Apparatus for vertical pulling growth of CdZnTe monocrystals, and method thereof
A technology of vertical pulling and cadmium zinc telluride, which is applied in chemical instruments and methods, self-melting liquid pulling method, single crystal growth, etc., can solve the problem of reducing single wafer yield, excessive melt surface, and increasing device manufacturing cost and other problems, to achieve the effect of reducing tellurium precipitation or inclusions, improving component uniformity, and reducing the probability of occurrence
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[0024] The process of preparing a CdZnTe single crystal using the device and method for vertically pulling a CdZnTe single crystal of the present invention will be described in detail below in conjunction with the accompanying drawings and specific examples.
[0025] figure 1 It is a schematic structural diagram of a device for vertically pulling a CdZnTe single crystal according to the present invention. As can be seen from the figure, the device for vertically pulling CdZnTe single crystal of the present invention comprises a tubular furnace body 1, a quartz ampoule 2 and a graphite boat 3: the tubular furnace body 1 comprises a rotatable synthesis furnace 11, A buffer furnace 12 for temperature compensation, an inclined plane furnace 13 for controlling the solid-liquid interface, and a cadmium source furnace 14 for controlling the temperature of the cadmium source; a quartz ampoule 2 is placed in the furnace body 1, and there is a baffle plate 21 with a hole in the middle o...
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