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Search Publications by: Hui Wu (Fed)

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Displaying 1 - 25 of 146

Single-Crystalline Covalent Organic Frameworks with Exceptionally High Specific Surface Areas and Gas Storage Capacities

October 10, 2024
Author(s)
Baoqiu Yu, Yu Tao, Xuan Yao, Yucheng Jin, Shan Liu, Tongtong Xu, Hailong Wang, Hui Wu, Wei Zhou, Xin Zhou, Xiao Wang, Xu Ding, Xin Xiao, Yue-Biao Zhang, Jianzhuang Jiang
Single-crystalline covalent organic frameworks (COFs) are highly desirable towards understanding their pore chemistry and functions. Herein, two 50100 μm single-crystalline three-dimensional (3D) COFs, TAM-TFPB-COF and TAPB-TFS-COF, were fabricated from

Synthesis, Structure and Ion Conduction of Potassium Carbazolides for Potassium Ionic Solid-State Electrolytes

September 20, 2024
Author(s)
Jiaquan Guo, Yang Yu, Khai Chen Tan, Qijun Pei, Zhao Li, Yuting Wang, Alexis Munyentwali, Hui Wu, Teng He, Ping Chen
Potassium ion batteries gradually aroused worldwide interest due to the limited lithium resource. However, the lack of electrolytes with high ionic conductivity and interfacial stability is the major obstacle for the development of all solid-state

Magnetic transitions and magnetocaloric effect of Pr(Ga,Ge) compounds

September 1, 2024
Author(s)
Hao Li, Xinqi Zheng, Hui Wu, Juping Xu, Yawei Gao, Dingsong Wang, Jiawang Xu, Shanshan Zhen, Jiahao Gao, Yang Pan, Guyue Wang, Jingyan Zhang, He Huang, Yanfei Wu, Wen Yin, Shouguo Wang, Baogen Shen
PrGa compound was extensively studied due to its unique magnetic structure and magnetocaloric effect (MCE). In this study, the effect of Ge substitution for Ga atoms on the magnetic properties and MCE of the resulting Pr(Ga,Ge) compounds was systematically

Reverse Separation of Carbon Dioxide and Acetylene in Two Isostructural Copper Pyridine-Carboxylate Frameworks

July 21, 2024
Author(s)
Jing-Hong Li, You-Wei Gan, Jun-Xian Chen, Rui-Biao Lin, Yisi Yang, Hui Wu, Wei Zhou, Banglin Chen, Xiao-Ming Chen
Separating acetylene from carbon dioxide is important but highly challenging due to their similar molecular shapes and physical properties. Adsorptive separation of carbon dioxide from acetylene can directly produce pure acetylene but is hardly realized

Water-Enhanced CO2 Capture with Molecular Salt Sodium Guanidinate

June 3, 2024
Author(s)
Hayden Evans, Marcus Carter, Wei Zhou, Taner N. Yildirim, Craig Brown, Hui Wu
Solid-state amine absorbent materials, including those containing guanidine derivatives, have received tremendous attention as the world combats the challenges of climate change. Although these materials are attractive for their selective CO2 capture

Giant Low-Field Magnetocaloric Effect in the Superlattice Antiferromagnetic ErFe2Si2 Compound

February 13, 2024
Author(s)
D. Wang, X. Zheng, J. Xu, L. He, Y. Gao, H. Huang, Hui Wu, X. Cao, D. Liu, J. Shen, G. Wang, J. Zhang, Y. Wu, F. Hu, S. Wang, B. Shen
We present herein a systematic study of a polycrystalline magnetocaloric compound ErFe2Si2. It exhibits a transition from the antiferromagnetic to the paramagnetic phase around 3.0 K according to magnetic and heat capacity measurements. Neutron powder

Observation of Interpenetrated Topology Isomerism for Covalent Organic Frameworks with Atom-Resolution Single Crystal Structures

November 9, 2023
Author(s)
Baoqiu Yu, Wenliang Li, Xiao Wang, Jing-Hong Li, Rui-Biao Lin, Hailong Wang, Xu Ding, Yucheng Jin, Xiya Yang, Hui Wu, Wei Zhou, Jingping Zhang, Jianzhuang Jiang
Rational control and understanding of isomerism are of significance but still remain a great challenge in reticular frameworks, in particular, for covalent organic frameworks (COFs) due to the complicated synthesis and energy factors. Herein, reaction of 3

Construction of Negative Electrostatic Pore Environments in a Scalable, Stable and Low-Cost Metal-Organic Framework for One-Step Ethylene Purification from Ternary Mixtures

October 26, 2023
Author(s)
Hui-Min Wen, Chenyi Yu, Miaoyu Liu, Chenyan Lin, Beiyu Zhao, Hui Wu, Wei Zhou, Banglin Chen, Jun Hu
One-step separation of C2H4 from ternary C2mixtures by physisorbents remains a challenge to combine excellent separation performance with high stability, low cost, and easy scalability for industrial applications. Herein, we report a strategy of

Linkage conversions in single-crystalline covalent organic frameworks

September 18, 2023
Author(s)
Baoqiu Yu, Rui-Biao Lin, Gang Xu, Zhi-Hua Fu, Hui Wu, Wei Zhou, Shanfu Lu, Qian-Wen Li, Yucheng Jin, Jing-Hong Li, Zhenguo Zhang, Hailong Wang, Zier Yan, Xiaolin Liu, Kang Wang, Banglin Chen, Jianzhuang Jiang
Single-crystal X-ray diffraction is a powerful characterization technique that enables the determination of atomic arrangements in crystalline materials. Growing or retaining large single crystals amenable to it has, however, remained challenging with

Pore Modulation of Hydrogen-Bonded Organic Frameworks for Efficient Separation of Propylene

September 11, 2023
Author(s)
Youlie Cai, Junkuo Gao, Jing-Hong Li, Puxu Liu, Yanchun Zheng, Wei Zhou, Hui Wu, Libo Li, Rui-Biao Lin, Banglin Chen
Developing hydrogen-bonded organic frameworks (HOFs) that combine functional sites, size control, and storage capability for targeting gas molecule capture is a novel and challenging venture. However, there is a lack of effective strategies to tune the

Layered Porous Molecular Crystals via Interdigitation-Directed Assembly

August 16, 2023
Author(s)
Nie Fang, Siquan Zhang, Zhenchuang Xu, Si Chen, Xu Zhang, Hui Wu, Wei Zhou, Yanchuan Zhao
Building robust porous molecular architectures with van der Waals interactions holds promise for advancements in catalysis, chemosensing, and separation techniques. In a macroscopic context, grand buildings, toy houses, and jigsaw puzzles can be

Sodium Carbazolide and Derivatives as Solid-State Electrolytes for Sodium-Ion Batteries

June 26, 2023
Author(s)
Yang Yu, Jintao Wang, Zhaoxian Qin, Yingtong Lv, Qijun Pei, Khai C. Tan, Tengfei Zhang, Anan Wu, Hui Wu, Andrew S. Lipton, Ping Chen
Replacing widely used organic liquid electrolytes with solid-state electrolytes (SSEs) could effectively solve the safety issues in sodium-ion batteries. Efforts on seeking novel solid-state electrolytes have been continued for decades. However, issues

Thermal Polymorphism in CsCB11H12

March 1, 2023
Author(s)
Radovan Cerny, Matteo Brighi, Hui Wu, Wei Zhou, Mirjana Dimitrievska, Fabrizio Murgia, Valerio Gulino, Petra de Jongh, Benjamin Trump, Terrence J. Udovic
Thermal polymorphism in the alkali-metal salts incorporating the icosohedral monocarba-hydridoborate anion, CB11H12, results in intriguing dynamical properties leading to superionic conductivity for the lightest alkali-metal analogues, LiCB11H12 and

Characterizing the ZrBe 2 H x Phase Diagram via Neutron Scattering Methods

January 1, 2023
Author(s)
Hui Wu, Wei Zhou, Terrence J. Udovic, Jr. Bowman, Bjorn C. Hauback
It is well-known that ZrBe 2H 1.5 exists as a single-phase hydride with hexagonal P6/mmm symmetry that undergoes some type of hydrogen sublattice ordering below 200 K (235-250 K for ZrBe 2D 1.5&). Both neutron powder diffraction and neutron vibrational

Fabrication of Lithium Indolide and Derivates for Ion Conduction

September 14, 2022
Author(s)
Jintao Wang, Yang Yu, Anan Wu, Khai Chen Tan, Hui Wu, Teng He, Ping Chen
Alkali-ion batteries have been widely used nowadays. The development of solid-state electrolytes (SSEs) to replace the widely used organic liquid electrolytes could effectively solve the issue of combustion due to the formation of alkali metal dendrites

Physical Properties of the Quasi-Two-Dimensional Square Lattice Antiferromagnet Ba 2 FeSi 2 O 7

December 28, 2021
Author(s)
Tae-Hwan Jang, Seung-Hwan Do, Minseong Lee, Hui Wu, Craig Brown, Andrew D. Christianson, Sang-Wook Cheong, Jae-Hoon Park
We report magnetization (χ, M), magnetic specific heat (CM), and neutron powder diffraction results on a quasi-two-dimensional (2D) S = 2 square lattice antiferromagnet Ba 2FeSi 2O 7 consisting of FeO 4 tetrahedrons with highly compressive tetragonal

Hydrogen in nonstoichiometric cubic titanium monoxides: X-ray and neutron diffraction, neutron vibrational spectroscopy and NMR studies

December 1, 2021
Author(s)
A. V. Skripov, A. V. Soloninin, A. A. Valeeva, A. I. Gusev, A. A. Rempel, Hui Wu, Terrence J. Udovic
Hydrogen-induced changes in the properties of transition-metal oxides have attracted much recent attention due to numerous applications of these materials including catalysis, H2 production, low-temperature H2 sensing, solar cells, and air purification