A. Igitekerezo cya Ultrafafari
Ultrafafari lasers mubisanzwe yerekeza kuri lasers yakoreshejwe kuri endal ya etra-magufi, kurugero, guhagarika igihe cya femtosekond cyangwa comacond. Izina ryukuri ryaba ultrashort Puser. Ultrashort Pulse Lazes ni hafi ya Lasers, ariko kunguka ingaruka zo guhinduranya birashobora kandi kubyara ultrashort.
B. Ubwoko bwa Ultrafafari Laser
1. TI-SAFFHHIRE Pusers, mubisanzwe Kerr Lens Mode-Ifunze, irashobora kubyara Pulses igihe gito nka 5 fs mugihe cya 5. Impuzandengo yabo yo gusohoka nindi minisitiri amajana ya Milliwatts, hamwe n'ibiciro byo gusubiramo byinshi, 80mhz na serivise icumi, na pulse, bikaba, bikaviramo imbaraga zisumbuye. Ariko laseri ya Titanium-safiyire isaba urumuri rutwara icyatsi kibisi-urumuri rwicyatsi, kikaba kibatera urusobe rwinshi kandi gihenze.
2. Hariho abahisi batandukanye ba Diode bashingiye kuri, kurugero, ytterbium-doped (Crystal cyangwa ikirahure) cyangwa ibirahure bya chiromium Nubwo igishushanyo cya pulse-posers-posers ntabwo ari ngufi nkigiciro cya titanium-safiyire, ibipimo bya diode birashobora gutwikira igipimo kinini, ibipimo bya diose, hamwe nububasha bwimibare (reba hano hepfo).
3. Abahinze fibre bashingiye ku byumba by'ikirahure byakorerwa n'ibintu bidakunze kubaho bishobora kandi gufungwa, urugero, bakoresheje kuzunguruka cyangwa sesamu. Ziringaniye kuruta umubare munini mubijyanye nububasha buhebuje, cyane cyane imbaraga, ariko birashobora guhuzwa na fibre fiblifiers. Ingingo kuri fibre ifunze fibre itanga ibisobanuro birambuye.
. Mubisanzwe, diode ifunze moode ikorera hejuru (ibihumbi byinshi megahertz) igipimo cyo gusubiramo ibyuma kumuvuduko wa pulse.
Ultrafast laser osers irashobora kuba igice cya sisitemu ya ultray laser, ishobora kandi gushiramo amplifier ya ultray (nka fibre oplic amplifier) kugirango yongere imbaraga zimpanuka nimbaraga zisohoka.
Igihe cya nyuma: Jun-20-2023