Christophe Risacher

Publications (27)
Projects (0)

Showing 27 publications

2021

Heterodyne Receiver for Origins

M.C. Wiedner, Susanne Aalto, E. Amatucci et al

Journal of Astronomical Telescopes, Instruments, and Systems. Vol. 7 (1)

Journal article

2020

Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution

Jae-Young Kim, T.P. Krichbaum, Avery E. Broderick et al

Astronomy and Astrophysics. Vol. 640

Journal article

2020

Technology roadmap for the heterodyne receiver for origins (HERO)

M.C. Wiedner, A. M. Baryshev, Victor Belitsky et al

Proceedings of the 31st Symposium on Space Terahertz Technology, ISSTT 2020, p. 23-

Paper in proceeding

2019

The origins space telescope and the heterodyne receiver for origins (HERO)

M.C. Wiedner, A. M. Baryshev, Victor Belitsky et al

ISSTT 2019 - 30th International Symposium on Space Terahertz Technology, Proceedings Book, p. 204-207

Paper in proceeding

2018

Heterodyn receiver for the Origins Space Telescope concept 2

M.C. Wiedner, Susanne Aalto, E. Amatucci et al

Proceedings of SPIE - The International Society for Optical Engineering. Vol. 10698

Paper in proceeding

2018

A Proposed Heterodyne Receiver for the Origins Space Telescope

M.C. Wiedner, Imran Mehdi, A. M. Baryshev et al

IEEE Transactions on Terahertz Science and Technology. Vol. 8 (6), p. 558-571

Journal article

2009

Terahertz Instrumentation For Radio Astronomy

Victor Belitsky, Bhushan Billade, Vincent Desmaris et al

International Symposium on Terahertz Science and Technology between Japan and Sweden, p. 28-29

Other conference contribution

2009

A 1.3-THz Balanced Waveguide HEB Mixer for the APEX Telescope

Denis Meledin, Alexey Pavolotskiy, Vincent Desmaris et al

IEEE Transactions on Microwave Theory and Techniques. Vol. 57 (1), p. 89-98

Journal article

2008

A Swedish heterodyne facility instrument for the APEX telescope

Vessen Vassilev, Denis Meledin, Igor Lapkin et al

Astronomy and Astrophysics. Vol. 490 (3), p. 1157-1163

Journal article

2006

A sideband separation SIS mixer for 275-370 GHz for the APEX telescope

Christophe Risacher, Raquel Monje, Vessen Vassilev et al

Proceedings of SPIE - The International Society for Optical Engineering. Vol. 6275, p. 62751T-

Paper in proceeding

2006

APEX - The Atacama Pathfinder Experiment

R. Güsten, Roy Booth, C. Cesarsky et al

Proceedings of SPIE - The International Society for Optical Engineering. Vol. 6267 I

Paper in proceeding

2006

A 0.8 mm heterodyne facility receiver for the APEX telescope

Christophe Risacher, Vessen Vassilev, Raquel Monje et al

Astronomy & Astrophysics. Vol. 454, p. L17-L20

Journal article

2005

A 275-370 GHz Receiver SIS Mixer With Novel Probe Structure

Christophe Risacher, Victor Belitsky, Vessen Vassilev et al

International J. of Infrared and Millimeter Waves. Vol. 68, p. 867-879

Journal article

2005

Instruction Manual and User's Guide of APEX 2a 345GHz SIS Receiver

Christophe Risacher

Report

2005

Low Noise SIS Mixers and Cryogenic Amplifiers for Sub-Millimeter Astronomy

Christophe Risacher

Doctoral thesis

2005

Micromachining Approach in Fabricating of THz Waveguide Components

Alexey Pavolotskiy, Denis Meledin, Christophe Risacher et al

Microelectronics Journal. Vol. 36, p. 683-686

Journal article

2004

Low Noise and Low Power Consumption Cryogenic Amplifiers for Onsala and APEX Telescopes

Christophe Risacher, Erik Sundin, Victor Perez Robles et al

in Proceedings of Gaas 2004, 11-12 October 2004, Amsterdam, The Netherlands, Horizon House Publications Ltd, p. 375-378

Paper in proceeding

2004

A Sideband Separating Mixer for 85-115 GHz

Vessen Vassilev, Victor Belitsky, Christophe Risacher et al

IEEE Microwave and Wireless Components Letters. Vol. 14 (6), p. 256-258

Journal article

2004

High Performance of Resistive Thin-film Termination for Microstrip Lines

Raquel Monje, Vessen Vassilev, Victor Belitsky et al

Conference Digest 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics, Sept. 27 - Oct. 1, 2004, Karlsruhe, Germany, eds. M. Thumm, W. Wiesbeck, p. 699-700

Journal article

2004

Performance of a Sideband Separating SIS Mixer for 85-115 GHz

Vessen Vassilev, Victor Belitsky, Christophe Risacher et al

Proceedings of SPIE in Millimeter and Submillimeter Detectors for Astronomy II, 23-25 June, Glasgow, Scotland. Vol. 5498, p. 587-595

Paper in proceeding

2004

Micromachining Approach in Fabricating of THz Waveguide Components

Alexey Pavolotskiy, Denis Meledin, Christophe Risacher et al

Proceedings of European Micro and Nano Systems 2004 (EMN04), 20-21 October, Noisy Le Grand, Paris, France, p. 57-59

Other conference contribution

2004

Design of a Balanced Waveguide HEB Mixer for APEX 1.32 THz Receiver

Miroslav Pantaleev, Denis Meledin, Alexey Pavolotskiy et al

Proceedings of the Fifteenth International Symposium on Space Terahertz Technology, April 27-29, Northampton, Masachusetts, USA, p. http://www.stt2004.org -

Paper in proceeding

2004

Waveguide Components Development for APEX 1.32 THz Receiver

Denis Meledin, Alexey Pavolotskiy, Miroslav Pantaleev et al

in "Proceedings of 5th Workshop on MEMS for Millimeterwave Communication MEMSWAVE", 30 June-2 July, Uppsala, Sweden, p. I1-I4

Other conference contribution

2004

Design and Characterization of a Sideband Separating SIS Mixer for 85-115 GHz

Vessen Vassilev, Victor Belitsky, Christophe Risacher et al

Proceedings of "Fifteenth International Symposium on Space Terahertz Technology", April 27-29, Northampton, Massachusetts, USA, p. http://www.stt2004.org-

Paper in proceeding

2004

A 275-370 GHz SIS Mixer for the APEX Telescope

Christophe Risacher, Victor Belitsky, Vessen Vassilev et al

in Proceedings of SPIE in Millimeter and Submillimeter Detectors for Astronomy II, 23-25 June 2004, Glasgow, Scotland, United Kingdom, eds. J. Zmuidzinas, W. Holland, S. Withington, SPIE. Vol. 5498, p. 140-148

Paper in proceeding

2003

Low noise cryogenic amplifiers and SIS mixers for radio astronomy receivers

Christophe Risacher

Licentiate thesis

2003

Superconducting microstrip line models at millimeter and sub-millimeter waves and their comparison

Victor Belitsky, Christophe Risacher, Miroslav Pantaleev et al

Proceedings of the 14th International Symposium on Space and Terahertz technology, p. 456-475

Paper in proceeding

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