MUMBAI, India, July 13 -- Intellectual Property India has published a patent application (202611048952 A) filed by Indian Institute Of Technology Banaras Hindu University, Varanasi on April 17, 2026, for “a Thermally Switchable Metasurface For Terahertz Regime”.

Inventors include Somak Bhattacharyya; and Ajeet Singh Verma.

The application for the patent was published on July 10, 2026, under issue no. 28/2026.

Abstract: The present invention relates to a thermally switchable metasurface (100) for terahertz regime comprising a unit cell (101) composed of a plurality of layers. The plurality of layers includes a first layer (1), a second layer (2) and a third layer (3). The first layer (1) that is a patterned meta-layer which includes a slo...