Oil-rich countries force through compromise at UN climate talks in Bonn, Germany, that many think falls short of acting on key conclusions from last year’s IPCC report.
Energy
Flexible 1D Composites for Energy Conversion and Water Splitting
Chemists have developed a hybrid semiconductor material for efficient and sustainable hydrogen production.
Electrochemical Carbon Dioxide Reduction in Supercritical Carbon Dioxide is Cool
At standard temperature and pressure, CO2 exists as a gas. On cooling to -78.5°C, it becomes a solid called dry ice, which is a common refrigerant. At a critical temperature and pressure of 31.1°C and 72.9 atmospheres, respectively, CO2 becomes a supercritical fluid...
Researchers demonstrate self-assembling quantum dots
Unexpected breakthrough could bolster quantum photonics and solar cell efficiency.
“Tunneling” may Extend Integrated Circuit Battery Life Tenfold
Early results using novel materials and processes achieves milestone toward low-power tunneling field effect transistor.
Researchers find optimal pattern for solar harvesting
Organic solar cells design could lead to more efficient, less expensive solar power.
MIT spin-off portable fuel cell wins CES awards
Device selected for innovation awards at annual consumer electronics exhibition.
A better electrolyte for lithium ion batteries
Solid nanoporous electolyte developed at ORNL could solve many of the safety concerns associated with current lithium-ion technology.
Silicon nanoparticles produce hydrogen on demand
New technology could help power portable devices like satellite phones and radios.
New agreement to build high-performance solar cells
Dow Corning and Crystal Solar will work together to support the latter’s breakthrough monocrystalline manufacturing approach.
Nanowire photovoltaics could give energy generation a big boost
Researchers from Lund University in Sweden have shown how nanowires could pave the way for more efficient and cheaper solar cells.
Flexible ITO-Free Polymer Solar Cells
Many efficient polymer solar cells include ITO. Yet this material is not well-suited for large-scale production.
Book Review: Principles of Solar Cells, LEDs and Diodes
Professor Roland Scheer reviews Adrian Kitai’s book on the principles of the PN junction.
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