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Preparation of Ultrafine Yellow Tungsten Oxide Powder by Solid Phase Method 98

How to prepare ultrafine yellow tungsten oxide powder by solid phase method? Or how to prepare ultrafine tungsten trioxide powder? Or how to prepare ultrafine WO3 powder? More details, please visit: http://tungsten-oxide.com/index.html Preparation of Ultrafine Yellow Tungsten Oxide Powder by Solid Phase Method Some researchers put a certain amount of ammonium tungstate in a muffle furnace and calcined it at 600 °C for 3 h to obtain yellow tungsten oxide powder with an average particle size of 72nm, and analyzed…

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Ultrafine Yellow Tungsten Oxide Powder 96

Ultrafine yellow tungsten oxide powder, or ultrafine tungsten trioxide powder, or ultrafine WO3 powder, is a multidingal semiconductor material, which has broad application prospects in catalytic materials, invisible materials, electrochromic materials and gas-sensitive materials. For example, micron or submicron yellow tungsten oxide powder is often used as a catalyst in the chemical and petrochemical industries. More details, please visit: http://tungsten-oxide.com/index.html Preparation of Ultrafine Yellow Tungsten Oxide Powder Solid phase method, liquid phase method, and gas phase method can be used…

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A Promising Gas-sensitive Material: WO3 Epitaxial Thin Film 109

WO3 epitaxial thin film is a promising gas-sensitive material because it has the advantages of large specific surface area and good thermal stability, and its crystalline phase, exposed lattice plane and vertical grain size can be accurately controlled. More details, please visit: http://tungsten-oxide.com/index.html The researchers are aimed at studying WO3 epitaxial thin films on the aspects as following as: 1. Use laser molecular beam epitaxy to prepare WO3 epitaxial thin films with specific crystal phases and crystal planes on LaAlO3,…

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Medical Tungsten Alloy Radiation Shielding Box 136

Medical tungsten alloy radiation shielding box is a radiation-proof box made of tungsten-based alloy, which is used for transportation or storage of radioisotopes or other radioactive materials. According to the researchers, radiopharmaceuticals or medicaments should be stored in a tungsten alloy shielding pot, a tungsten alloy shielding container or a tungsten alloy shielding syringe before being placed in a tungsten alloy radiation-proof box. More details, please visit: http://www.tungsten-alloy.com/tungsten-alloy-radiation-shielding.html Radioactive materials can release a variety of rays during a decay reaction,…

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Tungsten Alloy X-ray Shielding Material 119

Tungsten alloy X-ray shielding material is a lead-free shielding material that can absorb X-ray ionizing radiation, so it has important applications in the medical field. X-rays are required for X-ray diagnosis and radiation intervention therapy. There is X-ray radiation in these places. And therefore tungsten alloy X-ray shielding materials are required to provide protection for patients and their accompanying staff and medical staff. More details, please visit: http://www.tungsten-alloy.com/tungsten-alloy-radiation-shielding.html According to the literature, the absorption of radiation by substances is mainly…

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Medical Tungsten Alloy X-ray Shielding Material 91

Medical tungsten alloy X-ray shielding material may be made into a tungsten alloy collimator, a tungsten alloy plate, a tungsten alloy tube, and so on. According to the experts, tungsten alloy is a new type of non-lead radiation shielding material. And lead is a traditional medical shielding material. Although lead has a good ability to absorb ionizing radiation, lead is a heavy metal. In the process of radiation, electrons will generate a lot of bremsstrahlung in the heavy metal layer,…

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Tungsten Radiation-proof Material 154

Tungsten radiation-proof material may be a tungsten alloy material, tungsten resin (tungsten polymer/tungsten rubber) material, or a tungsten-containing composite radiation-proof material. And these tungsten radiation-proof materials all have better comprehensive performance than traditional lead radiation-proof materials, such as stronger radiation protection effect, and higher hardness. More details, please visit: http://www.tungsten-alloy.com/tungsten-alloy-radiation-shielding.html Tungsten-containing composite radiation-proof material refers to a compound composed of tungsten, lead, and barium compounds in a certain proportion, plus a radiation-resistant and aging-resistant unsaturated polyester resin as a molding…

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Tungsten Alloy Radioactive Source Container 128

Tungsten alloy radioactive source container is a new lead-free shielding container, and is the most suitable shielding container to replace the traditional lead shielding container currently. The reason why tungsten alloy radioactive source container is the most ideal substitute material is that tungsten alloy has excellent comprehensive performance and is environmentally friendly and non-toxic. Tungsten alloy has excellent attenuation and absorption capacity for X-ray and radioisotope radiation, which is more than 40% higher than commonly used lead. Therefore, tungsten alloy…

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Cs-137 Tungsten Alloy Shield 145

Cs-137 tungsten alloy shield refers to tungsten alloy shield used to shield the cesium-137 radioisotope in medical applications. And it can also be used in agriculture and nuclear power plants. More details, please visit: http://www.tungsten-alloy.com/tungsten-alloy-radiation-shielding.html Cesium-137 is a medical gamma radiation source. For example, cesium chloride injection can be used for heart scanning to assist in the diagnosis of myocardial infarction and its lesions. It can also be used to diagnose thyroid tumors and cancer treatment. And for radioactive injection…

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A New Lead-free Radiation Shielding Material: Tungsten Alloy Shielding Material 102

Tungsten alloy shielding material is considered to be a new lead-free radiation shielding material with broad application prospects. It is environment-friendly and non-toxic, and has characteristics of high hardness, good corrosion resistance, excellent radiation absorption performance, strong mechanical properties, and high compressive strength. More details, please visit: http://www.tungsten-alloy.com/tungsten-alloy-radiation-shielding.html Nowadays, the application of radiation in medicine is very common. While ionizing radiation could be dangerous for human life depending on its energy. So, there are three principles for protection against the…

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