INTERNATIONAL JOURNAL OF HIGH-ENERGY PHYSICS COURIER roHIBIBBMfflBEHJl APRIL 2000 Neutrons in the material work QUARK GLUON PLASMA NEUTRINO BEAMS DOUBLY MAGIC NICKEL Nuclear beams point back to Out of stored muons will come A new isotope with stable proton the Big Bang pl3 forth abundant neutrinos pl7 and neutron shells p27 CAB U 1 Vacuum Connectivity COMPONENTS FOR VACUUM SCIENCE AND PRECISION MOVEMENT UHV Feedthroughs UHV Fibre Optic Feedthroughs • Allows fibre-optic connection from inside the vacuum system to external instrumentation • Bakeableto 200°Cand constructed only from silica and aluminium • Available in two specifications forUVor IR use Coaxial BNC Cable Assemblies • Bakeableto 250°C • General purpose'user end'and a special coaxial fitting for push- on connection to standard BNC electrical feedthroughs • Made from KAP50 cable UHV Subminiature D & C Connector Feedthroughs • 9,15, 25 and now a new 50-way industry standard UHV D-Connector feedthrough • UHVSubminiature-C 9 pin Connector Feedthrough on DN16CF • High-vacuum or UHV internal screw-on connectors with a range of flange configurations Other products are available in the Vacuum Connectivity Brochure free from our Sales Office Gaburn-MDC Limited The Old Dairy, Glynde East Sussex BN8 6SJ United Kingdom Tel:+44 (0)1273 858585 Fax: +44 (0)1273 858561
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