Abstract Tellurium (Te) is a critical rare metal extensively used in photovoltaic and electronic industries. In recent years, significant breakthroughs have been achieved in employing bioadsorption and biodegradation technologies for tellurium recovery. Key advancements include: (1) genetic engineering of microorganisms…
1.Overview of Dispersed Metals Dispersed metals typically refer to a group of chemical elements including gallium (Ga), germanium (Ge), selenium (Se), indium (In), tellurium (Te), rhenium (Re), and thallium (Tl); some definitions also encompass rubidium, hafnium, scandium, vanadium, and cadmium.…
Abstract Dysprosium (Dy) is a rare earth element of significant industrial value, widely utilized across various fields due to its unique magnetic and optical properties. Its primary applications include enhancing high-temperature performance in neodymium-iron-boron (NdFeB) permanent magnets, serving as a…
Abstract The ratio of indium oxide (In₂O₃) to tin oxide (SnO₂) in indium tin oxide (ITO) significantly influences the optoelectronic properties of ITO thin films. Studies show that: (1) at an In₂O₃:SnO₂ ratio of 90:10, the thin films achieve a…
Abstract Liquid–liquid extraction technology, leveraging highly selective extractants combined with multistage counter-current processes, can efficiently enrich tin (Sn) from low-concentration tin-containing waste streams. Typical applications demonstrate that: (1) the tri-n-butyl phosphate (TBP)-kerosene system extracts tin from acidic leach solutions containing…
Shaoguan Yuntian Metals Abstract In processes such as bauxite refining and alumina production, trace amounts of metallic gallium are commonly present in alkaline mother liquors. Despite its extremely low concentration, gallium is a critical rare metal widely used in semiconductors,…
Abstract Plasma technology significantly enhances the recovery efficiency and purity of bismuth (Bi) through high-temperature ionization and selective reduction. Typical applications include: (1) radio-frequency (RF) plasma treatment (50 kW power) of electronic waste containing bismuth, achieving over 98% Bi volatilization…
Abstract Biosensors enable real-time monitoring of redox potential (ORP), selenium (Se) concentration, and toxic by-products during selenium recovery processes. Typical applications include: (1) microbial fuel cell sensors based on sulfate-reducing bacteria (SRB), which dynamically reflect Se(IV) concentration via current changes…
Shaoguan Yuntian Metals ITO (indium tin oxide) films are the most commonly used transparent conductive materials. They are typically deposited onto glass substrates by magnetron sputtering; however, the utilization rate of the ITO targets is relatively low—only about 30% is…
Abstract Microwave-assisted leaching technology significantly improves the recovery efficiency of tellurium (Te) from waste materials by selective heating and reduction of reaction activation energy. Typical applications demonstrate that: (1) at 800 W microwave power, the leaching rate of copper telluride…
