SUPERCONDUCTING MATERIALS, DEVICES, AND PROCESSES
A method of fabricating a superconducting device includes determining a target transition temperature and utilizing a predefined quantitative relationship between superconducting transition temperature and an order parameter for at least one superconducting material composition is utilized to select a superconductor material composition that is capable of providing a target transition temperature. Process parameters may be controlled to form a superconductor device comprising at least one superconductor material having a material composition providing the target transition temperature.
1 . A method comprising:
determining a target transition temperature of a superconducting material;
utilizing a predefined quantitative relationship between superconducting transition temperature and an order parameter(S) for at least one superconductor material composition to select a superconductor material composition that is capable of providing the target transition temperature, wherein the quantitative relationship can be expressed as a linear relationship between superconducting transition temperature and order parameter square (S 2 ); and
controlling process parameters to form at least one superconductor material having the selected superconductor material composition and the target transition temperature.
2 . The method of claim 1 , further comprising:
fabricating a superconducting device comprising the superconducting material.
3 . The method of claim 2 , wherein:
the superconductor device comprises a bolometer.
4 . The method of claim 2 , wherein the superconductor device comprises a superconducting electrical connection.
5 . A method of fabricating a superconducting material with a target transition temperature, the method comprising:
determining a target transition temperature of a superconducting material;
determining an order parameter(S) for a selected superconducting material based on a predefined numerical relationship between a superconducting transition temperature and S for the selected superconductor material, wherein the numerical relationship between superconducting transition temperature and S for the selected superconductor material is fully predictive of superconducting transition temperature as a function of S; and
controlling process parameters to form a selected superconductor material having the target transition temperature; wherein the numerical relationship can be expressed as a linear relationship between superconducting transition temperature and order parameter squared S 2 .
6 . The method of claim 5 , further comprising:
fabricating a superconducting device comprising the superconducting material.
7 . The method of claim 6 , wherein:
the superconductor device comprises a bolometer.
8 . The method of claim 6 , wherein the superconductor device comprises a superconducting electrical connection.
9 . The method of claim 2 , wherein the superconductor device comprises a superconducting quantum interference device (SQUID).
10 . The method of claim 6 , wherein the superconductor device comprises a superconducting quantum interference device (SQUID).