厦门大学同位素海洋化学实验室

2020.12.11

14:30

周隆泉楼

A3-206

张清华

Using isotopic composition of dissolved black carbon to reveal their source and fate in the aquatic system

杨睿

吕炳辰

A critical review of the ¹⁵N₂-tracer method

报告提要

张清华：1. Dissolved black carbon cycle in the aquatic system. 2. Application of isotopic composition in dissolved black carbon cycle. 3. Isotopic composition of oceanic dissolved black carbon reveals non-riverine source.

吕炳辰：1. Three different methods of assessing NFR. 2. Comparison of each method. 3.Modified bubble method.

2020.12.18

14:30

周隆泉楼

A3-206

马露琦

²³⁰Th的一维可逆清除清除模型及模型偏离的影响因素

田杰

孙淑娴

Syringe Filtration Methods for Examining Dissolved and Colloidal Trace Element

袁俊宜

The significance of nitrification for oceanic new production

报告提要

马露琦：1. 介绍可逆清除模型.2. 边界清除和经向环流对大洋中²³⁰Th分布和含量的影响.  

孙淑娴：1. Introduction of device and methods.2. Insufficiency and improvement of methods.

袁俊宜：1. new production, regenerated production and f- ratio. 2. the effect of nitrification on new production.