Jim Yang Lee
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View article: Microgel with a Core—Shell Particulate Structure Formed via Spinodal Decomposition of a Diblock Ionomer Containing a Doped Hydrophobic Moiety
Microgel with a Core—Shell Particulate Structure Formed via Spinodal Decomposition of a Diblock Ionomer Containing a Doped Hydrophobic Moiety Open
This study explored the formation of soft colloidal particles from a diblock ionomer (DI) with the monomeric composition (acrylonitrile)x-co-(glycidyl methacrylate)y-b-(3-sulfopropyl methacrylate potassium)z—abbreviated as (AxGy)Sz, where …
View article: Fast Polysulfide Conversion Catalysis and Reversible Anode Operation by A Single Cathode Modifier in Li‐Metal Anode‐Free Lithium‐Sulfur Batteries
Fast Polysulfide Conversion Catalysis and Reversible Anode Operation by A Single Cathode Modifier in Li‐Metal Anode‐Free Lithium‐Sulfur Batteries Open
The two major issues confronting the commercialization of rechargeable lithium‐sulfur (Li−S) batteries are the sluggish kinetics of the sulfur electrochemical reactions on the cathode and inadequate lithium deposition/stripping reversibili…
View article: Fast Polysulfide Conversion Catalysis and Reversible Anode Operation by A Single Cathode Modifier in Li‐Metal Anode‐Free Lithium‐Sulfur Batteries
Fast Polysulfide Conversion Catalysis and Reversible Anode Operation by A Single Cathode Modifier in Li‐Metal Anode‐Free Lithium‐Sulfur Batteries Open
The two major issues confronting the commercialization of rechargeable lithium‐sulfur (Li−S) batteries are the sluggish kinetics of the sulfur electrochemical reactions on the cathode and inadequate lithium deposition/stripping reversibili…
View article: Thermal Percolation of Antiperovskite Superionic Conductor into Porous MXene Scaffold for High‐Capacity and Stable Lithium Metal Battery
Thermal Percolation of Antiperovskite Superionic Conductor into Porous MXene Scaffold for High‐Capacity and Stable Lithium Metal Battery Open
Lithium metal battery is considered an emerging energy storage technology due to its high theoretical capacity and low electrochemical potential. However, the practical exploitations of lithium metal batteries are not realized because of u…
View article: Mitigating Early Phase Separation of Aliphatic Random Ionomers by the Hydrophobic H-Bond Acceptor Addition
Mitigating Early Phase Separation of Aliphatic Random Ionomers by the Hydrophobic H-Bond Acceptor Addition Open
This study reports a new phenomenon whereby the ionic content of a random ionomer was increased by the introduction of a hydrophobic modifier. In the current study, the ionomer synthesized from the solution polymerization of the three viny…
View article: Hydrophilic Cross-Linked Aliphatic Hydrocarbon Diblock Copolymer as Proton Exchange Membrane for Fuel Cells
Hydrophilic Cross-Linked Aliphatic Hydrocarbon Diblock Copolymer as Proton Exchange Membrane for Fuel Cells Open
This study proposes a hydrophobic and hydrophilic aliphatic diblock copolymer wherein the hydrophobic block contains glycidyl methacrylate (GMA) units that are distanced by poly(acrylonitrile) (PAN) segments to fabricate a proton exchange …
View article: The Enhancement Effect of Borate Doping on the Oxygen Evolution Activity of α-Nickel Hydroxide
The Enhancement Effect of Borate Doping on the Oxygen Evolution Activity of α-Nickel Hydroxide Open
The availability of low-cost, high-efficiency oxygen evolution catalysts is pivotal to the application of renewable energy conversion and storage systems based on solar energy and water splitting reactions. We demonstrate here that a moder…
View article: Single-Shot 3D Diffractive Imaging of Core-Shell Nanoparticles with Elemental Specificity
Single-Shot 3D Diffractive Imaging of Core-Shell Nanoparticles with Elemental Specificity Open
We report 3D coherent diffractive imaging of Au/Pd core-shell nanoparticles with 6 nm resolution on 5-6 femtosecond timescales. We measured single-shot diffraction patterns of core-shell nanoparticles using very intense and short x-ray fre…
View article: A Recycling-Free Nanocatalyst System: The Stabilization of In Situ-Reduced Noble Metal Nanoparticles on Silicone Nanofilaments via a Mussel-Inspired Approach
A Recycling-Free Nanocatalyst System: The Stabilization of In Situ-Reduced Noble Metal Nanoparticles on Silicone Nanofilaments via a Mussel-Inspired Approach Open
The recovery and reuse of costly nanocatalysts is an essential operation in modern nanocatalysis, and improvements in catalyst reusability can contribute significantly to the economic viability and sustainable development of nanocatalysis.…
View article: Electrocatalysis of polysulfide conversion by sulfur-deficient MoS<sub>2</sub> nanoflakes for lithium–sulfur batteries
Electrocatalysis of polysulfide conversion by sulfur-deficient MoS<sub>2</sub> nanoflakes for lithium–sulfur batteries Open
Sulfur-deficient MoS2 nanoflakes as an electrocatalyst improve the polysulfide conversion kinetics and hence the performance of lithium–sulfur batteries.
View article: Balancing the chemisorption and charge transport properties of the interlayer in lithium–sulfur batteries
Balancing the chemisorption and charge transport properties of the interlayer in lithium–sulfur batteries Open
This work improves the performance of Li–S batteries by balancing the chemisorption and charge transport properties of the interlayer.
View article: Promotion of reversible Li+ storage in transition metal dichalcogenides by Ag nanoclusters
Promotion of reversible Li+ storage in transition metal dichalcogenides by Ag nanoclusters Open
After years of development, improvement in the electrochemical properties of MoS2 through structural modifications has reached its limit. Further improvements in the Li+ storage properties of MoS2 must be based on an understanding of the L…
View article: Extending the cycle life of Na<sub>3</sub>V<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub> cathodes in sodium-ion batteries through interdigitated carbon scaffolding
Extending the cycle life of Na<sub>3</sub>V<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub> cathodes in sodium-ion batteries through interdigitated carbon scaffolding Open
A carbon scaffold was used to constrain the movement of Na3V2(PO4)3 during charge and discharge reactions. The durability of Na3V2(PO4)3 in extended use was improved as a result, making it more economically viable for the large-scale stora…
View article: Investigating the Energy Storage Mechanism of SnS<sub>2</sub>-rGO Composite Anode for Advanced Na-Ion Batteries
Investigating the Energy Storage Mechanism of SnS<sub>2</sub>-rGO Composite Anode for Advanced Na-Ion Batteries Open
Tin sulfide–reduced graphene oxide (SnS2-rGO) composite material is investigated as an advanced anode material for Na-ion batteries. It can deliver a reversible capacity of 630 mAh g–1 with negligible capacity loss and exhibits superb rate…
View article: Enhancing the performance of catalytic AuPt nanoparticles in nonaqueous lithium–oxygen batteries
Enhancing the performance of catalytic AuPt nanoparticles in nonaqueous lithium–oxygen batteries Open
The deposition of catalytic AuPt (1 : 1) nanoparticles (NPs) into hollow mesoporous nitrogen-doped carbon microspheres (HMCMS) was found to significantly improve the effectiveness of the catalysis of oxygen reactions in nonaqueous lithium-…