Sodium-doped molybdenum rotating target material and preparation method thereof
A rotating target and sodium doping technology, applied in metal material coating process, ion implantation plating, coating and other directions, can solve the problems of low conversion efficiency and high cost of copper indium gallium selenide thin film, and achieve low cost and relative density. High, improve the effect of conversion efficiency
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Embodiment 1
[0025] The sodium-doped molybdenum rotating target is composed of molybdenum atoms, sodium atoms and oxygen atoms, and the ratio of molybdenum atoms, sodium atoms and oxygen atoms is 85:5:10.
[0026] Its preparation method comprises the following steps:
[0027] (1) molybdenum trioxide and sodium hydroxide with a molar ratio of 1:1 having a purity of 99.99% or more react in water at 50°C to generate an aqueous solution of sodium molybdate, which is heated to 120°C to evaporate the aqueous solution of sodium molybdate to dryness to obtain Sodium molybdate;
[0028] (2) Precisely weigh anhydrous sodium molybdate and molybdenum powder so that the ratio of molybdenum atoms, sodium atoms and oxygen atoms is 85:5:10, mix them evenly, place them in a ball mill jar, and add balls, in which anhydrous molybdenum The ratio of the total mass of sodium bicarbonate and molybdenum powder to the total mass of balls added to the ball mill is 1:10, ball milled for 180min under the protection ...
Embodiment 2
[0032] The sodium-doped molybdenum rotating target is composed of molybdenum atoms, sodium atoms and oxygen atoms, wherein the ratio of molybdenum atoms, sodium atoms and oxygen atoms is 91:3:6.
[0033] Its preparation method comprises the following steps:
[0034] (1) molybdenum trioxide and sodium hydroxide with a molar ratio of 1:2 having a purity of 99.99% or more react in water at 70°C to generate an aqueous solution of sodium molybdate, which is heated to 100°C to evaporate the aqueous solution of sodium molybdate to dryness to obtain Sodium molybdate;
[0035] (2) Precisely weigh anhydrous sodium molybdate and molybdenum powder so that the ratio of molybdenum atoms, sodium atoms and oxygen atoms is 91:3:6, mix them evenly, place them in a ball mill jar, and add balls, in which anhydrous molybdenum The ratio of the total mass of sodium bicarbonate and molybdenum powder to the total mass of balls added to the ball mill is 1:100, ball milled for 30 minutes under the prot...
Embodiment 3
[0039] The sodium-doped molybdenum rotating target is composed of molybdenum atoms, sodium atoms and oxygen atoms, wherein the ratio of molybdenum atoms, sodium atoms and oxygen atoms is 99:1 / 3:2 / 3.
[0040] Its preparation method comprises the following steps:
[0041] (1) molybdenum trioxide and sodium hydroxide with a molar ratio of 1:3 having a purity of 99.99% or more react in water at 60°C to generate an aqueous solution of sodium molybdate, which is heated to 110°C to evaporate the aqueous solution of sodium molybdate to dryness to obtain Sodium molybdate;
[0042] (2) Accurately weigh anhydrous sodium molybdate and molybdenum powder so that the ratio of molybdenum atoms, sodium atoms and oxygen atoms is 99:1 / 3:2 / 3, put them in a ball mill jar after mixing, and add balls, The ratio of the total mass of anhydrous sodium molybdate and molybdenum powder to the total mass of balls added to the ball mill is 1:50, ball milled for 100min under the protection of argon, and the...
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