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Title: Smart, passive sun facing surfaces

An article adapted for selectively utilizing solar radiation comprises an absorptive surface and a reflective surface, the absorptive surface and the reflective surface oriented to absorb solar radiation when the sun is in a relatively low position, and to reflect solar radiation when the sun is in a relatively high position. 17 figs.
Inventors:
Issue Date:
OSTI Identifier:
224976
Assignee:
Martin Marietta Energy Systems, Inc., Oak Ridge, TN (United States) PTO; SCA: 140901; 320106; PA: EDB-96:077666; SN: 96001577514
Patent Number(s):
US 5,511,537/A/
Application Number:
PAN: 8-241,983
Contract Number:
AC05-84OR21400
Resource Relation:
Other Information: PBD: 30 Apr 1996
Research Org:
Lockheed Martin Energy Syst Inc
Country of Publication:
United States
Language:
English
Subject:
14 SOLAR ENERGY; 32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION; PASSIVE SOLAR HEATING SYSTEMS; DESIGN; SOLAR ABSORBERS; SOLAR REFLECTORS; ABSORPTION; REFLECTION; DIFFUSE SOLAR RADIATION; OPERATION