2nd Announcement The 4th International Workshop From Andreev Reflection to the International Space Station Gothenburg, Sweden, October 23-25, 2000 Organizing Committee: Leonid Kuzmin, Gothenburg, Chairman Tord Claeson, Gothenburg Michael Tarasov, Moscow ­ Gothenburg Vladimir Gromov, Moscow ­ Gothenburg Ann-Marie Frykestig, Gothenburg Possible Participants: Alexander Andreev, Moscow, Nikolai Kardashev, Astro Space Center, Moscow Vladimir Gromov, Vladimir Kurt, Vladimir Kautz, Astro Space Center, Moscow Anatolii Trubnikov, Astro Space Center ­ RSC Energia, Moscow L. Gorshkov, A. Adov, S. Stojko, Rocket Space Corporation ­ Energia, Lennart Nordh, Per Magnussson, Swedish National Space Board Friske, Swedish Space Corporation Börje Brandt, RTN, Skellefteå, Sweden Kees van 't Klooster, Bernard Collaudin, ESA/ESTEC I. Novikov, DTAC, Copenhagen V. Altunin, JPL, Pasadena Paul Richards, Adrian Lee, Berkeley Roy Booth, Onsala Space Observatory Jonas Zmuidzinas, Caltech Erik Kollberg, Gothenburg Magnus Willander, Gothenburg Jukka Pekola, Jyväskylä, Arttu Lukanen, Metorex, Finland Mikko Kiviranta, VTT, Finland Finnish astronomers Oleg Snigirev, Moscow, Serge Gudoshnikov, IZMIRAN, Moscow Region Denis Chouvaev, Gothenburg, Dmitri Golubev, FIAN ­ Karlsruhe University, Konstantin Likharev, Vasily Semenov, Paul Bunyk, SUNY - Stony-Brook Joakim Anjeby, Saab Ericsson Space AB Claude Meny, France Lawrence W Grone, USA Ullom , Harvard Univ., USA The main topics: - Radioastronomical tasks of the project Submillimetron; possible advantages in comparison with previous projects - Antenna-Coupled Hot-Electron Microbolometers for ultrasensitive radiastronomical observations - SQUID Readout system for imagimg arrays of bolometers -Development of a Submillimeter Cryogenic Telescope for the International Space Station (Project Submillimetron) -Possible international cooperation in Project Submillimetron. Participation in other projects. Preliminary programme for the meeting: Monday, October 23. Presentations of the participants on activity of their groups related to announced topics. Workshop dinner. Tuesday, October 24. Round table discussion, focusing on optimal concepts of the bolometer, readout system, and the telescope. Possible cooperation in development of the Submillimeter Cryogenic Telescope for the International Space Station and other projects will be discussed. The first half a day. Common discussion The second half a day. Discussion in three working groups: 1. Astrophysics and Cosmology 2. Physics and Sensors 3. Space Science and Engineering Reports on INTAS project. Wednesday, October 25 Visit to Saab Ericsson Space. Culture program. The Resume of the Workshop and presentations of the participants will be prepared as Proceedings after the workshop. More information about the Project Submillimetron and the previous Workshops can be found on the Web http://fy.chalmers.se/~f4agro/Submillimetron/ - Submillimetron Project http://fy.chalmers.se/~kuzmin/Submillimetron.html - Submillimetron Project http://fy.chalmers.se/~f4agro/workshop.htm - 2nd Chalmers Workshop on Project Submillimetron http://fy.chalmers.se/~f4agro/MAR2000/ - 1st Björkliden School/Workshop The workshop is supported by STINT, Swedish Institute, and KVA