4.8 Article

Improved polymer chain movement in Poly(Vinyl Alcohol)-Potassium hydroxide gel polymer electrolytes with nanostructured Cobalt(II,III) oxide fillers for supercapacitor

Related references

Note: Only part of the references are listed.
Article Chemistry, Physical

Cotton Fiber/PVA-Based Neutral Hydrogel with Al3+as an Electrolyte Additive for High-Performance Supercapacitors

Zhixing Zhao et al.

Summary: This study presents a crosslinking cotton fiber-/PVA-based membrane (CPM) with high porosity and liquid electrolyte uptake. By incorporating Al3+ into Li2SO4 electrolyte, the electrochemical stability is improved and the specific capacitance of the supercapacitor is enhanced. The findings offer a potential way to design high-output-voltage aqueous supercapacitors through electrolytes and membrane strategies.

ACS APPLIED ENERGY MATERIALS (2023)

Article Chemistry, Physical

Hybrid carbon nanofiller/polymer composites as self-healable current collector electrodes for use in high-performance flexible metal-free supercapacitors

Van-Phu Vu et al.

Summary: A symmetric supercapacitor with multiple functions and high performance was fabricated by combining two carbon nanofillers and healable polymer matrices. The supercapacitor exhibited high specific capacitance, energy density, cycling stability, self-healing properties, and flexibility.

JOURNAL OF ALLOYS AND COMPOUNDS (2023)

Review Chemistry, Physical

A concise review on GO, rGO and metal oxide/rGO composites: Fabrication and their supercapacitor and catalytic applications

Suveksha Tamang et al.

Summary: Graphene and its derivatives, such as graphene oxide (GO) and reduced graphene oxide (rGO), have been widely used in various applications due to their highly exploitable properties. The introduction of metal oxides (MOs) to the surface of these nanoparticles has been shown to significantly enhance their properties. This review article discusses various synthesis methods for GO and rGO, including a green approach for reducing GO to rGO. The article also discusses the properties of graphene and its derivatives, as well as their application in supercapacitors and catalysis.

JOURNAL OF ALLOYS AND COMPOUNDS (2023)

Article Chemistry, Physical

Electrochemical kinetic study and performance evaluation of surface-modified mesoporous sodium carbonophosphates nanostructures for pseudocapacitor applications

B. S. Nishchith et al.

Summary: In this study, the pseudocapacitive behavior of surface-modified mesoporous Na3MCO3PO4 (M=Ni, Co, Mn and Cu) nanostructure compounds in 1 M KOH electrolyte was investigated. These novel low-cost and safe electrode materials have shown promising potential for sodium and lithium-ion battery applications.

JOURNAL OF ALLOYS AND COMPOUNDS (2023)

Article Polymer Science

Freeze/thawed polyvinyl alcohol hydrogels: Present, past and future

Hossein Adelnia et al.

Summary: A comprehensive review of polyvinyl alcohol (PVA) hydrogels prepared by the freezing/thawing (F-T) process is presented. We discuss their preparation, gelation mechanisms, handling of physical/mechanical properties, physicochemical characteristics, and various applications. PVA hydrogels have the advantages of easy customization and biocompatibility, making them suitable for diverse applications in the medical field and sensor technology.

EUROPEAN POLYMER JOURNAL (2022)

Article Chemistry, Physical

N, S co-doped porous carbons with well-developed pores for supercapacitor and zinc ion hybrid capacitor

Feng Wei et al.

Summary: The introduction of heteroatoms into carbon materials enhances zinc ion storage capability, leading to excellent electrochemical performance. In this study, N, S co-doped porous carbons were synthesized from natural biomass using a synergistic activation strategy. These materials exhibited high capacitance, long cycle life, and good rate performance, making them suitable for supercapacitors and zinc ion hybrid capacitors.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

Article Chemistry, Physical

Advanced gel polymer electrolytes for safe and durable lithium metal batteries: Challenges, strategies, and perspectives

Wenhao Ren et al.

Summary: Lithium metal batteries (LMBs) are gaining attention for their high energy density, but safety concerns and performance degradation have hindered their practical use. Gel polymer electrolytes (GPEs) are seen as a promising alternative to liquid electrolytes, with advancements in design and fabrication enabling the development of safe and durable LMBs. This review highlights the progress in GPEs with specific functionalities and outlines future directions and challenges for large-scale production and application in new energy storage systems.

ENERGY STORAGE MATERIALS (2021)

Article Materials Science, Multidisciplinary

Functionalized carbon nanotube doped gel electrolytes with enhanced mechanical and electrical properties for battery applications

Emine S. Karaman et al.

Summary: In this study, functionalized carbon nanotubes and graphene oxide doped polyvinyl alcohol-based gel electrolytes were investigated for battery applications. The fCNT-doped gel electrolyte exhibited significantly improved ionic conductivity, mechanical strength, and electrochemical stability compared to pure GE and GOGE. The fCNTs provided a homogeneous distribution of ionic channels, serving as redox shuttles and facilitating ion migration in the gel. The batteries based on fCNTGE showed good electrochemical stability with a specific capacity of 204.3 mAh g(-1) (C/20).

MATERIALS CHEMISTRY AND PHYSICS (2021)

Article Electrochemistry

Triangular Prism Shaped Co3O4 as a high-performance Electrode Material for Supercapacitors

Hongmei Chen et al.

INTERNATIONAL JOURNAL OF ELECTROCHEMICAL SCIENCE (2020)

Article Chemistry, Inorganic & Nuclear

Modulating the Hydrothermal Synthesis of Co3O4 and CoOOH Nanoparticles by H2O2 Concentration

Xiaoyi Zhao et al.

INORGANIC CHEMISTRY (2019)

Article Chemistry, Physical

MXene-Conducting Polymer Asymmetric Pseudocapacitors

Muhammad Boota et al.

ADVANCED ENERGY MATERIALS (2019)

Review Materials Science, Multidisciplinary

Flexible Supercapacitors: A Materials Perspective

Soubantika Palchoudhury et al.

FRONTIERS IN MATERIALS (2019)

Article Materials Science, Multidisciplinary

Co3O4 polyhedrons with enhanced electric conductivity as efficient water oxidation electrocatalysts in alkaline medium

Shi-Yuan Zhang et al.

JOURNAL OF MATERIALS SCIENCE (2018)

Article Chemistry, Physical

Enhanced performance of supercapacitor based on boric acid doped PVA-H2SO4 gel polymer electrolyte system

B. Karaman et al.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2018)

Article Nanoscience & Nanotechnology

Hydrothermal Synthesized of CoMoO4 Microspheres as Excellent Electrode Material for Supercapacitor

Weixia Li et al.

NANOSCALE RESEARCH LETTERS (2018)

Article Nanoscience & Nanotechnology

Hydrothermal Synthesized of CoMoO4 Microspheres as Excellent Electrode Material for Supercapacitor

Weixia Li et al.

NANOSCALE RESEARCH LETTERS (2018)

Article Multidisciplinary Sciences

Flexible supercapacitor electrodes based on real metal-like cellulose papers

Yongmin Ko et al.

NATURE COMMUNICATIONS (2017)

Article Chemistry, Multidisciplinary

Ionic Conductivity Enhancement of Polymer Electrolytes with Ceramic Nanowire Fillers

Wei Liu et al.

NANO LETTERS (2015)

Article Nanoscience & Nanotechnology

MOF-Templated Synthesis of Porous Co3O4 Concave Nanocubes with High Specific Surface Area and Their Gas Sensing Properties

Yinyun Lu et al.

ACS APPLIED MATERIALS & INTERFACES (2014)

Article Nanoscience & Nanotechnology

Morphology Controlled Synthesis of Nanoporous Co3O4 Nanostructures and Their Charge Storage Characteristics in Supercapacitors

Kalyanjyoti Deori et al.

ACS APPLIED MATERIALS & INTERFACES (2013)

Article Chemistry, Multidisciplinary

Recent Progress in Supercapacitors: From Materials Design to System Construction

Yonggang Wang et al.

ADVANCED MATERIALS (2013)

Article Chemistry, Multidisciplinary

Preparation of alkaline solid polymer electrolyte based on PVA-TiO2-KOH-H2O and its performance in Zn-Ni battery

Qiumei Wu et al.

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS (2008)