Gamma-rays are the most energetic form of light, with wavelengths far shorter than ordinary optical light (the light your eye can see), or even ultraviolet or X-ray light.
"It's very desirable for cultural heritage conservation because with a lot of other techniques like X-ray or ultraviolet, there is some molecular breakdown in the materials, " Dr Jackson told the meeting.
When the sun is in this state, it also sends less energy out in the soft X-ray and extreme ultraviolet parts of its spectrum.
Sony Pictures Home Entertainment has unleashed the first computer-generated Starship Troopers adventure, Invasion, on Blu-ray and DVD with UltraViolet.
Increasing the value of ownership for movie lovers, Sony Pictures Home Entertainment, Universal Studios Home Entertainment and Warner Home Video launched their first Blu-ray Disc titles with UltraViolet in 2011.
In addition to purchasing a digital version via NOOK Video, customers can shop for DVDs and Blu-ray Discs with the UltraViolet logo, add them to their digital collection, and instantly watch compatible titles from the NOOK Cloud.
ENGADGET: Barnes & Noble brings Nook Video to the UK, first to offer UltraViolet in the old country
The Best Buy-owned CinemaNow is flashing a Disc to Digital beta page that offers downloads of a player for Windows or Mac PCs that not only allows access to one's UltraViolet library both online or offline, but also insert any DVD (no word on Blu-ray support yet) and convert it to an SD or HD UltraViolet copy.
Warner Home Video kicked off the UltraViolet market in October in the United States with the release of the first Blu-ray Discs (BDs) enabled with the technology.
FORBES: With Home Entertainment Sales Spiraling Downward, Movie Studios Turn to UltraViolet
Panasonic televisions and Blu-ray players will soon come with an app that lets users access their Ultraviolet lockers.
FORBES: Rise in Digital Film Sales Doesn't Help Home Video Market
The launch of NOOK Video makes it the first digital retailer of UltraViolet titles in the UK, making it easier than ever for UK customers to integrate compatible physical DVD and Blu-ray Disc purchases and digital video collections across their devices.
ENGADGET: Barnes & Noble brings Nook Video to the UK, first to offer UltraViolet in the old country
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