Isi iyi ọkụ multiwavelength na mpempe akwụkwọ dị larịị

Ogologo ogologoìhè isi iyina mpempe akwụkwọ

Ngwa anya ibe bụ ihe na-apụghị izere ezere ụzọ na-aga n'ihu Moore Iwu, aghọwo nkwenye nke academia na ụlọ ọrụ, ọ nwere ike n'ụzọ dị irè dozie ọsọ na ike oriri nsogbu chere ihu electronic ibe, na-atụ anya subvert ọdịnihu nke ọgụgụ isi Mgbakọ na ultra-elu-ọsọ.ngwa anya nkwurịta okwu. N'afọ ndị na-adịbeghị anya, ọganihu dị mkpa na nkà na ụzụ na fotonic nke dabeere na silicon na-elekwasị anya na mmepe nke microcavity soliton ngwa anya ugboro combs, nke nwere ike ịmepụta otu ugboro ugboro combs site na anya microcavities. N'ihi uru ya nke njikọta dị elu, ụdị dị iche iche na ugboro ugboro ugboro ugboro, mgbawa larịị microcavity soliton ìhè isi nwere ike ngwa na nnukwu ikike nkwurịta okwu, spectroscopy,fotonic microwave, nkenke nha na mpaghara ndị ọzọ. Na mkpokọta, arụmọrụ ntughari nke microcavity otu soliton ngwa anya ugboro mbo na-ejikarị oke dị mkpa nke microcavity anya. N'okpuru ike mgbapụta a kapịrị ọnụ, ike mmepụta nke microcavity otu soliton ngwa anya ugboro comb na-enwekarị oke. Iwebata sistemu nkwalite ngwa anya mpụga ga-emetụta oke mgbama na mkpọtụ. Ya mere, profaịlụ dị larịị nke microcavity soliton opticalfrequency comb abụrụla ịchụso ubi a.

N'oge na-adịbeghị anya, otu ndị na-eme nchọpụta na Singapore enwewo ọganihu dị mkpa n'ọhịa nke ọkụ ọkụ multi-wavelength na mpempe akwụkwọ dị larịị. Ndị otu nyocha ahụ mepụtara mgbawa microcavity ngwa anya nwere oghere dị larịị, sara mbara yana nso mgbasa efu, wee jiri njiko ihu nke ọma chịkọta mgbawa ngwa anya nke ọma (mfu njikọ na-erughị 1 dB). Dabere na mgbawa anya microcavity mgbawa, ike thermo-optical mmetụta na ngwa anya microcavity na-emeri site teknuzu atụmatụ nke abụọ pumping, na multi-wavelength ìhè isi iyi na flat spectral mmepụta na-ghọtara. Site na sistemu njikwa nzaghachi, sistemu isi mmalite soliton nwere ọtụtụ wavelength nwere ike ịrụ ọrụ nke ọma karịa awa 8.

Nsonaazụ dị iche iche nke isi iyi ọkụ dị ihe dị ka trapezoidal, nkwughachi ugboro bụ ihe dị ka 190 GHz, ụdịdị dị larịị na-ekpuchi 1470-1670 nm, flatness bụ ihe dịka 2.2 dBm (ọkọlọtọ ọkọlọtọ), na steepụ dị larịị nwere 70% nke ihe niile. spectral nso, na-ekpuchi eriri S+C+L+U. Enwere ike iji nsonaazụ nyocha na njikọta ngwa anya dị elu na akụkụ dị elungwa anyausoro kọmputa. Dị ka ihe atụ, na nnukwu-ike nkwurịta okwu ngosipụta usoro dabere na microcavity soliton comb isi iyi, ugboro comb otu na nnukwu ike dị iche iche ihu nsogbu nke ala SNR, mgbe soliton isi iyi na flat spectral mmepụta nwere ike imeri nsogbu a n'ụzọ dị irè ma nyere aka melite SNR na nhazi ozi ngwa anya, nke nwere mkpa injinia dị mkpa.

Ọrụ ahụ, akpọrọ "Flat soliton microcomb source," ka ebipụtara dị ka akwụkwọ mkpuchi na Opto-Electronic Science dịka akụkụ nke okwu "Digital na Intelligent Optics".

Fig 1. Multi-wavelength ìhè iyi mmezu atụmatụ na ewepụghị efere