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Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 8: Iyo Acoustic Kushandisa kweLN Crystal
Ikozvino 5G deployment inosanganisira sub-6G bhendi ye3 kusvika 5 GHz uye millimeter wave bhendi ye24 GHz kana kupfuura.Kuwedzera kweiyo frequency yekukurukurirana hakungodi kuti piezoelectric zvimiro zvekristaro zvinhu zvigutsikane, asi zvinodawo mawafer akatetepa uye madiki emagetsi akapindirana...Verenga zvimwe -
Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 7: Iyo Dielectric Superlattice yeLN Crystal
Muna 1962, Armstrong et al.akatanga akurudzira pfungwa yeQPM (Quasi-phase-match), iyo inoshandisa inverted lattice vector inopiwa ne superlattice kutsiva kusawirirana kwechikamu mune optical parametric process.Iyo polarization nzira yeferroelectrics inopesvedzera iyo isiri mutsara polarization mwero χ2....Verenga zvimwe -
Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 6: Iyo Optical Kushandisa kweLN Crystal
Pamusoro peiyo piezoelectric mhedzisiro, iyo photoelectric mhedzisiro yeLN crystal yakapfuma kwazvo, pakati payo iyo electro-optical effect uye nonlinear optical effect ine yakatanhamara mashandiro uye inonyanya kushandiswa.Uyezve, LN crystal inogona kushandiswa kugadzirira yepamusoro-soro optical waveguide neproton...Verenga zvimwe -
Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 5: Kushandiswa kweiyo piezoelectric mhedzisiro yeLN Crystal.
Lithium niobate crystal ndeye yakanakisa piezoelectric zvinhu ine zvinotevera zvimiro: yakakwira Curie tembiricha, yakaderera tembiricha coefficient ye piezoelectric effect, yakakwira electromechanical coupling coefficient, yakaderera dielectric kurasikirwa, yakagadzikana yemuviri uye makemikari zvivakwa, ...Verenga zvimwe -
Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 4: Pedyo-Stoichiometric Lithium Niobate Crystal
Kuenzaniswa neyakajairwa LN crystal (CLN) neyakafanana kuumbwa, kushaikwa kwe lithium iri pedyo-stoichiometric LN crystal (SLN) kunotungamirira kukudzikisira kukuru kwekuremara kwelattice, uye zvinhu zvakawanda zvinoshanduka zvichienderana.Tafura inotevera inoronga misiyano mikuru yezvimiro zvemuviri.Comp...Verenga zvimwe -
Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 3: Anti-photorefractive Doping yeLN Crystal
Photorefractive mhedzisiro ndiyo hwaro hweholographic optical application, asi zvakare inounza matambudziko kune mamwe maapplication ekushandisa, saka kuvandudza iyo photorefractive kuramba yelithium niobate crystal yakabhadharwa zvakanyanya, pakati peiyo doping regulation ndiyo inonyanya kukosha nzira.Mu...Verenga zvimwe -
Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 2: Pfupiso yeLithium Niobate Crystal
LiNbO3 haiwanikwe mune zvakasikwa seyakasikwa mineral.Iyo crystal structure ye lithium niobate (LN) makristasi yakatanga kutaurwa naZachariasen muna 1928. Muna 1955 Lapitskii naSimanov vakapa lattice parameters ye hexagonal uye trigonal systems yeLN crystal neX-ray powder diffraction analysis.Muna 1958...Verenga zvimwe -
Pfupi Ongororo yeLithium Niobate Crystal uye Zvishandiso Zvayo - Chikamu 1: Nhanganyaya
Lithium Niobate (LN) crystal ine yakakwira spontaneous polarization (0.70 C/m2 patembiricha yepakamuri) uye icrystal yeferroelectric ine tembiricha yepamusoro yeCurie (1210 ℃) yawanikwa kusvika parizvino.LN crystal ine maitiro maviri anokwezva kutarisisa.Chekutanga, ine akawanda super photoelectric mhedzisiro ...Verenga zvimwe -
Ruzivo rwekutanga rweCrystal Optics, Chikamu 2: optical wave phase velocity uye optical linear velocity.
Velocity apo monochromatic plane wave front inopararira nenzira yainojaira inonzi phase velocity ye wave.Sipidhi inofamba simba rechiedza inonzi ray velocity.Kwainofamba chiedza sezvinoonekwa neziso remunhu ndiyo nzira iri mu ...Verenga zvimwe -
Ruzivo Rwekutanga rweCrystal Optics, Chikamu 1: Tsanangudzo yeCrystal Optics
Crystal optics ibazi resainzi rinoongorora kupararira kwechiedza mukiristaro imwe chete uye zvine chekuita nazvo.Kupararira kwechiedza mu cubic crystals is isotropic, haina kusiyana neiyo mune homogeneous amorphous crystals.Mune mamwe matanhatu ekristaro masisitimu, akajairika hunhu ...Verenga zvimwe -
Kufambira mberi kwekutsvagisa kweElectro-Optic Q-Akachinja Makristasi - Chikamu 8: KTP Crystal
Potassium titanium oxide phosphate (KTiOPO4, KTP kwenguva pfupi) crystal is an nonlinear optical crystal ine zvinhu zvakanakisa.Iyo ndeye orthogonal crystal system, point group mm2 uye space group Pna21.YeKTP yakagadziridzwa neinoyerera nzira, iyo yakakwira conductivity inodzikamisa kushanda kwayo kunoshanda i...Verenga zvimwe -
Kufambira mberi kwekutsvagisa kweElectro-Optic Q-Switched Crystals - Chikamu 7: LT Crystal
Iyo crystal chimiro che lithium tantalate (LiTaO3, LT kwenguva pfupi) yakafanana neLN crystal, ye cubic crystal system, 3m point group, R3c space group.LT crystal ine yakanakisa piezoelectric, ferroelectric, pyroelectric, acousto-optic, electro-optic uye nonlinear optical properties.LT cr...Verenga zvimwe
