Silicon carbide: production costs?
…the ‘price’ is equally ineffable. A 200mm SiC wafer might cost $1,500 to produce and weigh 50-grams, yielding an effective cost of $30M/ton of SiC contained, or $10M/ton of SiC…
Semiconductors: conductivity calculations?
…the conductivity of semiconductors, in spreadsheet format, from first principles, as a useful reference file for our broader modelling of semiconductors, from solar panels to electric vehicles. The basic formula…
Semiconductor physics: pièce de resistance?
Semiconductors underpin solar panels, electric vehicles and electronics. Hence this 20-page note aims to explain semiconductor physics from first principles: their conductivity and resistance, their use in devices, plus implications…
Power-MOSFETs: leading companies?
…charted the company’s revenues, employee count, market share in MOSFETs, market share in SiC devices, market share in SiC materials, total estimated revenues from SiC and proportionate exposure to SiC….
MOSFETs: energy use and power loss calculator?
…digital switches made of semiconductor materials, which allow one circuit to control another. Our overview of semiconductors explains how a transistor works, from first principles, by depicting a bipolar junction…
Silicon carbide: faster switching?
…(SiC) is a fundamentally better semiconductor for power-electronic applications, yielding 1-10% efficiency improvements (page 5). Why is SiC “better”? The answer stems from material properties, including 100x lower on-resistance, 10x…
Electromagnetic energy: Planck, Shockley-Queisser, power beaming?
…analysis on the bandgap, the next chart below shows that our 43-44% conversion limit holds for any semiconductors with a bandgap of 1.1-1.35eV, more of a plateau than a sharp…
Semiconductor physics: pièce de resistance?
Semiconductors underpin solar panels, electric vehicles and electronics. Hence this 20-page note aims to explain semiconductor physics from first principles: their conductivity and resistance, their use in devices, plus implications…
Vapor deposition: leading companies?
…to make 70% of LEDs globally, but also for wide-bandgap semiconductors, such as SiC and GaN, the market leader is a publicly listed German specialist, with 70% market share. In…
Thermoelectric generation: is it the next solar?
Solar semiconductors have changed the world, converting light into clean electricity. Hence can thermoelectric semiconductors follow the same path, converting heat into electricity with no moving parts? This 14-page report…