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Gary B. Hughes

Researcher at University of California, Santa Barbara

Publications -  87
Citations -  743

Gary B. Hughes is an academic researcher from University of California, Santa Barbara. The author has contributed to research in topics: Laser & Spacecraft. The author has an hindex of 15, co-authored 85 publications receiving 685 citations. Previous affiliations of Gary B. Hughes include California Polytechnic State University & Raytheon.

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Journal ArticleDOI

Calculating ellipse overlap areas

TL;DR: In this article, the Gauss-Green formula is used to determine a segment area between two points on an ellipse, and the overlap between two ellipses is calculated by combining the areas of appropriate segments and polygons.
Journal ArticleDOI

Toward directed energy planetary defense

TL;DR: In this paper, the authors proposed an orbital planetary defense system capable of heating the surface of potentially hazardous objects to the vaporization point as a feasible approach to impact risk mitigation, called DE-STAR, for Directed Energy System for Targeting of Asteroids and exploitation.
Proceedings ArticleDOI

Relativistic Propulsion Using Directed Energy

TL;DR: In this article, the authors proposed a directed energy orbital planetary defense system capable of heating the surface of potentially hazardous objects to the evaporation point as a futuristic but feasible approach to impact risk mitigation.
Proceedings ArticleDOI

DE-STAR: Phased-Array Laser Technology for Planetary Defense and Other Scientific Purposes

TL;DR: A stand-off, Earth-orbiting system capable of vaporizing the surface of asteroids as a futuristic but feasible approach to impact risk mitigation, called DE-STAR, which is a modular phased array of laser amplifiers, powered by solar photovoltaic panels.