Izindaba
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Ukuchazwa okujulile kwe-semiconductor yesizukulwane sesithathu - i-silicon carbide
Isingeniso se-silicon carbide I-Silicon carbide (i-SiC) iyinto ehlanganisiwe ye-semiconductor eyenziwe nge-carbon ne-silicon, okungenye yezinto ezikahle zokwenza ukushisa okuphezulu, imvamisa ephezulu, amandla aphezulu kanye namadivayisi aphezulu kagesi. Uma kuqhathaniswa nendabuko ...Funda kabanzi -
I-Sapphire ikunikeza umuzwa wekilasi ongasali ngemuva
1:Isafire ikunikeza umuzwa wesigaba esingawi ngemuva kweSapphire futhi irubi ingeye "corundum" efanayo futhi idlale indima ebalulekile emasikweni ahlukene emhlabeni jikelele kusukela kudala. Njengophawu lokwethembeka, ukuhlakanipha, ukuzinikela kanye nokulunga, i-sapp...Funda kabanzi -
Indlela yokubona isafire eluhlaza ne-emerald?
I-Emerald Green isafire ne-emerald, zingamatshe ayigugu afanayo, kodwa izici ze-emerald zisobala kakhulu, imifantu eminingi yemvelo, isakhiwo sangaphakathi siyinkimbinkimbi, futhi umbala ugqamile kunesafire eluhlaza. Amasafire anombala ahlukile kumasafire ngokuthi umkhiqizo wawo...Funda kabanzi -
Ungayibona kanjani isafire ephuzi nedayimane eliphuzi?
Idayimane eliphuzi Kunento eyodwa kuphela yokuhlukanisa amagugu aphuzi naluhlaza okwesibhakabhaka kumadayimane aphuzi: umbala womlilo. Ekujikelezeni komthombo wokukhanya wetshe eliyigugu, umbala womlilo uyidayimane eliqinile eliphuzi, umcebo ophuzi okwesibhakabhaka nakuba umbala muhle, kodwa uma umbala womlilo, uhlangana namadayimane ...Funda kabanzi -
Indlela yokubona isafire ebomvu ne-amethyst?
I-De Grisogono amethyst ring I-gem-grade amethiste isamangalisa kakhulu, kodwa uma uhlangana nesafire ensomi efanayo, kufanele ugobise ikhanda lakho. Uma ubheka ngaphakathi kwetshe ngengilazi yokukhulisa, uzothola ukuthi i-amethyst yemvelo izobonisa iribhoni yombala, kuyilapho isafire ensomi ingenzi...Funda kabanzi -
Indlela yokubona isafire epinki ne-pink spinel?
I-Tiffany& Co. Indandatho yomgogodla ephinki ku-platinum I-Pink spinel ivamise ukwenziwa iphutha njengegugu eliluhlaza okwesibhakabhaka, umehluko omkhulu phakathi kwakho kokubili i-multicolor. Amasafire apinki (i-corundum) ane-dichroic, ene-spectroscope evela ezindaweni ezahlukene zegem izobonisa izithunzi ezihlukene ze-pink, kanye ne-spinel ...Funda kabanzi -
Isayensi | isafire yombala: ngokuvamile ngaphakathi "kobuso" ihlala isikhathi eside
Uma ukuqonda kwesafire kungajulile kakhulu, abantu abaningi bazocabanga ukuthi isafire ingase ibe itshe eliluhlaza okwesibhakabhaka nje. Ngakho ngemva kokubona igama elithi "isafire enemibala", ngokuqinisekile uzozibuza, kanjani isafire ingaba nombala? Kodwa-ke, ngikholwa ukuthi iningi labathandi bamatshe ayigugu bayazi ukuthi isafire iwuhlobo...Funda kabanzi -
Izindandatho Zokuthembisana Ezingcono Kakhulu ezingama-23 zeSapphire
Uma uwuhlobo lomakoti ofuna ukwephula isiko ngendandatho yakho yokuthembisana umshado, indandatho yomshado yesafire iyindlela emangalisayo yokwenza kanjalo. Kwaduma uPrincess Diana ngo-1981, futhi manje uKate Middleton (ogqoka inkosazana engasekho indandatho yokuthembisana), amasafire ayikhethelo elisemthethweni lobucwebe. ...Funda kabanzi -
Isafire: Itshe lokuzalwa likaSepthemba liza ngemibala eminingi
Itshe lokuzalwa likaSepthemba Itshe lokuzalwa likaSepthemba, isafire, liyisihlobo setshe lokuzalwa likaJulayi, irubi. Zombili ziyizinhlobo ze-mineral corundum, uhlobo lwe-crystalline lwe-aluminium oxide. Kodwa i-corundum ebomvu i-ruby. Futhi zonke ezinye izinhlobo zekhwalithi yegem ye-corundum zingamasafire. Yonke i-corundum, kuhlanganise ne-sapp...Funda kabanzi -
Amatshe ayigugu anemibala eminingi vs i-gemstone polychromy! Irubi yami yaphenduka yaba owolintshi lapho ibhekwa mpo?
Kubiza kakhulu ukuthenga itshe eliyigugu elilodwa! Ngingakwazi ukuthenga amatshe ayigugu anemibala emibili noma emithathu ngenani elilodwa? Impendulo iwukuthi uma itshe lakho eliyigugu eliyintandokazi liyi-polychromatic - lingakubonisa imibala ehlukene ngama-engeli ahlukene! Ngakho-ke yini i-polychromy? Ingabe amatshe ayigugu e-polychromatic asho...Funda kabanzi -
Ama-laser gemstone we-Femtosecond titanium anezimiso zokusebenza ezibalulekile
I-Femtosecond laser iyilaser esebenza ngamapulses anesikhathi esifushane kakhulu (ama-10-15s) namandla aphezulu aphezulu. Ayigcini nje ngokusenza sikwazi ukuthola isixazululo sesikhathi esifushane kakhulu kodwa futhi, ngenxa yamandla ayo aphezulu, ithuthukiswe kakhulu emikhakheni eyahlukene yezimboni. I-titanium ye-femtosecond ...Funda kabanzi -
Inkanyezi ekhulayo ye-semiconductor yesizukulwane sesithathu: I-Gallium nitride amaphoyinti amaningana okukhula amasha esikhathini esizayo
Uma kuqhathaniswa namadivayisi we-silicon carbide, amadivayisi wamandla we-gallium nitride azoba nezinzuzo ezengeziwe ezimeni lapho ukusebenza kahle, imvamisa, ivolumu kanye nezinye izici ezibanzi zidingeka ngesikhathi esifanayo, njengamadivayisi asekelwe ku-gallium nitride asetshenziswe ngempumelelo...Funda kabanzi