Aiyen Tjoa is currently senior teaching staff at Agriculture Faculty of Tadulako University, a state public University which is located in Central Sulawesi. She earned her bachelor at Agriculture Faculty of Jambi University-Indonesia, MSc from the Royal Veterinary and Agricultural University (KVL) in Copenhagen-Denmark, and her PhD in soil chemistry and plant nutrition from the Hohenheim University in Stuttgart, worked for Prof. Volker Rőmheld. She is performing delicate research topics such as uptake of heavy metal in hyperaccumulating plants, working intensively on land use change impact on ecology and biodiversity. Her specific interest is on soil and plant nutrition aspects and hyperaccumulation of heavy metals. She has published with her group, including in high impact papers (e.g. Nature Communications, Global Change Biology, and Philosophical Transactions of the Royal Society B).
Her main research field is on soil-plant transferred system. She is performing delicate research topics such as uptake of heavy metal in hyperaccumulating plants, working intensively on land use change impact on ecology and biodiversity. Several publications came out regularly from her group and with her international collaborators.