News tagged with high efficiency

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Engineers unveil new lighting solutions

Technology / Energy

created Jun 09, 2009 | popularity 3.5 / 5 (8) | comments 5

A study by Carnegie Mellon University researchers argues that new lighting technologies can be a key player in the portfolio of strategies needed to promote energy efficiency and to help reduce the emission of greenhouse ...


Wind power

5 Feasible Renewable Energy Sources

Technology / Energy

created May 08, 2009 | popularity 4.5 / 5 (42) | comments 24

(PhysOrg.com) -- President Barack Obama has made no secret of his desire to develop a "green economy" that includes renewable energy projects meant to benefit the environment. He has said that part of the economic recovery in ...


Home sets example for environmentally friendly living

Technology / Other

created Feb 27, 2009 | popularity 3 / 5 (1) | comments 0

When Larry and Lauri Kraft decided to add a great room and three-season porch to their 1959 split-level home in St. Louis Park, Minn., they chose "green" remodeling to protect their children's health.





Search results for high efficiency


Citrus

Citrus surprise: Vitamin C boosts the reprogramming of adult cells into stem cells

Biology / Cell & Microbiology

created Dec 24, 2009 | popularity 4.8 / 5 (26) | comments 5

Famous for its antioxidant properties and role in tissue repair, vitamin C is touted as beneficial for illnesses ranging from the common cold to cancer and perhaps even for slowing the aging process. Now, ...


UN climate official warns of Indian energy 'crisis'

Space & Earth / Environment

created Dec 23, 2009 | popularity 3.4 / 5 (8) | comments 4

India's reliance on coal means the country is heading for an energy crisis unless it diversifies its sources of power, the chairman of the UN's top climate change panel predicted on Wednesday.


Glitter-sized solar photovoltaics produce competitive results

Glitter-sized solar photovoltaics produce competitive results

Technology / Energy

created Dec 22, 2009 | popularity 4.4 / 5 (32) | comments 0

Sandia National Laboratories scientists have developed tiny glitter-sized photovoltaic cells that could revolutionize the way solar energy is collected and used.


Study shows immune system protein involved in reprogramming adult cells to express stem cell genes

Biology / Cell & Microbiology

created Dec 22, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Scientists have discovered a protein required to quickly and efficiently reprogram human skin cells to express embryonic stem cell genes.


Graphite oxide at high pressure opens a road to new amazing nano-materials

Nanotechnology / Nanomaterials

created Dec 21, 2009 | popularity 5 / 5 (2) | comments 1

(PhysOrg.com) -- New results by scientists at Umeľ University, Sweden, show that not only water but also alcohol solvents can be inserted to expand the structure of graphite oxide under high pressure conditions. The ...


Swimming Bacteria Could Become Model for Micromachines

Swimming Bacteria Could Become Model for Micromachines

Physics / General Physics

created Dec 21, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- UConn researchers say Spiroplasma's propulsion style is optimal for converting energy into motion.


Caisson 3D Modeling Command Center

National Robotics Engineering Center Demonstrates the Future of Smart Work

Technology / Engineering

created Dec 21, 2009 | popularity 5 / 5 (3) | comments 0

The National Robotics Engineering Center, (NREC) at Carnegie Mellon University is at the forefront of partnering man with technology to improve safety and costs. Among the completed projects are, the Caisson ...


Hot electron solar cell

Hot Electrons Could Double Solar Cell Power Efficiency

Nanotechnology / Nanophysics

created Dec 18, 2009 | popularity 4.3 / 5 (15) | comments 2

Scientists have experimentally verified a theory suggesting that hot electrons could double the output of solar cells. The researchers, from Boston College, have built solar cells that successfully use hot ...


Researchers create new 'smart' nanocapsule delivery system for use in protein therapy

Nanotechnology / Bio & Medicine

created Dec 18, 2009 | popularity 5 / 5 (3) | comments 1

the delivery of healthy proteins directly into human cells to replace malfunctioning proteins — is considered one of the most direct and safe approaches for treating diseases. But its effectiveness has been limited by low ...


A Search for Stability for Platinum Catalysts

A Search for Stability for Platinum Catalysts

Nanotechnology / Nanomaterials

created Dec 17, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- A new carbon support that greatly increases the durability of proton-exchange membrane fuel cells has been developed by scientists at Pacific Northwest National Laboratory and Princeton University. ...



List of search results for high efficiency