A method for producing a lamina from a donor body includes implanting the donor body with an ion dosage and separably contacting the donor body with a susceptor assembly, where the donor body and the susceptor assembly are in direct contact. A lamina is exfoliated from the donor body, and a deformin
A method for producing a lamina from a donor body includes implanting the donor body with an ion dosage and separably contacting the donor body with a susceptor assembly, where the donor body and the susceptor assembly are in direct contact. A lamina is exfoliated from the donor body, and a deforming force is applied to the lamina or to the donor body to separate the lamina from the donor body.
대표청구항▼
1. A method of producing a lamina from a donor body comprising: a. implanting a first surface of a donor body with an ion dosage to form a cleave plane;b. separably contacting the donor body to a first surface of a susceptor assembly, wherein the donor body and the first surface of the susceptor ass
1. A method of producing a lamina from a donor body comprising: a. implanting a first surface of a donor body with an ion dosage to form a cleave plane;b. separably contacting the donor body to a first surface of a susceptor assembly, wherein the donor body and the first surface of the susceptor assembly are in direct contact, wherein the first surface of the susceptor assembly comprises a first plate configured to contact the donor body, wherein the first plate comprises a porous material through which vacuum pressure can permeate;c. exfoliating a lamina from the donor body at the cleave plane, wherein the first surface of the donor body comprises a first surface of the lamina; andd. deforming the first surface of the lamina or a second surface of the donor body to separate the lamina from the donor body, by applying a deforming force to the first surface of the lamina or the second surface of the donor body, wherein the second surface of the donor body is opposite of the first surface of the donor body. 2. The method of claim 1 wherein deforming the donor body comprises displacing a portion of the donor body between 1 and 3 mm from the first surface of the lamina. 3. The method of claim 1 wherein the exfoliation occurs at ambient pressure. 4. The method of claim 1 further comprising the step of reusing the susceptor assembly after separating the lamina from the donor body. 5. The method of claim 1 wherein the first plate comprises porous graphite, porous boron nitride, porous silicon, porous silicon carbide, laser-drilled silicon, laser-drilled silicon carbide, aluminum oxide, aluminum nitride, or silicon nitride or any combination thereof. 6. The method of claim 1 wherein the first plate has a first coefficient of thermal expansion and the donor body has a second coefficient of thermal expansion, and wherein the first and second coefficients of thermal expansion are substantially the same. 7. The method of claim 1 wherein the susceptor assembly further comprises a second plate adjacent to the first plate, and wherein the second plate is thermally anisotropic. 8. The method of claim 7 wherein the second plate comprises pyrolytic graphite. 9. The method of claim 1 wherein the first plate comprises a material that has a heat capacity that is lower than the heat capacity of the donor body. 10. The method of claim 1 further comprising the steps of; e) bonding the lamina to a receiver element; andf) fabricating a photovoltaic assembly wherein the photovoltaic assembly comprises the receiver element and the lamina. 11. The method of claim 1 wherein the lamina comprises a base region, the base region being suitable for use in a photovoltaic cell. 12. A method of producing a lamina from a donor body comprising: a. implanting a first surface of a donor body with an ion dosage to form a cleave plane;b. separably contacting the donor body to a first surface of a susceptor assembly, wherein the donor body and the first surface of the susceptor assembly are in direct contact;c. exfoliating a lamina from the donor body at the cleave plane, wherein the first surface of the donor body comprises a first surface of the lamina; andd. deforming the first surface of the lamina or a second surface of the donor body to separate the lamina from the donor body, by applying a deforming force to the first surface of the lamina or the second surface of the donor body, wherein the second surface of the donor body is opposite of the first surface of the donor body, wherein deforming the second surface of the donor body comprises:coupling a first chuck plate to the second surface of the donor body, wherein the chuck plate is coupled to a flexing device; andapplying the deforming force to the flexing device, wherein the deforming force deforms the flexing device and the first chuck plate and the donor body away from the lamina. 13. A method of producing a lamina from a donor body comprising: a. implanting a first surface of a donor body with an ion dosage to form a cleave plane;b. separably contacting the donor body to a first surface of a susceptor assembly, wherein the donor body and the first surface of the susceptor assembly are in direct contact;c. exfoliating a lamina from the donor body at the cleave plane, wherein the first surface of the donor body comprises a first surface of the lamina; andd. deforming the first surface of the lamina or a second surface of the donor body to separate the lamina from the donor body, by applying a deforming force to the first surface of the lamina or the second surface of the donor body, wherein the second surface of the donor body is opposite of the first surface of the donor body, wherein deforming the first surface of the lamina comprises:coupling a first chuck plate to the first surface of the lamina, wherein the chuck plate is coupled to a flexing device; andapplying the deforming force to the flexing device, wherein the deforming force deforms the flexing device and the first chuck plate and the lamina away from the donor body. 14. The method of claim 12 or 13 wherein the first chuck plate comprises a porous material through which a vacuum pressure can permeate, and wherein the method further comprises the step of applying a vacuum pressure between the first chuck plate and the donor body, wherein the vacuum pressure enables the coupling of the donor body to the first chuck plate. 15. The method of claim 14 wherein the porous material is selected from the group consisting of porous graphite, porous boron nitride, porous silicon, porous silicon carbide, laser-drilled silicon, laser-drilled silicon carbide, aluminum oxide, aluminum nitride, and silicon nitride. 16. The method of claim 12 or 13 further comprising a backing plate attached to the periphery of the flexing device, and wherein the step of applying the deforming force comprises forming a pressure volume between the flexing device and the backing plate. 17. The method of claim 12 further comprising the step of transferring the lamina from the susceptor assembly to a transfer chuck, wherein the transfer chuck comprises a porous transfer plate through which vacuum pressure can permeate, and wherein a second surface of the lamina is separably contacted with a first surface of the porous transfer plate. 18. The method of claim 12 wherein deforming the donor body comprises displacing a portion of the donor body between 1 and 3 mm from the first surface of the lamina. 19. The method of claim 12 wherein the exfoliation occurs at ambient pressure. 20. The method of claim 12 further comprising the step of reusing the susceptor assembly after separating the lamina from the donor body. 21. The method of claim 13 wherein deforming the donor body comprises displacing a portion of the donor body between 1 and 3 mm from the first surface of the lamina. 22. The method of claim 13 wherein the exfoliation occurs at ambient pressure. 23. The method of claim 13 further comprising the step of reusing the susceptor assembly after separating the lamina from the donor body.
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