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Qi Niu

North China Electric Power University

School of Business Administration,NCEPU

No. 2 Beinong Road, Changqing District

Beijing, 102206

China

  • North China Electric Power University

SCHOLARLY PAPERS

8

DOWNLOADS

158

TOTAL CITATIONS

0

Scholarly Papers (8)

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1.

Facile deep-eutectic solvent pretreatment strategy enabling tunable closed pore structures and superior sodium storage properties of biomass-based hard carbon anodes

Number of pages: 39 Posted: 22 Nov 2025
Tong Wu, Jia-hao Yu, Le-ran Li, Qi Niu, Yangwen Wu, Bin Hu, Kai Li and Qiang Lu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 38 (1,249,711)

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Biomass-derived hard carbon, Deep-eutectic solvent pretreatment, Closed-pore structure regulation, Initial coulombic efficiency

2.

Designing tunable closed pores in biomass-derived hard carbon via deep-eutectic solvent pretreatment for high-performance sodium storage

Number of pages: 38 Posted: 29 Dec 2025
Tong Wu, Jia-hao Yu, Le-ran Li, Qi Niu, Yangwen Wu, Bin Hu, Kai Li and Qiang Lu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 37 (1,277,121)

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Biomass-derived hard carbon, Deep-eutectic solvent pretreatment, Closed-pore structure regulation, Initial coulombic efficiency

3.

Flexible hydrogen production from steam and dry reforming of methane catalyzed by the Ni-based catalyst with calcium aluminate composite oxide support

Number of pages: 35 Posted: 26 Dec 2025
Ji Liu, Huaide Sun, Peng-xiang Fan, Bin Hu, Qi Niu, Kai Li, Zhen-xi Zhang, Shi-guan Yang and Qiang Lu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 35 (1,263,436)

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Ni-based catalyst, calcium aluminate support, Methane reforming, hydrogen production

4.

Coke Formation and Mineral Accumulation on Hzsm-5/Al2o3 Catalysts During In-Situ Catalytic Fast Pyrolysis of Microalgae Over Multiple Regeneration Cycles

Number of pages: 28 Posted: 24 Jun 2024
Qi Niu, Xin Du, Kai Li, Stef Ghysels, Qiang Lu, Wolter Prins and Frederik Ronsse
North China Electric Power University, North China Electric Power University, North China Electric Power University, Ghent University, North China Electric Power University, Ghent University and Ghent University
Downloads 18 (1,491,251)

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Microalgae catalytic pyrolysis, Catalyst deactivation, Metal accumulation, Coke formation, regeneration

5.

Efficient purification of bio-oil-derived levoglucosenone via a multi-stage synergistic separation strategy

Number of pages: 29 Posted: 23 Mar 2026
Kai Li, Yong-sheng Ma, Bo Wang, Ding-wang Qiao, Qi Niu, Cheng-long Ruan, Bi-heng Bao, Xin-hua Yuan and Qiang Lu
North China Electric Power University, North China Electric Power University, Lanzhou University of Technology, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 14 (1,518,554)

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bio-oil, Levoglucosenone, Multi-stage synergistic separation, Molecular distillation

6.

Fe/Mn co-doping and pyroligneous acid modification strategy for high-performance CaO-based thermochemical energy storage materials

Number of pages: 25 Posted: 26 May 2026
Le-ran Li, Yong-sheng Ma, Jia-hao Yu, Dong-hong Nan, Qi Niu, Yangwen Wu, Kai Li, Xin-hua Yuan and Qiang Lu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 13 (1,561,096)

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Thermochemical energy storage, CaO-based materials, Pyroligneous acid, Fe/Mn doping, Anti-sintering

7.

Space-confined carbonization enabling optimized nanostructure reconstruction and sodium storage promotion in hard carbon

Number of pages: 40 Posted: 27 Jun 2026
Tong Wu, Jia-hao Yu, Yong-sheng Ma, Qi Niu, Xin-hua Yuan, Yangwen Wu, Kai Li and Qiang Lu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 2

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Biomass-derived hard carbon, Space-confined carbonization, Closed-pore structure, Interlayer expansion, Enhanced sodium-storage performance

8.

Structural reconstruction and sodium storage promotion of biomass-derived hard carbon via space-confined carbonization

Number of pages: 36 Posted: 15 Jul 2026
Tong Wu, Jia-hao Yu, Yong-sheng Ma, Qi Niu, Xin-hua Yuan, Yangwen Wu, Kai Li and Qiang Lu
North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University, North China Electric Power University and North China Electric Power University
Downloads 1

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Biomass-derived hard carbon, Space-confined carbonization, Closed-pore structure, Interlayer expansion, Enhanced sodium-storage performance