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Ultrafast Doping in Polycrystalline Chalcogenides
Background Cadmium telluride (CdTe) photovoltaic technology is considered one of the most successful commercial thin film solar cell technologies, boasting a power conversion efficiency of approximately 23%. Despite this achievement, the current power conversion efficiency for CdTe modules is still far from the theoretical power conversion efficiency...
Published: 9/15/2025   |   Inventor(s): Feng Yan
Keywords(s): PS-Advanced Materials and Nanotechnology, PS-Energy and Power, PS-Environmental, Solar cells, Solar Energy, Thin Films
Category(s): Advanced Materials/Nanotechnology, Alternative Energy, Energy & Power, Environmental, Physical Science
All-Inorganic Perovskites/Chalcogenides Multijunction Solar Cells
Background All-inorganic perovskite solar cells (AI-PSCs) have emerged as a promising technology in the field of photovoltaics, offering significant advancements in efficiency and stability. Perovskite materials as solar energy absorbers are traditionally developed with hybrid organic-inorganic perovskites. These types of hybrid materials demonstrate...
Published: 9/15/2025   |   Inventor(s): Feng Yan
Keywords(s): PS-Advanced Materials and Nanotechnology, PS-Energy and Power, PS-Environmental, Solar cells, Solar Energy, Thin Films
Category(s): Advanced Materials/Nanotechnology, Alternative Energy, Energy & Power, Environmental, Physical Science
Ampule-Based Synthesis of Sulfur-Porous Carbon Composites for Lithium-Sulfur Batteries
Background Lithium/sulfur (Li/S) batteries are garnering significant attention as a promising solution for next-generation electrochemical energy storage. Their potential to revolutionize the battery industry stems from several key advantages that address the limitations of current lithium-ion (Li-ion) technology. These advantages include an exceptionally...
Published: 8/21/2025   |   Inventor(s): Yoon Hwa, David Wright, Yuhui An
Keywords(s): Chemicals, Energy storage, Engineering, Materials, Nanomaterials, Synthesis
Category(s): Energy & Power, Physical Science, Advanced Materials/Nanotechnology, Semiconductors, Materials & Processes
AI-Accelerated Parallel Power Flow Analysis in Electrical Power Grids
Background Modern electrical grids tend to have higher penetration of intermittent energy sources. The grid infrastructure is also more susceptible to physical damage due to increased extreme weather events. Grid operators have to run multiple power flows for different scenarios in real time to continuously monitor the system states and make necessary...
Published: 8/21/2025   |   Inventor(s): Amarsagar Reddy Ramapuram Matavalam, Shaban Ghias Satti
Keywords(s):  
Category(s): Energy & Power, Physical Science, Artificial Intelligence/Machine Learning
Integrated Sensing and Communication System Using Backscattering RFID Tags
Background Integrated sensing and communication (ISAC) has been envisioned to benefit various emerging applications in the future, with enhanced spectral, energy, and hardware efficiency. One potential scenario is the use of radio frequency identification (RFID) for inventory management in warehouses or retail stores, where low-cost passive RFID tags...
Published: 7/14/2025   |   Inventor(s): Ahmed Alkhateeb, Hao Luo, Umut Demirhan
Keywords(s):  
Category(s): Physical Science, Wireless & Networking, Energy & Power, Applied Technologies
Atomically Dispersed Nb-N-C Based Electrocatalyst for Metal-Air Batteries
Background Zn-air batteries (ZABs) are an emerging technology recognized for their environmentally friendly properties, cost-effectiveness, and high energy density. ZABs are reinventing next generation metal air batteries and are considered potential alternatives to lithium-ion batteries, providing a greener alternative. These batteries operate by...
Published: 7/14/2025   |   Inventor(s): Zhaoyang Fan, Xueyan Lin, Bin Wang
Keywords(s):  
Category(s): Physical Science, Environmental, Energy & Power
Compact X-Ray Light Source Design
Background X-ray free-electron lasers (XFELs) produce x-ray pulses with durations shorter than 100 femtoseconds. Each pulse contains enough photons to produce a diffraction pattern from a nanocrystal in a single shot, while avoiding most effects of radiation damage. XFELs are increasing in prevalence in a range of applications due to their capacity...
Published: 7/11/2025   |   Inventor(s): Samuel Teitelbaum
Keywords(s):  
Category(s): Physical Science, Energy & Power, Applied Technologies, Physics
High-Performance Lateral AlN Schottky Barrier Diodes with Ultra-Low Ideality Factor
Background Aluminum nitride (AlN) has been studied in recent years as an ultra-wide bandgap semiconductor for next-generation high-voltage and high-temperature electronics. The ultra-wide bandgap and large critical breakdown of AlN enables these applications, but the development of AlN-based electronic devices faces many challenges. The controllable...
Published: 6/27/2025   |   Inventor(s): Dinusha Herath Mudiyanselage, Houqiang Fu, Dawei Wang
Keywords(s):  
Category(s): Physical Science, Energy & Power, Semiconductor Devices
Quantum Positive Unlabeled Learning Algorithms with Applications to Energy
Background Positive unlabeled (PU) learning is a semi-supervised machine learning approach to a binary classification problem in which most of the data is unlabeled. PU learning algorithms reduce the computational cost of training machine learning classifiers, because the labeling of data is time-intensive for supervised machine learning algorithms....
Published: 5/21/2025   |   Inventor(s): Andreas Spanias, Salil Naik, Leslie Miller, Kristen Jaskie, Glen Uehara
Keywords(s):  
Category(s): Physical Science, Artificial Intelligence/Machine Learning, Energy & Power, Wireless & Networking
Photocatalytic Luminous Monoliths
Background As the range of materials that are compatible with additive manufacturing dimensional (3D) printing has expanded, the technology has gained increasing relevance in the applicability and adoption in fields such as catalysis and adsorption. Traditional monolithic contactors have the advantages of good mass transfer and lower pressure drops....
Published: 5/21/2025   |   Inventor(s): Jean Andino, Adnan Abdullahi, Mikiye Lamansky
Keywords(s):  
Category(s): Physical Science, Environmental Remediation/Wastewater Treatment, Energy & Power, Advanced Materials/Nanotechnology
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