Industrial materials: thermodynamic efficiency?
…of a substance forms from its constituent elements in their reference state. For example, the chemical element silicon will slowly oxidize when exposed to air, yielding pure white sand (Si…
Semiconductors: conductivity calculations?
…curve’. It is all in the data-file. How semiconductors work. Fermi-Dirac x Density of States yields Effective Density of States and number of Charge Carriers Undoped silicon (aka intrinsic silicon)…
DC-DC power converters: efficiency calculations?
…different input variables. We think value will accrue to leading semiconductor and power-electronics companies, that can improve the efficiency of electrification technologies. Recent examples include Silicon Carbide (SiC) semiconductor, Zero-Voltage…
Semiconductor physics: pièce de resistance?
…for silicon wafers is summarized on pages 19-20, covering silica mining, silicon metal, polysilicon production, polysilicon markets, and 20 companies across this entire value chain. $499.00 – Purchase Checkout Added to cart…
MOSFETs: energy use and power loss calculator?
…something of a misnomer. The eponymous ‘metal oxide’ is referring to an oxide of silicon metal, or in other words, a highly pure layer of silicon dioxide. It is oxidized…
Commodity prices: metals, materials and chemicals?
…Silica prices surpassed $70/ton, silicon metal prices reached $4,000/ton and polysilicon prices surpassed $30/kg (charts below). Silica price, silicon price and polysilicon price in $ per ton The full database…
Global polysilicon production capacity?
Polysilicon is a highly pure, crystalline silicon material, used predominantly for photovoltaic solar, and also for ‘chips’ in the electronics industry. Global polysilicon capacity is estimated to reach 1.65MTpa in…
Enovix: battery breakthrough?
Enovix has developed a 3D silicon lithium-ion battery, which is 5-years ahead of the broader industry, with 2x higher energy density, around 900Wh/liter. $399.00 – Purchase Checkout Added to cart Specifically, silicon…
Electrical conductivity: energy transition materials?
…all) and it is higher for N-type silicon the P-type silicon. This data-file simply gives some ballpark estimates for the resistivity of different materials. For metals like copper, conductivity tends…
Perovskites: Lord of Light?
Perovskites are the fastest-improving solar innovation. The best test-cells hit a new record of 28% efficiency last year, with line-of-sight to the mid-30s, i.e., 2x more efficient than today’s silicon…