环境及食品中污染物分析新方法及新装置研究；小型化仪器开发。

主持的科研项目：

[1]国家自然科学基金委员会，青年科学基金项目，22306146，基于小型化学蒸气发生-分子荧光光谱仪的细颗粒中水溶性含硫、氮无机离子现场/在线分析系统研制与应用（30万，在研）

[2]西华大学人才引进项目，RX2200002003，气相色谱-微等离子体原子发射光谱用于糖类分析（15万，在研）

[3]西华大学研究生科技创新竞赛项目，YK20240185，携式原子发射光谱仪的构建及其在食品中硒的现场分析中的应用（3000，在研）

发表的学术论文：

[1] Yuan Yang, Hanshuang Li, Yue Wang, Zhouyu Wang, Yuanyuan Zhang*, Yurong Deng*, Chengbin Zheng*, A Portable Chemical Vapor Generation Purge-and-trap Point Discharge Optical Emission Spectrometer for Field Selective Analysis of Se(IV) in Water, Sens. Actuators B Chem.,2026, 446, 138668.

[2] Yuan Yang, Xiaoli Wu, Qiuyi Yan, Hongling Zhou, Yurong Deng*, Chengbin Zheng*. Point Discharge Molecular Emission Spectrometer as A Highly Sensitive GC Detector for the Analysis of Furans in Food Products, Food Chem., 2025, 492, 145572.

[3] Yuan Yang, Yue Wang, Xi Wang, Hanshuang Li, Xiaoli Wu,Yurong Deng*, Chengbin Zheng*. High-throughput miniaturized purge-and-trap device integrating semiconductor refrigeration storage for on-site extraction and long-term preservation of VOCs in water, Chin. Chem. Lett., 2025, 36, 111395.

 [4] Yuan Yang, Qing Tan, Yao Lin, Yunfei Tian, Li Wu, Xiandeng Hou, Chengbin Zheng*, Point Discharge Optical Emission Spectrometer as a Gas Chromatography (GC) Detector for Speciation Analysis of Mercury in Human Hair,Anal. Chem., 2018, 90, 20, 11996-12003.

[5] Yuan Yang, Yao Wang, Xiaoling Hou, Yao Lin, Lu Yang, Xiandeng Hou, Chengbin Zheng*, Can Low-temperature Point Discharge Be Used as Atomic Emission Source for Sensitive Determination of Cyclic Volatile Methylsiloxanes? Anal. Chim. Acta, 2020, 1124, 121-128.

[6]  Yuan Yang, Yao Lin, Jiahui Yang, Yubin Su, Yuanyuan Li, Yurong Deng, Chengbin Zheng*. 3D Printed Miniaturised Atomic Emission Detector Coupling with Gas Chromatography: A Sensitive and Cost-effective Strategy for the Determination of Volatile Methylsiloxanes in Municipal Sewage. Anal. Chim. Acta, 2022, 1191.

[7] Yuan Yang, Yao Lin, Yurong Deng, Xiandeng Hou, Lu Yang*, Chengbin Zheng*, In-site and Solvent-free Exfoliation of Porous Graphene Oxide from Pencil Lead Fiber for Solid-phase Microextraction of Cadmium Ion before GF AAS Determination. Microchim. Acta, 2021,188,172.

[8] Yijing Luo, Yuan Yang, Yao Lin, Yunfei Tian, Li Wu, Lu Yang, Xiandeng Hou, Chengbin Zheng*, Low-Temperature and Atmospheric Pressure Sample Digestion Using Dielectric Barrier Discharge, Anal. Chem., 2018, 90, 3, 1547-1553.

[9] Yao Lin, Yuan Yang, Yu xuan Li, Lu Yang, Xiandneg Hou, Xinbin Feng, Chengbin Zheng*, Ultrasensitive Speciation Analysis of Mercury in Rice by Headspace Solid Phase Microextraction Using Porous Carbons and Gas Chromatography-Dielectric Barrier Discharge Optical Emission Spectrometry, Environ. Sci. Technol., 2016, 50, 2468-2476.

[10] Qing Tan, Yuan Yang（共同一作）, Linshan Yang, Dandan Wang, Xiaoling Hou, Kerage Dorothy Mokeira, Jialun Wu, Guibin Lv, Shuxia Xu*, Chengbin Zheng*, Assessment of total mercury in urban particulate matter by filter fiber assisted matrix solid-phase dispersion coupling with microplasma assisted-cold vapor generation, Anal. Chim. Acta, 2024, 1314, 342669.

专利

[1]杨媛；水中硒检测方法及设备；中国发明专利，专利号：2025110322264

[2]杨媛；一种集成半导体冷藏储存的吹扫捕集现场采样装置；专利号：CN223224949U

[3]杨媛，王玥；一种顶空固相微萃取尖端放电原子发射光谱仪装置；专利号：2025218230340

[1]承担《环境分析》《仪器分析实验》等教学工作。