Bor Kae Chang

ORCID: 0000-0002-7039-9729
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About
Contact & Profiles
Research Areas
  • Metal-Organic Frameworks: Synthesis and Applications
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Membrane Separation and Gas Transport
  • Graphene research and applications
  • Supercapacitor Materials and Fabrication
  • Transition Metal Oxide Nanomaterials
  • Advanced Sensor and Energy Harvesting Materials
  • Electronic and Structural Properties of Oxides
  • Hydrogen Storage and Materials
  • Quantum Dots Synthesis And Properties
  • Copper-based nanomaterials and applications
  • Covalent Organic Framework Applications
  • Advanced Photocatalysis Techniques
  • Advanced Battery Technologies Research
  • Semiconductor materials and devices
  • Extraction and Separation Processes
  • Membrane Separation Technologies
  • Adsorption and biosorption for pollutant removal
  • Carbon Dioxide Capture Technologies
  • Polymer Nanocomposites and Properties
  • Advanced battery technologies research
  • Silicone and Siloxane Chemistry
  • Muon and positron interactions and applications
  • Catalysis and Oxidation Reactions

National Central University
2016-2025

Yuan Ze University
2020-2024

Tao Yuan General Hospital
2016

ITRI International
2013

University of Cambridge
2012

The effect of organic ligands on the separation performance Zr based metal-organic framework (Zr-MOF) membranes was investigated. A series Zr-MOF with different ligand chemistry and functionality were synthesized by an in situ solvothermal method a coordination modulation technique. thin supported MOF layers (ca. 1 μm) showed crystallographic orientation pore structure original structures. show excellent selectivity towards hydrogen owing to molecular sieving when bulkier linkers used....

10.1002/anie.201911359 article EN Angewandte Chemie International Edition 2019-10-11

Abstract The field of mixed matrix membranes (MMMs) for separation technology has advanced by using metal–organic frameworks (MOFs) with significant gas adsorption. Herein, the nanosized zeolitic imidazolate (ZIFs) core–shell crystals, i.e., ZIF‐67@ZIF‐8 (ZIF‐67 acting as core and ZIF‐8 shell) are synthesized seed‐mediated growth method. nanocrystals present higher surface area, uptake, thermal stability in comparison ZIF‐67 nanoparticles. Nanosized fillers loaded into polyimide Pebax 1657...

10.1002/smtd.202000021 article EN Small Methods 2020-05-11

Defective transition metal oxides prepared via a hydrogenation treatment have attracted growing attention for use as electrode materials of batteries and supercapacitors due to their improved electrochemical properties. In this work, two TiO2 phases, namely, rutile (TiO2-R) anatase (TiO2-A), hydrogenated phases (denoted with the prefix "H") are investigated anodes sodium-ion batteries. The charge–discharge properties both can be enhanced high-pressure treatment. For example, H-TiO2-A...

10.1021/acsaem.1c00571 article EN ACS Applied Energy Materials 2021-05-26

Na3V2(PO4)2F3 (NVPF) with a NASICON structure has garnered attention as cathode material owing to its stable 3D structure, rapid ion diffusion channels, high operating voltage, and impressive cycling stability. Nevertheless, the low intrinsic electronic conductivity of leading poor rate capability presents significant challenge for practical application. Herein, we develop series Ca-doped NVPF/C materials various Ca2+ doping levels using simple sol–gel carbon thermal reduction approach....

10.1021/acsami.3c12772 article EN ACS Applied Materials & Interfaces 2023-12-19

Abstract Developing highly holey graphene with controllable doping enhances ionic transport and conductivity, boosting the performance of energy storage devices like supercapacitors. However, method for precise site‐selective effects heterogeneous atomic at pore edges on ion remain not fully understood. This study presents a to achieve precisely selectively high nitrogen (N‐doping) hole porous (N‐EHG) through two‐step process. Compared untreated (HG) basal plane‐doped (N‐BHG), N‐EHG...

10.1002/smtd.202402038 article EN Small Methods 2025-03-24

Hydrogen released from chemical hydride ammonia borane (AB, NH3BH3) can be greatly improved when AB is confined in metal–organic frameworks (MOFs), showing reduced decomposition temperature and suppressed unwanted byproducts. However, it still debatable whether the mechanism of dehydrogenation due to catalysis or nanosize. In this research, selected MOFs (IRMOF-1, IRMOF-10, UiO-66, UiO-67, MIL-53(Al)) were chosen explore both catalytic effect metal clusters manipulation pore size for...

10.1021/acs.jpcc.7b10526 article EN The Journal of Physical Chemistry C 2017-11-29

Titanium dioxide has attracted considerable attention as a potential alternative anode material in lithium-ion rechargeable batteries. In recent years, the incorporation of oxygen vacancy into such materials been demonstrated to improve electrical conductivity, cycling stability, and rate performance through experimental studies. this work, lithium intercalation diffusion behavior pristine oxygen-defective TiO2 were studied by first principles based on density functional theory calculations....

10.1021/acs.jpcc.8b06540 article EN The Journal of Physical Chemistry C 2018-07-31

The oxygen reduction reaction (ORR) reactivity of various nitrogen-doped graphene configurations are probed in detail using density functional theory (DFT) calculations.

10.1039/c8ra08576e article EN cc-by RSC Advances 2019-01-01

Design of an all biodegradable filter paper was achieved with activated carbon derived from sucrose. Full characterization sucrose hydrochar and are described.

10.1039/c6ra23958g article EN RSC Advances 2016-01-01

Abstract The effect of organic ligands on the separation performance Zr based metal–organic framework (Zr‐MOF) membranes was investigated. A series Zr‐MOF with different ligand chemistry and functionality were synthesized by an in situ solvothermal method a coordination modulation technique. thin supported MOF layers (ca. 1 μm) showed crystallographic orientation pore structure original structures. show excellent selectivity towards hydrogen owing to molecular sieving when bulkier linkers...

10.1002/ange.201911359 article EN Angewandte Chemie 2019-10-11

Traditional density functional theory (DFT) and dispersion-corrected DFT calculations are performed to investigate the metal–organic framework zinc 1,2-bis(4-pyridyl)ethane tetrafluoroterephthalate (Znbpetpa). Without dispersion correction, straightening of zigzag C-O-Zn chain connecting secondary building units across diagonal unit cell is observed, accompanied by a large anisotropic expansion structure along one parameter. The results show that van der Waals forces specifically Zn-C...

10.1039/c2cp23530g article EN Physical Chemistry Chemical Physics 2012-01-01

Stoichiometric spinel-structured Co<sub>0.5</sub>M<sub>0.5</sub>V<sub>2</sub>O<sub>4</sub> (M = Fe or Zn) nanocomposites as novel anode materials for lithium-ion storage and their electronic properties <italic>via</italic> theoretical analysis.

10.1039/d0qm00710b article EN Materials Chemistry Frontiers 2020-01-01
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