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时间:2018-08-23
《2017考研备考英语阅读题源经济学人文章:未来之波》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、凯程考研,为学员服务,为学生引路!2017考研备考英语阅读题源经济学人文章:未来之波 每年考研备考英语阅读篇章很多都取材于经济学人,因此2017年考研备考复习之初,一定要从基础打好,稳扎稳打。下面分享《经济学人》文章,希望大家能够多看、多练,提升阅读能力! 2017考研备考英语阅读题源经济学人文章:未来之波 Displayscreens 显示屏 Goingthroughaphase 相转变 Anewwaytocreateelectronicimages 新的电子图案显示方法 Waveofthefuture? 未来之波 LIQUID-CRYSTALdisplay
2、sareafamiliarandubiquitoustechnology.ButifHarishBhaskaranofOxfordUniversityisright,theirdaysmaybenumbered.TheessentialfeatureofLCDsisthatthepixelsinthemswitchbetweenamorphousandcrystal-likephases,whichchangestheiropticalproperties.Inapaperinthisweek'sNature,DrBhaskaranandhiscolleaguesdescribe
3、somethingsimilarinasolidmaterial.Attheleast,thatwouldstopthemessyabstract-impressionistpatternswhichhappenwhenanLCDisdroppedtoohard.Atmost,itmightopenupanewrangeofapplications,fromclothesthatchangecolourtodimmablewindscreens. 液晶显示屏是一项成熟而广泛应用的技术。但如果牛津大学的HarishBhaskaran的想法实现,液晶屏的好景也就没几天了。LCD的基
4、本特征是其像素在非晶相和类晶相间转化,因此改变其光学性质。在本周的《自然》杂志上,Bhaskaran博士及其同事陈述了一种类似的固体材料。至少该材质可以防止当LCD猛烈坠地后产生麻烦的抽象印象派图案。最理想情况下,它会有新的应用范围,从变色布料到可调光挡风玻璃。 Solidphase-changematerialsarealreadyusedtostoredatainopticalmemorydisks.Theyarealsobeingconsideredforuseinmemorychips,becausetheswitchbetweenamorphousandcrystal
5、linestatesalterstheirelectricalpropertiesinwaysthatcanstoreelectronicbitsofdata.DrBhaskaran,though,hasshownthatthinenoughfilmsoftherightsortofmaterialcanbemadetochangecolour,too. 固态相变材料已经用于在光储存盘中储存数据。也可能被用于记忆芯片,因为其非晶态和晶态之间的转变也改变了其电学性能,因此他们能储存电子数据。然而,Bhaskaran博士展示了一种特定材料膜,在足够薄的情况下也可以改变颜色。 Th
6、ispropertywouldmakethemsuitablebothfordisplaysthatrelyonreflectedlight(so-calledelectronicpaper)andtheolder,backlitsortthatrelyontransmittedlight.Theresultingdisplayswouldbethinandcouldbeflexibleifprintedontherightmaterial—increasingtherangeofapplicationstheymightbeusedin.Andtheywouldconsumel
7、ittlepower,sinceenergyneedloanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scre
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