Lithii Niobate Crystal et eius Applications brevis Recensio - Pars 4: Lithium Niobate Crystal Lithium Near-Stoichiometricum

Lithii Niobate Crystal et eius Applications brevis Recensio - Pars 4: Lithium Niobate Crystal Lithium Near-Stoichiometricum

Compararinormalis LNcrystallo(CLN)eadem compositione defectus lithii in near-stoichiometricLNcrystallo(SLN)ducit ad significantem diminutionem cancellorum defectuum, et multae proprietates secundum quod mutantur.Tabula sequenti pelagus enumeratdifferentiaecorporis proprietates.

Comparatio Propertii inter CLN et SLN

Property

CLN

SLN

Birefringence /633nm

-0

-0.0974 (Li2O=49.74mol%)

EO coefficiens /pmV-1

r61=6.07

r61=9.89 (Li2O=49.95mol%)

Coefficiens Nonlinear /pmV-1

d33= 19.5

d33= 23.8

Photorefractive satietatem

1×10-5

10×10-5 (Li2O=49.8mol%)

Photorefractive responsio tempus / s *

centum

~0.6 (Li2O=49.8mol%, Iron-doped)

Photorefractiva resistentia / kWcm-2

100

104 (Li2O=49.5-48.2mol%, 1.8mol% MgO doped)

Domain flip electrica agro intensionem / kVmm-1

21

5 (Li2O=49.8mol%)

 

ComparariCLNeadem compositione maxime proprietatumSLNvariis gradibus emendatis.Optimization potiores includit:

(1) Whether photorefractive doping, anti-photorefractive doping or laser-activated ion doping;SLN hassensitivo effectus moderatio perficiendi.Kong et al.invenit cum [Li]/[Nb] ad 0.995 et magnesium contentum 1.0mol%, resistentia photorefractivaSLNpotest pervenire XXVI MW / cm *2, quod est 6 ordines magnitudinis altiores quam qCLNeadem compositione.Photorefractiva doping et laser-ion doping etiam similes effectus habent.

secundo, quantum ad numerum defectuum cancellorumSLNcrystallum signanter decrescit, ita coercitio campi vis crystalli, et intentione requisita ad polarizationem conversionis decrescit circiter 21 kV/mm.(of CLN)ad 5 kV/mm circiter, quod valde utile est ad machinas superlattice conficiendas.Praeterea structura electrici electriciSLNis more regular and the domain walls are nitidius.

(3)Multi photoelectricproprietatibus of *SLNsunt etiam valde meliores, ut coefficientes electro-opticusr61aucta 63%, coefficiens nonlinearibus aucta 22%, birefringentia crystalli aucta 43% (necem 632.8 nm), subcinctus caeruleusof UV*effusio ora, etc.

LN Crystal-WISOPTIC

crystallum in domo (www.wisoptic.com) explicant SLN (prope-stoichiometric LN)


Post tempus: Jan-11-2022