Sanjeev Mukerjee
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View article: Enhanced Electrochemical Performance of Ni‐Rich NCM811 Cathodes via Uric Acid‐Derived Nitrogen‐Doped Carbon Coating for Lithium‐Ion Batteries
Enhanced Electrochemical Performance of Ni‐Rich NCM811 Cathodes via Uric Acid‐Derived Nitrogen‐Doped Carbon Coating for Lithium‐Ion Batteries Open
The nickel‐rich layered Li[Ni 0.8 Co 0.1 Mn 0.1 ]O 2 , popularly known as NCM811, is considered a high‐performance cathode material in lithium‐ion batteries (LIBs) due to its high specific capacity and energy density. However, because of i…
View article: “Solid-in-Solid” Electrolyte via Scalable Melting Infiltration Method for High-Voltage Solid-State Lithium Metal Batteries
“Solid-in-Solid” Electrolyte via Scalable Melting Infiltration Method for High-Voltage Solid-State Lithium Metal Batteries Open
Solid electrolytes are critical to enabling safe and high-energy-density batteries; yet, their practical deployment is impeded by poor electrochemical stability, inadequate interfacial contact, and challenging manufacturing processes. Here…
View article: Tetrabutylammonium-Based Organosulfur Counter-Anion Additives on Li-Sulfur Battery Performance
Tetrabutylammonium-Based Organosulfur Counter-Anion Additives on Li-Sulfur Battery Performance Open
Lithium-sulfur (Li-S) batteries have attracted considerable interest but are limited by the intrinsic insulating nature of sulfur, lithium-polysulfide (LiP) migration to the anode and parasitic anode-electrolyte reactions. To mitigate thes…
View article: “Solid-in-Solid” Electrolyte via Scalable Melting Infiltration Method for High-Voltage Solid-State Lithium Metal Batteries
“Solid-in-Solid” Electrolyte via Scalable Melting Infiltration Method for High-Voltage Solid-State Lithium Metal Batteries Open
Solid electrolytes are critical to enabling safe and high-energy-density batteries, yet their practical deployment is impeded by poor electrochemical stability, inadequate interfacial contact, and challenging manufacturing processes. Here,…
View article: Solvent Dynamics in Gel Polymer Electrolytes for Lithium–Sulfur Batteries
Solvent Dynamics in Gel Polymer Electrolytes for Lithium–Sulfur Batteries Open
Li-sulfur (Li-S) batteries are promising as the next-generation energy storage technology but face challenges due to sluggish sulfur redox reaction (SRR) kinetics and a sulfur shuttling effect. While many studies have explored polycaprolac…
View article: Fe-N-C Single Atom Catalysts Facilitate the Fast Electron Transfer with MoS2/SnS2 Cathode in Lithium Sulfur Batteries
Fe-N-C Single Atom Catalysts Facilitate the Fast Electron Transfer with MoS2/SnS2 Cathode in Lithium Sulfur Batteries Open
Lithiumsulfur batteries (LSBs) emerge as promising next-generation energy storage systems offering cost-effectiveness, environmental friendliness, and high theoretical energy density. The practical implementation of LSBs faces significant …
View article: Plasmon-Induced Resonant Energy Transfer and Flat Band Formation in Fe and Co Doped Ni(II) Hydroxide for Efficient Photocatalytic Oxygen Evolution
Plasmon-Induced Resonant Energy Transfer and Flat Band Formation in Fe and Co Doped Ni(II) Hydroxide for Efficient Photocatalytic Oxygen Evolution Open
Enhancing photocatalytic oxygen evolution is vital for renewable energy. In this work, we demonstrate how plasmon-induced resonant energy transfer (PIRET) from gold nanoparticles (AuNPs) to Fe and Co doped nickel hydroxide (Ni(OH)₂) can im…
View article: Comprehensive Study on Solvent Dynamics in Gel Polymer Electrolytes for Lithium-Sulfur Battery
Comprehensive Study on Solvent Dynamics in Gel Polymer Electrolytes for Lithium-Sulfur Battery Open
Li-Sulfur (Li-S) batteries stand promising as the next-generation energy storage technology but are hindered by sluggish sulfur redox reaction kinetics and sulfur shuttling effect. Many studies tried to address these issues by adopting pol…
View article: Plasmon-induced resonant energy transfer and flat band formation in Fe and Co doped Ni(<scp>ii</scp>) hydroxide for efficient photocatalytic oxygen evolution
Plasmon-induced resonant energy transfer and flat band formation in Fe and Co doped Ni(<span>ii</span>) hydroxide for efficient photocatalytic oxygen evolution Open
Oxygen evolution enhanced by doping Au-decorated nickel-based layered double hydroxide with Fe and Co due to plasmon-induced resonant energy transfer.
View article: Enhanced Performance of Sodium-Ion Battery Cathodes with Ti and V Co-Doped P2-Type Na0.67Fe0.5Mn0.5O2 Materials
Enhanced Performance of Sodium-Ion Battery Cathodes with Ti and V Co-Doped P2-Type Na0.67Fe0.5Mn0.5O2 Materials Open
Manganese- and iron-rich P2-type Na0.67Fe0.5Mn0.5O2 (NFM) has garnered significant interest as a promising cathode candidate due to the natural abundance of Fe and Mn along with a high redox couple of Fe3+/Fe4+ and Mn3+/Mn4+. Despite all t…
View article: Accelerating Optimal Synthesis of Atomically Thin MoS<sub>2</sub>: A Constrained Bayesian Optimization Guided Brachistochrone Approach
Accelerating Optimal Synthesis of Atomically Thin MoS<sub>2</sub>: A Constrained Bayesian Optimization Guided Brachistochrone Approach Open
A machine learning (ML) guided approach is presented for the accelerated optimization of chemical vapor deposition (CVD) synthesis of 2D materials toward the highest quality, starting from low‐quality or unsuccessful synthesis conditions. …
View article: Operando Raman Spectroscopy Reveals Degradation Byproducts from Ionomer Oxidation in Anion Exchange Membrane Water Electrolyzers
Operando Raman Spectroscopy Reveals Degradation Byproducts from Ionomer Oxidation in Anion Exchange Membrane Water Electrolyzers Open
This work showcases the discovery of degradation mechanisms for nonplatinum group metal catalyst (PGM free) based anion exchange membrane water electrolyzers (AEMWE) that utilize hydroxide ion conductive polymer ionomers and membranes in a…
View article: Mechanistic Understanding of a Bifunctional Electrolyte Additive as a Solvation-Property Modifier and Polysulfide Mediator for Enhanced Performance in Lithium-Sulfur Battery
Mechanistic Understanding of a Bifunctional Electrolyte Additive as a Solvation-Property Modifier and Polysulfide Mediator for Enhanced Performance in Lithium-Sulfur Battery Open
Lithium-sulfur (Li-S) batteries stand as promising candidates for next-generation energy storage systems, offering high specific capacity and cost-effectiveness. However, challenges persist due to the sluggish kinetics of polysulfides conv…
View article: Multifarious Heteroatom-doped/enriched Carbon-based Materials for Energy Storage Prospectives: A Crucial Insight
Multifarious Heteroatom-doped/enriched Carbon-based Materials for Energy Storage Prospectives: A Crucial Insight Open
Chemically doped carbon-based candidates have emerged as a significant driving force across multifarious research domains including ORR, electrochemical sensing, Energy storage and conversion, and solar cell technologies, etc., This compre…
View article: Self‐Sacrificial Template Synthesis of Fe‐N‐C Catalysts with Dense Active Sites Deposited on A Porous Carbon Network for High Performance in PEMFC
Self‐Sacrificial Template Synthesis of Fe‐N‐C Catalysts with Dense Active Sites Deposited on A Porous Carbon Network for High Performance in PEMFC Open
Iron‐nitrogen‐carbon (Fe‐N‐C) single‐atom catalysts are promising sustainable alternatives to the costly and scarce platinum (Pt) to catalyze the oxygen reduction reactions (ORR) at the cathode of proton exchange membrane fuel cells (PEMFC…
View article: Developing Platinum-Group-Metal-Free Catalysts for Oxygen Reduction Reaction in Acid: Beyond the Single Metal Site
Developing Platinum-Group-Metal-Free Catalysts for Oxygen Reduction Reaction in Acid: Beyond the Single Metal Site Open
This project is to develop M(x)-N-C catalysts with dense multiple metal center (MMC) sites to meet the DOE 2025 activity target of 0.044 mA/cm2 at 0.9 VIR-free., as well as other goals such as durability. We have made important contributio…
View article: Relating Solvent Parameters to Electrochemical Properties to Predict the Electrochemical Performance of Vanadium Acetylacetonate for Non-Aqueous Redox Flow Batteries
Relating Solvent Parameters to Electrochemical Properties to Predict the Electrochemical Performance of Vanadium Acetylacetonate for Non-Aqueous Redox Flow Batteries Open
Non-aqueous redox flow batteries have shown promise for applications in grid energy storage. Increasing the efficiency of these batteries by developing the electrolyte chemistries is needed. Herein, we investigate the correlation between s…
View article: Exploring the Role of an Electrolyte Additive in Suppressing Surface Reconstruction of a Ni-Rich NMC Cathode at Ultrahigh Voltage via Enhanced In Situ and Operando Characterization Methods
Exploring the Role of an Electrolyte Additive in Suppressing Surface Reconstruction of a Ni-Rich NMC Cathode at Ultrahigh Voltage via Enhanced In Situ and Operando Characterization Methods Open
Vinylene carbonate (VC) is a widely used electrolyte additive in lithium-ion batteries for enhanced solid electrolyte interphase formation on the anode side. However, the cathode electrolyte interphase (CEI) formation with VC has received …
View article: Bypassing Formation of Oxide Intermediate via Chemical Vapor Deposition for the Synthesis of an Mn-N-C Catalyst with Improved ORR Activity
Bypassing Formation of Oxide Intermediate via Chemical Vapor Deposition for the Synthesis of an Mn-N-C Catalyst with Improved ORR Activity Open
A significant barrier to the commercialization of proton exchange membrane fuel cells (PEMFCs) is the high cost of the platinum-based oxygen reduction reaction (ORR) cathode electrocatalysts. One viable solution is to replace platinum with…
View article: Through the interface: New insights of the hydrogen evolution and oxidation reactions in aqueous solutions
Through the interface: New insights of the hydrogen evolution and oxidation reactions in aqueous solutions Open
Hydrogen evolution and oxidation reactions (HER/HOR) are the most fundamental reactions in electrocatalysis. Despite the practical significance, the mechanisms of HER/HOR in aqueous solutions are still elusive. Various theories have been p…
View article: Understanding hydrogen electrocatalysis by probing the hydrogen-bond network of water at the electrified Pt/solution interface
Understanding hydrogen electrocatalysis by probing the hydrogen-bond network of water at the electrified Pt/solution interface Open
A grand challenge in electrochemistry is to understand and promote electrochemical processes by exploring and exploiting the interface. Herein, we promoted the hydrogen evolution and oxidation reactions (HER/HOR) of platinum (Pt) in base b…
View article: Nitrogen-functionalized platinum-iridium electrocatalyst
Nitrogen-functionalized platinum-iridium electrocatalyst Open
The invention provides a nitrogen-functionalized platinum-transition metal catalyst having the formula Pt-M-NX/C (where M is a transition element such as Fe, Co, Ni, Nb, Ta, Ir, Rh, or Ru) for use at the hydrogen electrode of a hydrogen/br…
View article: High Purity Hydrogen Separation with HT-PBI Based Electrochemical Pump Operation at 120 °C
High Purity Hydrogen Separation with HT-PBI Based Electrochemical Pump Operation at 120 °C Open
Electrochemical Hydrogen Pumps (EHP) provide a unique highly efficient means of separating and compressing hydrogen with continuous steady-state operation. In this paper, we demonstrate the performance of a commercially available, polybenz…
View article: Hydrogen at Scale Using Low-Temperature Anion Exchange Membrane Electrolyzers
Hydrogen at Scale Using Low-Temperature Anion Exchange Membrane Electrolyzers Open
Among the two commercial low-temperature electrolyzers, alkaline liquid electrolyzers (AELs) and proton exchange membrane electrolyzers (PEMELs), AELs have the largest market share. They are durable, with a system lifetime of 30–40 years. …
View article: Unveiling the Degradation Nature of Pt/NbOx/C Catalysts for Oxygen Reduction Reaction via in situ X-ray Absorption Spectroscopy
Unveiling the Degradation Nature of Pt/NbOx/C Catalysts for Oxygen Reduction Reaction via in situ X-ray Absorption Spectroscopy Open
Among various metal nanoparticles supported on metal oxide (MMO) catalysts, the Pt/NbOx/C system has promising oxygen reduction reaction (ORR) activity as cathode for proton exchange membrane fuel cells (PEMFCs). Herein, we study a series …
View article: Enabling Efficient Water Splitting with Advanced Materials Designed for High pH Membrane Interface
Enabling Efficient Water Splitting with Advanced Materials Designed for High pH Membrane Interface Open
This project was focused on developing the durable, high-performance materials and interfaces for advanced water splitting, enabling a clear pathway for achieving <$2/KgH2 (on scale) with efficiency of 43 kWh/kg H2 via anion exchange membr…