Eo modulator Series: Nnukwu ọsọ, obere voltaji, obere lithium niobate mkpa ihe nkiri njikwa polarization

Eo modulatorUsoro: Nnukwu ọsọ, obere voltaji, obere nha lithium niobate thin film polarization akara ngwaọrụ

Ìhè ebili mmiri na free ohere (yana electromagnetic ebili mmiri nke ọzọ frequencies) bụ shiee ebili mmiri, na ntụziaka nke ịma jijiji nke ya electric na magnetik ubi nwere dị iche iche ekwe omume orientations na cross ngalaba perpendicular na ntụziaka nke propagation, nke bụ polarization onwunwe. nke ìhè. Polarization nwere uru ngwa dị mkpa na ngalaba nke nkwukọrịta ngwa anya, nchọpụta ụlọ ọrụ, biomedicine, nhụta anya ụwa, ndị agha ọgbara ọhụrụ, ụgbọ elu na oke osimiri.

N'okike, iji mee ka ịnyagharịa nke ọma, ọtụtụ ihe ndị dị ndụ ewepụtala usoro a na-ahụ anya nke nwere ike ịmata ọdịiche dị na polarization nke ìhè. Dịka ọmụmaatụ, aṅụ nwere anya ise (anya atọ otu, anya abụọ jikọtara ọnụ), nke ọ bụla n'ime ha nwere obere anya 6,300, bụ ndị na-enyere aṅụ aka inweta map nke polarization nke ìhè n'akụkụ niile na mbara igwe. Anụ nwere ike iji map polarization chọta ma duga ụdị nke ya n'ụzọ ziri ezi na ifuru ọ chọtara. Ụmụ mmadụ enweghị akụkụ ahụ physiological dị ka aṅụ ka ha na-amata ngbanwe nke ìhè, na ọ dị ha mkpa iji ngwá ọrụ arụrụ arụ na-ahụ ma na-emegharị nhụsianya nke ìhè. Otu ihe atụ bụ iji enyo polarizing na-eduzi ìhè sitere na onyonyo dị iche iche n'ime anya aka ekpe na aka nri na polarization perpendicular, nke bụ ụkpụrụ nke ihe nkiri 3D na sinima.

Mmepe nke ngwaọrụ njikwa ngwa anya dị elu bụ isi ihe na-emepe teknụzụ ngwa ọkụ. Ngwa njikwa polarization nke a na-ahụkarị gụnyere polarization state generator, scrambler, polarization analyzer, polarization controller, wdg N'ime afọ ndị na-adịbeghị anya, nkà na ụzụ na-emezigharị anya na-eme ka ọganihu dịkwuo elu ma na-abanye n'ime ọtụtụ mpaghara na-apụta nke dị oke mkpa.

Na-ewerengwa anya nkwurịta okwudịka ọmụmaatụ, na-akpali site n'ọchịchọ maka nnukwu nnyefe data na ebe data, ogologo oge na-ejikọta ọnụngwa anyaTeknụzụ nzikọrịta ozi na-eji nke nta nke nta na-agbasa na ngwa njikọ njikọ dị mkpụmkpụ nke na-enwe mmetụta dị ukwuu maka ọnụ ahịa na oriri ume, yana iji teknụzụ na-eme ihe ike nwere ike ibelata ọnụ ahịa na oriri ike nke sistemụ nkwurịta okwu ngwa anya dị mkpụmkpụ. Agbanyeghị, ugbu a, njikwa polarization na-enweta nke ọma site na akụrụngwa ngwa anya pụrụ iche, nke na-egbochi oke arụmọrụ yana mbelata ọnụ ahịa. Site na mmepe ngwa ngwa nke teknụzụ ntinye optoelectronic, njikọta na mgbawa bụ ihe dị mkpa na mmepe n'ọdịniihu nke ngwaọrụ njikwa anya polarization.
Otú ọ dị, ngwa anya waveguides akwadoro na omenala lithium niobate kristal nwere adịghị ike nke obere refractive index iche na ike njide ngwa anya ubi adịghị ike. N'otu aka ahụ, nha ngwaọrụ ahụ buru ibu, ọ na-esikwa ike izute mkpa mmepe nke ntinye. N'aka nke ọzọ, mmekọrịta electrooptical adịghị ike, na voltaji ụgbọala nke ngwaọrụ ahụ dị elu.

N'afọ adịbeghị anya,ngwaọrụ fotonicdabere na lithium niobate ihe nkiri ndị dị mkpa enweela ọganihu akụkọ ihe mere eme, na-enweta ọsọ ọsọ dị elu na voltaji ịkwọ ụgbọala dị ala karịa omenala.lithium niobate photonic ngwaọrụ, n'ihi ya, ụlọ ọrụ na-akwado ha. Na nyocha n'oge na-adịbeghị anya, mgbawa njikwa ihe njikwa anya na-enweta na lithium niobate thin film photonic integration platform, gụnyere polarization generator, scrambler, polarization analyzer, polarization controller na ndị ọzọ bụ isi ọrụ. Ihe ndị bụ isi nke ibe ndị a, dị ka ọsọ ọgbọ polarization, njedebe polarization, polarization perturbation ọsọ, na nha nha, etinyela ihe ndekọ ụwa ọhụrụ, ma gosipụta ọrụ dị mma na nnukwu ọsọ, ọnụ ala, enweghị mbelata parasitic modulation, na ala dị ala. mbanye voltaji. Nsonaazụ nyocha maka oge mbụ na-aghọta usoro nke arụmọrụ dị elulithium niobateNgwa njikwa ihe nleba anya ihe nkiri dị mkpa, nke mejupụtara nkeji abụọ bụ isi: 1. Polarization rotation/splitter, 2. Mach-zindel interferometer (nkọwa>), dị ka egosiri na eserese 1.


Oge nzipu: Dec-26-2023