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2011-07-04 Power Tip: Higher-voltage LEDs boost light bulb efficiency
Find out why higher voltage is a better choice, and how to achieve it.
2010-05-07 Power switch cuts energy losses, prevent system errors
STMicroelectronics has launched an intelligent power switch for use in industrial controls, which provides improved accuracy to minimize energy losses and prevent system errors when faults occur
2012-04-18 Power supply for servers boast 94.8% conversion efficiency
Fujitsu Laboratories' power supply features 2.3kW power output that claims to reduce overall energy requirements for the server and contributes to energy savings for data centers
2007-10-11 Power supply controller enables energy-efficient designs
Cambridge Semiconductor has unveiled a mixed-signal controller IC for switched-mode power supplies that it expects will help companies produce much more energy-efficient equipment
2012-03-26 Power supplies boast 95%+ efficiency
Super Micro's digital switching power supplies claim to offer additional 5-10 percent efficiency gains at light loads and flaunt output from 340-1400W
2007-10-24 Power managers for OLEDs offer 90% efficiency
National Semiconductor Corp. has added three new power management products for driving LEDs and OLED displays to its PowerWise energy-efficient product family
2009-03-23 Power generators boast improved efficiency, output
Nextreme Thermal Solutions has doubled the efficiency and power output of its thin-film thermoelectric power generator
2009-01-16 Power efficiency takes on a new meaning
The challenge moving forward is to resist the temptation to slide back into the “lights on for safety!? mode of all on all the time.
2009-02-19 Power converter harnesses green energy
Freescale Semiconductor Inc. has developed an integrated mixed-signal chip that can convert the output from a single solar cell into a usable power source.
2011-08-17 Power analyzer detects energy wastage
Fluke's power analyzer facilitates energy consumption studies and electrical load analysis and features a logging function that allows users to find intermittent power problems
2013-05-08 Polymer solar cell boasts 8.92% conversion efficiency
Researchers from Ulsan National Institute of Science and Technology demonstrated high-performance PSCs that claim to offer the highest reported values for plasmonic PSCs using metal nanoparticles.
2010-01-14 Piezoelectric transducer harvests energy
The device interfaces with a piezoelectric or alternative AC power source and stores harvested energy in a capacitor
2009-08-04 Physical IP libraries deliver energy-efficient MCUs
ARM is offering ultralow-power Physical IP libraries designed to drive the next generation of energy-efficient microcontroller devices
2010-03-12 PFC controller delivers high system efficiency at light load
Fairchild has developed a CCM PFC controller for 300W to 2kW power supply designs that bring high system efficiency, high power factor and low THD
2015-02-02 Perovskites show notable solar energy-harvesting potential
An international research group focused on the perovskite crystals say the results of their study could lead to developing cheaper, more efficient solar cells and LEDs.
2010-01-25 PDP boasts quadruple luminance efficiency
Panasonic Corp. has developed new plasma display panels (PDP) that boast quadruple luminance efficiency
2009-01-21 Organic solar for energy harvesting
Organic solar, also called thin-film plastics, which has been long considered promising for low (and ultra-low) power applications is gaining momentum.
2014-03-17 Organic solar cells boast 8.4% conversion efficiency
Imec created fullerene-free organic photovoltaic multilayer stacks that offer compatibility with flexible substrates and tunable absorption window.
2007-08-14 Organic solar cell tech touts new efficiency record
Plextronics announced that its organic photovoltaic technology has achieved a new efficiency record of 5.4 percent in the conversion of solar light to power for single-layer solar cells
2011-12-19 Organic solar cell achieves 8.3% efficiency record
Imec, Solvay and Polyera claims to set a world record efficiency of 8.3 percent for organic solar cells in an inverted device architecture
2013-10-01 OLED efficiency enhanced by wagon-wheel shaped molecule
University of Utah physicists developed the "pi-conjugated spoked-wheel macrocycle," an organic molecule shaped like a rotelle pasta, which can improve the efficiency of organic LED light bulbs
2015-01-08 Novel method improves fuel cell efficiency
Researchers from South Korea indicated that the direct methanol fuel cell boasts potential as an energy conversion device for electrical vehicles and portable devices without any toxic heavy metal ions
2014-01-28 Novel current sensors harvest wasted electromagnetic energy
A research team at HKPU developed a chip that enables detection of magnetic fields generated by electricity and a linear conversion of these magnetic fields into electrical voltage signals.
2011-05-23 Nextreme, APEI develop energy harvester for turbine WSN
Nextreme's thermal energy harvester will power wireless sensor networks, enabling them to perform detection, diagnosis and prognosis of problems occurring within heat-powered engine bearing assemblies
2008-07-03 Nextreme gets grant to fuel efficiency of thermoelectrics
Nextreme Thermal Solutions has been awarded a grant from the North Carolina Green Business Fund to enhance the efficiency of thin-film thermoelectrics used to convert waste heat into electricity
2008-08-25 Neo Solar, Centrotherm team to improve solar cell efficiency
Neo Solar Power and Centrotherm Photovoltaics AG entered into a Memorandum of Understanding on research and development collaboration to significantly improve solar cell efficiency targeting at over 20 percent for mass production
2013-03-27 Nanowires boost quantum-dot PV system efficiency
MIT researchers have embedded particles called quantum dots within a forest of nanowires that promise to provide a significant boost for photovoltaic cells.
2009-11-03 MOSFET drivers provide light-load efficiency mode
Microchip rolls out synchronous buck MOSFET drivers in small 8-pin SOIC and 3mm x 3mm DFN packages to provide maximum efficiency in a small footprint
2008-12-03 MIT researchers boost solar cell efficiency
Massachusetts Institute of Technology (MIT) researchers are expected to report on thin-film solar cells that could boost conversion efficiency by 50 percent while cutting materials costs by using less silicon
2010-11-17 MCU enables energy harvesting
Linear Technology Corp. and Energy Micro AS presented a joint demonstration of a smart energy harvesting application using a piezoelectric energy harvesting power supply from Linear and an MCU from Energy Micro
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