Electricity from seawater: New method efficiently produces hydrogen peroxide for fuel cells
May 20, 2016 feature
(Phys.org)—Scientists have used sunlight to turn seawater (H2O) into hydrogen peroxide (H2O2), which can then be used in fuel cells to generate electricity. It is the first photocatalytic method of H2O2 production that ...
Simpler processing improves solar cells
May 18, 2016
By simplifying the process used to make a promising type of solar cell, A*STAR researchers have also improved the device's performance. The discovery may lead to better manufacturing methods for the commercialization of solar ...
Scientists track charge in future fuel cell material
May 17, 2016
Scientists have mapped the movement of charge through a designer material for the first time by using a combination of X-ray and neutron techniques. The material, known as a metal organic framework or "MOF", has been designed ...
Researchers unleash graphene 'tiger' for more efficient optoelectronics
May 13, 2016
In the quest to harvest light for electronics, the focal point is the moment when photons—light particles—encounter electrons, those negatively-charged subatomic particles that form the basis of our modern electronic ...
Autoignition model designed for efficient, accurate engine simulations
May 12, 2016
Researchers at Sandia National Laboratories have developed a model for how diesel engines autoignite that should lead to increased engine efficiency and a better understanding of how pollutants form.
Changes in solar cell technology
May 11, 2016
A laser-based manufacturing process from the Fraunhofer ISE in Freiburg, Germany is revolutionizing the photovoltaics market. For the first time point-contacted solar cells can be manufactured in series. Several million cells ...
Exploring the mystery of how enzymes work via simulations
May 10, 2016
Enzymes play a crucial role in most biological processes—controlling energy transduction, as well as the transcription and translation of genetic information and signaling. They possess a remarkable capacity to accelerate ...
Geometric heat engine simultaneously maximizes both power and efficiency
May 10, 2016 feature
(Phys.org)—As its name suggests, a heat engine converts heat into mechanical energy that can be used to do work—for example, to power a car. Heat engines can operate either in a steady state (where heat is constantly ...
Fujitsu develops high-accuracy fuel efficiency estimates through a ship's operational data
May 10, 2016
Fujitsu Laboratories today announced the development of technology that uses analysis of ship-related big data to estimate fuel efficiency, speed and other performance in actual sea conditions, to a highly accurate margin ...
Effects of spectral quality, intensity of LEDs
May 09, 2016
In horticultural operations, light-emitting diode (LED) lamps are becoming recognized as an important advance in artificial lighting. Among other benefits, LED lighting systems can offer durability, long operating lifetimes, ...