Professor Ma Yunqi's research team

1. RESEARCH GROUP

Isotope Geochemical Group

2. BRIEF INTRODUCTION

Our Group is mainly engaged in the work of isotope geochemistry, utilizing thermal ionization mass spectrometer (Triton) to detect and analyze elements and isotopes, and developing new methods and new technologies for isotope testing, and possessing a leading position in the determination and application of boron (B), chlorine (Cl) and bromine (Br) isotopes in China.

3. RESEARCH PROJECT

1.National Natural Science Foundation of China (Nos. 41173019, 41473117).

2.CAS Technical innovation project of functional development of instrument and equipment (No.2020g102, 2016g106).

4. RESEARCH PUBLICATIONS

1. Yunqi Ma, Zhangkuang Peng, Yanjiao Chen, Jiang Yang, Yingkai Xiao, Yanling Zhang. Determination of boron content and isotopic composition in Gypsum by ICP-OES and P-TIMS using phase transformation, Talanta. 2017, 175, 250-255.

2. Yunqi Ma, Zhangkuang Peng, Yanjiao Chen, Jiang Yang, Yingkai Xiao, Yanling Zhang. High Precise Determination of Bromine Isotopic Ratios by P-TIMS Using Static Multicollection Based on Cs2Br+ Ions, Chinese Journal of Analytical Chemistry. 2016, 44(2): 186-191.

3. Yunqi Ma, Yingkai- Xiao, Maoyong He, Jun Xiao, Quan Shen, Jiang Shengxiang. Boron isotopic composition of aleozoic brachiopod and coeval coral calcites in Yunnan-Guizhou Plateau, China, Science in China (Series D: Earth Sciences), 2011,54(12):1912-1925.

4. Qin Zhanjie, Zhang Xiangru, Peng Zhangkuang, Li Qingkuan, Ma Yunqi* . Extraction and Separation of Boron in Anhydrite and Gypsum Minerals and Its Isotopic Measurement by Thermal Ionization Mass Spectrometry, Chinese Journal of Analytical Chemistry, 2018, 46(1): 48-54.

5. Zhang Yanling, Xiao Yingkai, Ma Yunqi. Correlation between Boron Isotope of Coral Acropora and pH Value of Seawater Surface, Chinese Journal of Analytical Chemistry,2019,47(1):138-146.

5. AWARDS / RECOGNITION

1. Director of the tenth Committee of isotope mass spectrometry of China Mass Spectrometry Society (CMSS).

2. Advanced workers of Qinghai Institute of Salt Lakes in 2016 and 2017.

3. Excellent technical personnel of Lanzhou Regional Center for Large Instruments in Resources and Environmental Science in 2014, 2015, 2016, 2018.

6. PERSONAL DATA

Name: Yunqi Ma

Majors: Analytical Chemistry and Isotope Geochemistry

Tel: 86-971-6301084

E-mail: yqma@isl.ac.cn

7. RESEARCH GROUP MEMBERS

Ms. Yanling Zhang