Showing papers in "Solid State Ionics in 2017"

TL;DR: Li 6 PS 5 X (X = Cl, Br, I) in contact with Li metal is investigated in this paper, where the stability of the argyrodite structure is investigated using an X-ray photoemission technique in combination with time-resolved impedance spectroscopy.

TL;DR: In this paper, the authors have cycled LiCoO 2 /Li 6 PS 5 Cl/Li 4 Ti 5 O 12 full cells and analyzed the interfacial mechanisms by surface-sensitive characterization techniques.

TL;DR: Gel polymer electrolytes (GPEs) with characteristics of both solid and liquid electrolytes have received increasing attentions as mentioned in this paper, and several polymer matrices have been employed as hosts for GPEs in order to investigate their possible applications in lithium ion batteries (LIBs).

TL;DR: In this article, the progress, prospects and challenges of SBSs operating at high temperature (~300°C) are discussed. And the recent development and progress of room temperature SBS batteries is discussed.

TL;DR: In this article, Fourier transform (FT), Tikhonov regularization (TR) and a multiple-RQ CNLS-fit were compared with an exact, calculated τ-domain representation of the model impedance.

TL;DR: In this paper, the authors used AC impedance spectroscopy to examine the ionic conductivity and dielectric behaviour of the blend polymer electrolyte (BPE) for primary magnesium battery.

TL;DR: In this paper, the authors present the latest efforts on the stability of lithium garnet against ambient air, lithium metal, cathodes, and liquid electrolytes, including strategies to reduce the garnet/Li interfacial impedance and to suppress the Li dendrite formation.

TL;DR: LiNi0.8Co0.1Mn0.2 was coated by a lithium-ion conductor Li3PO4 layer using a simple and efficient coating method as mentioned in this paper.

TL;DR: In this article, the challenges and solutions of polyvinylidenefluoride-hexafluoropropylene (PVDF-HFP) electrolytes for Li-O 2 batteries are discussed.

TL;DR: In this paper, a solution-assisted solid state reaction (SA-SSR) method has been developed for Na+ super-ionic conductor Na3Zr2(SiO4)2(PO4), known as the original NASICON material.

TL;DR: In this paper, the structure and morphology of the prepared TiO2-NSs were characterized by X-ray diffraction, Fourier transform infrared spectroscopy, transmission electron microscopy and nitrogen adsorption-desorption.

TL;DR: In this article, the influence of A-site divalent ions, M2 + = Ca2 +, Sr2 + and Ba2 + on the electrical properties of NB0.49T was reported.

TL;DR: In this paper, the proton concentration of mixed-conducting cathode materials is investigated using thermogravimetry and the predominant proton uptake reactions using BCFZr.

TL;DR: In this paper, a van't Hoff approach was used to evaluate the redox properties of mixed manganese ferrite perovskites and showed that the reduction of Fe4+ is preferred over the reduction in Mn4+ leading to an increase in redox enthalpy and entropy when both species are reduced.

TL;DR: In this paper, Li 1.3 Al 0.3 Ti 1.7 (PO 4 ) 3 (LATP) solid electrolyte was analyzed under battery operation temperatures between 10°C and 50°C by impedance measurements in combination with a distribution of relaxation time analysis in two dimensions (2D-DRT).

TL;DR: Li et al. as mentioned in this paper synthesize composite oxalates by calcining the NiNi 0.8 Co 0.15 Al 0.05 O 2 cathode material, which is successfully synthesized by two-step method.

TL;DR: In this paper, the effect of a specific addition of LiTiOPO4 strongly depends on the amount of AlPO4 in the system and results in a more homogeneous microstructure.

TL;DR: In this article, the electrochemical intercalation of hexafluorophosphate anion into a graphite electrode has been studied in mixed solvents of ethylene carbonate and ethylmethyl carbonate.

TL;DR: In this article, the electrochemical intercalation of hexafluorophosphate anion into a graphite positive electrode from methyl propionate (MP) has been investigated by conventional electrochemical techniques in conjunction with in situ Raman spectroscopy and ex situ X-ray diffraction.

TL;DR: Li et al. as mentioned in this paper showed that substitution of Mg 2+ and Sc 3+ for Zr 4+ is more effective in improving Li 7 La 3 Zr 2 O 12 (LLZ)'s densification and ionic conductivity than the substitution of Zn 2+ for Li +.

TL;DR: In this article, poly ethylene oxide-based polymer electrolytes containing salt lithium bis(trifluoromethylsulfonyl)imide and ionic liquid 1-butyl-3-methyl pyridinium bis (triffluoromethemide) is synthesized.

TL;DR: In this article, Li 3 BO 3 glass ceramic was utilized as a sintering additive for producing garnet-type Li 7 La 3 Zr 2 O 12 solid electrolytes by low temperature sinter.

TL;DR: In this paper, the physicochemical and electrochemical properties of the FSI-and TFSI-based NSPEs were investigated, in terms of phase transition, ion transport behavior, chemical and electrolyte compatibility with Li metal.

TL;DR: Li et al. as mentioned in this paper proposed a gel polymer electrolyte to reduce the dissolution and diffusion of intermediate lithium polysulfides, improving the cycle life of and mitigating self-discharge of the lithium-sulfur battery.

TL;DR: In this article, NiO thin films were deposited onto glass substrates and ITO-coated glass substrate by RF magnetron sputtering using a NiO target in pure argon (Ar) atmosphere at room temperature.

TL;DR: In this article, nano-sized fumed silica (SiO2) is added to improve its mechanical strength alongwith an increase in the ionic conductivity of plasticized polymer electrolytes.

TL;DR: In this paper, the authors investigated the elution of sodium persulfate on spinel-type LiMn 2 O 4 based on the research of the hydrolytic process of the solution at different conditions.

TL;DR: In this article, the effects of mixed transition metal ions (i.e. Co and/or V-ions) on ac conductivity and dielectric properties have been investigated using impedance spectroscopy.

TL;DR: In this paper, a novel hBN/polyacrylonitrile composite nanofibers were produced via electrospinning approach and loaded with electrolyte for rechargeable lithium-ion battery applications.

TL;DR: In this paper, the authors present experimental measurements of porous LSM cathodes and give an interpretation of the oxygen reduction reaction (ORR) mechanism, taking into account the effect of cell geometry and different electrode microstructures resulting from sintering the cathodes at different temperatures.