Introduction With technological advancement, the mechanical properties of traditional alloys under extreme conditions—such as high temperatures, high pressures, irradiation, and high strain rates—no longer meet the demands of modern societal development. Consequently, high-entropy alloys...

1. Introduction   Tungsten, as the highest melting point (3410 C) refractory metal,has many exceptional intrinsic properties, including high density, high tensile strength, high thermal conductivity and low thermal expansion coefficient. Tungsten and its alloys have attracted great attention fo...

Tungsten-rhenium alloys exhibit high melting points, superior high-temperature strength, and excellent radiation resistance, finding extensive applications in electronics, aerospace, and defense industries [1-2]. With the rapid advancement of selective laser melting (SLM) technology in industrial ap...

1. Introduction    To improve the performance of gas turbine engines the turbine entry temperature (TET) must be increased to around 1850 ◦C. Efficiency can also be improved by reducing the overall weight of components (increasing the thrust to weight ratio). New metallic ultra-high temper...

Mo-Re alloys significantly improve the inherent brittleness and irradiation embrittlement of Mo due to the pronounced “rhenium effect,” enhancing the alloy's machinability and weldability. They represent highly promising advanced reactor candidate materials for cladding, heat pipes, and...

In recent years, refractory high-entropy alloys have garnered significant attention due to their outstanding properties, including exceptional high-temperature strength [1-3], excellent radiation resistance [4-5], and superior corrosion resistance [6-7]. It is well-known that the purity of raw mater...

1. Introduction   Molybdenum is a refractory metal with many excellent properties,such as high hardness and strength, high melting point, good wear resistance and thermal shock resistance, which make it an attractive material for high temperature applications [1–3]. Spherical molybdenum p...

Tungsten-nickel-iron (W-Ni-Fe) alloys, as one of the typical representatives of high-density tungsten-based alloys, are widely applied in modern scientific fields and defense and civilian industries—such as radiation shielding and guidance, industrial counterweights, nuclear energy, and energy...

  Ta-10W alloy features a high melting point, high high-temperature strength, and excellent corrosion resistance, making it suitable for high-temperature, high-pressure, corrosion-resistant, and ablation-resistant operating environments. Using explosive lamination technology to combine Ta-10W a...

1 Introduction The concept of refractory high-entropy alloys was proposed by Senkov et al. [1] and gained attention due to their ability to maintain yield strengths exceeding 400 MPa at 1600°C. Compared to conventional high-temperature alloys, refractory high-entropy alloys exhibit superior high...

   Ultra-high temperature materials refer to heat-resistant cutting-edge materials that can still be used normally in harsh environments such as stress, oxidation, and ablation, as well as in ultra-high temperature conditions of about 2000℃ and above. For example, in the field of materials...

1. State of the Art   Molybdenum (Mo) and its alloys are metals with a unique combination of properties. Their high melting point, high strength at elevated temperature, low thermal expansion, high thermal and electrical conductivity and high corrosion resistance to many molten metals and glass...