基于纳米材料的气体传感器研究现状及展望  

Research Status and Prospects of Gas Sensors Based on Nanomaterials

作　　者：于文彬 刘冰雪 张晓明 冯帅[1,2] 李传波[1,2] YU Wenbin;LIU Bingxue;ZHANG Xiaoming;FENG Shuai;LI Chuanbo(College of Science,Minzu University of China,Beijing 100081,China;Optoelectronics Research Center,Minzu University of China,Beijing 100081,China)

机构地区：[1]中央民族大学理学院,北京100081 [2]中央民族大学光电子研究中心,北京100081

出　　处：《中央民族大学学报（自然科学版）》2021年第4期19-31,F0002,F0003,共15页Journal of Minzu University of China(Natural Sciences Edition)

基　　金：国家重点研究发展计划(2018YFB2200500);国家自然科学基金(61974170,61934007,62050073)。

摘　　要：气体传感器应用前景广阔,发展日新月异。纳米材料具有体表面比大、活性位点多、形貌可控等独特的物理化学特性,成为有竞争力的气体传感器候选材料。本论文以半导体气体传感器气敏性能的改进方法为主线,分类介绍了不同方法的原理与研究现状以及为提高传感器气敏性能(灵敏度、选择性和稳定性等)所采用的具体措施,对气体传感器的未来发展进行了展望。Gas sensor applications are promising and developing each passing day.Nanomaterials have unique physical and chemical properties such as large bulk surface ratio,many active sites and controllable morphology,which make them competitive candidates for gas sensing.This paper focuses on the improvement methods of the sensing performance of gas sensors,classifies and introduces the principles and specific research status of different methods,as well as the specific measures taken to improve its sensing performance(sensitivity,selectivity,stability,etc.).And it also provides an outlook on the future development of gas sensors.

关 键 词：半导体气体传感器 纳米材料 掺杂 紫外线照射 

分 类 号：TN36[电子电信—物理电子学]