat. Dipl.-Phys.

Nikolas Knake

now: VDI Technologiezentrum GmbH VDI-Platz 1 D-40468 Düsseldorf

before: Institut für Experimentalphysik II Ruhr-Universität Bochum

Education

01/2011	Ruhr-Universität Bochum Promotion: Dr. rer. nat. (Disputation: 18 January 2011)
since 01/2009	DFG Research Unit FOR 1123: Member of Project A1
11/2008 - 11/2009	RUB Research School: Vice-Doctoral representative of Natural Science and Engineering Section
05/2008 - 05/2009	DFG Research Training Group 1051: Vice-speaker of fellows
04/2008 - 05/2008	Nagoya University, Japan: Research student at Prof. Sasaki's group
since 10/2007	Ruhr-Universität Bochum: PhD-Student
08/2007	Universität Duisburg-Essen: Graduation: Dipl.-Phys. (Physik Diplom II)
09/2006 - 09/2007	Ruhr-Universität Bochum: Student assistant for Prof. Dr. Winter
06/2006 - 08/2006	Department of Materials Engineering, University of Tokyo, Japan. IAESTE-Internship at Prof. Suzuki's group
10/2002 - 08/2007	Universität Duisburg-Essen: Physik Diplom II studies
07/2001 - 05/2002	Evangelischen Sozialberatung Bottrop: Alternative Civilian Service Support of homeless and unsheltered citizens
09/1992 - 06/2001	Josef-Albers-Gymnasium Bottrop: Abitur

Publications

[16] "Influence of target surfaces on the atomic oxygen distribution in the effluent of a micro-scaled atmospheric pressure plasma jet" D. Schröder, H. Bahre, N. Knake, J. Winter, T. de los Arcos andV. Schulz-von der Gathen; Plasma Sources Sci. Technol. 21 (2012) 024007

[15] "Atomic Oxygen in a Cold Argon Plasma Jet: TALIF Spectroscopy in Ambient Air with Modelling and Measurements of Ambient Species Diffusion" S. Reuter, J. Winter, A. Schmidt-Bleker, D. Schroeder, H. Lange, N. Knake, V. Schulz-v.d.Gathen, K.-D. Weltmann; Plasma Sources Sci. Technol. 21 (2012) 024005

[14] "Spectroscopic characterization of an atmospheric pressure µ-jet plasma source" N. Bibinov, N. Knake, H. Bahre, P. Awakowicz and V. Schulz-von der Gathe; J. Phys. D: Appl. Phys. 44, (2011) 345204

[13] "Gas flow dependence of ground state atomic oxygen in plasma needle discharge at atmospheric pressure" Y. Sakiyama, N. Knake, D. Schröder, J. Winter, V. Schulz-von der Gathen, and D.B. Graves; Appl. Phys. Lett. 97 (2010) 151501

[12] "Phase resolved optical emission spectroscopy of coaxial microplasma jet operated with He and Ar" J. Benedikt, S. Hofmann, N. Knake, H. Böttner, R. Reuter, A. von Keudell and V. Schulz-von der Gathen; Eur. Phys. J. D 60 (2010) 539

[11] "Investigations of the spatio-temporal build-up of atomic oxygen inside the micro-scaled atmospheric pressure plasma jet" N. Knake and V. Schulz-von der Gathen; Eur. Phys. J. D 60 (2010) 645

[10] "Atomic oxygen formation in a radio-frequency driven micro atmospheric pressure plasma jet" J. Waskoenig, K. Niemi, N. Knake, L. M. Graham, S. Reuter, V. Schulz-von der Gathen and T. Gans; Plasma Sources Sci. Technol. 19, (2010) 045018

[9] "Investigations on the generation of atomic oxygen inside a capacitively coupled atmospheric pressure plasma jet" N. Knake, D. Schröder, J. Winter and V. Schulz-von der Gathen; J. Phys.: Conf. Ser. 227, (2010) 012020

[8] "Diagnostic based modelling on a micro-scale atmospheric pressure plasma jet" J. Waskoenig, K. Niemi, N. Knake, L. M. Graham, S. Reuter, V. Schulz- von der Gathen and T. Gans; Pure Appl. Chem. 82, (2010) pp. 1209-1222

[7] "Characterization of the effluent of a He/O2 microscale atmospheric pressure plasma jet by quantitative molecular beam mass spectrometry" D. Ellerweg, J. Benedikt and A. von Keudell, N. Knake and V. Schulz-von der Gathen; New Journal of Physics 12, (2010) 013021

[6] "Diagnostic based modelling of radio-frequency driven atmospheric pressure plasmas" K. Niemi, S. Reuter, L. M. Graham, J. Waskoenig, N.Knake, V. Schulz-von der Gathen and T. Gans; J. Phys. D: Appl. Phys. 43, (2010) 124006

[5] "Absolute atomic oxygen density profiles in the discharge core of a micro scale atmospheric pressure plasma jet" N. Knake, K. Niemi, St. Reuter, V. Schulz-von der Gathen, J. Winter; Appl. Phys. Lett. 93, (2008) 131503

[4] "Spatially resolved diagnostics on a micro atmospheric pressure plasma jet" V. Schulz-von der Gathen, L. Schaper, N. Knake, St. Reuter, K. Niemi, T. Gans, J. Winter; J. Phys. D: Appl. Phys. 41, (2008) 194004

[3] "Absolute atomic oxygen density distributions in the effluent of a micro scale atmospheric pressure plasma jet" N. Knake, St. Reuter, K. Niemi, V. Schulz-von der Gathen and J. Winter; J. Phys. D: Appl. Phys. 41, (2008) 194006

[2] "Optical Diagnostics of Micro Discharge Jets" V. Schulz-von der Gathen, V. Buck, T. Gans, N. Knake, K. Niemi, St. Reuter, L. Schaper, and J. Winter; Contr. Plasma Phys. 47, (2007) 510-519

[1] "Diagnostics on an atmospheric pressure plasma jet" K. Niemi, St. Reuter, L. Schaper, N. Knake, V. Schulz-von der Gathen, T. Gans; Institute of Physics - Journal of Physics Conference Series 71 (2007) 012012

Other contributions

[35] talk: "Build-up of Atomic Oxygen Densities in the Discharge Core of a Micro-Scaled Atmospheric Pressure Plasma Jet" N. Knake Seminar Group of Prof. LIU, Dalian Nationalities University, 10 September 2012, Dalian, China

[34] talk: "Creation of Reactive Oxygen Species in the Micro-Scaled Atmospheric Pressure Plasma Jet" N. Knake Seminar zur Dünnschichttechnologie, Universität Duisburg-Essen, 4 November 2010, Duisburg, Germany

[33] talk: "Challenges of optical diagnostics of micro plasmas at atmospheric pressure" Volker Schulz-von der Gathen, Nikolas Knake Master Class "Atmospheric Pressure Plasmas", 14-16 October 2010, Bad Honnef, Germany

[32] talk: "Built-up of reactive oxygen species concentrations in a Micro-scaled Atmospheric Pressure Plasma Jet" V. Schulz-von der Gathen*, H. Bahre, D. Schröder, N. Knake 63rd Gaseous Electronics Conference, 4-8 October 2010, Paris, France

[31] poster: "Gas flow dependence of ground state atomic oxygen in plasma needle discharge at atmospheric pressure" N. Knake, Y. Sakiyama*, D. Schroeder, D.B. Graves, V. Schulz-von der Gathen* 63rd Gaseous Electronics Conference, 4-8 October 2010, Paris, France

[30] poster: "Phase Resolved OES of Coaxial Microplasma Jet Operated in He or Ar" J. Benedikt*, S. Hofmann, N. Knake, H. Böttner, R. Reuter, A. von Keudell, V. Schulz-von der Gathen 63rd Gaseous Electronics Conference, 4-8 October 2010, Paris, France

[29] poster: "Spatial investigations of reactive oxygen species inside the micro-scaled atmospheric pressure plasma jet" N. Knake*, H. Bahre, J. Waskoenig, D. Schroeder, T. Gans, and V. Schulz-von der Gathen 20th Europhysics Conference on the Atomic and Molecular Physics of Ionized Gases, 13-17 July 2010, Novi Sad, Serbia

[28] talk: "Spatial distribution of reactive oxygen species created inside the Micro-Atmospheric Pressure Plasma Jet" N. Knake, H. Bahre, D. Schröder, N. Bibinov, P. Awakowicz and V. Schulz-von der Gathen* European Physical Society, 37th Conference on Plasma Physics, 21-25 June 2010, Dublin, Ireland

[27] poster: "Untersuchung atomarer Sauerstoff-Dichteverteilungen im freien Effluenten eines Mikro-Plasmajets vor einer Oberfläche" D. Schröder*, N. Knake and V. Schulz-von der Gathen DPG-Frühjahrstagung 2010, 8-12 March 2010, Hannover, Germany

[26] poster: "Characterisation of the effluent of a He/O2 atmospheric pressure microplasma jet by molecular beam mass spectrometry" D. Ellerweg*, N. Knake, V. Schulz-von der Gathen, J. Benedikt and A. von Keudell DPG-Frühjahrstagung 2010, 8-12 March 2010, Hannover, Germany

[25] talk: "Atomic oxygen formation in a radio-frequency driven micro atmospheric pressure plasma jet" J. Waskoenig*, K. Niemi, N. Knake, L.M. Graham, S. Reuter, V. Schulz-von der Gathen and T. Gans The 12th Workshop on the Exploration of Low Temperature Plasma Physics, 26-27 November 2009, Rolduc, Kerkrade, Netherlands

[24] poster: "Distribution of atomic oxygen generated by a capacitively coupled atmospheric pressure plasma jet interacting with a surface" D. Schröder*, N. Knake, V. Schulz-von der Gathen The 12th Workshop on the Exploration of Low Temperature Plasma Physics, 26-27 November 2009, Rolduc, Kerkrade, Netherlands

[23] talk: "Dissociation profiles of oxygen in a capacitively coupled atmospheric pressure discharge" N. Knake*, D. Schröder, V. Schulz-von der Gathen 62nd Gaseous Electronics Conference, 20-23 October 2009, Saratoga Springs, NY, USA

[22] talk: "Investigations on the generation of atomic oxygen inside a capacitively coupled atmospheric pressure plasma jet" N. Knake*, D. Schröder, V. Schulz-von der Gathen 14th International Symposium on Laser-Aided Plasma Diagnostics, 21-24 September 2009, Castelbrando, Treviso, ITALY

[21] poster: "Absolute atomic oxygen density measurements inside the core and effuent of a micro scaled atmospheric pressure plasma jet" N. Knake*, V. Schulz-von der Gathen, J. Winter 19th International Symposium on Plasma Chemistry, 26-31 July 2009, Ruhr-Universität Bochum, Germany

[20] poster: "Atomic oxygen distributions along the discharge channel and guided effluent of a micro scaled atmospheric pressure plasma jet" N. Knake*, V. Schulz-von der Gathen, J. Winter Frontiers in Low Temperature Plasma Diagnostics 8, April 19–23 2009, Blansko, Czech Republic

[19] talk: "Absolute atomare Sauerstoffdichten in Entladung und Effluent eines Mikro Atmosphärendruck Plasma Jets" N. Knake*, V. Schulz-von der Gathen, J. Winter DPG-Frühjahrstagung 2009, Greifswald, Germany

[18] poster: "Absolute Atomic Oxygen Density Measurements Inside the Core and Effluent of a Micro-Scaled Atmospheric Pressure Plasma Jet" N. Knake*, V. Schulz-von der Gathen*, J. Winter Fundamentals and Applications of Microplasmas, 1-6 March 2009, San Diego, California, USA

[17] poster: "Absolute atomic oxygen density measurements inside a micro scaled atmospheric pressure plasma jet" N. Knake*, K. Niemi, St. Reuter, V. Schulz-von der Gathen, J. Winter 11th Workshop on the Exploration of Low Temperature Plasma Physics, 13-14 November 2008, "Rolduc", Kerkrade, The Netherlands

[16] poster: "Absolute atomic oxygen density measurements inside a micro scaled atmospheric pressure plasma jet" N. Knake*, K. Niemi, St. Reuter, H. Böttner, V. Schulz-von der Gathen, J. Winter 2nd Section Day of the Ruhr-University Research School, 6 November 2008, Ruhr-Universität, Bochum, Germany

[15] poster: "Enhancement of Crystal Growth in μc-Si:H Thin Film Deposition by H Radical-Assisted Magnetron Sputtering and the Plasma Diagnostics" K. Sasaki*, K. Fukaya, A. Tabata, N. Knake AVS 55th International Symposium & Exhibition, 19-24 October 2008, Boston, USA

[14] talk: "Absolute atomic oxygen density measurements in core and effluent of a micro scaled atmospheric pressure plasma jet" V. Schulz-von der Gathen*, N. Knake, St. Reuter, K. Niemi 61st Annual Gaseous Electronics Conference, 61st Gaseous Electronics Conference, 13–17 October 2008, Dallas, Texas, USA

[13] talk: "Ar/H2混合ガスを用いたRFマグネトロンスパッタプラズマにおけるLIF法によるH原子密度測定" 深谷康太*，田畑彰守，佐々木浩一，Nikolas Knake Japan Society of Applied Physics Symposium, 2-5 September 2008, Japan

[12] poster: "Absolute atomic oxygen density measurements inside a micro scaled atmospheric pressure plasma jet" N. Knake*, V. Schulz-von der Gathen, J. Winter 19th Europhysics Conference on the Atomic and Molecular Physics of Ionized Gases, 15-19 July 2008, Granada, Spain

[11] talk: "Determination of absolute atomic oxygen concentrations in effluent and core of a micro plasma jet" V. Schulz-von der Gathen*, N. Knake, St. Reuter, K. Niemi, J. Winter INTERNATIONAL WORKSHOP ON MERGING STATE-OF-THE-ART PLASMA SCIENCE INTO NEW TECHNOLOGIES, 14-16 May 2008, Eindhoven, The Netherlands

[10] talk: "Absolute atomic oxygen density measurements inside a micro scaled atmospheric pressure plasma jet" N. Knake*, K. Niemi, St. Reuter, V. Schulz-von der Gathen, J. Winter Nagoya University, 8 May 2008, Nagoya, Japan

[9] talk: "Absolute atomic oxygen density measurements inside a micro scaled atmospheric pressure plasma jet" N. Knake*, K. Niemi, St. Reuter, V. Schulz-von der Gathen, J. Winter Keio University,7 May 2008, Yokohama, Japan

[8] talk: "Absolute atomic oxygen density measurements inside a micro scaled atmospheric pressure plasma jet" N. Knake*, K. Niemi, St. Reuter, V. Schulz-von der Gathen, J. Winter Center for Atomic and Molecular Technologies - Seminar, 1 May 2008, Osaka University, Japan

[7] talk: "Bestimmung absoluter atomarer Sauerstoffkonzentrationen in Effluent und Kern eines Mikro-Plasmajets" N. Knake*, K. Niemi, St. Reuter, V. Schulz-von der Gathen, J. Winter DPG-Frühjahrstagung 2008, Darmstadt, Germany

[6] poster: "Optical Diagnostics applied to a microscaled plasmajet operated at atmospheric pressure" L. Schaper, N. Knake, V. Schulz-von der Gathen and T. Gans 10th Euregional Workshop on the exploration of Low Temperature Plasma Physics 2007, "Rolduc" Kerkrade, The Netherlands

[5] talk (Invited plenary lecture): "Optical diagnostics of a micro atmospheric pressure plasma jet" V. Schulz-von der Gathen*, St. Reuter, K. Niemi, N. Knake, L. Schaper, J. Winter 4. International Workshop on Micro Plasmas (IWM), 28-30 October 2007, Tainan, Taiwan

[4] talk: "Discharge dynamics in a micro-plasma jet" T. Gans*, L. Schaper, N. Knake, K. Niemi, V. Schulz-von der Gathen, J. Winter 60th Gaseous Electronics Conference 2007, Arlington Virginia USA

[3] poster: "Zeitaufgelöste Emissionsspektroskopie an einem Mikroplasma-Jet in unterschiedlichen Edelgasen" L. Schaper, N. Knake, V. Schulz-von der Gathen und J. Winter DPG-Frühjahrstagung 2007, Düsseldorf, Germany

[2] poster: "Emissionseigenschaften von Mikroplasmen in unterschiedlichen Trägergasen" L. Schaper, N. Knake, J. Waskönig, V. Schulz-von der Gathen, J. Winter, S.-J. Park, J.G. Eden Plasmatechnologie 13, Bochum, Germany

[1] poster: "Diagnostics, modelling and simulation of a high frequency excited micro atmospheric pressure plasma jet" L. Schaper, N. Knake, T. Gans, T. Mussenbrock, V. Schulz-von der Gathen European Summer School "Low Temperature Plasma Physics" 2006, Bad Honnef, Germany

Stipendiary of the 'DFG Research Training Group 105'

Fellow of the 'Research School of the Ruhr-University Bochum'