Keɓaɓɓun layi na dandamage

Na musammanLaunisashi na daya

Keɓaɓɓun kaddarorin mai daɗewalasers
Tsawon lokacin bugun jini na duban dan adam na nuna waɗannan tsarin na musamman wanda ya bambanta su daga dogon bugun jini ko ci gaba (CW) Lasers. Don samar da irin wannan ɗan gajeren bugun jini, ana buƙatar banda bandwidth mai yawa. Tsarin bugun jini da kuma matsakaiciyar girgiza mafi ƙarancin bandwidth da ake buƙata don samar da tuban na musamman. Yawanci, an bayyana wannan dangantakar cikin sharuddan samfurin bandwidth (TBP), wanda aka samo daga ka'idar rashin tabbas. An ba da tbp na bugun bugun bugun Gobs ta kashesse na Gausse: Tbpgauntus = Δτδν≈0.441
Δτ shine tsawon lokacin bugun jini da Δv shine Bandwidd Bandwidth. Ainihin, daidaituwa ya nuna cewa akwai wata dangantaka mai zurfi tsakanin boywidth da bugun jini, ma'ana cewa a matsayin lokacin bugun jini yana buƙatar samar da wannan bugun. Hoto 1 yana nuna mafi ƙarancin bandwidth da ake buƙata don tallafawa tsawon lokaci daban-daban.

Hoto na 1: Mafi qarancin bandwidth da ake buƙata don tallafawaLaser turnesna ps 10 (kore), 500 fs (shuɗi), da 50 fs (ja)

Kalubalen fasaha na duban dan adam
Dukkanin karfin bandwidth, ganiya mai ƙarfi, da gajeren juzu'i na duban dan adam mai kyau a cikin tsarin ka. Sau da yawa, ɗayan mafi sauki mafita ga waɗannan ƙalubalen shine karin fitowar mai lasers. Idan kun yi amfani da dogon bugun jini ko ci gaba-igiyar ruwa a baya, kayan aikin da kuka kasance na abubuwan gani na gani bazai iya tunani ko aika cikakken bandwidth contraver na damuwa.

Kudin Laser na Laser
Dogara Optillage ma yana da matukar wahala kuma mafi wahalar kewaya kofofin Laser Laser (LDt) idan aka kwatanta da mafi asalin hanyoyin Laser na al'ada. Lokacin da aka samar da kayan ganima donNancosecond pultsed laesers, Dabi'un LDT yawanci suna cikin tsari na 5-10 J / cm2. Don Ka'idodin Ingantaccen Waƙuwar hanya, dabi'un wannan girman ba su da wataƙila ba a sani ba, kamar yadda ƙimar LDT ta fi dacewa da tsarin <1 J / CM2, yawanci kusa da 0.3 J / CM2. Muhimmin bambanci na LDT amplitude a karkashin tsawon lokaci daban-daban shine sakamakon lalacewar Laser na Laser wanda aka danganta da tsawon lokaci. Don nawanocond lusers ko ya fi tsayiputers lasters, babban kayan da ke haifar da lalacewa shine dumama. Da rufin da substrate kayan naNa'urar EnticalTHA YADDA AIKIN SAUKI DA KYAUTA. Wannan na iya haifar da murdiya na kayan Crystal Crystal. Fadada yaduwar zafi, mai fashewa, narkewa da ƙwayar lattice sune hanyoyin lalacewar yanayin yanayin wannantushen Laser.

Koyaya, don alfarma tarawa, lokacin bugun jini da kansa ya fi sauri fiye da sikelin lokacin canja wuri zuwa kayan maye, don haka tasirin therermal ba shine babban dalilin lalacewa ba. Madadin haka, karfin wutar Jiragen ruwa na Ulaser yana canza tsarin lalacewa cikin hanyoyin aiwatar da hoto kamar ɗaukar hoto da ionization. Wannan shine dalilin da ya sa ba zai yiwu a kunshi darajar wasan LDT na bugun jini na Nano ba na bugun bugun jiki, saboda yanayin yanayin damuwa ya bambanta. Sabili da haka, a ƙarƙashin yanayin amfani (misali, zazzabi, lokacin bugun jini, da kuma maimaitawa tare da isasshen na'urori LDt zai zama mafi kyawun na'urar ta dace don takamaiman aikace-aikacenku. Optics an gwada karkashin yanayi daban-daban ba wakilin ainihin ayyukan kwayoyin halitta iri ɗaya a cikin tsarin ba.

Hoto na 1: Hanyoyi na Laser jawo lalacewa tare da Doseungiyoyi daban-daban