A5048493379- Advanced Photocatalysis Techniques
- Supercapacitor Materials and Fabrication
- Magnetic and transport properties of perovskites and related materials
- Advanced Condensed Matter Physics
- Catalytic Processes in Materials Science
- Mesoporous Materials and Catalysis
- Physics of Superconductivity and Magnetism
- Electrocatalysts for Energy Conversion
- Iron-based superconductors research
- ZnO doping and properties
- MXene and MAX Phase Materials
- Covalent Organic Framework Applications
- Multiferroics and related materials
- Thermal Expansion and Ionic Conductivity
- Perovskite Materials and Applications
- Nanoparticle-Based Drug Delivery
- Nanomaterials for catalytic reactions
- Recycling and Waste Management Techniques
- Advanced battery technologies research
- Solid-state spectroscopy and crystallography
- Crystallization and Solubility Studies
- Microplastics and Plastic Pollution
- Advanced Battery Materials and Technologies
- Zeolite Catalysis and Synthesis
- Rare-earth and actinide compounds
University of Newcastle Australia
2019-2025
Newcastle College
2024
Institute for Basic Science
2018-2022
Seoul National University
2018
National Institute for Materials Science
2012-2016
Hokkaido University
2012-2014
5d and 3d hybrid solid-state oxide Ca2FeOsO6 crystallizes into an ordered double-perovskite structure with a space group of P2₁/n high-pressures temperatures. presents long-range ferrimagnetic transition at temperature ~320 K (T(c)) is not band insulator, but electrically insulating like the recently discovered Sr2CrOsO6 (T(c) ~725 K). The electronic stat adjacent to half-metallic state as well that Sr2CrOsO6. In addition, high-T(c) ferrimagnetism was driven by lattice distortion, which...
In this study, chitosan and alginate were selected to prepare alginate/chitosan nanoparticles load the drug lovastatin by ionic gelation method. The synthesized loaded with characterized Fourier transform infrared spectroscopy (FT-IR), scanning electron microscopy (SEM), laser scattering differential calorimetry (DSC) methods. FTIR spectrum of alginate/chitosan/lovastatin showed that interacted through hydrogen bonding dipolar-dipolar interactions between C-O, C=O, OH groups in lovastatin,...
This paper demonstrates the synthesis of highly efficient activated porous biocarbons through chemical activation Lotus seed for pre- and postcombustion CO2 capture. The was performed at three different temperatures using four KOH/biomass impregnation ratios. synthesized materials are ultramicroporous display bimodal porosity which can be easily controlled by varying experimental conditions. specific surface area tuned from 1079 m2 g–1 to 2230 adjusting amount activating agent carbonization...
Abstract Mesoporous carbon nitrides with C 3 N 5 and 6 stoichiometries created a new momentum in the field of organic metal‐free semiconductors owing to their unique band structures high basicity. Here, we report on preparation novel graphitic microporous nitride tetrazine based chemical structure composition 5.4 using ultra‐stable Y zeolite as template aminoguanidine hydrochloride, nitrogen‐containing molecule, CN precursor. Spectroscopic characterization density functional theory...
Abstract Determining the hazards posed by microplastics (MPs, <5 mm) requires an understanding of plastic degradation processes when exposed to environmental weathering forces. However, despite their perceived risks, limited information exists on natural progression in marine environments. Our findings from environmentally realistic conditions reveal that long-term resulted significant surfaces and bulk-phases, which varied time polymer type. Plastics displayed biofouling, altered surface...
Porous boron carbon nitride (BCN) is one of the exciting systems with unique electrochemical and adsorption properties. However, synthesis low-cost porous BCN tunable porosity challenging, limiting its full potential in a variety applications. Herein, preparation well-defined mesoporous (MBCN) high specific surface area, pores, nitrogen contents demonstrated through simple integration chemical polymerization readily available sucrose borane ammonia complex (BAC) nano-hard-templating...
Biomass-derived nanoporous carbons (BNCs) are attractive materials for CO2 capture and energy storage due to their unique surface properties the availability of low-cost abundant supply carbon sources. However, order atoms, nature porosity functional groups critical in dictating performance BNCs such applications. Herein, a solid-phase activation strategy is introduced prepare O-functionalized with embedded graphene-like structures using d(+)-glucose as precursor. The optimised material...
The prevalence and adverse impacts of microplastics requires the identification science-based abatement measures. Electrocoagulation treatment is a cost-effective oxidation process that removes numerous pollutants, including to some extent, microplastics. performance custom-built electrocoagulation reactor was determined by calculating removal efficiency. effects on polymer types (polyamide (PA), polyethylene (PE), terephthalate (PET) polypropylene (PP)) shapes (fibres fragments) were...
Abstract Photocatalytic hydrogen production via solar energy is considered one of the most strategic ways to produce renewable energy. However, expensive Pt normally used as cocatalyst during photocatalysis, which prevents commercialization. Therefore, extensive research has been performed seek abundant and low‐cost alternative catalysts. In this work, MoS 2 quantum dots (QDs) synthesized by a hydrothermal method are incorporated with graphitic carbon nitride form heterostructure for...
Borophene stands out uniquely among Xenes with its metallic character, Dirac nature, exceptional electron mobility, thermal conductivity, and Young's moduli—surpassing graphene. Invented in 2015, various methods, including atomic layer deposition, molecular beam epitaxy, chemical vapor have successfully been demonstrated to realize substrate-supported crystal growth. Top-down approaches like micromechanical, sonochemical, solvothermal modified hummer's techniques also employed. Thanks high...
The careful selection of carbon precursors for chemical activation is critical in obtaining cost-effective and efficient porous activated biocarbons with multifunctional properties. Herein, we report on utilising almond skin to synthesize via solid-state KOH activation. Through precise manipulation the impregnation ratio non-porous carbon, a range materials intriguing properties including high surface area, large pore volume, tunable micro mesopores, functionalization oxygen were...
We investigated the doping effects of magnetic and nonmagnetic impurities in single-crystalline $p$-type Ba${}_{0.5}$K${}_{0.5}$Fe${}_{2\ensuremath{-}2x}{M}_{2x}$As${}_{2}$ ($M$ = Mn, Ru, Co, Ni, Cu, Zn) superconductors. The superconductivity is maintained robustly with impurity weakly Zn. However, present ${T}_{c}$ suppression rate both remains much lower than what was expected for s${}_{\ifmmode\pm\else\textpm\fi{}}$-wave model. temperature dependence resistivity data shows an obvious...
Abstract Developing a highly active, stable, and efficient non‐noble metal‐free functional electrocatalyst to supplant the benchmark Pt/C‐based catalysts in practical fuel cell applications remains stupendous challenge. A rational strategy is developed directly anchor active dispersed copper (Cu) nanospecies on mesoporous fullerenes (referred as Cu‐MFC 60 ) toward enhancing oxygen reduction reaction (ORR) electrocatalysis. The preparation of involves i) synthesis ordered MFC via prevalent...
An rGO/NiCo2O4@ZnCo2O4 (RNZC) ternary composite material is synthesized using a simple hydrothermal method. In this report, we demonstrate the effect of rGO concentration on electrochemical behavior materials. The specific capacity values materials increase with up to 50 mg. Furthermore, increasing concentration, value decreases. Among prepared samples, mg (RNZC3) exhibits maximum 1197 C g–1 at current density 1 A g–1. We also design supercapacitor device high energy RNZC3. RNZC3//RNZC3...
Abstract Single‐metal‐atom catalysts (SMACs) with the merits of maximum atom utilization, peculiar electronic structure, and adjustable coordination environment, have emerged as rising stars. They are not only regarded promising electrocatalysts, but also show unconventionally excellent alkali storage, thus enabling them for energy devices. In this work, we review up‐to‐date progress single metal including detailed synthetic strategies all sorts applications in storage conversion. addition,...