Amakuru
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Safira iguha icyerekezo cy'icyubahiro kidasubira inyuma
1: Safira iguha icyerekezo cy'ishuri kidasubira inyuma ya Safira na Ruby biri mu "corundum" imwe kandi byagize uruhare runini mu mico itandukanye hirya no hino ku isi kuva kera. Nk'ikimenyetso cy'ubudahemuka, ubwenge, ubwitange n'amahirwe, Safira...Soma byinshi -
Ni gute wamenya safiro y'icyatsi kibisi na emerald?
Safira y'icyatsi kibisi na safira y'icyatsi kibisi, ni amabuye y'agaciro amwe, ariko imiterere ya safira iragaragara cyane, hari uduce twinshi tw'umwimerere, imiterere y'imbere ni iy'urusobe, kandi ibara rirabagirana kurusha safira y'icyatsi kibisi. Safira y'amabara atandukanye na safira kuko umusaruro wayo...Soma byinshi -
Ni gute wamenya safiro y'umuhondo na diyama y'umuhondo?
Diyama y'umuhondo Hari ikintu kimwe gusa cyo gutandukanya imitako y'umuhondo n'ubururu na diyama y'umuhondo: ibara ry'umuriro. Mu kuzunguruka kw'urumuri rw'amabuye y'agaciro, ibara ry'umuriro ni diyama ikomeye y'umuhondo, ubururu bw'umuhondo nubwo ibara riba ryiza, ariko iyo ibara ry'umuriro rimaze gushya, uhura na diyama ...Soma byinshi -
Ni gute wamenya safiro y'umuhengeri na ametisiti?
Impeta ya ametiste ya De Grisogono iracyatangaje cyane, ariko iyo uhuye na safiro imwe y'umuhengeri, ugomba kunama umutwe. Iyo urebye imbere mu ibuye ufite ikirahuri gisa n'ikirahure, uzasanga ametiste isanzwe igaragaza agatambaro k'amabara, mu gihe safiro y'umuhengeri nta...Soma byinshi -
Ni gute wamenya ubwoko bw'umutuku wa safiro n'umutuku wa rose?
Impeta ya Tiffany & Co. Impeta y'umuhondo ya platine Impeta y'umuhondo ya platine ikunze kwitiranywa n'agaciro k'ubururu bw'umuhondo, itandukaniro rikomeye hagati yayo yombi ni amabara menshi. Amabuye ya safiro y'umuhondo (corundum) ni dichroic, hamwe na spectroscope iturutse ahantu hatandukanye h'amabuye y'agaciro yerekana amabara atandukanye y'umuhondo, na spinel ...Soma byinshi -
Siyansi | ibara rya safiro: akenshi mu "isura" haramba
Niba gusobanukirwa safiro bitaragera kure cyane, abantu benshi bazibwira ko safiro ishobora kuba ibuye ry'ubururu gusa. Rero nyuma yo kubona izina rya "safiriro ry'amabara", uzibaza uti, safiro ishobora gute guhindurwa ibara? Ariko, ndizera ko abakunzi benshi b'amabuye y'agaciro bazi ko safiro ari ikintu cy'ingenzi cyane...Soma byinshi -
Impeta 23 nziza zo gusezerana za Safira
Niba uri umugeni ushaka guca umuco w'impeta yawe yo gusezerana, impeta yo gusezerana ya safiro ni uburyo bwiza cyane bwo kubikora. Yakunzwe na Princess Diana mu 1981, none ubu ni Kate Middleton (wambaye impeta yo gusezerana ya nyakwigendera), safiro ni amahitamo y'imitako y'ibwami. ...Soma byinshi -
Safiro: Ibuye ry'amavuko rya Nzeri riboneka mu mabara menshi
Ibuye ry'amavuko rya Nzeri Ibuye ry'amavuko rya Nzeri, safiro, ni iry'umuryango w'ibuye ry'amavuko rya Nyakanga, rubi. Zombi ni ubwoko bwa corundum y'amabuye y'agaciro, ubwoko bwa crystalline ya aluminium oxyde. Ariko corundum itukura ni rubi. Kandi izindi nyoni zose nziza za corundum ni safiro. Corundum zose, harimo na sapphire...Soma byinshi -
Amabuye y'agaciro afite amabara menshi ugereranije na polykromie y'amabuye y'agaciro! Rubi yanjye yahindutse orange iyo uyirebye uhagaze?
Birahenze cyane kugura ibuye rimwe! Ese nshobora kugura amabuye y'agaciro abiri cyangwa atatu afite amabara atandukanye ku giciro cya rimwe? Igisubizo ni uko niba ibuye ry'agaciro ukunda ari iry'agaciro kenshi - rishobora kukwereka amabara atandukanye mu mfuruka zitandukanye! None se amoko menshi ni iki? Ese amabuye y'agaciro menshi bivuze...Soma byinshi -
Laser ya titanium ya Femtosecond ifite amahame y'ingenzi agenga imikorere
Femtosecond laser ni laser ikora mu mitsi ifite igihe gito cyane (amasegonda 10-15) n'imbaraga zo hejuru cyane. Ntabwo idufasha gusa kubona ubushobozi bwo kureba mu gihe gito cyane, ahubwo, kubera imbaraga zayo zo hejuru cyane, yateye imbere cyane mu nzego zitandukanye z'inganda. Femtosecond titanium ...Soma byinshi -
Inyenyeri izamuka mu ruganda rwa semiconductor rwo mu gisekuru cya gatatu: Gallium nitride ingingo nyinshi nshya zo gukura mu gihe kizaza
Ugereranyije n'ibikoresho bya silicon carbide, ibikoresho by'amashanyarazi bya gallium nitride bizagira inyungu nyinshi mu bihe aho imikorere myiza, inshuro, ingano n'ibindi bintu birambuye bikenewe icyarimwe, nk'ibikoresho bishingiye kuri gallium nitride byakoreshejwe neza...Soma byinshi -
Iterambere ry'inganda za GaN zo mu gihugu ryihutishijwe
Gukoresha ibikoresho by'amashanyarazi bya Gallium nitride (GaN) biri kwiyongera cyane, biyobowe n'abacuruzi b'ibikoresho by'ikoranabuhanga bo mu Bushinwa, kandi isoko ry'ibikoresho by'amashanyarazi bya GaN ryitezwe kugera kuri miliyari 2 z'amadolari mu 2027, rivuye kuri miliyoni 126 z'amadolari mu 2021. Kuri ubu, urwego rw'ibikoresho by'amashanyarazi rukoreshwa n'abaguzi ni rwo rutera imbere cyane muri gallium ni...Soma byinshi