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| 1993 | Bulk and surface light scattering from transparent silica aerogel
Platzer, W.J.; Bergkvist, M. | Journal Article |
| 1992 | Development of aerogel windows
Wittwer, V. | Conference Paper |
| 1992 | Development of aerogel windows
Wittwer, V. | Conference Paper |
| 1992 | Effiziente und ökonomische Wasseraufbereitung mittels solar-thermischer Destillation
Gimpel, M.D.L.; Braun, P.O.; Indetzki, M.; Schmid, J. | Conference Paper |
| 1992 | High-temperature flat plate collector with glass capillary modules
Dengler, J.; Rommel, M.; Wittwer, V. | Conference Paper |
| 1992 | Transparent insulation materials and their application in active and passive systems
Wittwer, V. | Journal Article |
| 1991 | The bifacial absorber collector - a new highly efficient flat plate collector
Goetzberger, A.; Rommel, M.; Wittwer, V. | Conference Paper |
| 1991 | Flat plate collector with bifacially irradiated absorber
Dengler, J.; Goetzberger, A.; Rommel, M.; Wittwer, V. | Conference Paper |
| 1991 | Light switching using micro-encapsulated liquid crystal films
Wilson, H.R. | Conference Paper |
| 1991 | Transparent insulation material - demonstration projects and future prospects
Braun, P.O.; Stahl, W.; Vahldiek, J.; Voss, K.; Wagner, A.; Bollin, E.; Schmid, J. | Conference Paper |
| 1991 | Transparent insulation. An innovative European technology holds promise as one route to more efficient solar buildings and collectors
Wittwer, V.; Platzer, W.; Rommel, M. | Journal Article |
| 1991 | Transparently insulated solar pond
Rommel, M.; Wittwer, V. | Conference Paper |
| 1990 | Transparent insulation materials
Wittwer, V. | Conference Paper |
| 1989 | New concepts for daylighting and heating of buildings
Sick, F.; Schmid, J.; Wilke, W.-S. | Conference Paper |
| 1989 | Physics and applications of transparent insulation materials
Goetzberger, A. | Conference Paper |
| 1989 | Transparent insulation materials - new perspectives for solar energy applications
Wittwer, V. | Conference Paper |
| 1988 | Flat plate collector for process heat with honeycomb cover - an alternative to vacuum tube collectors
Rommel, M.; Wittwer, V. | Conference Paper |
| 1988 | Thermal energy collector and storage with radiatively heated walls
Goetzberger, A.; Rommel, M.; Wittwer, V. | Conference Paper |