Li-photonics tse thehiloeng ho silicon hajoale li nkuoa e le sethala sa lifoto tsa moloko o latelang bakeng sa likhokahano tse kentsoeng.Leha ho le joalo, nts'etsopele ea li-modulator tse sebetsang hantle le tse tlase tsa matla e ntse e le phephetso.Mona re tlaleha phello e kholo ea electro-optical lilibeng tsa Ge/SiGe tse kopantsoeng le quantum.Phello ena e tšepisang e ipapisitse le phello e makatsang ea quantum Stark ka lebaka la ho koalloa ka thoko ha lielektrone le masoba lilibeng tse kopaneng tsa Ge/SiGe quantum.Ketsahalo ena e ka sebelisoa ho ntlafatsa haholo ts'ebetso ea li-modulator tse bobebe ha li bapisoa le mekhoa e tloaelehileng e ntlafalitsoeng ho fihlela joale ho silicon photonics.Re lekanyelitse liphetoho ho index ea refractive ho fihlela ho 2.3 × 10-3 ho voltage ea bias ea 1.5 V ka mokhoa o ts'oanang oa ho feto-fetoha ha VπLπ ea 0.046 Vcm.Pontšo ena e bula tsela bakeng sa nts'etsopele ea li-modulator tse sebetsang hantle tsa lebelo le phahameng tse thehiloeng ho lisebelisoa tsa Ge/SiGe.
Nako ea poso: Jun-06-2023