I am trying to create a conductive Silicon Carbide (SiC) heating element.
The US patent 650234 "Process of making carborundum articles", filed in 1899 states essentially that crushed SiC crystals can be be glued together (using diluted glue) then sintered. It states that the addition of 15-20%...
@Pythagorean
You are missing a fundamental point; most heat engines are reversible processes.
The turbine that you are concerned about is just the compressor inherit in a refrigeration cycle. When energy is applied to the compressor it compresses the working fluid. When a working fluid is...