نتایج جستجو برای: tellurium extraction
تعداد نتایج: 175227 فیلتر نتایج به سال:
We propose a magnetic resonance force microscopy (MRFM)-based nuclear spin quantum computer using tellurium impurities in silicon. This approach to quantum computing combines well-developed silicon technology and expected advances in MRFM. Our proposal does not use electrostatic gates to realize quantum logic operations.
Abstract High-purity crystalline Tellurium has been investigated using positron lifetime spectroscopy technique in order to determine basic information missing the current experimental knowledge of annihilation field. Three different pairs samples have studied as-received state and, eliminate vacancy-type defects, after consecutive isothermal treatments at 300 °C. Lifetime corresponding bulk de...
Sterically crowded peri-substituted selenium and tellurium acenaphthene donors D1-D7 [Acenap(EPh)(Br) E = Se, Te; Acenap(SePh)(EPh) E = Se, S; Acenap(TePh)(EPh) E = S, Se, Te] react with dibromine and diiodine acceptors to afford a group of structurally diverse addition products 1-12, comparable in some cases to previously reported naphthalene analogues. Tellurium donors D4-D6 react conventiona...
Solar energy applications rely heavily on p-block elements and transition metals. Silicon is, by far, the most commonly used material in photovoltaic cells accounts for about 85% of modules sold presently. Of late, thin film have gained momentum because their higher efficiencies. Most these devices are made out just five elements, namely, cadmium, tellurium, selenium, indium, gallium copper. Th...
Tellurium is used in cadmium tellurium-based solar cells. Mercury telluride as a sensing material for thermal imaging devices. High-purity tellurium alloys electronic applications. It one of the important raw materials energy an alloying element production low-carbon steel and copper alloys. catalysts are chiefly oxidation organic compounds vulcanizing/accelerating agents processing rubber comp...
Cadmium zinc telluride (CdZnTe) is now established as a popular choice of sensor for the detection of γ -rays and hard x-rays, leading to its adoption in security, medical and scientific applications. There are still many technical challenges involving the deposition of high-quality, uniform metal contacts on CdZnTe. A detailed understanding of the interface between the bulk CdZnTe and the meta...
A chalcogenide glass capable of infrared transmission which is either sulfur, selenium or tellurium based and consists of compositions of the formula MX+M.sub.2 'X.sub.3 +SiX.sub.2, wherein M is one of the metals calcium, strontium, barium, zinc and lead, and M' is either aluminum or gallium and X is either sulfur, selenium or tellurium. Aluminum or gallium chalcogenide acts to increase the cov...
A novel tellurium-containing polymer micelle system is reported to be responsive to 100 μM H2O2 and can undergo a series of morphological changes. The polymer micelles also respond to 2 Gy gamma radiation, which is the exact dosage a patient receives per day for clinical radiation therapy.
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