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Environmental sustainability

Breakthrough in Sustainability Research: Unveiling Optoelectronic and Thermoelectric Properties of Cs2HgM Semiconductors

Strategic Insights

— 1 min read

Researchers at King Saud University have made a significant discovery in the field of sustainability research, exploring the electronic structure, optical, and transport properties of Cs2HgM (M = Se and Te) semiconductors. The study, published in Inorganic Chemistry Communications, aims to assess the potential of these materials for solar energy applications and thermoelectric energy conversion. Financial support for the research came from King Saud University.

Key Takeaways:

  • The electronic structure of Cs2HgM (M = Se and Te) semiconductors demonstrates indirect bandgaps within the ideal region for optoelectronic materials, providing efficient light absorption.
  • Optical property calculations reveal substantial absorption in the visible and near-infrared ranges, essential for obtaining solar energy.
  • Thermoelectric properties, including the Seebeck coefficient, electrical conductivity, and thermal conductivity, are examined, indicating the materials' ability to efficiently convert waste heat into electrical energy.
  • The comparatively low thermal conductivity suggests that these materials can attain high thermoelectric efficiency.
  • Atomic replacement and lattice dynamics on electronic and thermal transport parameters are studied, offering insights into techniques for further optimization.
  • The results suggest that Cs2HgM (M = Se and Te) are good candidates for multifunctional energy conversion devices combining photovoltaic and thermoelectric functions.
  • King Saud University provided financial support for the research.
  • The study has been peer-reviewed and published in Inorganic Chemistry Communications.

Statistics:

  • The research explores the electronic structure, optical, and transport properties of Cs2HgM (M = Se and Te) semiconductors.
  • The study aims to assess the potential of these materials for solar energy applications and thermoelectric energy conversion.
  • The financial support for the research came entirely from King Saud University.
  • The study has a total of 27 authors, including Abdelhay Salah Mohamed, Banat Gul, Muhammad Salman Khan, Siti Maisarah Aziz, and Hijaz Ahmad.

Sources:

  • NewsRx. Findings from King Saud University Provides New Data about Sustainability Research [Unveiling the Optoelectronic and Thermoelectric Properties of Cs2hgm (M = Se, Te) Semiconductors for Sustainable Optoelectronic Technologies]. Ecology, Environment & Conservation. September 5, 2025; p 142.
  • VerticalNews. Research on Sustainability Research Have Been Reported by Researchers at King Saud University. Ecology, Environment & Conservation -- September 5, 2025.
  • Inorganic Chemistry Communications. "Unveiling the Optoelectronic and Thermoelectric Properties of Cs2hgm (M = Se, Te) Semiconductors for Sustainable Optoelectronic Technologies." Elsevier, 2025;179.

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