Science
Researchers Unveil New Method to Enhance Superconductivity

An international team of scientists has unveiled a groundbreaking approach to enhance superconductivity by arranging defects within materials in a specific pattern. This research, published on July 24, 2025, in the journal Physical Review B, could pave the way for superconductors that function effectively without the need for extreme cooling, a significant advancement in the field of materials science.
Superconductivity allows electric current to flow through a material without any energy loss, a phenomenon that has immense practical applications. Currently, superconductors are vital in technologies such as MRI machines, where strong magnetic fields are generated. However, the majority of superconductors operate only at temperatures below -140 °C, which limits their widespread use. Researchers are actively seeking methods to increase operational temperatures and enhance stability.
The study involved physicists from the HSE MIEM Center for Quantum Metamaterials, collaborating with experts from MEPhI, MIPT, and the Federal University of Pernambuco in Brazil. They discovered that controlling the arrangement of defects—imperfections in a material’s crystal lattice—can lead to more stable superconductivity. Traditionally, defects, such as excess or missing atoms and impurities, hinder electron movement and weaken superconductivity. Instead of attempting to eliminate these defects, the researchers proposed a novel strategy: arranging them in a coordinated pattern, known as correlated disorder.
The concept of correlated disorder can be likened to a crowd of people moving in a complex but organized dance, as explained by Alexei Vagov, a professor at the HSE Tikhonov Moscow Institute of Electronics and Mathematics. He stated, “In superconductors, it turns out that this kind of order within disorder causes defects to actually enhance superconductivity.”
The researchers conducted simulations of a two-dimensional superconductor featuring various defect distributions. They found that when defects were organized rather than randomly scattered, superconductivity emerged simultaneously across the entire material as the temperature decreased. This immediate transition stands in contrast to the traditional two-stage development of superconductivity, where isolated regions first appear before connecting.
These findings hold significant promise for the creation of thin superconducting films that align closely with the model used in the study. By controlling defect placement during the synthesis of these films, scientists can test theoretical predictions and develop materials with tailored properties.
Vagov emphasized the potential implications of this research, stating, “Controlling the placement of defects at the microscopic level could enable the creation of superconductors that operate at much higher temperatures—potentially even at room temperature. This would transform superconductivity from a laboratory rarity into a technology used in everyday devices.”
The implications of this research are vast, with the potential to revolutionize various sectors, including energy transmission and high-speed computing. As scientists continue to explore the intricacies of superconductivity, this innovative approach could lead to practical applications that enhance technological capabilities worldwide.
For further reading, the detailed study can be found in the article titled “Spatial correlations in disorder: Impact on the superconducting critical temperature” by Vyacheslav D. Neverov et al. in Physical Review B.
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