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View article: Trinitarian Stabilization of Electrolyte/Interphase/Cathode for 5.0–5.4 V Dual‐Ion Batteries Realized by a Gel‐Polymer Electrolyte Capable of HF Elimination
Trinitarian Stabilization of Electrolyte/Interphase/Cathode for 5.0–5.4 V Dual‐Ion Batteries Realized by a Gel‐Polymer Electrolyte Capable of HF Elimination Open
Dual‐ion batteries (DIBs) that are composed of graphite cathodes and low‐potential anodes such as Li possess the unique advantages of high working voltage (≈5.0 V) and high power density, but suffer from the serious oxidative decomposition…
View article: Composite Electrolytes for Supercapacitors
Composite Electrolytes for Supercapacitors Open
Composite electrolytes for applications in electrochemical energy technology, i.e. in batteries and supercapacitors, are gaining increasing attention. In the absence of a commonly accepted definition a ternary combination of materials, e.g…
View article: Functional Graphene Coatings in Electrochemical Energy Technology—Beyond Corrosion Protection
Functional Graphene Coatings in Electrochemical Energy Technology—Beyond Corrosion Protection Open
Coating the surfaces of active masses and auxiliary components in devices of electrochemical energy technology with graphene and closely related materials has been suggested and experimentally verified in numerous examples. The results in …
View article: Composite Electrolytes for Supercapacitors
Composite Electrolytes for Supercapacitors Open
Composite electrolytes for applications in electrochemical energy technology, i.e. in batteries and supercapacitors, are gaining increasing attention. In the absence of a commonly accepted definition a ternary combination of materials, e.g…
View article: Electrochemistry‐Driven Interphase Doubly Protects Graphite Cathodes for Ultralong Life and Fast Charge of Dual‐Ion Batteries
Electrochemistry‐Driven Interphase Doubly Protects Graphite Cathodes for Ultralong Life and Fast Charge of Dual‐Ion Batteries Open
Dual‐ion batteries (DIBs) with graphite as cathode material, show superiority in terms of sustainability, affordability, and environmental impact over Li‐ion batteries that rely on transition‐metal based cathodes. However, graphite cathode…
View article: Electroactive organics as promising anode materials for rechargeable lithium ion and sodium ion batteries
Electroactive organics as promising anode materials for rechargeable lithium ion and sodium ion batteries Open
Electroactive organics have attracted significant attention as electrode materials for next-generation rechargeable batteries because of their structural diversity, molecular adjustability, abundance, flexibility, environmental friendlines…
View article: Fabrication of S,N-Doped Carbon-Coated SnS<sub>2</sub>/SnS Heterostructures Supported by Hollow Carbon Microspheres for Sodium-Ion Storage
Fabrication of S,N-Doped Carbon-Coated SnS<sub>2</sub>/SnS Heterostructures Supported by Hollow Carbon Microspheres for Sodium-Ion Storage Open
Developing novel anode materials containing electroactive heterostructures which boost ion and charge transfer kinetics in a carbon matrix is still a great challenge. Here we report on a new smartly designed material: SnS 2 /SnS p-n hetero…
View article: How to measure and report the capacity of electrochemical double layers, supercapacitors, and their electrode materials
How to measure and report the capacity of electrochemical double layers, supercapacitors, and their electrode materials Open
Relevant fundamentals of the electrochemical double layer and supercapacitors utilizing the interfacial capacitance as well as superficial redox processes at the electrode/solution interface are briefly reviewed. Experimental methods for t…
View article: Carbon‐Coated SnS Nanosheets Supported on Porous Microspheres as Negative Electrode Material for Sodium‐Ion Batteries
Carbon‐Coated SnS Nanosheets Supported on Porous Microspheres as Negative Electrode Material for Sodium‐Ion Batteries Open
SnS has outstanding theoretical capacity and is a promising electrode material for sodium‐ion batteries. However, intrinsic low conductivity and huge volume changes upon sodium extraction/insertion limit its application. Herein, hierarchic…
View article: Construction of Hierarchical Hollow MoS<sub>2</sub>/Carbon Microspheres for Enhanced Lithium Storage Performance
Construction of Hierarchical Hollow MoS<sub>2</sub>/Carbon Microspheres for Enhanced Lithium Storage Performance Open
Hierarchical C@MoS 2 hollow spheres assembled from few layer-MoS 2 nanosheets coated on both interior and exterior surfaces of hollow carbon spheres (HCSs) have been developed by a modified template method. The polydopamine-derived carbon …
View article: Simultaneously formed and embedding-type ternary MoSe<sub>2</sub>/MoO<sub>2</sub>/nitrogen-doped carbon for fast and stable Na-ion storage
Simultaneously formed and embedding-type ternary MoSe<sub>2</sub>/MoO<sub>2</sub>/nitrogen-doped carbon for fast and stable Na-ion storage Open
An embedding-type ternary MoSe2/MoO2/carbon nanocomposite is simultaneously synthesized and manifests stable and fast Na-ion storage capability.
View article: Correlation between the physical parameters and the electrochemical performance of a silicon anode in lithium-ion batteries
Correlation between the physical parameters and the electrochemical performance of a silicon anode in lithium-ion batteries Open
Lithium-ion battery anode used as silicon particles were obtained from different major suppliers, and they were characterized by different spectroscopic techniques and evaluated by electrochemical experiments. Correlations between the key …
View article: Bi-functions of titanium and lanthanum co-doping to enhance the electrochemical performance of spinel LiNi0.5Mn1.5O4 cathode
Bi-functions of titanium and lanthanum co-doping to enhance the electrochemical performance of spinel LiNi0.5Mn1.5O4 cathode Open
Spinel LiNi0.5Mn1.5O4 (LNMO) cathode material doped with Ti and La co-doping were synthesized through a solid-state method. The bi-functions of the Ti and La co-doping is realized. On the one hand, the stability of the LiNi0.5Mn1.5O4 cryst…
View article: 1D Hematite-[α-Fe2O3]-nanorods prepared by green fabrication for supercapacitor electrodes
1D Hematite-[α-Fe2O3]-nanorods prepared by green fabrication for supercapacitor electrodes Open
1D α -hematite nanorods synthesized by a simple, scalable and novel green chemistry method exhibit fast kinetics of the interfacial Faradaic redox reaction yielding a specific capacitance of 140 F·g −1 when used as a battery-type electrode…
View article: Dimethylacrylamide, a novel electrolyte additive, can improve the electrochemical performances of silicon anodes in lithium-ion batteries
Dimethylacrylamide, a novel electrolyte additive, can improve the electrochemical performances of silicon anodes in lithium-ion batteries Open
To enhance the electrochemical properties of silicon anodes in lithium-ion batteries, dimethylacrylamide (DMAA) was selected as a novel electrolyte additive.
View article: Partially Fluorinated Ether as an Electrolyte Additive to Modify Electrode Surface and Suppress Dissolution of Polysulfides in Li-S Batteries
Partially Fluorinated Ether as an Electrolyte Additive to Modify Electrode Surface and Suppress Dissolution of Polysulfides in Li-S Batteries Open
1,1,2,2-tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether (TTE), a kind of fluorinated ether, was used as an electrolyte additive for Li-S batteries. A compact, smooth, and homogenous surface layer was formed on lithium anode at the optimiz…
View article: A safe and superior propylene carbonate-based electrolyte with high-concentration Li salt
A safe and superior propylene carbonate-based electrolyte with high-concentration Li salt Open
Electrolytes play an essential role in determining the safety and electrochemical performance of Li-ion batteries. This work reported a propylene carbonate-based electrolyte with high-concentration Li salt. The fire-retardancy test and the…
View article: Piperidinium-based ionic liquid electrolyte with linear solvent and LiODFB for LiFePO<sub>4</sub>/Li cells at room and high temperature
Piperidinium-based ionic liquid electrolyte with linear solvent and LiODFB for LiFePO<sub>4</sub>/Li cells at room and high temperature Open
Lithium difluoro(oxalato)borate (LiODFB) combines the advantages of the salts LiBOB and LiBF4 when used in electrolytes for lithium ion cells.