"From Andreev Reflection to the International Space Station"

Björkliden, Kiruna, Sweden, April 4-11, 2002

Thursday, April 4
Arrival
20.00-20.30 Dinner
20.30-22.00 Discussion bar "Gather together"

Friday, April 5
9.00 -12.00 Oral presentations
9.00 – 9.15 Opening
9:15 –9:55 Claude Meny, CESR , "ELISA, a small balloon-borne experiment for a large submm galactic survey"
9:55-10:05 Coffee break
10:05-10:45 Vladimir Gromov, ASC. "A sensitivity limit of the sky survey in the project Submillimetron"
10.45-11:25 Vladimir Kurt. ASC. " Emission of the Intergalactic Medium at Early Universe".
17.00 –20.00 Poster session I.

• Dragos-Victor Anghel, Oslo University. "Normal metal-Insulator Superconductor Tunnel Junctions Counting the Photons"
• Jani Kivioja, "Thermal effects in normal metal-insulator-superconductor structures"
• Pasi Kivinen. "Electron-phonon coupling and the cooling effect in heavily doped silicon"
• Andrey Vasenko, Chalmers. "Electron Cooling by Normal Metal - Superconductor Junctions with Arbitrary Transparency"
• Vyacheslav Zakosarenko,  "Low-Drift Broad-Band Directly Coupled DC SQUID Read-Out Electronics."
• M. Fominsky, Michael Tarasov. "Fabrication of Capacitively Coupled Bolometers with SIN tunnel junctions"
• Daniel Sandgren, M. Tarasov, L. Kuzmin. "Fabrication and optical characterization of the normal metal hot-electron microbolometer with Andreev mirrors"
• Alexey Kalabukhov, Chalmers. "Development of a DC SQUID femtoamperemeter for the normal metal hot-electron microbolometer readout "
• Vladimir Gromov, M. Tarasov, Chalmers-ASC. "Spectral filtering of background radiation for antenna-coupled bolometers".
• Marian Taslakov, Chalmers-SP,  "RF filters"

Saturday, April 6

9.00 -12.00 Oral presentations
9.00 –9:40 Leonid Kuzmin, Chalmers. "Development of hot-electron bolometer concepts"
9:40-10:20 Michael Tarasov, Chalmers. "Capacitively-coupled bolometers with SIN tunnel junctions. DC characterization"
10:20 -10:30 Coffee break
10:30-11:10 Jesper Mygind, DTU. "Noise and linewidth properties of submm Josephson Flux Flow Oscillators".
11.10-11:50 Valery Koshelets, IREE. "Superconducting submm integrated receiver with phase-locked local oscillator"
17.00 –18.30 SNS structures with Andreev mirrors. Noise properties. Leader - M. Tarasov,
Participants:
18.30 – 20.00  INTAS meeting,  Chairman: M. Tarasov
20.00-20.30 Dinner
20.30-22.00 Discussion bar

Sunday, April 7
9.00 -12.00 Building a Snow Igloo
13.00 -16.30 Prolongation of building
17.00 -20.00  Working groups discussions
1) Array of bolometers for balloon experiments. V. Gromov, C. Meny, M. Tarasov, L.Kuzmin
2) Other working groups discussions

Monday, April 8
9.00 -12.00 Oral presentations
9.00 –9:35 Lionel Duband , CEA - Grenoble. "Sorption coolers versus ADR"
9:35-10:10  Alexander Kosov, IKI,. " Evaluation of the antenna structure for nHEB-detector by means of 3D electromagnetic simulation"
10:10 -10:20 Coffee break
10:20-10:55 Alexey Ustinov, University of Erlangen. "Digital readout considerations for millikelvin temperatures"
10.55-11:30 Alexander Golubov. University of Twente. "Nonequilibrium effects in double barrier Josephson junctions: theory and experiment"

17.00 –18.30 Workshop on Project Submillimetron (Submillimeter Cryogenic Telescope for the International Space Station) . Chairman: V. Gromov
- Project Submillimetron. Development of a Submillimeter Cryogenic
  Telescope (SCT) for the International Space Station:
  Vladimir Gromov, Vladimir Kurt, Claude Meny;
- Development of Hot-Electron Microbolometers for SCT:
  Leonid Kuzmin, Michael Tarasov;
- Scientific Space Platform. Possible heterodyne and/or IR
  instruments in addition to SCT:
  Grigori Goltsman, Alexey Semenov, Valery Koshelets;
- Complementarity of the Submillimetron to other projects.
  Possible collaboration with other projects in technologies
  and science: Vladimir Gromov, Claude Meny.
- Possibilities of submillimeter balloon experiments with support
  of the Russian Aerostat commission: Vladimir Kurt
- Cryogenics of the SCT. IRAS-like design or active cooling?
  Lionel Duband.

18.30-20.00
20.00-20.30 Dinner
20.30-22.00 Discussion bar

Tuesday, April 9

9.00 -12.00 Oral presentations
9.00 –9:40 Grigory Goltsman, MSPU. "NbN Hot-Electron Single-Photon Detector: Overview of Experimental Results."
9:40-10:20  Alexey Semenov, DLR Institute of Space Sensor Technology, Berlin. "Hot-Electron Effect in Superconductors and its Applications for Radiation Sensors"
10:20 -10:30 Coffee break

10.30 -11.15  Rickard Lundin, Swedish Institute of Space Physics. "Kiruna - a Space Center in Northern Europe"

11.15-12.00 Discussion on 6th EU FP. Leaders: C. Meny, V. Gromov

17.00 –18.30 Round Table Discussion "Photon counters. How to decrease the frequency of photons?"

Possible participants: Gregory Goltsman, Alexey Semenov, Dragos Anghel, and Leonid Kuzmin.

Possible scenario: Gregory represents existing concept, others discuss possible development

• Alexey - low temperature counter with SQUID
•  Dragos - NHEB
•  Leonid - SHEB

•  absorption, quasiparticles, "quantum effeciency" (in the sense of number of quasiparticles)
•  hot spot - hot quasiparticles,
• voltage amplification - SIN current measurements - Quasiparticle amplifier

18.30-20.00
 
 

Wednesday, April 10

9.00 –10.30 Summary of the school, official closing, photo
11.00 –12.00 Record Photo of all participants on the Igloo, breaking a Guinness World Record

12.00 Travel (skiing) to Låktatjåkko and Lunch in highest lodge of Sweden at height 1228 m.o.s.

17.00-20.00  Final gathering materials of the School/Workshop for publication. Informal discussions

20 - 22 Unofficial closing, dinner
22.00    Firework near igloo, ice-bar in igloo

Thursday, April 11

Departure of participants.

17.00-20.00 European meetings: ESF meeting,  Discussion on European applications for 6th EU FP.