Abstract Hafnium (Hf), a transition metal in the fourth period of the periodic table, possesses unique physical and chemical properties that underpin its extensive applications in high-technology fields. Its physical attributes include excellent corrosion resistance, a high melting point (approximately…
Abstract Rhenium (Re) is a rare, high-density transition metal whose unique physical and chemical properties confer significant value in industrial and technological applications. It possesses an exceptionally high melting point (3186℃), high density (21.02 g/cm³), excellent corrosion resistance, and strong…
Abstract Osmium (Os), the 76th element in the periodic table, is renowned for its high density and hardness, ranking among the heaviest naturally occurring elements. Its physical properties include an exceptionally high density (approximately 22.59 g/cm³) and melting point (3033°C),…
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.…
