Horumarka cilmi baarista ee kiristaalo Electro-Optic Q-Switched - Qaybta 5: RTP Crystal

Horumarka cilmi baarista ee kiristaalo Electro-Optic Q-Switched - Qaybta 5: RTP Crystal

Sanadkii 1976, Zumsteg iyo al. waxay isticmaaleen habka hydrothermal si ay u koraan rubidium titanyl phosphate (RbTiOPO4, oo loo yaqaan RTP) crystal. Crystal RTP waa nidaam orthorhombic ah, mm2 dhibcood, Pna21 kooxda meel bannaan, waxay leedahay faa'iidooyin dhamaystiran oo iskuxiran electro-optical weyn, heerka dhaawac iftiin sare, conductivity hoose, kala duwan ee gudbinta ballaaran, non-deliquescent, hooseeyo galinta khasaaro, oo waxaa loo isticmaali karaa shaqada soo noqnoqda sare (ilaa 100).kHz), iwm. Oo ma jiri doonto calaamado cawl oo hoos yimaada shucaaca laysarka ee xooggan. Sanadihii la soo dhaafay, waxa ay noqotay wax caan ah oo loogu talagalay diyaarinta electro-optic Q-switchs, gaar ahaan ku haboon nidaamka laser heerka celceliska sare..

Walxaha ceeriin ee RTP-du way baaba'aan marka ay dhalaalaan, mana lagu korin karo hababka dhalaalidda caadiga ah. Caadi ahaan, dareeraha ayaa loo isticmaalaa si loo yareeyo barta dhalaalka. Sababtoo ah ku darida xaddi badan oo qulqulaya alaabta ceeriin, waxayAad bay u adagtahay in lagu kordho RTP oo leh cabbir weyn oo tayo sare leh. Sannadkii 1990-kii Wang Jiyang iyo kuwa kale waxay isticmaaleen habka qulqulka is-adeegga si ay u helaan mid aan midab lahayn, dhammaystiran oo isku mid ah RTP hal crystal oo ah 15mm×44mm×34mm, waxayna sameeyeen daraasad habaysan oo ku saabsan waxqabadkeeda. Sanadkii 1992 Oseledchikiyo al. loo adeegsaday hab isku-dhafan oo is-adeegga la mid ah si ay u koraan kiristaalo RTP oo cabbirkoodu yahay 30mm×40mm×60mm iyo heerka waxyeelada laysarka sare. 2002dii Kanan iyo al. loo isticmaalo qadar yar oo ah MOO3 (0.002mol%) sida qulqulka habka abuur-sare si ay u koraan kiristaalo RTP tayo sare leh oo cabbirkoodu yahay 20mm. 2010 Roth iyo Tseitlin waxay adeegsadeen [100] iyo [010] miraha jihada, siday u kala horreeyaan, si ay u koraan cabbir weyn oo RTP ah iyadoo la adeegsanayo habka abuur-sare.

Marka la barbar dhigo kiristaalo KTP kuwaas oo hababka diyaarinta iyo sifooyinka electro-optical ay isku mid yihiin, iska caabin ah ee kiristaalo RTP waa 2 ilaa 3 amarada of magnitude sare (10).8Ω·cm), markaa kiristaalo RTP waxaa loo isticmaali karaa sidii codsiyada EO Q-beddelka iyada oo aan lahayn dhibaatooyin waxyeello koronto ah. Sannadkii 2008dii Shaldiniyo al. isticmaalay habka abuur-sare si ay u koraan hal-domain RTP crystal leh iska caabin ah oo ku saabsan 0.5×1012Ω·cm, taas oo faa'iido badan u leh EO Q-switchs oo leh dalool cad oo weyn. 2015 Zhou Haitaoiyo al. ayaa sheegay in kiristaalo RTP ah oo leh dhererka dhidibka ka weyn 20mm waxaa lagu koray habka hydrothermal, iska caabintuna waxay ahayd 1011~1012 Ω·cm. Maadaama kristal RTP uu yahay crystal biaxial, way ka duwan tahay crystal LN iyo DKDP marka loo isticmaalo bedelka EO Q. Mid ka mid ah RTP ee lammaanaha waa in la beddelaa 90°jihada iftiinka si loo magdhabo birefringence dabiiciga ah. Naqshadani kaliya uma baahna labbiska indhaha sare ee crystal laftiisa, laakiin sidoo kale waxay u baahan tahay dhererka labada kiristaalo si ay ugu dhawaadaan sida ugu macquulsan, si loo helo saamiga sare ee baabi'inta Q-switch.

Sida ugu fiican EO Q-ka beddelkaing wax leh soo noqnoqoshada sare, RTP crystals ku xiran xaddidnaanta cabbirka taas oo aan suurtagal ahayn wax weyn dalool cad (daloolka ugu badan ee alaabta ganacsigu waa 6 mm oo kaliya). Sidaa darteed, diyaarinta kiristaalo RTP leh cabbir weyn iyo tayo sare leh iyo sidoo kale is waafajinta farsamo ee Lammaanaha RTP weli u baahan xaddi badan shaqada cilmi-baarista.

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Waqtiga boostada: Oct-21-2021