Polycrystalline silicon, or multicrystalline silicon, also called polysilicon, poly-Si, or mc-Si, is a high purity, polycrystalline form of silicon, used as a raw material by the solar photovoltaic and electronics industry. Polysilicon is produced from metallurgical grade silicon by a chemical purification process, called the Siemens process.

多晶硅（也称为 poly-Si 或 poly）薄膜广泛用作 MOS 晶体管 栅极和 MOS 电路中的互连。 它还用作 电阻器，以及确保浅结的 欧姆接触。

poly-Si膜层磷掺杂量的提升，对 隧穿氧化层 的穿透能力会增加，内扩进入c-Si中，导致SiOx/c-Si界面复合增大，同时会对SiOx层pinholes密度产生影响

多晶硅（也称为 poly-Si 或 poly）薄膜广泛用作 MOS 晶体管 栅极和 MOS 电路中的互连。 它还用作 电阻器，以及确保浅结的 欧姆接触。 当用作栅电极时，可以在其上沉积金属（例如钨）或金属硅化物（例如钽硅化物）以…

2021年4月21日 · The integration of polysilicon (poly-Si) passivated junctions into crystalline silicon solar cells is poised to become the next major architectural evolution for mainstream industrial solar cells. This perspective provides a generalized description of poly-Si junctions and their potential to transform the silicon PV industry.

2025年1月1日 · This study aimed to explore the introduction of intrinsic poly-silicon as an interlayer to improve thermal stability and assesses its effect on the passivation of the tunnel oxide interface. Findings indicate that an intrinsic poly-silicon interlayer with a minimum thickness of 18 nm prevents passivation degradation at elevated temperatures.

2016年10月25日 · Poly-Si TFTs are now in mass production for small diagonal displays, and, in this article, the fabrication and performance of these devices are discussed, with particular focus on the formation of poly-Si by excimer laser crystallization, the issues surrounding TFT architecture, and the performance artifacts associated with the high ...

多晶硅 （Poly-Si）是一种超纯硅，具有极佳的绝缘性能和耐温性能。 多晶硅有两种形式：块状和颗粒状，颗粒状在薄型应用和高一致性应用中更受欢迎。

本文将从五个大点来阐述多晶硅的作用，包括电子器件、光电子器件、太阳能电池、传感器和半导体工艺。 多晶硅是现代集成电路制造中最重要的材料之一。 它被用作晶体管的基底材料，具有较高的导电性和稳定性，可以实现电流的精确控制。 多晶硅还可以用于制造电阻、电容和电感等器件，为电路提供必要的功能。 poly si多晶硅的作用-2.光电子器件2.1多晶硅在光电二极管中的应用多晶硅可以用于制造光电二极管，用于光电转换和光信号检测。 多晶硅具有较高的光电转换效 …

Thin films of polycrystalline silicon, or polysilicon (also known as poly-Si or poly), are widely used as MOS transistor gate electrodes and for interconnection in MOS circuits. It is also used as resistor, as well as in ensuring ohmic contacts for shallow junctions.