Piaopiao Duan

Distribution of As, Hg and other trace elements in different size and density fractions of the Reshuihe high-sulfur coal, Yunnan Province, China

Piaopiao Duan, Wenfeng Wang, Xiaohua Liu et al. · International Journal of Coal Geology · 2017 · 51 citations

Environmental Chemistry, Biogeochemistry, Engineering +9

Resources of critical metals in coal-bearing sequences in China: Enrichment types and distribution

Shifeng Dai, Lei Zhao, Qiang Wei et al. · Chinese Science Bulletin (Chinese Version) · 2020 · 45 citations · Full text

Distribution, occurrence, and enrichment of gallium in the Middle Jurassic coals of the Muli Coalfield, Qinghai, China

Pei Shao, Wenfeng Wang, Lei Chen et al. · Journal of Geochemical Exploration · 2017 · 33 citations

Engineering, Coal Basin, Geology +8

A cut-off grade for gold and gallium in coal

Wenfeng Wang, Shuxun Sang, Weiduo Hao et al. · Fuel · 2015 · 28 citations

Engineering, Civil Engineering, Cut-off Grade +2

Differentiation of rare earth elements and yttrium in different size and density fractions of the Reshuihe coal, Yunnan Province, China

Piaopiao Duan, Wenfeng Wang, Xiaohua Liu et al. · International Journal of Coal Geology · 2019 · 26 citations

Rare Earth Mineral, Engineering, Trace Element Geochemistry +10