• 更轻更小更便宜的高频变压器

    16-03-27 A Sandia-led team has developed a way to make a magnetic material that could lead to lighter and smaller, cheaper and better-performing high-frequency transformers, needed for more flexible energy storage systems and widespread adoption of renewable...

  • 可以防雪的喷洒式涂层

    16-03-15 On your car windshield, ice is a nuisance. But on an airplane, a wind turbine, an oil rig or power line, it can be downright dangerous. And removing it with the methods that are available today--usually chemical melting agents or labor-intensive scr...

  • 多尺度模拟解开等离子体湍流的奥秘

    16-03-08 Cutting-edge simulations run at Lawrence Berkeley National Laboratory's National Energy Research Scientific Computing Center (NERSC) over a two-year period are helping physicists better understand what influences the behavior of the plasma turbulenc...

  • 对土地水源的竞争越来越激烈

    16-03-07 As strategies for energy security, investment opportunities and energy policies prompt ever-growing production and consumption of biofuels like bioethanol and biodiesel, land and water that could otherwise be used for food production increasingly ar...

  • 高频电信号可以无损通过石墨烯

    16-03-07 Electrical signals transmitted at high frequencies lose none of their energy when passed through the 'wonder material' graphene, a study led by Plymouth University has shown. Discovered in 2004, graphene - which measures just an atom in thickness an...

  • 科学家首次追踪到快速无线电波暴

    16-02-28 For the first time a team of scientists has tracked down the location of a fast radio burst (FRB), confirming that these short but spectacular flashes of radio waves originate in the distant universe. The breakthrough, published today in the journal...

  • 植物如何在低氧的环境中进行光合作用

    16-02-28 During the daytime, plants convert the Sun's energy into sugars using photosynthesis, a complex, multi-stage biochemical process. New work from a team including Carnegie's Mark Heinnickel, Wenqiang Yang, and Arthur Grossman identified a protein need...

  • 无人驾驶车辆可能加大车辆使用率

    16-02-28 Driverless vehicles could intensify car use, reducing or even eliminating promised energy savings and environmental benefits, a study led by a University of Leeds researcher has warned. Development of autonomous driving systems has accelerated rapid...

  • Oliver Twist 雾都孤儿 - Chapter 19

    16-02-18 It was a chill, damp, windy night, when the Jew: buttoning his great-coat tight round his shrivelled body, and pulling the collar up over his ears so as completely to obscure the lower part of his face: emerged from his den. He paused on the step as...

  • 《经济学人》2015年度好书历史类

    16-02-15 Nagasaki: Life after Nuclear War Susan Southard The searing account of five teenage hibakusha (explosion-affected people): how they survived the atom bomb that was dropped on Nagasaki in 1945, and the terrible price they paid in the aftermath of the...