by | Feb 2, 2022 | Bai, Peng, Lee, Youngju, Ma, Bingyuan
— Technology Description
Researchers in Peng Bai’s lab at Washington University have developed an inexpensive rechargeable sodium metal battery with a 99.93% sodium retention rate. This battery uses glyme-based electrolytes with a low moisture content and a bare copper current collector to ach…
by | Nov 2, 2021 | Banerjee, Parag, Chen, Xiao, Myung, Yoon
— Technology Description
Engineers in the Banerjee laboratory have developed a single-step, scalable vapor deposition process for fabricating high performance thin film perovskite materials at low temperature and atmospheric pressure. These lead-free, non-toxic films could be used as solar cell abso…
by | Oct 8, 2021 | Axelbaum, Richard, Gopan, Akshay, Yang, Zhiwei
— Technology Description
Engineers in Prof. Richard Axelbaum’s laboratory have developed Modular Pressurized Coal Combustion (MPCC), an economical, flexible, coal-fired boiler/burner system that could produce electricity at 1.3% higher efficiency than a state-of-the-art coal-fired plant with t…
by | Feb 16, 2021 | Gayen, Pralay, Ramani, Vijay, Sankarasubramanian, Shrihari
— Technology Description
Researchers in the Ramani lab at Washington University have developed an electrolyzer capable of selectively splitting salty or brackish water into ultra-pure hydrogen and oxygen at high operating power densities. Originally designed to tap the perchlorate-rich water on the …
by | Jun 23, 2020 | Ramani, Vijay, Sankarasubramanian, Shrihari, Wang, Zhongyang
— Technology Description
Engineers in Prof. Vijay Ramani’s laboratory have developed a biopolar interface membrane to prevent fuel crossover and improve the performance of direct methanol and direct ethanol fuel cells (DMFC and DEFC). This membrane separator is designed to maintain a steep pH …