2D/3D矿光探测器具有高响应频率和改进的稳定性,基于硫-2-乙烯胺和双添加剂
Lixian Jiang1, Zhewei Li1, Qingshun Dong2
1Key Laboratory of Organic Optoelectronics and Molecular Engineering of Ministry of Education, Department of Chemistry, Tsinghua University, Beijing 100084, P. R. China.
ACS applied materials & interfaces
|June 26, 2023
概括
这项研究提高了矿光探测器的稳定性,使用了硫二甲基酸 (TEAI) 和双添加剂. 优化的2D/3D矿膜显示了光通信应用的性能和寿命的提高.
科学领域:
- 材料科学 材料科学 材料科学
- 光电学是指光电子产品.
- 纳米技术纳米技术
背景情况:
- 有机-无机合物氧化矿具有巨大的潜力,但稳定性不佳,阻碍了商业化.
- 矿光探测器对于光电子应用至关重要,但它们的稳定性仍然是一个重大挑战.
研究的目的:
- 开发用于光探测器的高度稳定的二维 (2D) /三维 (3D) 矿薄膜.
- 调查硫二甲基化物 (TEAI) 和双添加剂 (NH4SCN,NH4Cl) 对矿膜特性和设备性能的影响.
主要方法:
- 使用TEAI作为有机间隔剂和NH4SCN/NH4Cl作为双添加剂制造2D/3D矿薄膜.
- 受添加剂影响的矿薄膜方向和结晶性的表征.
- 制造的矿光探测器的性能评估,包括EQE,响应,检测,响应频率和长期稳定性.
主要成果:
- 优化的2D/3D矿光探测器实现了高的外部量子效率 (72%),响应率 (0.36 A/W),检测能力 (2.46 × 10^12 斯) 和响应频率 (1.7 MHz).
- 这些设备表现出显著改善的稳定性,在环境条件下 (25°C,10%的RH) 储存2000小时后,它们保留了90%的光电.
- 展示的应用包括双通道光学传输系统和光强度增加器.
结论:
- TEAI和双添加剂有效地提高了2D/3D矿光探测器的稳定性和性能.
- 开发的矿光探测器显示出在光通信和光强度调制系统中的应用的前景.
- 简单的加工方法与有效的添加剂相结合,为商业化基于矿的光电子设备提供了可行的途径.
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