★July 16—19 Polymer MembranesrnPrague, Czech RepublicrnRegistration Deadline:Apr 15 (Sun),2001rnFields:applied physics, chemistry, polymer physics, surface physicsrnContact:Milena SrpovarnE-mail:sympo@imc.cas.czrnPhone:+420-2-360317rnFax:+420-2-367981rnAddress:P.M.M. SECRETARIAT c/o Institute of Macromolecular Chemistry, Academy of Scineces of the Czech Republic, Heyrovskéohná, 2 162 06 Praha 6, Czech Republicrn★July 22—26 Annual Meeting of AAPMrnSalt Lake City, UTrnContact:American Association of Physicists in Medicine, One Physics Ellipse, College Park, MD 20740rnE-meil:aapm@aapm.acp.orgrn★July 29—Aug 3 19th International Conference on Atomic Collisions in SolidsrnParis, FrancernRegistration Deadline: Apr 15(Sun), 2001rnFields:condensed matter, material physics, medical physics, plasma physics, solid state physics, surface physics.rnContact: V.A.EsaulovrnE-mail:icacs19@veofl.lcam.u-psud.frrnPhone:33-1 69 15 76 80rnFax:33-1 69 15 76 71rnAddress:Laboratoire des Collisions Atomiques et Moleculaires, bat 351, University Paris Sud, Orsay 91405, FrancernWeb:http://veofl.lcam.u-psud.fr/idc/icacs19.htmlrnAugustrn ★Aug 12—17 Phonons 2001, The Tenth International Conference on Phonon Scattering in Condensed MatterrnDartmouth College, Hanover, New Hampshire, USArnRegistration Deadline: Jun 01 (Fri), 2001rnField:acoustics, applied physics, condensed matter, low temperature physics, material physics, mesoscopic physics, nanotechnology, solid state physicsrnContact: Martin WybournernE-mail:phonons@mac.dartmouth.edurnFax:(603)646-1446rnAddress:Phonons 2001 Department of Physics and Astronomy 6127 Wilder Laboratory Dartmouth College Hanover, NH 03755 USArn★Aug 27—31 19th International Conference on Amorphous and Microcrystalline SemiconductorsrnNice,FrancernRegistration Deadline: Jan 04(Thu),2001rnFields:semiconductors, solid state physicsrnContact: Bernard EQUERrnE-mail:bernard.equer@polytechnique.frrnPhone:33 1 6933 4684rnFax:33 1 6933 3004rnAddress:Lab.de Physique des Interfaces et des Couches Minces (LPICM) Ecole Polytechnique F-91128 Palaiseau Cedex FrancernSeptemberrn ★Sept 15—17 Photomask Technology and ManagementrnMonterey, CArnContact: International Societry for Optical Engineering, PO Box 10, Bellingham, WA 98227rnE-mail:spie@spie.orgrn★Sept 23—29 The Sixth International WEIN Symposium: WEIN 2000rnHeidelberg, GermanyrnRegistration Deadline: Jan 01 (Mon), 2001rnFields:astrophysics, cosmology, high-energy physics, nuclear physics, particles and fields, theoretical physicsrnContact: Prof.Dr.H.V.Klapdor-Kleingrothaus,E-mail:klapdor@mickey.mpi-hd.mpg.dernPhone:49-6221-516262rnFax:49-6221-516540rnAddress:MPI f.Kernphysik P.O.Box 103980 D-69029 Heidelberg GermannyrnOctoberrn ★Oct 14—19 OSA Annual MeetingrnLong Beach, CArnContact:Optical Society of America, 2010 Massachusetts Ave NW, Washington, DC 20036rnE-mil:confserv@osa.orgrn★Oct 29—Nov 2 Meeting of APS Division of Plasma PhysicsrnLong Beach, CArnContact: American Physical Society, One Physics Ellipse, College Park, MD 20740-3844rnE-mail:meetings@aps.orgrnDecemberrn ★Dec 3—8 Conference on Computational Physics 2000rnBrisbane, AustraliarnRegistration Deadline:Oct 01(Sun),2000rnFields:computational physicsrnContact:Peter D.DrummondrnE-mail:drummond@physics.uq.edu.aurnPhone:+61-7-33653404rnFax:+61-7-33651242rnAddress:Department of Physics, the University of Queensland Brisbane Q1d 4072 Australiarn★Dec 14—16 International Conference on Communications, Computers & DevicesrnKharagpur, IndiarnRegistration Deadline: Sep 14(Thu), 2000rnFields:applied physics, electronics, nanotechnology, optics and optoelectronics, semiconductors, solid-state physics, surface physics,rnContact:Chinmay K.MaitirnE-mail:ckm@ece.iitkgp.ernet.inrnPhone:91 3222 55221 to 55224 & 77390 to 77393rnFax:+91 3222 55303rnAddress:Electronics & Electrical Communication Engineering Department I.I.T., Kharagpur 721302, India