First-principles investigation of novel gold-based halide perovskites SrAuX3 (X = Cl, Br) for optoelectronic and thermoelectric applications

Key Points

• Novel gold-based halide perovskites show promising optoelectronic properties for future applications.
• The optical properties of SrAuX3 (where X = Cl or Br) were examined through first-principles calculations.
• Assessment using first-principles calculations reveals significant thermoelectric effects in these materials.
• These findings highlight new possibilities for gold-based perovskites in optoelectronic and thermoelectric technologies.