Using high-HFP-content cathode binder for mitigation of heat generation of lithium-ion battery
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Energy Research"
DOI: 10.1002/er.3824
Abstract: Summary We investigate the effects of thermally sensitive binder (TSB) on the temperature increase of lithium-ion battery (LIB) coin cell subjected to severe mechanical abuse. The TSB is poly(vinylidenefluoride-co-hexafluoropropylene) (PVDF-HFP), similar to conventional poly(vinylidenefluoride) (PVDF)… read more here.
Keywords: binder; hfp; hfp content; ion battery ... See more keywords
Enhanced energy storage capability of P(VDF-HFP) nanodielectrics by HfO2 passivation layer: Preparation, performance and simulation
Sign Up to like & getrecommendations! Published in 2020 at "Composites Science and Technology"
DOI: 10.1016/j.compscitech.2019.107968
Abstract: Abstract Flexible dielectric nanocomposites have shown great potential for electrostatic capacitors due to their excellent energy storage properties. In an effort to eliminate the disadvantages induced by the interfacial polarization of two different components in… read more here.
Keywords: energy; layer; hfo2; hfp ... See more keywords
A new method for simultaneous material and topology optimization of composite laminate structures using Hyperbolic Function Parametrization
Sign Up to like & getrecommendations! Published in 2021 at "Composite Structures"
DOI: 10.1016/j.compstruct.2021.114374
Abstract: Abstract This paper presents a new discrete parametrization method for simultaneous topology and material optimization of composite laminate structures, referred to as Hyperbolic Function Parametrization (HFP). The novelty of HFP is the way the candidate… read more here.
Keywords: optimization; hfp; parametrization; topology ... See more keywords
Enhanced dielectric properties of halloysite/PVDF-HFP modified by Li-ion realizing superior energy conversion ability
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2020.138089
Abstract: Abstract High dielectric material has attracted interest in applications of triboelectric nanogenerators for its high charge-trapping capability. We reported the enhancement of both dielectric and piezoelectric properties by adding modified halloysite (HAL) into PVDF-HFP. Due… read more here.
Keywords: dielectric properties; enhanced dielectric; hal pvdf; pvdf hfp ... See more keywords
Fire-resistant, high-performance gel polymer electrolytes derived from poly(ionic liquid)/P(VDF-HFP) composite membranes for lithium ion batteries
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2020.117827
Abstract: Abstract High-performance gel polymer electrolytes (GPEs) with fire-resistant properties are highly desirable for lithium ion batteries (LIBs) with enhanced safety. Herein, we report a novel GPE derived from a porous poly(ionic liquid)/P(VDF-HFP) (PIL/P(VDF-HFP)) composite membrane… read more here.
Keywords: liquid; ion; hfp; pil vdf ... See more keywords
Electrospun PMIA and PVDF-HFP composite nanofibrous membranes with two different structures for improved lithium-ion battery separators
Sign Up to like & getrecommendations! Published in 2020 at "Solid State Ionics"
DOI: 10.1016/j.ssi.2020.115253
Abstract: Abstract In this study, two methods were used to combine poly (m-phenylene isophthalamide) ( PMIA) with polyvinylidene fluoride-hexafluoropropylene (PVDF-HFP). The first PMIA@PVDF-HFP consisted of coaxial electrospinning and the second PMIA/PVDF-HFP was based on simultaneous electrospinning… read more here.
Keywords: hfp composite; pmia pvdf; pvdf hfp; hfp ... See more keywords
Crystal Forms and Microphase Structures of Poly(vinylidene fluoride-co-hexafluoropropylene) Physically and Chemically Incorporated with Ionic Liquids
Sign Up to like & getrecommendations! Published in 2018 at "Macromolecules"
DOI: 10.1021/acs.macromol.8b02087
Abstract: The effects of incorporating two imidazolium-type ionic liquids (ILs), 1-vinyl-3-butylimidazolium bis(trifluoromethylsulfonyl)imide (IL-TFSI) and 1-vinyl-3-butylimidazolium chloride (IL-Cl), on the crystal forms and phase microstructures of poly(vinylidene fluoride-co-hexafluoropropylene), P(VDF-co-HFP), were investigated. No change in the crystal form… read more here.
Keywords: poly vinylidene; vinylidene fluoride; fluoride hexafluoropropylene; hfp ... See more keywords
F-TiO2/P(VDF-HFP) hybrid films with enhanced dielectric permittivity and low dielectric loss
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c6ra26772f
Abstract: In this study, self-assembly flower-like TiO2 (F-TiO2) particles with an average diameter of 400 nm are synthesized via a facile one-pot solvothermal method. P(VDF-HFP)-based composites with F-TiO2 particles of different volume ratio as fillers are prepared.… read more here.
Keywords: tio2; hfp; dielectric loss; vdf hfp ... See more keywords
Porous (PVDF-HFP/PANI/GO) ternary hybrid polymer electrolyte membranes for lithium-ion batteries
Sign Up to like & getrecommendations! Published in 2018 at "RSC Advances"
DOI: 10.1039/c8ra03918f
Abstract: A poly(vinylidene co-hexafluoropropylene) (PVDF-HFP) membrane is functionalized with polyaniline (PANI) and graphene oxide (GO) nanoparticles. The obtained PVDF-HFP polymer electrolyte membranes (PEMs) have been characterized and implemented in lithium-ion batteries. As a result, the PVDF-HFP/PANI… read more here.
Keywords: pani ternary; pvdf hfp; hfp pani; hfp ... See more keywords
Traumatic Hemothorax Blood Contains Elevated Levels of Microparticles that are Prothrombotic but Inhibit Platelet Aggregation
Sign Up to like & getrecommendations! Published in 2017 at "SHOCK"
DOI: 10.1097/shk.0000000000000819
Abstract: Objectives: Autotransfusion of shed blood from traumatic hemothorax is an attractive option for resuscitation of trauma patients in austere environments. However, previous analyses revealed that shed hemothorax (HX) blood is defibrinated, thrombocytopenic, and contains elevated… read more here.
Keywords: traumatic hemothorax; plasma; blood; hfp ... See more keywords
Home Food Procurement Impacts Food Security and Diet Quality during COVID-19
Sign Up to like & getrecommendations! Published in 2021 at "BMC Public Health"
DOI: 10.1101/2021.02.02.21251017
Abstract: Background: Home food procurement (HFP) (i.e. gardening, fishing, foraging, hunting, backyard livestock and canning) have historically been important ways that people obtain food. Recently, some HFP activities have grown (e.g. gardening), while other activities (e.g.… read more here.
Keywords: diet quality; hfp activities; food security; hfp ... See more keywords