型半导体

When a metal is brought into contact with an n-type semiconductor, electrons will flew from the semi-conductor to the metal.

使一块金属与n型半导体接触时，电子将从半导体流到金属。

The electric and semiconductor properties were studied by four-probe method, and the results show that the Cu3N thin films are n-type semiconductor.

运用四探针法测量了薄膜的电学和半导体特性，证明了实验制备得到的Cu3N薄膜是一种n型半导体，禁带宽度约为1。

An N-type epitaxial layer (115), which is formed above an N-type semiconductor substrate (114) in each of a pixel region and a peripheral circuit region; a first P-type well (1) formed above the N-type epitaxial layer (115) in the pixel region; and light receiving regions (117), which are formed within the first P-type well (1) and each of which is a component of a photodiode, are included.

包括在每个像素区域和外围电路区域中的N型半导体衬底114之上形成的N型外延层115；在像素区域中的N型外延层115上形成的第一P型阱1；以及在第一P型阱1中形成的并都是光电二极管部件的光接收区域117。

It was found for the first time in b-FeSi2 based thermoelectric materials that a p-type semiconductor could change to an apparent n-type one, when the temperature was decreased below a critical temperature.

本项目研究首次在b-FeSi2基热电材料中发现"热伏极性"反转现象，即p-型半导体在某个临界温度以下表现为明显的n-型半导体热电特性。

Ca3Co2O6 and Na-doped are p-type semiconductor, whereas Ni-doped Ca3Co2O6 turns into n-type.

Ca3Co2O6及掺Na都是n型半导体，而Ca3Co2O6掺Ni是p型半导体。

Cuprous oxide (Cu2O) is a direct band gap semiconductor with optical band gap energy of 2.0 - 2.5eV. It is a non-stoichiometric p-type semiconductor. The attractiveness of cuprous oxide as a photovoltaic materials because of its high absorption coefficient in visible regions, non-toxicity, abundantly available starting material on the earth and low cost producibility.

氧化亚铜为直接能隙P型半导体材料，是属於一种非化学计量比缺陷半导体(non stoichiometric defect semiconductor)，光学能隙值约在2.1-2.5eV之间，具有低制造成本、无毒性、起始材料在自然界中含量丰富等优点，并且在可见光范围内具有相当高的光吸收系数，因此主要的应用可用来制造太阳能电池元件。

Notably, compounds 12–14 can be described as a 3D open–framework with nano–channels, compound 15 can be described as a 3D open–framework with double helical channels, while compound 16 can be described as a 3D heterochiral coordination polymer with double helical channels, which can be obtained by spontaneous resolution from the racemic phosphonic acid.X–ray powder diffraction analysis shows that compound 16 is a pure phase. Surface photovoltage spectroscopy of compound 16 indicates that it possesses positive SPV response in the range of 300–600 nm and shows p–type semiconductor characteristic.

值得注意的是，化合物12-14为具有一维纳米孔道结构的三维开放骨架结构，化合物15是具有双螺旋孔道的三维开放骨架结构，而化合物16是外消旋的有机膦酸配体通过自发拆分而形成的具有双螺旋孔道的多手性三维开放骨架结构。X-射线粉末衍射分析表明化合物16为纯相；化合物16的表面光电压光谱分析中，在300-600nm范围内有3个正的光(来源：ABC论文12网www.abclunwen.com)伏响应带，表明它具有p型半导体的特征；化合物16的诱导表面光电压谱进一步确定它的p型半导体的特征；磁性研究表明，化合物16中两Mn原子之间存在弱的反铁磁相互作用。

It was believed that the film gas sensors based on semiconducting ceramics will be one of the development trends in gas sensors research in the near future.

本文介绍了陶瓷型半导体薄膜气敏传感器常见的器件结构、薄膜材料的主要制备方法，部分主要的半导体金属氧化物薄膜气敏材料，以及近期相关的研究进展，并扼要分析了今后的发展方向。

Using LM135 semiconductor temperature sensor, CPU and digital tube interface, a digital display free-air thermometer for helicopters has been developed sucessfully, which will take the place of the bimetal pointer thermometer.

半导体温度传感器具有较高的精度和良好的线性输出。采用LM135型半导体温度传感器，与CPU、数码管接口，经A/D和V/F转换等信号处理，成功研制了某直升飞机数字大气温度显示器，取代了双金属片指针式温度计。

Beijing HuaYuan Star laser technology Co.,Ltd, a Chinese-American joint venture enterprise, a manufacturer which specially dedicates in Fiber assembly, packaging of fiber pigtailed semiconductor lasers, butterfly cases and butterfly packaging of high power laser diodes, and new high stable and maintenance-less fiber laser pumped by semiconductor laser diodes.

致力于尾纤型激光器的生产和研发工作。尾纤，激光器，研发，生产北京华源世达激光技术有限公司，是一家中美合资企业，专门致力于尾纤型激光器的生产和研发工作。主要生产尾纤型半导体激光器、碟形封装的高功率激光二极管和最新的高稳定性免维护的光纤激光器光源。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。