Patents by Inventor Tarak Nath Mandal

Tarak Nath Mandal has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for preparing perovskite crystal, perovskite crystal prepared therefrom, light absorption layer, and photovoltaic cellshielding electromagnetic wave, and electrode
    Publication number: 20240099116
    Abstract: Provided is a method for preparing a perovskite crystal that improves the performance of a photovoltaic cell. One embodiment of the present disclosure provides a method for preparing a perovskite crystal, the method including: a step S1 of preparing a perovskite solution containing a perovskite precursor and a first polar aprotic solvent; and a step S2 of preparing a perovskite crystal by mixing the perovskite solution and an antisolvent, wherein the antisolvent includes a second polar aprotic solvent.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Inventors: Woo Sik Kim, Sang Hyuk Im, Tarak Nath Mandal, Jin Hyuck Heo