Yellow tungsten oxide (WO₃), as a novel and highly efficient catalyst, demonstrates remarkable potential in various industrial catalysis fields due to its unique physicochemical properties. It not only possesses excellent photoelectric properties but also plays a crucial role in key areas such as environmental governance and energy conversion, offering new possibilities for the development of the green chemical industry.

In today's world where issues of global climate change and environmental protection are increasingly urgent, the scientific and industrial communities are dedicating unprecedented enthusiasm to the research of efficient and eco-friendly catalyst materials. In this journey of exploring green technology, yellow tungsten oxide, this seemingly unremarkable chemical substance, is quietly leading a green revolution with its unique catalytic performance and environmental characteristics.

Yellow tungsten oxide, with the chemical formula WO₃, is an important member of the tungsten oxide family, appearing as yellow or yellow-green powdered crystals. Its color variation is closely related to its crystal size: it exhibits a bright yellow color when the crystal size is approximately 1.5 micrometers and shifts to green when the crystal size increases to 15 micrometers. Despite the difference in appearance color, its basic characteristics remain consistent.

Tungsten rods, with their exceptional properties such as low thermal expansion, outstanding thermal conductivity, superior electrical resistivity, and high elastic modulus, have emerged as the ideal material choice for numerous high-tech equipment and industrial applications.

Among the myriad of metal materials, tungsten bars may not be well-known to the general public, yet they are indispensable “behind-the-scenes heroes” of modern industry. From the filaments that illuminate the night to spacecraft shuttling through space, and to medical equipment safeguarding health, tungsten rods, with their exceptional properties, silently support the development of modern technology.

Tungsten oxide, this seemingly ordinary inorganic compound, plays an indispensable role in modern industrial and technological development due to its unique physicochemical properties. From traditional metallurgical industries to emerging high-tech fields, tungsten oxide demonstrates strong adaptability and unlimited potential through its diverse forms and wide range of applications, becoming an important material for driving modern industrial progress and technological innovation.

In the realm of tungsten oxides, the colorful tungsten oxide family shines like gemstones, exuding unique charm and adorning the brilliant starry sky of chemistry and materials science. From the vivid yellow of tungsten oxide, to the profound blue, and the mysterious purple, each oxide interprets the magic and beauty of nature with its unique color and physical properties.

Tungsten trioxide (WO₃) ceramic is an advanced ceramic material with high-purity tungsten trioxide as its main component. Thanks to its unique physical and chemical properties, it demonstrates enormous application potential in numerous high-tech fields.

Abstract

Tungsten and its alloys, due to their excellent high-temperature performance, radiation resistance, and mechanical properties, have become ideal candidate materials for key components in nuclear fusion reactors. This paper reviews the progress of research on the application of tungsten and tungsten alloys in the field of nuclear fusion, focusing on their performance in plasma-material interactions, heat load tolerance, and radiation damage. By analyzing current research results and technical challenges, this paper proposes future research directions and development trends, providing a reference for promoting the application of tungsten and tungsten alloys in the field of nuclear fusion.

Tungsten diiodide clusters are used as photosensitizers in photodynamic therapy.