Catalysts accelerate chemical reactions, but the widely used metal platinum is scarce and expensive. Researchers have now developed an alternative with a 20x higher activity: a catalyst with hollow nanocages of an alloy of nickel and platinum.... nanowerk · 2 months
Hydrogen alarm for remote hydrogen leak detection  PHYS.ORG · 2 weeks
Hydrogen is considered as one of the promising alternative energy sources. Nevertheless, its application as an energy carrier is complicated due to its highly explosive nature when mixed with oxygen. These dangerous situations may... more
Observation of hydrogen trapping at dislocations, grain boundaries, and precipitates  Science Magazine · 3 weeks
Hydrogen embrittlement of high-strength steel is an obstacle for using these steels in sustainable energy production. Hydrogen embrittlement involves hydrogen-defect interactions at multiple-length scales. However, the challenge of... more
The roughening of a platinum electrode  PHYS.ORG · 6 hours
Smooth platinum electrodes roughen and wear when subjected to repeated cycles of oxidation and reduction, which causes nanometer scale mounds to grow. Leiden chemists Leon Jacobse and Mark Koper, together with physicist Marcel Rost, discovered the... more
Chemist creates cheap catalysts for the production of vanillin  PHYS.ORG · 5 hours
A chemist from RUDN University has created cheap and effective catalysts for the production of vanillin using spinel nanoparticles with copper oxide nanoparticles. Hydrogen peroxide was used as an oxidizing... more
GMRT discovers a gigantic ring of hydrogen gas around a distant galaxy  PHYS.ORG · 4 weeks
A team of astronomers at the National Centre for Radio Astrophysics (NCRA) in Pune, India have discovered a mysterious ring of hydrogen gas around... more
Hubble Telescope Surveys Gigantic Galaxy  ASTRO WATCH · 3 weeks
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Pathways to a low-carbon future  MIT · 3 weeks
A new study looks at how the global energy mix could change over the next 20 years. more
Researchers find a way to harness the entire spectrum of sunlight  PHYS.ORG · 1 week
Scientists for the first time have developed a single molecule that can absorb sunlight efficiently and also act as a catalyst to transform solar energy into... more
Enormous Ring of Neutral Hydrogen Found around Distant Massive Galaxy  SCI-NEWS.COM · 4 weeks
Astronomers using the Giant Metrewave Radio Telescope (GMRT) have discovered an extremely large off-centered ring of... more
Study looks at how the global energy mix could change over the next 20 years  PHYS.ORG · 3 weeks
When it comes to fulfilling ambitious energy and climate commitments, few nations successfully walk their talk. A case... more
Electrochemical method for extracting uranium, and potentially other metal ions, from solution  SCIENCE DAILY · 6 days
Fifty years ago, scientists hit upon what they thought could be the next rocket fuel. Carboranes -- molecules composed of boron, carbon and hydrogen... more
High-gravity water waves  PHYS.ORG · 2 weeks
What might look like jelly being stirred is actually water subjected to 20 times normal Earth gravity within ESA's Large Diameter Centrifuge—as part of an experiment giving new insight into the behavior of wave turbulence. more
Researchers explain how disorder in tiny crystals enables heat-therapeutic systems  PHYS.ORG · 4 days
A new research study at the Institute of Electronic Structure and Lasers (IESL) of the Foundation for Research and Technology-Hellas (FORTH) finds that minute crystals, many thousand times... more
Gene network helps to turn white fat into beneficial calorie-burning fat  SCIENCE DAILY · 3 weeks
1.9 billion people in the world are overweight. Of these, 650 million people are obese, which increases the risk of secondary diseases such as cancer. Scientists... more
Team develops an electrochemical method for extracting uranium, and potentially other metal ions, from solution  PHYS.ORG · 6 days
Fifty years ago, scientists hit upon what they thought could be the next rocket fuel. Carboranes—molecules composed of... more
Photoelectrochemical water-splitting efficiency hits 4.5%  SCIENCE DAILY · 2 weeks
Solar-to-fuel conversion offers a promising technology to solve energy problems, yet device performance could be limited by undesired sunlight absorption. Researchers show copper thiocyanate can assist hole transport in oxide photoelectrodes and enable a 4.55% solar-to-hydrogen efficiency in... more
Cosmic bubbles reveal the first stars  SCIENCE DAILY · 3 weeks
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VLT Sees Newborn Stars in Emission Nebula Gum 26  SCI-NEWS.COM · 1 week
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A design principle for creating selective and robust electrocatalytic interfaces  PHYS.ORG · 5 days
To effectively counteract climate change and meet rising global energy requirements, humans must drastically change their methods for generating energy. New catalysts for a carbon-neutral conversion of energy... more
Physicists trap light in nanoresonators for record time  nanowerk · 6 days
The reference particle captured light for a time exceeding 200 periods of one wave oscillation, 20-40 times longer than usual; this opens new perspectives in such areas as manufacturing compact sensors, night... more
Atomic tuning on cobalt enables an eightfold increase of hydrogen peroxide production  PHYS.ORG · 2 weeks
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A type Ia supernova at the heart of superluminous transient SN 2006gy  Science Magazine · 5 days
Superluminous supernovae radiate up to 100 times more energy than normal supernovae. The origin of this energy and the nature of the stellar progenitors... more
New study on a recently discovered chlorophyll molecule could be key to better solar cells  PHYS.ORG · 2 weeks
All living organisms need energy for their survival, and this energy indirectly comes from the sun. Some organisms,... more
Planetary nebula WR 72 has hydrogen-poor knots, study finds  PHYS.ORG · 4 weeks
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Transformative 'green' accelerator achieves world's first 8-pass full energy recovery  PHYS.ORG · 1 week
Scientists from Cornell University and the U.S. Department of Energy's (DOE) Brookhaven National Laboratory (BNL) have successfully demonstrated the world's first capture and reuse of energy in a... more
Ecofriendly catalyst for converting methane into useful gases using light instead of heat  PHYS.ORG · 1 day
Methane is present in the natural gas that is abundant in the Earth's crust, and has found many uses in modern applications,... more
Astronomers detect first stars 'bubbling out' from the cosmic Dark Ages  PHYS.ORG · 3 weeks
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