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yago:WikicatLightSources yago:WikicatDiodes yago:Diode103202940 owl:Thing yago:Laser103643253 yago:PhysicalEntity100001930 yago:SourceOfIllumination104263760 yago:Artifact100021939 yago:WikicatSemiconductorDevices yago:WikicatSemiconductorLasers yago:Object100002684 yago:WikicatLasers yago:OpticalDevice103851341 yago:WikicatOpticalDiodes yago:WikicatOpticalDevices yago:ElectronicDevice103277771 yago:Light103665366 yago:Instrumentality103575240 yago:Device103183080 yago:SemiconductorDevice104171831 yago:Conductor103088707 yago:Whole100003553 yago:Tube104494204
rdfs:label
Diodo laser Diodo láser Díode làser Halvledarlaser Dioda laser 激光二極管 半導体レーザー Laser diode 반도체 레이저 Лазерний діод Diode laser Léasar leathsheoltóra Diodelaser ثنائي ليزري Laserdiode Laser díodo Laser półprzewodnikowy Лазерный диод Laserová dioda
rdfs:comment
Un diodo láser (DL) es un dispositivo semiconductor similar a un led​ pero que bajo las condiciones adecuadas emite luz láser. Eine Laserdiode (auch Halbleiterlaser) ist ein mit der Leuchtdiode (LED) verwandtes Halbleiter-Bauteil, das jedoch Laserstrahlung erzeugt. In Laserdioden wird ein p-n-Übergang mit starker Dotierung bei hohen Stromdichten betrieben. Die Wahl des Halbleitermaterials bestimmt dabei die emittierte Wellenlänge, womit ein Spektrum von Infrarot bis Ultraviolett abgedeckt wird. Is léasar bídeach é léasar leathsheoltóra, nó dé-óidléasar leathsheoltóra, atá chomh beag le gráinne salainn, agus atá tábhachtach i dteileachumarsáid le snáithíní optúla agus athsheinnteoirí dlúthdhiosca. Tarlaíonn astú solais de bharr seoladh srutha leictrigh trí cheapaire de chisil ábhar leathsheoltach. Léiríodh sampla simplí de den chéad uair i 1962. Braitheann cumarsáid optúil ar léasair a fheidhmíonn sa gharinfridhearg ag tonnfhaid 1-2 μm. Rinneadh léasair leathsheoltóra a d'fheidhmigh ar thonnfhaid ghorma den chéad uair i 1995, agus léasair a tháirg solas ultraivialait den chéad uair i 1996. Is féidir iad seo a úsáid chun córais optúla stórála sonraí le toilleas ollmhor a tháirgeadh. Fionnadh léasair a bhí bunaithe ar chascáid chandamach i 1994, atá in ann i bhfad níos mó léasarchum 半導体レーザー(はんどうたいレーザー、英語: semiconductor laser)は、半導体の再結合発光を利用したレーザーである。 同じものを指すのに、ダイオードレーザー (英語: diode laser) や、レーザーダイオードという名称も良く用いられLDと表記されることも多い。半導体の構成元素によって発振する中心周波数、つまりレーザー光の色が決まる。常温で動作するものの他に、共振器構造や出力電力によっては冷却が必要なものもある。 A laser diode (LD, also injection laser diode or ILD, or diode laser) is a semiconductor device similar to a light-emitting diode in which a diode pumped directly with electrical current can create lasing conditions at the diode's junction. الثنائي الليزري (بالإنجليزية: Laser diode)‏ ويطلق عليه أحياناً بليزر الديود أو ليزر الصمام الثنائي ويعتمد على المواد شبه الموصلة ويمتاز بحجم واستهلاك طاقة قليلة للغاية (مقارنة بالأنواع الأخرى) ولذلك أصبح يستخدم على نطاق واسع في كافة التطبيقات والأجهزة الدقيقة حتى قدرة 1000 ميلي وات ويتواجد في أجهزة السي دي والديفيدى والبلوراى وطابعات الليزر وادوات القياس الدقيقة للمسافات والاطوال والأجهزة البصرية واقلام والعاب الليزر وتعددت الوانه فمنه الأحمر والأخضر والأزرق. Un diodo laser (o LD, da Laser Diode in inglese) è un dispositivo optoelettronico in grado di emettere un fascio laser emesso dalla regione attiva del semiconduttore con cui viene realizzato il dispositivo stesso. La struttura del semiconduttore è molto simile a quella impiegata nella realizzazione di LED (Light Emitting Diode). 반도체 레이저는 다이오드의 일종으로 양단에 전압을 인가하면 정션(접합; junction)에서 결맞는(coherent) 레이저 빛이 나오는 다이오드를 반도체 레이저 다이오드라 한다. 다이오드 레이저는 광학 디스크 드라이브, 레이저 프린터, 레이저 포인터 등에 사용된다. 일반적인 반도체 레이저는 PN 접합 사이에 이 삽입되어 있는 구조로 되어 있고, 활성층의 종류에 따라 threshold전류가 달라진다. 반도체 레이저는 , , , 의 순서로 연구, 개발, 생산되어 왔다. Un díode làser és un dispositiu semiconductor semblant als díodes LED però que sota les condicions adequades emet llum làser. A vegades es denomina díodes làser d'injecció, o per les seues sigles angleses LD o ILD. Laser półprzewodnikowy, nazywany również laserem diodowym lub diodą laserową – laser, którego obszarem czynnym jest półprzewodnik. Najczęściej laser półprzewodnikowy ma postać złącza p-n w którym obszar czynny jest pompowany przez przepływający przez złącze prąd elektryczny.Są to najbardziej perspektywiczne lasery z punktu widzenia ich zastosowań w fotonice ze względu na małe wymiary, dość wysokie moce, łatwość modulacji prądem sterującym o wysokiej częstotliwości (rzędu gigaherców) i możliwość uzyskania promieniowania od pasma bliskiej podczerwieni (diody laserowe dla telekomunikacji światłowodowej) do skraju fioletowego pasma widzialnego. En halvledarlaser eller laserdiod är en laser där det aktiva mediet är en halvledare som liknar en lysdiod. Den enklaste halvledarlasern består av en PN-övergång och drivs med injicerad elektrisk ström. Dessa komponenter brukar ibland kallas injektionsdiodlasrar för att skilja dem från optiska pumpade diodlasrar som enklare framställs i laboratorier. Une diode laser est un composant opto-électronique à base de matériaux semi-conducteurs. Elle émet de la lumière monochromatique cohérente (une puissance optique) destinée, entre autres, à transporter un signal contenant des informations sur de longues distances (dans le cas d'un système de télécommunications) ou à apporter de l'énergie lumineuse pour le pompage de certains lasers (lasers à fibre, laser DPSS) et amplificateurs optiques (OFA, Optical Fiber Amplifier). La diode laser est un composant essentiel des lecteurs et graveurs de disques optiques, dans ce cas elle émet le faisceau lumineux dont la réflexion sur le disque est détectée par une photodiode ou un phototransistor. Лазерний діод — лазер, в якому активним середовищем є , а робочою областю напівпровідниковий p-n перехід, аналогічний p-n переходу звичайного світлодіода. Лазерный диод — полупроводниковый лазер, построенный на базе диода. Его работа основана на возникновении инверсии населённостей в области p-n-перехода при инжекции носителей заряда. Een diodelaser , ook wel laserdiode genoemd, is een laser waarbij het actieve medium een halfgeleider is, vergelijkbaar met het type dat gebruikt wordt in een led.Het meest voorkomende en praktische type is gemaakt van p-n combinatie halfgeleiders gevoed met geïnjecteerde elektrische stroom. Dit type wordt meestal geïnjecteerde diodelaser genoemd om ze te onderscheiden van optisch gepompte diode lasers die eenvoudiger te produceren zijn. Laserdiodes worden onder andere toegepast in compact disc-spelers en vrijwel alle andere optische opslagmedia. Laserová dioda nebo též polovodičový laser je polovodičová dioda, na jejímž PN přechodu dochází k přeměně elektrické energie na světlo. Na rozdíl od LED diod se generuje světlo odpovídající svými vlastnostmi světlu laseru, tj. má výrazně užší spektrum (je výrazně monochromatické), je koherentní atp.). Dioda laser adalah sejenis dioda di mana media aktifnya menggunakan sebuah semikonduktor persimpangan p-n yang mirip dengan yang terdapat pada dioda pemancar cahaya. Dioda laser kadang juga disingkat LD atau ILD. Dioda laser baru ditemukan pada akhir abad ini oleh ilmuwan Universitas Harvard. Prinsip kerja dioda ini sama seperti Dioda lainnya yaitu melalui sirkuit dari rangkaian elektronika, yang terdiri dari jenis p dan n. Pada kedua jenis ini sering dihasilkan 2 tegangan, yaitu: O díodo laser (português europeu) ou diodo laser (português brasileiro) é o laser mais utilizado na tecnologia de mercado atual, por ser de fácil acesso e de simples montagem. É este tipo de laser que está na base da transmissão de dados nas fibras óticas, leitura de CDs, DVDs, apontadores lasers, scanners, impressoras a laser e, mais recentemente, a leitura blu-ray. A principal diferença entre o díodo laser e os outros tipos de laser reside na origem da fonte de energia (corrente elétrica) e no meio ativo (junção p-n). Várias estruturas de junções p-n têm vindo a ser estudadas para optimizar e variar a gama de frequências dos lasers. Os díodos laser têm tipicamente um entre 5000 a 10.000 m-1. 激光二極管(LD)是一種,其工作物質是半導體,屬於固體激光產生器,大部份激光二極管在结构上與一般二極管相似。由於激光二極管的運作中,電子的能量轉變過程只涉及兩個能階,沒有間接帶隙造成的能量損失,所以效率相對高。能發光的半導體電子元件,透過三價與五價元素所組成的複合光源。此種電子元件早在1962年出現,早期只能夠發出低光度的紅光,被惠普買下專利後當作指示燈利用。及後發展出其他單色光的版本,時至今日,能夠發出的光已經遍及可見光、紅外線及紫外線,光度亦提高到相當高的程度。用途由初時的指示燈及顯示板等;隨著白光發光二極管的出現,近年逐漸發展至被普遍用作照明用途。
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A packaged laser diode shown with a penny for scale*488 nm: InGaN green-blue laser; became widely available in mid-2018.
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Лазерний діод — лазер, в якому активним середовищем є , а робочою областю напівпровідниковий p-n перехід, аналогічний p-n переходу звичайного світлодіода. Een diodelaser , ook wel laserdiode genoemd, is een laser waarbij het actieve medium een halfgeleider is, vergelijkbaar met het type dat gebruikt wordt in een led.Het meest voorkomende en praktische type is gemaakt van p-n combinatie halfgeleiders gevoed met geïnjecteerde elektrische stroom. Dit type wordt meestal geïnjecteerde diodelaser genoemd om ze te onderscheiden van optisch gepompte diode lasers die eenvoudiger te produceren zijn. Laserdiodes worden onder andere toegepast in compact disc-spelers en vrijwel alle andere optische opslagmedia. الثنائي الليزري (بالإنجليزية: Laser diode)‏ ويطلق عليه أحياناً بليزر الديود أو ليزر الصمام الثنائي ويعتمد على المواد شبه الموصلة ويمتاز بحجم واستهلاك طاقة قليلة للغاية (مقارنة بالأنواع الأخرى) ولذلك أصبح يستخدم على نطاق واسع في كافة التطبيقات والأجهزة الدقيقة حتى قدرة 1000 ميلي وات ويتواجد في أجهزة السي دي والديفيدى والبلوراى وطابعات الليزر وادوات القياس الدقيقة للمسافات والاطوال والأجهزة البصرية واقلام والعاب الليزر وتعددت الوانه فمنه الأحمر والأخضر والأزرق. 半導体レーザー(はんどうたいレーザー、英語: semiconductor laser)は、半導体の再結合発光を利用したレーザーである。 同じものを指すのに、ダイオードレーザー (英語: diode laser) や、レーザーダイオードという名称も良く用いられLDと表記されることも多い。半導体の構成元素によって発振する中心周波数、つまりレーザー光の色が決まる。常温で動作するものの他に、共振器構造や出力電力によっては冷却が必要なものもある。 Laser półprzewodnikowy, nazywany również laserem diodowym lub diodą laserową – laser, którego obszarem czynnym jest półprzewodnik. Najczęściej laser półprzewodnikowy ma postać złącza p-n w którym obszar czynny jest pompowany przez przepływający przez złącze prąd elektryczny.Są to najbardziej perspektywiczne lasery z punktu widzenia ich zastosowań w fotonice ze względu na małe wymiary, dość wysokie moce, łatwość modulacji prądem sterującym o wysokiej częstotliwości (rzędu gigaherców) i możliwość uzyskania promieniowania od pasma bliskiej podczerwieni (diody laserowe dla telekomunikacji światłowodowej) do skraju fioletowego pasma widzialnego. Лазерный диод — полупроводниковый лазер, построенный на базе диода. Его работа основана на возникновении инверсии населённостей в области p-n-перехода при инжекции носителей заряда. Eine Laserdiode (auch Halbleiterlaser) ist ein mit der Leuchtdiode (LED) verwandtes Halbleiter-Bauteil, das jedoch Laserstrahlung erzeugt. In Laserdioden wird ein p-n-Übergang mit starker Dotierung bei hohen Stromdichten betrieben. Die Wahl des Halbleitermaterials bestimmt dabei die emittierte Wellenlänge, womit ein Spektrum von Infrarot bis Ultraviolett abgedeckt wird. Is léasar bídeach é léasar leathsheoltóra, nó dé-óidléasar leathsheoltóra, atá chomh beag le gráinne salainn, agus atá tábhachtach i dteileachumarsáid le snáithíní optúla agus athsheinnteoirí dlúthdhiosca. Tarlaíonn astú solais de bharr seoladh srutha leictrigh trí cheapaire de chisil ábhar leathsheoltach. Léiríodh sampla simplí de den chéad uair i 1962. Braitheann cumarsáid optúil ar léasair a fheidhmíonn sa gharinfridhearg ag tonnfhaid 1-2 μm. Rinneadh léasair leathsheoltóra a d'fheidhmigh ar thonnfhaid ghorma den chéad uair i 1995, agus léasair a tháirg solas ultraivialait den chéad uair i 1996. Is féidir iad seo a úsáid chun córais optúla stórála sonraí le toilleas ollmhor a tháirgeadh. Fionnadh léasair a bhí bunaithe ar chascáid chandamach i 1994, atá in ann i bhfad níos mó léasarchumhachta a ghiniúint ná gnáthléasair leathsheoltóra. Un díode làser és un dispositiu semiconductor semblant als díodes LED però que sota les condicions adequades emet llum làser. A vegades es denomina díodes làser d'injecció, o per les seues sigles angleses LD o ILD. 반도체 레이저는 다이오드의 일종으로 양단에 전압을 인가하면 정션(접합; junction)에서 결맞는(coherent) 레이저 빛이 나오는 다이오드를 반도체 레이저 다이오드라 한다. 다이오드 레이저는 광학 디스크 드라이브, 레이저 프린터, 레이저 포인터 등에 사용된다. 일반적인 반도체 레이저는 PN 접합 사이에 이 삽입되어 있는 구조로 되어 있고, 활성층의 종류에 따라 threshold전류가 달라진다. 반도체 레이저는 , , , 의 순서로 연구, 개발, 생산되어 왔다. O díodo laser (português europeu) ou diodo laser (português brasileiro) é o laser mais utilizado na tecnologia de mercado atual, por ser de fácil acesso e de simples montagem. É este tipo de laser que está na base da transmissão de dados nas fibras óticas, leitura de CDs, DVDs, apontadores lasers, scanners, impressoras a laser e, mais recentemente, a leitura blu-ray. A principal diferença entre o díodo laser e os outros tipos de laser reside na origem da fonte de energia (corrente elétrica) e no meio ativo (junção p-n). Várias estruturas de junções p-n têm vindo a ser estudadas para optimizar e variar a gama de frequências dos lasers. Os díodos laser têm tipicamente um entre 5000 a 10.000 m-1. Une diode laser est un composant opto-électronique à base de matériaux semi-conducteurs. Elle émet de la lumière monochromatique cohérente (une puissance optique) destinée, entre autres, à transporter un signal contenant des informations sur de longues distances (dans le cas d'un système de télécommunications) ou à apporter de l'énergie lumineuse pour le pompage de certains lasers (lasers à fibre, laser DPSS) et amplificateurs optiques (OFA, Optical Fiber Amplifier). La diode laser est un composant essentiel des lecteurs et graveurs de disques optiques, dans ce cas elle émet le faisceau lumineux dont la réflexion sur le disque est détectée par une photodiode ou un phototransistor. Elle trouve également son application dans les dispositifs électroniques de mesure de distance, de vitesse, de guidage et de pointage précis. En halvledarlaser eller laserdiod är en laser där det aktiva mediet är en halvledare som liknar en lysdiod. Den enklaste halvledarlasern består av en PN-övergång och drivs med injicerad elektrisk ström. Dessa komponenter brukar ibland kallas injektionsdiodlasrar för att skilja dem från optiska pumpade diodlasrar som enklare framställs i laboratorier. Halvledarlasrar har många ekonomiskt viktiga tekniska användningsområden, där de viktigaste är avläsning av CD och DVD samt för telekommunikation i optiska fibrer med hög bandbredd. Halvledarlasrar används även inom sjukvården för behandling av hörsel- och balansrubbningar, ögonsjukdomar, muskel- och ledproblem, smärta med mera. Un diodo láser (DL) es un dispositivo semiconductor similar a un led​ pero que bajo las condiciones adecuadas emite luz láser. Un diodo laser (o LD, da Laser Diode in inglese) è un dispositivo optoelettronico in grado di emettere un fascio laser emesso dalla regione attiva del semiconduttore con cui viene realizzato il dispositivo stesso. La struttura del semiconduttore è molto simile a quella impiegata nella realizzazione di LED (Light Emitting Diode). La tipologia di diodo laser più comune in commercio è formata da una giunzione p-n nella quale viene iniettata una corrente elettrica. Questi dispositivi vengono spesso chiamati diodi laser a iniezione per distinguerli da quelli pompati otticamente, che sono più facili da produrre in laboratorio. 激光二極管(LD)是一種,其工作物質是半導體,屬於固體激光產生器,大部份激光二極管在结构上與一般二極管相似。由於激光二極管的運作中,電子的能量轉變過程只涉及兩個能階,沒有間接帶隙造成的能量損失,所以效率相對高。能發光的半導體電子元件,透過三價與五價元素所組成的複合光源。此種電子元件早在1962年出現,早期只能夠發出低光度的紅光,被惠普買下專利後當作指示燈利用。及後發展出其他單色光的版本,時至今日,能夠發出的光已經遍及可見光、紅外線及紫外線,光度亦提高到相當高的程度。用途由初時的指示燈及顯示板等;隨著白光發光二極管的出現,近年逐漸發展至被普遍用作照明用途。 A laser diode (LD, also injection laser diode or ILD, or diode laser) is a semiconductor device similar to a light-emitting diode in which a diode pumped directly with electrical current can create lasing conditions at the diode's junction. Driven by voltage, the doped p–n-transition allows for recombination of an electron with a hole. Due to the drop of the electron from a higher energy level to a lower one, radiation, in the form of an emitted photon is generated. This is spontaneous emission. Stimulated emission can be produced when the process is continued and further generates light with the same phase, coherence and wavelength. The choice of the semiconductor material determines the wavelength of the emitted beam, which in today's laser diodes range from infra-red to the UV spectrum. Laser diodes are the most common type of lasers produced, with a wide range of uses that include fiber optic communications, barcode readers, laser pointers, CD/DVD/Blu-ray disc reading/recording, laser printing, laser scanning and light beam illumination. With the use of a phosphor like that found on white LEDs, Laser diodes can be used for general illumination. Laserová dioda nebo též polovodičový laser je polovodičová dioda, na jejímž PN přechodu dochází k přeměně elektrické energie na světlo. Na rozdíl od LED diod se generuje světlo odpovídající svými vlastnostmi světlu laseru, tj. má výrazně užší spektrum (je výrazně monochromatické), je koherentní atp.). Dioda laser adalah sejenis dioda di mana media aktifnya menggunakan sebuah semikonduktor persimpangan p-n yang mirip dengan yang terdapat pada dioda pemancar cahaya. Dioda laser kadang juga disingkat LD atau ILD. Dioda laser baru ditemukan pada akhir abad ini oleh ilmuwan Universitas Harvard. Prinsip kerja dioda ini sama seperti Dioda lainnya yaitu melalui sirkuit dari rangkaian elektronika, yang terdiri dari jenis p dan n. Pada kedua jenis ini sering dihasilkan 2 tegangan, yaitu: 1. * biased forward, arus dihasilkan searah dengan nilai 0,707 utk pembagian v puncak, bentuk gelombang di atas ( + ). 2. * backforward biased, ini merupakan tegangan berbalik yang dapat merusak suatu komponen elektronika.
dbp:invented
Robert N. Hall, 1962; Nick Holonyak, Jr., 1962
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Anode and cathode
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n20:semiconductor-lasers n20:diode-lasers
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