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Ngwaahịa

Tungsten
Akara ngosi W
Oge na STP siri ike
Ebe agbaze 3695 K (3422 °C, 6192 °F)
Ebe isi mmiri 6203 K (5930 °C, 10706 °F)
Njupụta (dị nso rt) 19.3 g/cm3
Mgbe mmiri mmiri (na mp) 17.6 g/cm3
Okpomọkụ nke njikọta 52.31 kJ/mol[3][4]
Okpomọkụ nke vaporization 774 kJ/mol
Ike okpomọkụ molar 24.27 J/(mol·K)
  • Tungsten(VI) Oxide ntụ ntụ (Tungsten Trioxide & Blue Tungsten Oxide)

    Tungsten(VI) Oxide ntụ ntụ (Tungsten Trioxide & Blue Tungsten Oxide)

    Tungsten(VI) Oxide, nke a makwaara dị ka tungsten trioxide ma ọ bụ tungstic anhydride, bụ ihe mejupụtara kemịkalụ nwere oxygen na tungsten ígwè mgbanwe. Ọ na-agbaze na mmiri alkali na-ekpo ọkụ. A naghị agbaze na mmiri na asịd. Ọ na-agbaze ntakịrị na hydrofluoric acid.

  • Tungsten Carbide ntụ ntụ ntụ ntụ ntụ Cas 12070-12-1

    Tungsten Carbide ntụ ntụ ntụ ntụ ntụ Cas 12070-12-1

    Tungsten Carbidebụ otu n'ime ihe dị mkpa na klas nke ihe ndị na-adịghị n'ime carbon. A na-eji ya naanị ya ma ọ bụ ya na pasentị isii ruo iri abụọ nke ọla ndị ọzọ iji nye ígwè a kpụrụ akpụ ike, ịkpụcha akụkụ osisi na ihe eji egwu mmiri, na itinye aka n'ime isi ihe ndị na-agba egbe agha.

  • Cesium Tungsten Bronzes (Cs0.32WO3) Nnyocha Nkezi.99.5% Cas 189619-69-0

    Cesium Tungsten Bronzes (Cs0.32WO3) Nnyocha Nkezi.99.5% Cas 189619-69-0

    Ọla Cesium Tungsten(Cs0.32WO3) bụ ihe nano na-amịkọrọ ihe fọrọ nke nta ka ọ bụrụ infrared nwere obere ihe dị iche iche na mgbasa dị mma.Cs0.32WO3nwere ezigbo ọrụ nchekwa dị nso-infrared na nnyefe ọkụ dị elu a na-ahụ anya. Ọ nwere ike ịmịkọrọ ike na mpaghara dị nso-infrared (ogologo ebili mmiri 800-1200nm) na nnyefe dị elu na mpaghara ìhè a na-ahụ anya (ogologo ebili mmiri 380-780nm). Anyị nwere njikọ nke nnukwu kristal na ịdị ọcha dị elu nke Cs0.32WO3 site na ụzọ spray pyrolysis. Site na iji sodium tungstate na cesium carbonate dị ka ihe eji emepụta ihe, e ji obere okpomọkụ hydrothermal reaction na citric acid mee ntụ cesium tungsten bronze (CsxWO3) site na mmeghachi omume hydrothermal dị ala na citric acid dị ka ihe na-ebelata.