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Matching Records: 96
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Selenium Interlayer for High-Efficiency Multijunction Solar Cell
Document ID: 20160011055
NTRS Full-Text: Click to View  [PDF Size: 669 KB]
Author: Landis, Geoffrey A. (Inventor)
Abstract: A multi-junction solar cell is provided and includes multiple semiconducting layers and an interface hide
Publication Year: 2016
Document Type: Patent
Report/Patent Number: US-Patent-9,418,844, US-Patent-Appl-SN-14/814,898
Date Acquired: Sep 07, 2016
Selenium Interlayer for High-Efficiency Multijunction Solar Cell
Document ID: 20150016936
NTRS Full-Text: Click to View  [PDF Size: 605 KB]
Author: Landis, Geoffrey A (Inventor)
Abstract: A multi junction solar cell is provided and includes multiple semiconducting layers and an interface hide
Publication Year: 2015
Document Type: Patent
Report/Patent Number: US-Patent-9,117,948, US-Patent-Appl-SN-13/364,691
Date Acquired: Sep 03, 2015
Reverse bias protected solar array with integrated bypass battery
Document ID: 20120012498
NTRS Full-Text: Click to View  [PDF Size: 740 KB]
Author: Landis, Geoffrey A (Inventor)
Abstract: A method for protecting the photovoltaic cells in a photovoltaic (PV) array from reverse bias damage hide
Publication Year: 2012
Document Type: Patent
Report/Patent Number: US-Patent-8,212,138, US-Patent-Appl-SN-11/696,441
Date Acquired: Aug 08, 2012
A rotating arm using shape-memory alloy
Document ID: 19950020856
NTRS Full-Text: Click to View  [PDF Size: 1.5 MB]
Author: Jenkins, Phillip P.; Landis, Geoffrey A.
Abstract: NASA's Mars Pathfinder mission, to be launched in 1996, reflects a new philosophy of exploiting new hide
Publication Year: 1995
Document Type: Conference Paper
Date Acquired: Dec 28, 1995
Review of solar cell temperature coefficients for space
Document ID: 19950014125
NTRS Full-Text: Click to View  [PDF Size: 691 KB]
Author: Landis, Geoffrey A.
Abstract: Energy conversion efficiency is an important parameter for solar cells, and well reported in the hide
Publication Year: 1994
Document Type: Conference Paper
Date Acquired: Dec 28, 1995
The Fermi paradox: An approach based on percolation theory
Document ID: 19940022867
NTRS Full-Text: Click to View  [PDF Size: 418 KB]
Author: Landis, Geoffrey A.
Abstract: If even a very small fraction of the hundred billion stars in the galaxy are home to technological hide
Publication Year: 1993
Document Type: Conference Paper
Date Acquired: Dec 28, 1995
Workshop summary: Receivers for laser power beaming
Document ID: 19940006947
NTRS Full-Text: Click to View  [PDF Size: 268 KB]
Author: Landis, Geoffrey A.
Abstract: At the Space Photovoltaics Research and Technology (SPRAT) conference at NASA Lewis Research Center, hide
Publication Year: 1993
Document Type: Conference Paper
Date Acquired: Dec 28, 1995
Effect of inert propellant injection on Mars ascent vehicle performance
Document ID: 19930002964
NTRS Full-Text: Click to View  [PDF Size: 1.0 MB]
Author: Colvin, James E.; Landis, Geoffrey A.
Abstract: A Mars ascent vehicle is limited in performance by the propellant which can be brought from Earth. hide
Publication Year: 1992
Document Type: Conference Paper
Report/Patent Number: NASA-CR-189238, E-7312, NAS 1.26:189238, AIAA PAPER 92-3447
Date Acquired: Dec 28, 1995
Laser beamed power: Satellite demonstration applications
Document ID: 19930015943
NTRS Full-Text: Click to View  [PDF Size: 1.3 MB]
Author: Landis, Geoffrey A.; Westerlund, Larry H.
Abstract: It is possible to use a ground-based laser to beam light to the solar arrays of orbiting satellites, hide
Publication Year: 1992
Document Type: Conference Paper
Report/Patent Number: NASA-CR-190793, E-7629, NAS 1.26:190793, IAF-92-0600
Date Acquired: Dec 28, 1995
Photovoltaic receivers for laser beamed power in space
Document ID: 19920006800
NTRS Full-Text: Click to View  [PDF Size: 8.5 MB]
Author: Landis, Geoffrey A.
Abstract: There has recently been a resurgence of interest in the use of beamed power to support space hide
Publication Year: 1991
Document Type: Technical Report
Report/Patent Number: NASA-CR-189075, E-6699, NAS 1.26:189075
Date Acquired: Nov 07, 1995
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