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  • The two tubes of the Gran Sasso tunnel. The aeration system can be seen above the tunnel exits. original:meierhofer_intothetunnel.JPG;;width:720;;height:540
  • The entrance to the underground lab of the LNGS original:simkovic_gate.JPG;;width:720;;height:540
  • The smaller service tunnel inside the underground lab original:auwaerter_smalltunnel.JPG;;width:720;;height:478
  • These tubes provide some light in case of a power failure original:freund_safetylight.JPG;;width:540;;height:720
  • One of the entrances to the main lab original:auwaerter_tunnellock.JPG;;width:720;;height:478
  • The Gerda experiment original:majorovits_gerda.JPG;;width:478;;height:720
  • The Gerda cleanroom original:majorovits_cleanroom.JPG;;width:720;;height:478
  • The entrance ("manhole") to the watertank original:freund_manhole.JPG;;width:540;;height:720
  • View from within the volume under the cryostat ("pillbox") though the manhole original:auwaerter_pillbox.JPG;;width:720;;height:478
  • The hoisting platform needs to be moved trough the manhole original:knapp_platform.JPG;;width:540;;height:720
  • View from inside the watertank original:freund_platformmanhole.JPG;;width:540;;height:720
  • The platform is safe inside the tank... original:auwaerter_platformtank.JPG;;width:478;;height:720
  • ... and ready to go original:auwaerter_platformtankrdy.JPG;;width:720;;height:478
  • A makeshift lock is erected in front of the manhole original:auwaerter_tenkconst.JPG;;width:478;;height:720
  • The lock is ready original:auwaerter_tent.JPG;;width:720;;height:478
  • From now on: cleanroom dresses, overshoes and gloves in addition to the safety shoes and helmets original:freund_entertank.JPG;;width:540;;height:720
  • Preparing the first reflective foil original:freund_vmprep.JPG;;width:720;;height:540
  • The first length of foil is glued to the outer wall of the watertank original:knapp_firstvm.JPG;;width:540;;height:720
  • The tank becomes a giant mirror original:meierhofer_foilheight.JPG;;width:540;;height:720
  • original:dietrich_platform.JPG;;width:540;;height:720
  • A gray foil protects the reflective side, a brown foil the adhesive side. Bigger airbubbles can be prevented by the use of a sponge. original:meierhofer_straightfoil.JPG;;width:540;;height:720
  • POST CALEDONIA original:auwaerter_VMreflec1.JPG;;width:720;;height:478
  • original:ritter_platforminaction.jpg;;width:540;;height:720
  • The last 50cm of a lengTh of foil is glued to the wall original:auwaerter_VMfinish.JPG;;width:720;;height:478
  • The manhole is cut free of the reflective foil original:knapp_cutvm.JPG;;width:720;;height:540
  • The last foil on the outer wall will fit here nicely! original:knapp_lastvm.JPG;;width:540;;height:720
  • original:ritter_missinglink.jpg;;width:540;;height:720
  • original:knapp_lastvm2.JPG;;width:540;;height:720
  • original:knapp_lastvmrem.JPG;;width:540;;height:720
  • The outer wall is entirely covered original:knapp_lastvmrem2.JPG;;width:540;;height:720
  • Hello up there! original:knapp_hiupthere.JPG;;width:720;;height:540
  • The cabletrays for the photomultipliers are brought to their positions original:knapp_tray1.JPG;;width:720;;height:540
  • A cabletray and its support elbows are being installed original:knapp_tray2.JPG;;width:720;;height:540
  • original:ritter_platformrace.jpg;;width:540;;height:720
  • The first photomultiplier is attachted to the outer wall... original:knapp_firstpmt.JPG;;width:720;;height:540
  • ... and its cable lead through the clamps on the wall, the cabletrays and the lead-out flange on top of the watertank original:ritter_pmtcable.jpg;;width:720;;height:540
  • Two platforms in action original:ritter_cabletray.jpg;;width:540;;height:720
  • A view of the flanges on top of the experiment ("chimney") inside a small tent original:knapp_chimney1.JPG;;width:720;;height:540
  • The wall is filled with photomultipliers original:ritter_pmtonwall.jpg;;width:540;;height:720
  • original:knapp_wallpmt.JPG;;width:540;;height:720
  • The team of the first installation session (left to right): Markus Knapp, David Auwaerter, Rainer Schmidt, Dennis Dietrich, Florian Ritter, Kai Freund. Not on the picture: Stefan Christmann original:auwaerter_team1.JPG;;width:720;;height:478
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