2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Vim lawv daim ntawv thov dav, interferometers tuaj nyob rau hauv ntau yam duab thiab ntau thiab tsawg. Lawv tau siv los ntsuas txhua yam los ntawm qhov hloov pauv me tshaj plaws nyob rau saum npoo ntawm cov kab mob microscopic, mus rau cov qauv ntawm kev nthuav dav ntawm cov pa roj thiab hmoov av nyob hauv lub ntiaj teb uas nyob deb, thiab tam sim no, txhawm rau txheeb xyuas cov nthwv dej gravitational.
Cov interferometers yog dab tsi?
interferometers yog dab tsi? Lub xeev-of-the-art interferometer tuaj yeem ntsuas qhov deb li ntawm 1 nanometer(ib billionth ntawm ib lub meter, uas yog hais txog qhov dav ntawm 10 hydrogen atoms), tab sis zoo li lwm yam. kev ntsuas, nws raug yuam kev.
Muaj pes tsawg hom interferometers muaj?
Muaj ob hom ntawm laser interferometer lawv yog homodyne thiab heterodyne ib homodyne interferometer siv ib zaug laser qhov chaw, qhov heterodyne interferometer siv lub laser qhov chaw nrog ob zaus ze.
Yuav siv li cas ntawm Michelson interferometer?
Lub Michelson interferometer thiab nws cov kev hloov kho yog siv hauv kev lag luam kho qhov muag rau ntsuas lo ntsiab muag thiab prisms, rau ntsuas qhov ntsuas ntawm qhov cuam tshuam, thiab tshuaj xyuas cov ntsiab lus feeb ntawm qhov chaw (microtopographies). Cov cuab yeej muaj ib daim iav ib nrab-silvered uas faib lub teeb teeb rau hauv ob qhov sib npaug, …
Qhov ntsuas twg yog siv los soj ntsuam cov qauv fringe hauv qhov kev sim no?
Optical interferometer,ntsuas qhov ntsuas qhov tseeb rau cov kab teeb ntawm lub teeb ntawm cov yam ntxwv xws li qhov ntev, qhov tsis sib xws, thiab qhov ntsuas ntawm refraction. Qhov kev cuam tshuam no tshwm sim raws li tus qauv ntawm lub teeb thiab tsaus nti hu ua cuam tshuam fringes. …
Pom zoo:
Lub tsom iav siv lead ua nyob rau hauv mzulft nyob qhov twg?
Lub Focusing Crystal tuaj yeem pom hauv cov khoom muag ntawm Falmer. Nws tuaj yeem yooj yim rau kev saib xyuas cov yeeb ncuab uas koj tua thiab ua rau tsis meej pem hauv qhov kev tshawb nrhiav "Qhia kom pom qhov tsis pom" thaum koj nrhiav tsis tau lub Crystal.
Txawm li cas los xij siv nyob rau hauv kab lus nyob qhov twg?
'Txawm li cas los xij' siv tau rau koom ob kab lus yooj yim los ua kab lus sib xyaw. 'Txawm li cas los xij' qhia tias kev sib raug zoo ntawm ob lub ntsiab lus ywj pheej yog ib qho kev sib piv lossis kev tawm tsam. Cov engineers tau thov tias tus choj muaj kev nyab xeeb;
Kev tsis ncaj ncees nyob qhov twg yog qhov hem rau kev ncaj ncees nyob txhua qhov chaw?
Martin Luther King tau hais tias: “Kev tsis ncaj ncees nyob txhua qhov chaw yog kev hem thawj rau kev ncaj ncees nyob txhua qhov chaw. Peb raug ntes nyob rau hauv ib tug inescapable network ntawm kev sib nrig sib pab, khi nyob rau hauv ib lub tsoos tsho ntawm txoj hmoo.
Qhov twg yog qhov tsis txaus ntseeg nyob qhov twg?
Yuav muaj ob lub cev tsis zoo nyob rau hauv lub midbrain. Lawv yog symmetrically positioned, ib tug nyob rau ntawm ob sab ntawm lub midline ntawm lub hlwb, thiab lawv tsim ob lub pob nyob rau hauv lub posterior nto ntawm lub paj hlwb nyob rau hauv qab ntawm lub superior colliculi.
Qhov twg tag nrho cov nqi hluav taws xob nyob ntawm qhov kev siv nyiaj siab tshaj plaws yog qhov twg?
marginal utility is zero. Tag nrho cov nqi hluav taws xob yog siab tshaj thaum marginal utility yog xoom. Qhov no yog vim muaj ntau txoj cai ntawm kev txo qis marginal utility uas hais tias tus neeg siv khoom noj ntau thiab ntau qhov zoo, qhov ntxiv rau tag nrho cov nqi hluav taws xob poob.
