简介:曲面屏幕,纸薄机身,透明悬浮式底座,这些关键词组合在一起的电视机,放佛是科幻电影中的产物,然而对电视行业关注的人应该都有所了解,在LG今年推出的世界首台曲面OLED电视身上,这些幻想全都成为了现实.在今年年初举办的国际论坛上,LG在超过3000项参评产品中脱颖而出,斩获23项IF产品设计大奖.其中,极具创新性的曲面OLED电视获得了令人垂涎的红点至尊奖(reddotdesignawardbestofthebest2013),一举拿到最高荣誉.红点奖表彰的不仅仅是这台电视采用了如何令人惊叹的技术,更在于LG曲面OLED电视背后带来的影像发展的无限可能,以及LG电子对OLED技术极限的持续追求.
简介:TheeffectoftitaniumadditiononthemicrostructureandmechanicalpropertiesofbrassCu40Znhasbeenstudiedviathepowdermetallurgy(P/M)route.Thewater-atomizedCu40Zn—1.0wt%Tialloypowderwasconsolidatedatdifferenttemperaturesintherangeof400—600℃usingsparkplasmasintering(SPS)andhotextrusionsubsequently.Resultsshowthatthesuper-saturatedsolidsolutiontitaniumelementinrapidlycooledbrassCu40Znpowdercreatedhighchemicalpotentialforaprecipitatereaction,showingsignificantgrainrefinementeffectsontheconsolidatedCu40Znmatrix.Consequently,excellentmechanicalpropertieswereobtainedbyprecipitationhardeningandworkhardeningaftersinteringandextrusion,withyieldstrengthof390MPa,ultimatetensilestrengthof617MPa,andVickersmicro-hardnessof192HV,whichare28.7%,23.4%,and23.9%highervaluesthanthoseofextrudedCu40Znbrass,respectively.