Lintho tse sa tloaelehang tsa lefatše tsa magneto optical
Lisebelisoa tsa Magneto Optical li bua ka lisebelisoa tse sebetsang tsa tlhahisoleseling tse nang le litlamorao tsa magneto ho khanya ea ultraviolet ho ea ho lihlopha tsa infrared. Lisebelisoa tsa Rare Earth magneto Optical ke mofuta o mocha oa lisebelisoa tse sebetsang tsa tlhahisoleseling tse ka etsoang lisebelisoa tsa optical tse nang le mesebetsi e fapaneng ka ho sebelisa thepa ea tsona ea magneto Optical le tšebelisano le phetoho ea leseli, motlakase le makenete. Joalo ka li-modulator, li-isolators, li-circulator, li-switch tsa magneto-optical, li-deflectors, li-modulators, li-processor tsa tlhaiso-leseling, lipontšo, mehopolo, liipone tsa laser gyro bias, magnetometers, li-sensor tsa magneto-optical, mechini ea khatiso, lirekoto tsa video, mechini e hlokomelang mohlala, li-disk tsa mahlo. , optical waveguides, joalo-joalo.
Mohloli oa Rare Earth Magneto Optics
Therare earth elemente hlahisa motsotso o sa lokisoang oa makenete ka lebaka la lera le sa tlatsoang la 4f electron, e leng mohloli oa matla a makenete; Ka nako e ts'oanang, e ka boela ea lebisa ho phetoho ea elektronike, e leng sesosa sa ho tsosoa ha leseli, e lebisang ho liphello tse matla tsa magneto optical.
Limetale tse sa tloaelehang tsa lefatše ha li bonts'e litlamorao tse matla tsa magneto Optical. Ke feela ha lintho tse sa tloaelehang tsa lefatše li kenngoa ka har'a lisebelisoa tsa optical tse kang khalase, likristale tse kopantsoeng le lifilimi tsa alloy, moo ho tla hlaha phello e matla ea magneto-optical ea likarolo tse sa tloaelehang tsa lefatše. Lisebelisoa tsa magneto-optical tse sebelisoang ka tloaelo ke lihlopha tsa phetoho tse kang (REBi) 3 (FeA) 5O12 garnet crystals (lintho tsa tšepe tse kang A1, Ga, Sc, Ge, In), lifilimi tsa RETM amorphous (Fe, Co, Ni, Mn). ), le likhalase tsa lefatše tse sa tloaelehang.
Magneto optical kristale
Magneto optic crystals ke lisebelisoa tsa kristale tse nang le litlamorao tsa magneto optic. Phello ea magneto-optical e amana haufi-ufi le magnetism ea lisebelisoa tsa kristale, haholo-holo matla a magnetization a thepa. Ka hona, lisebelisoa tse ling tse ntle haholo tsa makenete hangata ke lisebelisoa tsa magneto-optical tse nang le thepa e ntle ea magneto-optical, joalo ka yttrium iron garnet le likristale tse sa tloaelehang tsa garnet ea lefatše. Ka kakaretso, likristale tse nang le thepa e ntle ea magneto-optical ke likristale tsa ferromagnetic le ferrimagnetic, joalo ka EuO le EuS e leng li-ferromagnets, yttrium iron garnet le bismuth doped rare earth iron garnet e leng ferrimagnets. Hona joale, mefuta ena e 'meli ea likristale e sebelisoa haholo-holo, haholo-holo likristale tsa ferrous magnetic crystals.
Lintho tse sa tloaelehang tsa tšepe ea garnet ea lefatše ke magneto-optical
1. Litšobotsi tsa sebopeho sa lisebelisoa tse sa tloaelehang tsa tšepe ea lefatše garnet magneto-optical
Lisebelisoa tsa mofuta oa garnet ferrite ke mofuta o mocha oa lisebelisoa tsa makenete tse tsoetseng pele ka potlako mehleng ea kajeno. Ea bohlokoa ka ho fetisisa ho tsona ke rare earth iron garnet (eo hape e tsejoang e le magnetic garnet), eo ka tloaelo e bitsoang RE3Fe2Fe3O12 (e ka khutsufatsoa e le RE3Fe5O12), moo RE e leng yttrium ion (tse ling hape li doped le Ca, Bi plasma), Fe. Li-ion ho Fe2 li ka nkeloa sebaka ke In, Se, Cr plasma, le Fe ions ho Fe li ka nkeloa sebaka ke A, Ga plasma. Ho na le kakaretso ea mefuta e 11 ea garnet ea tšepe ea lefatše e sa tloaelehang e le 'ngoe e hlahisitsoeng ho fihlela joale, e tloaelehileng ka ho fetisisa ke Y3Fe5O12, e khutsufalitsoeng e le YIG.
2. Yttrium tšepe garnet magneto-optical lintho tse bonahalang
Yttrium iron garnet (YIG) e qalile ho fumanoa ke Bell Corporation ka 1956 e le kristale e le 'ngoe e nang le liphello tse matla tsa magneto-optical. Magnetized yttrium iron garnet (YIG) e na le tahlehelo ea matla a khoheli ka litaelo tse 'maloa tsa boholo bo tlase ho feta ferrite efe kapa efe sebakeng sa maqhubu a phahameng haholo, e leng se etsang hore e sebelisoe haholo joalo ka thepa ea polokelo ea tlhahisoleseling.
3. Phahameng Doped Bi Series Rare Earth Tšepe Garnet Magneto Optical Materials
Ka nts'etsopele ea theknoloji ea puisano ea optical, litlhoko tsa boleng ba phetiso ea tlhahisoleseling le bokhoni le tsona li eketsehile. Ho ea ka pono ea lipatlisiso tsa lintho tse bonahalang, hoa hlokahala ho ntlafatsa ts'ebetso ea lisebelisoa tsa magneto-optical e le motheo oa li-isolator, e le hore ho potoloha ha bona ha Faraday ho na le mocheso o monyenyane oa mocheso le botsitso bo boholo ba wavelength, e le ho ntlafatsa botsitso ba ho itšehla thajana ha lisebelisoa. mocheso le maqhubu a fetoha. Likristale tse le 'ngoe le lifilimi tse tšesaane e se e le sepheo sa lipatlisiso.
Bi3Fe5O12 (BiG) filimi e le 'ngoe e tšesaane ea kristale e tlisa tšepo bakeng sa nts'etsopele ea li-isolator tse nyane tse kopaneng tsa magneto optical. Ka 1988, T Kouda et al. e fumane Bi3FesO12 (BiIG) lifilimi tse tšesaane tse le 'ngoe tsa kristale ka lekhetlo la pele li sebelisa mokhoa o sebetsang oa plasma sputtering deposition RIBS (reaction lon bean sputtering). Ka mor'a moo, United States, Japane, Fora, le ba bang ka katleho fumana Bi3Fe5O12 le phahameng Bi doped ka seoelo lefatše tšepe garnet magneto-optical lifilimi sebelisa mekhoa e sa tšoaneng.
4. Ce doped ka seoelo lefatše tšepe garnet thepa magneto-optical
Ha ho bapisoa le lisebelisoa tse sebelisoang ka tloaelo tse kang YIG le GdBiIG, Ce doped rare earth iron garnet (Ce: YIG) e na le litšobotsi tsa sebaka se seholo sa ho potoloha ha Faraday, mocheso o tlaase oa mocheso, ho monya ka tlaase, le theko e tlaase. Hajoale ke mofuta o mocha o tšepisang ka ho fetesisa oa Faraday rotation magneto-optical material.
Tšebeliso ea Lisebelisoa tsa Rare Earth Magneto Optic
Lisebelisoa tsa kristale ea Magneto optical li na le phello ea bohlokoa ea Faraday e hloekileng, coefficient e tlase ea ho monya ho wavelengths, le matla a phahameng a makenete le matla a ho kenella. E sebelisoa haholo ho hlahisoeng ha li-isolators tsa optical, optical non-reciprocal components, magneto optical memory le magneto optical modulators, puisano ea fiber optic le lisebelisoa tse kopantsoeng tsa optical, polokelo ea k'homphieutha, ts'ebetso ea logic le phetisetso, lipontšo tsa magneto Optical, magneto optical recording, lisebelisoa tse ncha tsa microwave. , laser gyroscopes, joalo-joalo Ka ho sibolloa ho tsoelang pele ha lisebelisoa tsa kristale tsa magneto-optical, mefuta e mengata ea lisebelisoa tse ka sebelisoang le ho etsoa le eona e tla eketseha.
(1) Optical isolator
Litsamaisong tsa optical tse kang puisano ea fiber optic, ho na le leseli le khutlelang mohloling oa laser ka lebaka la libaka tse bonahatsang likarolo tse sa tšoaneng tseleng ea optical. Leseli lena le etsa hore khanya ea leseli e hlahisoang ke mohloli oa laser e se tsitse, e bakang lerata la optical, 'me e fokotsa haholo matla a phetisetso le sebaka sa puisano sa matšoao a puisano ea fiber optic, ho etsa hore sistimi ea optical e se tsitse ts'ebetsong. Sesebelisoa sa optical isolator ke sesebelisoa sa "passive Optical" se lumellang leseli le sa lekanyetsoang hore le fete, 'me molao-motheo oa eona o sebetsa o ipapisitse le ho se lekane ha ho potoloha ha Faraday. Leseli le bonahatsoang ka li-fiber optic echoes le ka aroloa hantle ke li-isolators tsa optical.
(2) Magneto optic current tester
Tsoelopele e potlakileng ea indasteri ea sejoale-joale e hlahisitse litlhoko tse phahameng bakeng sa phetisetso le ho lemoha li-grid tsa motlakase, 'me mekhoa ea khale ea ho lekanya matla a phahameng le a holimo hona joale a tla tobana le mathata a maholo. Ka nts'etsopele ea theknoloji ea fiber optic le mahlale a lintho tse bonahalang, bahlahlobi ba hona joale ba magneto-optical ba fumane tlhokomelo e pharaletseng ka lebaka la bokhoni ba bona bo botle ba ho pata le ho thibela ho kena-kenana, ho nepahala ha tekanyo e phahameng, miniaturization e bonolo, 'me ha ho na likotsi tse ka bang teng tsa ho phatloha.
(3) Sesebelisoa sa Microwave
YIG e na le litšobotsi tsa mohala o moqotetsane oa ferromagnetic resonance, sebopeho se teteaneng, botsitso bo botle ba mocheso, le tahlehelo e nyane haholo ea sebopeho sa motlakase ka maqhubu a phahameng. Litšobotsi tsena li etsa hore e tšoanelehe bakeng sa ho etsa lisebelisoa tse fapaneng tsa microwave tse kang li-high-frequency synthesizer, li-bandpass filters, li-oscillator, li-driver toning tsa AD, joalo-joalo. E 'nile ea sebelisoa haholo ho sehlopha sa maqhubu a microwave tlas'a sehlopha sa X-ray. Ho feta moo, likristale tsa magneto-optical li ka boela tsa etsoa lisebelisoa tsa magneto-optical tse kang lisebelisoa tse nang le sebōpeho sa selikalikoe le lipontšo tsa magneto-optical.
(4) Mohopolo oa Magneto optical
Ho theknoloji ea ts'ebetso ea tlhahisoleseling, mecha ea litaba ea magneto-optical e sebelisoa bakeng sa ho rekota le ho boloka tlhahisoleseling. Magneto optical storage ke moetapele oa polokelo ea optical, e nang le litšoaneleho tsa bokhoni bo boholo le phapanyetsano ea mahala ea polokelo ea optical, hammoho le melemo ea ho ngola hape ho ka hlakolohang ha polokelo ea makenete le lebelo la phihlello le ts'oanang le li-drive tse thata tsa makenete. Karolelano ea ts'ebetso ea litšenyehelo e tla ba senotlolo sa hore na li-disk tsa magneto optical li ka lebisa tsela.
(5) TG kristale e le 'ngoe
TGG ke kristale e entsoeng ke Fujian Fujing Technology Co., Ltd. (CASTECH) ka 2008. Melemo ea eona e ka sehloohong: TGG kristale e le 'ngoe e na le magneto-optical constant e kholo, conductivity e phahameng ea mocheso, tahlehelo e tlaase ea optical, le moeli o phahameng oa tšenyo ea laser, le e sebelisoa haholo ho matlafatso ea maemo a mangata, mehele, le lilase tsa ente ea peo joalo ka YAG le T-doped safire.
Nako ea poso: Aug-16-2023