(合金), his colleagues thought he was unrealistic.Today, his discovery of light-emitting diodes, or LEDs, is used in everything from DVDs to alarm clocks to airports.Dozens of his students have continued his work, developing lighting used in traffic lights and other everyday technology. On ...
Dozens of his students have continued his work, developing lighting used in traffic lights and other everyday technology.On April 23,2004, Holonyak received the 500,000 Lemelson-MIT Prize at a ceremony in Washington. This marks the lOth year that the Lemelson-MIT Program at the Massachusetts ...
第一篇InventorofLED WhenNickHolonyaksetouttocreateanewkindofvisiblelightingusing semiconductoralloys,hiscolleaguesthoughthewasunrealistic.Today,his discoveryoflight-emittingdiodes,or LEDs,areusedineverythingfromDVDsto alarmclockstoairports.Dozensofhisstudentshavecontinuedhiswork,developing lightingusedintrafficlightsand...
lighting using semiconductor alloys, his colleagues thought he was unrealistic. Today, his discovery of light-emitting diodes, or1 LEDs, are used in everything from DVDs to alarm clocks to airports. Dozens of his students have continued his work, developing lighting used in traffic lights and ...
Today,hisdiscoveryoflight-emittingdiodesor1LEDs,areusedineverythingfromDVDstoalarmclockstoairports. 今天,他发现的发光二极管,或叫LED,使用范围覆盖从DVD到机场警钟的一切东西。 Dozensofhisstudentshavecontinuedhiswork,developinglightingusedintrafficlightsandothereverydaytechnology. ...
Morgan of Kentucky, who invented the first widely used traffic signal in 1923. After seeing a car accident happen at a busy intersection, Morgan decided to come up with a safe way to control traffic. Usually, a police officer directed cars coming for...
sEmiConDuCtor Alloys, his CollEAguEs thought hE wAs unrEAlistiC、toDAy, his DisCovEry oF light-Emitting DioDEs, or lEDs, ArE usED in EvErything FromDvDs to AlArm CloCks to Airports.DozEns oF his stuDEnts hAvE ContinuED his work, DEvEloping lighting usED in trAFFiC lights AnD othEr EvEryDAy ...
semiconductor alloys, his colleagues thought he was unrealistic.Today, his discovery of light-emitting diodes, or LEDs, are used in everything from DVDs to alarm clocks to airports.Dozens of his students have continued his work, developing lighting used in traffic lights and other everyday ...
aIn the traffic lights 在红绿灯[translate] aHappy Valentine's Day. 愉快的情人节。[translate] a在教室里。有两个人 In classroom.Some two people[translate] a敲打键盘上的泪 正在翻译,请等待...[translate] ajust tell me... 请告诉我…[translate] ...
5.Name and Material of The Traffic Light Being Invented Date and Place Inventor The first traffic lights looked like railway signals with red and green gas lamps for night use. on December 10.1868.in London J.P.Knight The modern electric traffic ligh