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Changing a 2D Material’s Symmetry Can Unlock Its Promise

Posted August 4, 2021
A team of materials scientists and engineers, led by Jian Shi, an associate professor of materials science and engineering at Rensselaer Polytechnic Institute, used a strain gradient to break inversion symmetry, creating a novel optoelectronic phenomenon in the promising material molybdenum disulfide (MoS2), which was published in Nature Nanotechnology.

Advancing Future Energy Technologies With More Accurate Electrochemical Simulations

Accurate predictive simulations of the electrochemical reactions that power solar fuel generators, fuel cells, and batteries could advance these technologies through improved material design, and by preventing detrimental electrochemical processes, such as corrosion. However, electrochemical reactions are so complex that current computational tools can only model a fraction of all relevant factors at one time — with limited accuracy. This leaves researchers reliant on the trial and error of significant and expensive experimentation.

The Future of Smart Outdoor Dining Is Being Built With Upcycled Water Bottles

In the wake of the COVID-19 pandemic, restaurants throughout New York City and elsewhere use bespoke outdoor structures to offer safer dining experiences for their customers. However, many of these installations do not adequately protect servers, physically separate diners, provide thermal comfort, or easily disassemble if street maintenance is needed. 

Self-Built Protein Coatings Could Improve Biomedical Devices

Fouling is a natural phenomenon that describes the tendency of proteins in water to adhere to nearby surfaces. It’s what causes unwanted deposits of protein to form during some food production or on biomedical implants, causing them to fail. Researchers at Rensselaer Polytechnic Institute are harnessing this process, which is typically considered a persistent challenge, to develop a versatile and accessible approach for modifying solid surfaces.

COVID-19 Model Inspired by Gas-Phase Chemistry Predicts Disease Spread

A COVID-19 transmission model inspired by gas-phase chemistry is helping the Centers for Disease Control and Prevention (CDC) forecast COVID-19 deaths across the country.

Developed by Yunfeng Shi, an associate professor of materials science and engineering at Rensselaer Polytechnic Institute, and Jeff Ban, a professor of civil engineering at the University of Washington, the model uses fatality data collected by Johns Hopkins University and mobility data collected by Google to predict disease spread based on how much a population is moving within its community.