他声称，二极管灯能少用80%的能量，而且使用时间是现在照明技术的20倍。
"We can use as much as 80 percent less energy," he says, "and the product can last about 20 times longer than the technology it's replacing."
二极管是一种只允许电流单向流动的元件。
A diode is a device which only allows current to flow in one direction.
二极管是将交流电整流成直流电的电子装置。
Diodes are electronic devices which rectify alternating current to direct current.
欧兹坎用LED(发光二极管)作为光源，以此制造细胞的阴影。
Ozcan USES an LED as his light source, creating cellular shadows.
本文将研究如何使用TMP36温度传感器记录温度数据，如何用一个简单的发光二极管(LED)进行发光。
This article examines data logging of temperature using the TMP36 temperature sensor and a simple light-emitting diode (LED) for light.
新技术采用有机光发射二极管（OLED）薄膜在电流的响应下产生光辐射。
The new technology employs organic light emitting diodes, or OLEDs, tiny thin films that create light in response to electrical current.
一些公司，比如像索尼，正在关注一些由薄片状的有机分子组成的有机发光二极管，这些二极管能根据电流来相应的发出光。
Some firms, such as Sony, are looking at organic light-emitting diodes composed of thin films of organic molecules which generate light in response to an electric current.
水龙头里的发光二极管能够随着水龙头的拧开和关紧而开启或关闭，这样流到水槽或面盆里的水就会像彩色的小瀑布一般。
There is an LED that gets activated when the tap is turned on and deactivated when turned off, this results in a stream of coloured waterfall in your sink or basin.
而今年的水晶球则采用了节能技术，球体外表覆盖着一层沃特福德水晶，内置9576个发光二极管，发出五彩的光芒。
This year's event featured an energy-efficient sphere clad in Waterford crystals, with 9,576 light-emitting diodes that generated a kaleidoscope of colors.
科研人员已经建造好了实验性的显示屏，将量子点与有机发光二极管的基础材料相结合。
Researchers have already built experimental displays that combine quantum dots with the underpinnings of OLED displays.
在过去的一个世纪中，白炽灯泡一直为人造灯源的基本产品；但现在，耗能惊人的白炽灯泡注定将被由半导体驱动的发光二极管(LED)所替代。
After a century as a primary source of artificial light these energy-guzzling bulbs are set to be replaced by light-emitting diodes (LEDs), powered by semiconductors.
大量发光二极管被应用于街灯照明，虽可节能，但未免与老上海的建筑风格格格不入。
Using reams of blinking LEDs for street lighting may save energy, but clashes horribly with the pretty architecture of old Shanghai.
根据不同的应用需求，这种材料既可以被用来作为太阳能集热器，又可以用来做发光二极管。
The material could either be used as a solar collector, or as a light-emitting diode, depending on the application.
基于蓝宝石的氮化镓发光二极管的一般内量子效率约为70%。
A gallium nitride LED on sapphire has a typical internal quantum efficiency of around 70%.
续流二极管的反向恢复特性也得到了明显改善。
The reverse recovery properties of the freewheel diode are also distinctly improved.
不断变化的建筑规范、人们逐渐发展的品味，以及维护这些精美的旧标志牌的高昂成本，让企业欣然接受了发光二极管。它们节约能源，但成本仍然很高。
Changing building codes, evolving tastes, and the high cost of maintaining those wonderful old signs have businesses embracing LEDs, which are energy efficient but still carry great cost.
前面板显示器显示设置点以及提供给激光二极管的实际电流。
The front panel display monitors both the set points and the actual current delivered to the diode.
可以操作声子并只让它们向一个方向流动的设备正在被建造，这是二极管的热等价物。
Far from it. Devices are being built that can manipulate phonons, allowing them to flow in one direction only, for example - the thermal equivalent of a diode.
这个新镜头，底部比顶部更薄，通过切换镜头底部边缘的发光二极管的开和关，控制进入到观众的眼睛的光线。
The new lens, which is thinner at the bottom than at the top, steers light to a viewer's eyes by switching light-emitting diodes along its bottom edge on and off.
如果你实现了上述两点，你还需要一个控制每个二极管的驱动，这意味着需要更多的电路和固件。
Once you've got that, you also need a driver to control the individual diodes, which means additional circuitry and firmware.
它能够提供有机发光二极管的优点，包括深层黑色与低能源消耗，但其使用寿命会长得多，哈特洛夫先生讲道。
They would offer the benefits of OLED technology, including deep blacks and low power consumption, but with a much longer lifetime, says Mr Hartlove.
目前市面上多数的白色发光二极管都是基于氮化镓的.
Most of the white LEDs now on the market are based on gallium nitride.
到目前为止，最好的有机发光二极管的寿命仅为5000小时—也就是说，连续使用寿命不足6个月。
And the best produced so far have an operational life of only 5, 000 hours-ie, little more than six months of continuous use.
二极管的提倡者表示，这种技术的功能多样化足以在任何环境下使用，大到可以用于大型体育馆的照明，小到用于移动电话的微型照明来显示新的短信。
Advocates of LEDs note that the technology is versatile enough to work in almost any situation, from stadium lighting right down to the tiny light on your phone that flashes to indicate a new message.
光二极管单独的射频带宽分别为10、15、20或40GHz。
The individual RF bandwidth of the photodiodes is 10, 15, 20, or 40 GHz.
但是帕尔·韦兹(Parviz)博士想在镜片里植入小型发光二极管(LEDs)的显示器，那样就能在佩戴者的视线内显示出信息。
But Dr Parviz wants to add display elements, in the form of tiny embedded light-emitting diodes (LEDs), to his lenses so that they can overlay information on the wearer's field of view.
尝试运行testled，然后观察BeagleBoard - xM上的发光二极管。
Try running testled, and watch the light-emitting diodes (LEDs) on the BeagleBoard-xM.
尝试运行testled，然后观察BeagleBoard - xM上的发光二极管。
Try running testled, and watch the light-emitting diodes (LEDs) on the BeagleBoard-xM.
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