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Ukuqhekeka kwelaser
Ukwahlulahlula kwelaser “Ukwahlulahlula” luphawu oluqhelekileyo lweelaser ezahlukeneyo, olumiselwa ngumgaqo wokwakheka kwelaser. Umqadi welaser uveliswa yimisebe evuselelweyo yamasuntswana aphakathi akhupha ukukhanya ngaphakathi kwelaser. Imisebe evuselelweyo ine...Funda ngokugqithisileyo -
Uxinano lwamandla kunye noxinano lwamandla lwelaser
Uxinano lwamandla kunye noxinano lwamandla lwe-laser Uxinano lubuninzi obubonakalayo esibuqhelileyo kubomi bethu bemihla ngemihla, uxinano esilufikelela kakhulu bubuninzi bezinto, ifomula yi-ρ=m/v, oko kukuthi, uxinano lulingana nobunzima obahlulwe ngobuninzi. Kodwa uxinano lwamandla kunye noxinano lwamandla lwe...Funda ngokugqithisileyo -
Iiparamitha ezibalulekileyo zokubonakalisa ukusebenza kwenkqubo yelaser
Iiparamitha ezibalulekileyo zokuchonga ukusebenza kwenkqubo yelaser 1. Ubude bewavelength (iyunithi: nm ukuya kwi μm) Ubude bewavelength yelaser bumele ubude bewavelength ye-electromagnetic wave ethwalwa yilaser. Xa kuthelekiswa nezinye iintlobo zokukhanya, uphawu olubalulekileyo lwelaser kukuba i-monochromatic, ...Funda ngokugqithisileyo -
Itekhnoloji ye-fiber bundle iphucula amandla kunye nokukhanya kwe-blue semiconductor laser
Itekhnoloji yefayibha iphucula amandla kunye nokukhanya kwelaser ye-semiconductor eluhlaza okwesibhakabhaka. Ukubumba i-beam kusetyenziswa ubude obufanayo okanye obusondeleyo beyunithi yelaser sisiseko sokudibanisa imisebe yelaser emininzi yamaza ahlukeneyo. Phakathi kwazo, ukubopha imisebe yendawo kukubeka imisebe emininzi yelaser kwi-sp...Funda ngokugqithisileyo -
Intshayelelo kwi-Edge Emitting Laser (EEL)
Intshayelelo kwi-Edge Emitting Laser (EEL) Ukuze kufunyanwe imveliso ye-semiconductor laser enamandla aphezulu, iteknoloji yangoku kukusebenzisa isakhiwo se-edge emission. I-resonator ye-edge-emitting semiconductor laser yenziwe ngumphezulu wendalo we-crystal ye-semiconductor, kwaye...Funda ngokugqithisileyo -
Itekhnoloji ye-laser ye-ultrafast wafer esebenza kakhulu
Itekhnoloji yelaser ye-ultrafast wafer esebenza kakuhle Iilaser ze-ultrafast ezinamandla aphezulu zisetyenziswa kakhulu kwimveliso ephucukileyo, ulwazi, i-microelectronics, i-biomedicine, ukhuselo lwesizwe kunye namasimi omkhosi, kwaye uphando lwesayensi olufanelekileyo lubalulekile ekukhuthazeni i-inn yesayensi netekhnoloji yesizwe...Funda ngokugqithisileyo -
I-laser ye-X-ray ye-attosecond yeklasi ye-TW
I-TW class attosecond X-ray pulse laser I-Attosecond X-ray pulse laser enamandla aphezulu kunye nexesha elifutshane le-pulse zizinto ezibalulekileyo ekufezekiseni i-ultrafast nonlinear spectroscopy kunye ne-X-ray diffraction imaging. Iqela lophando e-United States lisebenzise uluhlu lwee-laser ze-electron ezingenama-X-ray ezinezigaba ezibini ukuze ziphume...Funda ngokugqithisileyo -
Intshayelelo kwi-vertical cavity surface ekhupha i-semiconductor laser (VCSEL)
Intshayelelo kwi-vertical cavity surface emitting semiconductor laser (VCSEL) Ii-vertical external cavity surface-emitting lasers zaphuhliswa phakathi kwiminyaka yoo-1990 ukuze koyiswe ingxaki ephambili ebisoloko ibangela uphuhliso lwee-semiconductor lasers zemveli: indlela yokuvelisa iziphumo ze-laser ezinamandla aphezulu...Funda ngokugqithisileyo -
Ukuvuselela iiharmoniki zesibini kuluhlu olubanzi
Ukuvuyiswa kweeharmoniki zesibini kuluhlu olubanzi Ukususela oko kwafunyanwa iziphumo ze-optical ezingezizo ze-second-order ngeminyaka yoo-1960, kuye kwavusa umdla omkhulu wabaphandi, ukuza kuthi ga ngoku, ngokusekelwe kwi-harmonic yesibini, kunye neziphumo ze-frequency, ezivelise ukusuka kwi-ultraviolet extreme ukuya kwi-far infrared band o...Funda ngokugqithisileyo -
Ulawulo lwe-electro-optic lwe-polarization lufezekiswa ngokubhala nge-laser ye-femtosecond kunye ne-liquid crystal modulation.
Ulawulo lwe-electro-optic lwe-polarization lufezekiswa ngokubhala nge-laser ye-femtosecond kunye nokuguqulwa kwekristale yolwelo Abaphandi eJamani baphuhlise indlela entsha yolawulo lwesignali ye-optical ngokudibanisa ukubhala nge-laser ye-femtosecond kunye nokuguqulwa kwe-electro-optic yekristale yolwelo. Ngokufaka ikristale yolwelo ...Funda ngokugqithisileyo -
Tshintsha isantya sokubetha kwe-laser enamandla kakhulu emfutshane kakhulu
Tshintsha isantya sokubetha kwe-laser ende kakhulu. Ii-laser ezinde kakhulu ezimfutshane zihlala zibhekisa kwii-laser pulses ezinobubanzi be-pulse yamashumi kunye namakhulu ee-femtoseconds, amandla aphezulu ee-terawatts kunye nee-petawatts, kwaye ukukhanya kwazo okugxileyo kudlula i-1018 W/cm2. I-laser ende kakhulu emfutshane kunye...Funda ngokugqithisileyo -
Isixhobo sokubona ifoto esinye se-InGaAs
I-photodetector ye-InGaAs enefoto enye Ngophuhliso olukhawulezileyo lwe-LiDAR, iteknoloji yokubona ukukhanya kunye neteknoloji yokulinganisa esetyenziselwa iteknoloji yokulandelela imifanekiso yezithuthi ngokuzenzekelayo nayo ineemfuno eziphezulu, uvakalelo kunye nesisombululo sexesha se-detector esetyenziswa kukukhanya okuphantsi kwendabuko...Funda ngokugqithisileyo
