Mathias Fredrixon

Senior forskningsingenjör vid Onsala rymdobservatorium

Kontaktuppgifter ORCID

Publikationer (31)
Projekt (0)

Visar 31 publikationer

2023

Vacuum-Seal Waveguide Feedthrough for Extended W-Band 67-116 GHz

Igor Lapkin, Cristian Daniel López, Mathias Fredrixon et al

IEEE JOURNAL OF MICROWAVES. Vol. 3 (3), p. 1014-1018

Artikel i vetenskaplig tidskrift

2022

SEPIA345: A 345 GHz dual polarization heterodyne receiver channel for SEPIA at the APEX telescope

Denis Meledin, Igor Lapkin, Mathias Fredrixon et al

Astronomy and Astrophysics. Vol. 668

Artikel i vetenskaplig tidskrift

2020

Wideband 67-116 GHz receiver development for ALMA Band 2

P. Yagoubov, T. Mroczkowski, Victor Belitsky et al

Astronomy and Astrophysics. Vol. 634

Artikel i vetenskaplig tidskrift

2019

New optics for SEPIA- Heterodyne facility instrument for the APEX telescope

Igor Lapkin, Sven-Erik Ferm, Mathias Fredrixon et al

ISSTT 2019 - 30th International Symposium on Space Terahertz Technology, Proceedings Book, p. 150-154

Paper i proceeding

2019

A 1mM SIS receiver utilizing different intermediate frequency (IF) configurations

Denis Meledin, Vincent Desmaris, Erik Sundin et al

ISSTT 2019 - 30th International Symposium on Space Terahertz Technology, Proceedings Book, p. 164-167

Paper i proceeding

2018

ALMA Band 5 receiver cartridge: Design, performance, and commissioning

Victor Belitsky, Maria Bylund, Vincent Desmaris et al

Astronomy and Astrophysics. Vol. 611

Artikel i vetenskaplig tidskrift

2018

SEPIA - A new single pixel receiver at the APEX telescope

Victor Belitsky, Igor Lapkin, Mathias Fredrixon et al

Astronomy and Astrophysics. Vol. 612

Artikel i vetenskaplig tidskrift

2016

Broken-step Phenomenon in SIS Mixers

Andrey Ermakov, Victor Belitsky, Parisa Yadranjee Aghdam et al

27th International Symposium on Space Terahertz Technology, ISSTT 2016, Nanjing, China

Paper i proceeding

2015

A new 3 mm band receiver for the Onsala 20 m antenna

Victor Belitsky, Igor Lapkin, Mathias Fredrixon et al

Astronomy and Astrophysics. Vol. 580

Artikel i vetenskaplig tidskrift

2014

Dual Band MM-Wave Receiver for Onsala 20 m Antenna

Igor Lapkin, Mathias Fredrixon, Erik Sundin et al

Proceedings of the TWENTY-FIFTH INTERNATIONAL SYMPOSIUM ON SPACE TERAHERTZ TECHNOLOGY, April 27-30, 2014, Moscow, Russia, p. 132-

Paper i proceeding

2012

Performance of the First ALMA Band 5 Production Cartridge

Bhushan Billade, Olle Nyström, Denis Meledin et al

IEEE Transactions on Terahertz Science and Technology. Vol. 2 (2), p. 208-214

Artikel i vetenskaplig tidskrift

2011

Performance of the ﬁrst ALMA Band 5 production cartridge

Bhushan Billade, Olle Nyström, Denis Meledin et al

Proceedings of the 22nd International Symposium on Space Terahertz Technology, April 26-28th, 2011 - Tucson, Arizona, USA, p. 56-56

Paper i proceeding

2010

ALMA band 5 cartridge performance

Bhushan Billade, Igor Lapkin, Olle Nyström et al

21st International Symposium on Space Terahertz Technology 2010, ISSTT 2010; Oxford; United Kingdom; 23 March 2010 through 25 March 2010, p. 112-

Paper i proceeding

2010

Design and performance of ALMA band 5 receiver cartridge

Victor Belitsky, Bhushan Billade, Vincent Desmaris et al

35th International Conference on Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010, p. 1-2

Paper i proceeding

2010

Design and Performance of ALMA Band 5 Receiver Components

Bhushan Billade, Igor Lapkin, Olle Nyström et al

Osservatorio Astronomico di Roma

Poster (konferens)

2010

Advanced Technologies for Radio Astronomy Instrumentation

Victor Belitsky, Bhushan Billade, Vincent Desmaris et al

Osservatorio Astronomico di Roma

Poster (konferens)

2010

Integrated Setup for THz Receiver Characterization

Olle Nyström, Hawal Marouf Rashid, Bhushan Billade et al

21st International Symposium on Space Terahertz Technology 2010, ISSTT 2010; Oxford; United Kingdom; 23 March 2010 through 25 March 2010, p. P6-4

Paper i proceeding

2009

Prototype ALMA Band 5 Cartridge:Design and Performance

Victor Belitsky, Igor Lapkin, Bhushan Billade et al

Proceedings of the 20TH INTERNATIONAL SYMPOSIUM ON SPACE TERAHERTZ TECHNOLOGY, Charlottesville, VA, USA, April 20-22, 2009, s. 2-5

Paper i proceeding

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

Övrigt konferensbidrag

2009

Optics Design and Verificatgion for the APEX Swedish Heterodyne Facility Instrument (SHeFI)

Olle Nyström, Igor Lapkin, Vincent Desmaris et al

Journal of Infrared, Millimeter, and Terahertz Waves. Vol. 30 (7), p. 746-761

Artikel i vetenskaplig tidskrift

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

Artikel i vetenskaplig tidskrift

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

Artikel i vetenskaplig tidskrift

2008

Optics Design and Verification for the APEX Swedish Heterodyne Facility Instrument (SHeFI)

Igor Lapkin, Olle Nyström, Vincent Desmaris et al

In Proceedings of The 19th International Symposium on Space Terahertz Technology, Groningen, 28-30 April, 2008, ed. W. Wild, Space Research Organization of the Netherlands (SRON). Vol. Part I, p. 351-357

Paper i proceeding

2008

APEX Band T2: A 1.25 – 1.39 THz Waveguide Balanced HEB Receiver

Denis Meledin, Vincent Desmaris, Sven-Erik Ferm et al

Proceedings of The 19th International Symposium on Space Terahertz Technology, Groningen, 28-30 April, 2008, ed. W. Wild, Space Research Organization of the Netherlands (SRON). Vol. part I, p. 162-166

Paper i proceeding

2007

Facility Heterodyne Receiver for the Atacama Pathfinder Experiment Telescope

Victor Belitsky, Igor Lapkin, Vessen Vassilev et al

Proceedings of Joint 32nd International Conference on Infrared Millimeter Waves and 15th International conference on Terahertz Electronics, Sept 3-7, 2007, City Hall, Cardiff, Wales, UK, p. 326-328

Paper i proceeding

2007

Molecular oxygen in the p Ophiuchi cloud

B. Larsson, René Liseau, L. Pagani et al

Astronomy & Astrophysics. Vol. 466, p. 999-1003

Artikel i vetenskaplig tidskrift

2006

A 279-381 GHz SIS Receiver for the APEX Telescope

C. Risacher, Victor Belitsky, Igor Lapkin et al

Proceedings of the 16th International Symposium on Space Terahertz Technology, Chalmers University of Technology, Gothenburg, Sweden, May 2-4, 2005, p. 432-437

Övrigt konferensbidrag

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

Artikel i vetenskaplig tidskrift

2004

A Gaussian Beam Measurement Range for mm and Sub-mm Receivers

Miroslav Pantaleev, Victor Belitsky, Karsten Ermisch et al

in Proceedings of Fifteenth International Symposium on Space Terahertz Technology Massachusetts, USA, p. www.stt.2004.org/-

Övrigt konferensbidrag

2004

Measurement Results of Gaussian Beam Verification for HIFI Instrument of Herschel Space Observatory

Miroslav Pantaleev, Karsten Ermisch, Mathias Fredrixon et al

in Proceedings of SPIE in Modeling and Systems Engineering for Astronomy. Vol. 5497, p. 586-595

Paper i proceeding

2003

The Odin satellite - I. Radiometer design and test

U. Frisk, MAGNE HAGSTRÖM, J. Ala-Laurinaho et al

Astronomy and Astrophysics. Vol. 402 (3), p. L27-L34

Artikel i vetenskaplig tidskrift

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