Liquid crystal displays Archives – The Green Optimistic green tech news, since 2008 Thu, 11 Aug 2011 16:41:00 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 LCD Screens That Recover Their Own Backlight Energy to the Battery, Invented at UCLA https://www.greenoptimistic.com/lcd-backlight-polarizer-ucla-20110811/ https://www.greenoptimistic.com/lcd-backlight-polarizer-ucla-20110811/#respond Thu, 11 Aug 2011 16:41:00 +0000 https://www.greenoptimistic.com/?p=20124 A team of UCLA engineers led by Yang Yang, a professor of materials science at UCLA Engineering, have invented a new photovoltaic polarizer that, applied to the LCD screens of phones and other gadgets could allow them to charge from ambient light, sunlight or even their own backlight. Thus, the bigger the screen, the higher […]

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