Reversible “on–off” conversion and ultra-high temperature sensitivity of a zero-dimensional lead-free Cs<sub>2</sub>InBr<sub>5</sub>(H<sub>2</sub>O):Sb<sup>3+</sup> perovskite
Maohao Yang, Wanyin Ge, Kenshi Matsumoto, Masaki Saruyama, Ryota Sato, Haruka Takekuma, Ryo Takahata, Toshiharu Teranishi
Abstract
We observed that the water molecule in the Cs 2 InBr 5 (H 2 O):Sb 3+ molecular structure acts as a switch, facilitating an “on–off–on” cycle that can be repeated multiple times, overcoming the limitations of materials that exhibit singular responses.
Topics & Concepts
Materials scienceSensitivity (control systems)Analytical Chemistry (journal)RadiochemistryChemistryEnvironmental chemistryElectronic engineeringEngineeringPerovskite Materials and ApplicationsOptical properties and cooling technologies in crystalline materialsSolid-state spectroscopy and crystallography