Add BrightSurf on Google Email

Search results for “Energy”

1,000+ results for "Energy"

Machine learning can support urban planning for energy use

Researchers at Drexel University developed a machine learning model to predict Philadelphia's future energy use based on zoning decisions and building characteristics. The model uses two machine learning programs to tease out patterns from massive datasets and make projections about future energy consumption.

SourceDrexel University·JournalEnergy and Buildings·TypeData/statistical analysis·DateMay 4, 2023

Gender and energy key to sustainable development goals

Research highlights gaps in knowledge about the relationship between gender and energy, limiting policymakers' actions and exacerbating inequality. Women's access to finance, education, and household bargaining power can increase adoption of efficient cooking technologies and cleaner fuels.

SourceDuke University·JournalNature Energy·TypeLiterature review·DateApr 6, 2023

Argonne drops data on the question of efficient drone use for e-commerce deliveries

A new Argonne study compares drone energy usage to diesel trucks and electric vehicles, finding that drones consume as much energy as either on average windy days. The models are based on regional energy consumption and facility costs of direct delivery drones under various wind speed scenarios.

SourceDOE/Argonne National Laboratory·JournalTransportation Research Record Journal of the Transportation Research Board·DateMar 1, 2023

High-performance and compact vibration energy harvester created for self-charging wearable devices

Researchers at Osaka Metropolitan University developed a compact vibration energy harvester that amplifies electric power generated from human walking motion by about 90 times. The device can generate electricity from non-stationary vibrations, including walking motion, to power small wearable devices.

SourceOsaka Metropolitan University·JournalApplied Physics Letters·TypeExperimental study·DateNov 29, 2022

Quantum algorithm of the direct calculation of energy derivatives developed for molecular geometry optimization

A new quantum algorithm allows for the direct calculation of energy derivatives, a crucial step in molecular geometry optimization, using only one query on a quantum computer. This breakthrough enables the computation of energy derivatives with respect to nuclear coordinates in a single calculation.

SourceOsaka Metropolitan University·JournalThe Journal of Physical Chemistry Letters·TypeComputational simulation/modeling·DateNov 29, 2022

Creating efficient building energy management systems from room-level big data

A new study proposes a scalable, bottom-up approach to developing energy-saving initiatives at the individual level by analyzing real-time energy usage data. The research team developed an energy calculator that can be scaled up to the building- and community-level, enabling more accurate occupant-level measurements.

SourceIncheon National University·JournalRenewable and Sustainable Energy Reviews·TypeData/statistical analysis·DateNov 9, 2022

Blessing or curse? How the pandemic and the war impact energy transitions

The Covid-19 pandemic and European conflict have exposed the vulnerability of the global energy system, with reduced investments in clean energy projects and increased fossil fuel reliance. This is likely to create lock-in effects that could take decades to reverse, making a sustainable energy transition increasingly challenging.

Sleep mode makes Energy Internet more energy efficient

Nagoya University scientists developed a controller with a sleep mode to procure energy only when needed, reducing the need for storage batteries and capacitors. This innovative solution enables efficient energy saving and promotes the practical application of power packet type energy Internet.

SourceNagoya University·JournalInternational Journal of Robust and Nonlinear Control·DateOct 7, 2022

Climate extremes: The energy required for adaptation calls for stronger mitigation efforts

A new study finds that adapting to climate change will require more energy than previously estimated, leading to higher energy investments and costs. Ambitious mitigation policies can cut the increase in energy system costs induced by adaptation, resulting in net gains.

SourceCMCC Foundation - Euro-Mediterranean Center on Climate Change·JournalNature Communications·TypeComputational simulation/modeling·DateAug 25, 2022

Reduction of global inequalities in energy use necessary to stop climate change

A new study by ICTA-UAB reveals that existing climate mitigation scenarios perpetuate energy use inequalities between the Global North and South. To stop climate change, the Global North must reduce its energy consumption to sustainable levels while allowing for sufficient growth in energy use in the rest of the world.

SourceUniversitat Autonoma de Barcelona·JournalThe Lancet Planetary Health·TypeData/statistical analysis·DateJul 7, 2022

Knowing the Earth’s energy imbalance is critical in preventing global warming, study finds

A new study published in Environmental Research: Climate reveals the Earth's energy imbalance is crucial for understanding and addressing climate change. The research found that 93% of extra heat from the imbalance ends up in the oceans, increasing their temperature and sea level, leading to more frequent extreme weather events.

SourceIOP Publishing·JournalEnvironmental Research Climate·DateJul 4, 2022

Development of ultra-thin, high-efficiency piezoelectric elements that generate electricity from movements in daily life

Researchers at DGIST have created a new energy-generating device using biocompatible materials that can harness electrical energy from small movements of the human body. The developed device boasts an ultra-thin film design and achieves the world's highest energy conversion efficiency at 18.85%, making it suitable for long-term power s...

Comprehensive consideration for machine tools’ energy efficiency and machining accuracy: Exploring the coupling relationship between material removal and thermal control

A research team found that the coupling relationship between thermal control and material removal affects machining accuracy and energy efficiency. The study aims to improve energy-efficient and precision machining collaboratively.

SourceHigher Education Press·JournalFrontiers of Mechanical Engineering·TypeExperimental study·DateMay 16, 2022

Mars’ emitted energy and seasonal energy imbalance

Researchers found that Mars' extreme energy budget imbalance can contribute to dust storms. The team analyzed four years of data from NASA missions and found a correlation between the planet's orbits and temperatures, suggesting that the energy excess may be one of the generating mechanisms of Mars' dust storms.

SourceUniversity of Houston·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateMay 16, 2022

Low-energy protons from strong-field breaking of hydrogen

A joint research team investigated the generation of low-energy protons in dissociative ionization of H2 using time-energy-resolved spectroscopy. They found that low-energy protons are produced via dipole-transition at large bond lengths, contrary to the expected bond-softening scenario.

SourceUltrafast Science·JournalUltrafast Science·TypeExperimental study·DateMay 11, 2022

New review highlights the potential of smart contracts as a game-changing technology for the energy sector

A recent review highlights smart contracts as a game-changing technology for the energy sector, enabling decentralized generation and consumption. The study identifies applications in smart electric vehicle charging, demand-side response, peer-to-peer energy trading and more.

SourceHeriot-Watt University·JournalRenewable and Sustainable Energy Reviews·TypeSystematic review·DateMar 30, 2022

Private investment in California’s solar energy industry increases climate vulnerabilities, study finds

A study by University of Illinois researchers found that private investments in California's solar energy industry increase climate vulnerabilities. Large-scale infrastructure needed to attract private investment makes the system more vulnerable to climate extremes, including heat waves and droughts.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalEnvironment and Planning E Nature and Space·TypeContent analysis·DateMar 9, 2022

New paper offers innovative solution for thermal energy storage

Researchers have developed a novel approach to improve thermal energy storage by decoupling energy density and power density using pressure-enhanced close contact melting. This method has demonstrated efficacy in achieving high power and energy density, making it suitable for demanding applications like electric vehicles and data centers.

New technology fused with photosynthetic life offers path to green energy

Researchers at Arizona State University have developed a hybrid device that combines living organisms with bio batteries to produce stored energy under light conditions. The technology, known as microbial electro photosynthesis, has the potential to power a wide range of products, including transportation fuels and cosmetics.

SourceArizona State University·JournalJournal of the American Chemical Society·TypeExperimental study·DateFeb 20, 2022