HEADLINES ARCHIVE
Energy storage wars: Which technology will prevail?
Gravity towers, pumped hydro, lithium-ion batteries and other alternatives are competing for hundreds of billions of dollars that will be spent on new energy storage capacity in the coming decades.
The Presence of Coal Combustion Pollutants Signaled by Fish Bones
The elemental composition of bony structures in the ears of fish – otoliths – reflect exposure to water pollutants and can serve as indicators of local water quality.
Perovskite Solar Cell Efficiency Keeps Climbing
Oxford PV reports a 28% conversion efficiency certified for a 1 cm sq perovskite-silicon tandem cell.
A Tool for Converting Contaminated Lands into Renewable Energy Assets
New updates to the mapping tool will help communities and developers site renewable energy on contaminated lands, landfills and mine sites.
Database Maps Photovoltaic Installations in the Contiguous U.S.
The database includes location, size and type information for 1.47 million solar power systems.
Report: Planning for Power Reliability Under Accelerated Generation Retirements
Accelerated generation retirements could have implications for North American resource adequacy, transmission adequacy and grid reliability.
Report: Pumped Storage as the World's Water Battery
Pumped hydropower storage capacity is projected to increase by almost 50% to 239,000 MW by 2030.
Massive, Gravity-Based Battery Towers Could Solve Renewable Energy’s Storage Problem
Energy Vault’s towers raise and lower thousands of concrete blocks to store and generate electricity.
Making the Most of Platinum Catalysts in Fuel Cells
A new durable catalyst consumes only about a quarter as much platinum as current technology.
Home Energy Storage Can Actually Increase Greenhouse Gas Emissions
Home energy storage systems can increase greenhouse gas emissions, particularly in the absence of tariff reforms aimed at carbon emissions.
Finding a Fix for U.S. Nuclear Waste Management
A three-year study spearheaded by Stanford University offers a series of recommendations for effectively closing up the back end of the nuclear fuel cycle.
NREL Study Considers Utility Distributed Energy Resource Aggregation
Efficient aggregation of distributed energy resources could enhance distribution grid reliability.
Report: Prospects for Renewables Penetration and a Decarbonized Economy in the EU
A new report examines the possible evolution of the European electricity market under different levels of variable renewable energy penetration through 2025.
The Avian Diversity Cost of Hydropower Development
Forest-dependent birds were observed to have largely vanished along with rainforest around a hydro project in Thailand.
Wind Resource Decline Noted for Northern Hemisphere
Station observation data show a decline in surface wind speeds over North America, Europe and Asia over the last 40 years.
Microscopic Shape-Changing Materials Mimic Nature
Microscopic 3D polymer shapes can be programmed to move in any direction in response to various stimuli.
Advantages to Using Ion Beam Milling Vs. Chemical Etching
SemiGen has released a new tech brief "Leveraging the Precision of Ion Beam Milling Vs. Chemical Etching of Thin Film Circuits" detailing the advantages of ion beam milling for RF/microwave circuit manufacturing compared to chemical etching.
New Resistors Designed for Medical Equipment, Laser Systems and Pulse Generators
New Yorker Electronics has released RCD Components' miniature 300 W non-inductive, low-profile chassis mount resistors in both the CM300 and CM300L series.
Vishay Intertechnology Announces New EMI Suppression Film Capacitors
The new devices will serve as EMC filters for automotive and industrial power inverters.
New Ultra-Wideband Distributed Driver Amplifier MMIC Released
Monolithic microwave integrated circuit (MMIC) developer Custom MMIC has just released the CMD292 — a new wideband distributed driver amplifier MMIC.