Izindaba
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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. Iringi ye-spinel ephinki ku-platinum I-Pink spinel ivamise ukwenziwa iphutha njengegugu eliluhlaza okwesibhakabhaka, umehluko omkhulu phakathi kwakho kokubili i-multicolor. Amasafire apinki (i-corundum) ayi-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 -
Ukuthuthukiswa komkhakha wasekhaya we-GaN kusheshisiwe
Ukwamukelwa kwedivayisi yamandla e-Gallium nitride (GaN) kukhula kakhulu, okuholwa abathengisi bama-electronics abathengi baseShayina, futhi imakethe yamadivayisi we-GaN kagesi kulindeleke ukuthi ifinyelele ku-$ 2 billion ngo-2027, isuka ku-$ 126 million ngo-2021. Njengamanje, umkhakha we-electronics abathengi umshayeli omkhulu we-gallium ni...Funda kabanzi -
Uhlolojikelele lwemakethe yemishini yokukhula ye-Sapphire crystal
I-Sapphire crystal material ibalulekile embonini yesimanje. Inezici ezinhle kakhulu ze-optical, izakhiwo zemishini nokuzinza kwamakhemikhali, amandla aphezulu, ubulukhuni kanye nokumelana nokugqwala. Ingasebenza ezingeni lokushisa eliphezulu elicishe libe ngu-2,000 ℃, futhi ine-g...Funda kabanzi -
Ukunikezwa okuzinzile kwesikhathi eside kwesaziso esingu-8inch SiC
Njengamanje, inkampani yethu ingaqhubeka nokuhlinzeka ngeqoqo elincane lama-wafers e-SiC ohlobo lwe-8inchN, uma unezidingo zesampula, sicela ukhululeke ukuxhumana nami. Sinesampula yamawafa alungele ukuthunyelwa. ...Funda kabanzi