US – TechConnect Briefs

Monte Carlo simulation of the energetics and thermodynamics of polypyrrole in condensed phases

Helmick G., Abere Y., Blaisten-Barojas E., George Mason University, US

Polypyrrole (PPy) is a conducting polymer with a wide range of applications such as supercapacitors, sensors, batteries, actuators, and neural prosthetics. PPy is a popular polymer in experimentation not so easily accessed in computational modeling [...]

Distinctive thermoresponsive behavior of smart polymers solvated in glycerol from Molecular Dynamics

Hopkins S.D., Blaisten-Barojas E., George Mason University, US

Thermoresponsive polymers have been utilized in a broad range of medical and industrial applications as smart materials, including controlled drug delivery, and water treatment and desalination. While the behavior of such polymers has been modeled [...]

Delocalized Electron Relay in Superconductive Multiple-layer Self-Assembled Membranes Promoted Room-temperature d Wave Mixed-spin Triplet of Copper-pair to Penetrate Toroidal Josephson Junction Barriers with a Magnitude Higher Open Circuit Potential

Chen E.T., Thornton J.T., Duh S-H, Advanced Biomimetic Sensors, Inc., US

A room temperature superconductive/mem-element device is developed, and it comprises (1) superconductive - insulator-superconductive (SIS) structure, (2) immobilized zinc ions in the self-assembled membrane (SAM) promoted d wave mixed-spin triplet bounding enhanced curvature nanotubes formations [...]

Adhesive Offering Z-Axis Conductivity, Stretchability and Manufacturing Scalability for LED Electroactive Light Sheets

Stemmermann A., Stemmermann M., Balder D., Stemmermann A., Stemmermann M., Lall P., SunRay Scientific LLC, US

New product demands call for new solutions. Globally, the electrically conductive adhesives market has seen more than 40 new product launches in the last three years. Clearly certain needs are as yet unmet. Among those [...]

The use of RFID technology in university classrooms: Covid-19 related

Malekmohammadi A., Bautista R.R., Hernandez R., California state university Bakersfield, US

COVID-19 is a pandemic that has put countries in a global crisis. In the United states over 78 Million people are infected, and more than 900 thousand deaths are reported as on February 18, 2022. [...]

Development, Manufacturing, and Application of Photoacoustic Test Phantom

Christie L.B., Schneider P.J., Heidrich J.R., Oh K.W., University at Buffalo, US

Photoacoustic (PA) research is an up and coming field that is being applied to the medical space. PA combines the use of both optics and acoustics to create a final outputted signal (Figure 1). The [...]

Computational Modeling of a Wearable Device with Feedback to Advance the Healing of Chronic Skin Ulcers

Heidrich J., Oh K.W., University at Buffalo, US

This paper discusses how COMSOL Multiphysics modeling software allows for design ideas to be validated through computer simulation. The simulations generated show the Organic Electrochemical Field Effect Transistor (OECT) with a Poly(imide) (PI) polymer microfluidic [...]

Exploring graphene to enhance the performance of hybrid solar photovoltaic thermal collectors

Anderson M., Cauchon A., Icarus RT, Inc., US

A graphene layer between the polymer backsheet of a photovoltaic (PV) panel and an aluminum heat exchanger designed to extract heat from a PV panel is explored. The thermal properties of graphene are well-documented, and [...]

MESA-DER Specification (the Bluetooth of Energy Storage) Testing and Certification Program

Wheeles D., MESA Standards Alliance, US

The Modular Energy System Architecture (MESA) Standards Alliance is an industry association of electric utilities and technology suppliers. MESA’s mission is to accelerate the interoperability of distributed energy resources, in particular utility-scale energy storage systems, [...]

Asymmetric supercapacitors fabricated with ferrite/CHTL-derived hydrochar electrodes

Huynh K., Maddipudi B., Amar V.S., Shende A., Shende R., Shende A., Shende R., South Dakota School of Mines and Technology, US

Scientific community is striving for novel energy storage devices with superior power/energy density. Among these devices, asymmetric supercapacitors (ASCs) typically have higher power density as compared to batteries whereas higher energy density as compared to [...]