The electrophysical properties of LISICON-type ionic conductors in the Li 4GeO 4:M(M=Al, Ga. Fe) solid solutions have been studied. The experimental data were obtained by impedance and Mössbauer spectroscopy, DTA-DTG, and X-ray diffractometry techniques. A model is suggested which explains...
The electrophysical properties of LISICON-type ionic conductors in the Li 4GeO 4:M(M=Al, Ga. Fe) solid solutions have been studied. The experimental data were obtained by impedance and Mössbauer spectroscopy, DTA-DTG, and X-ray diffractometry techniques. A model is suggested which explains...
LISICON-type materials are an important class of solid-state electrolytes due to their high ionic conductivity along with decent chemical and electrochemical stability. In this study, Li 4 SiO 4 using synthetic silica and amorphous silica extracted from halloysite clay were synthesized by sol gel ...
Order-disorder transition of Li ions at octahedral site in LISICON-type oxideslower angles with the increase of x. This is natural when P ions are replaced by Ge ions having larger ionic radius. Figure 2 shows Arrhenius plots of the conductivity. With the increase of x, meaning excess Li,...
DTA–TGA and XRD study of the formation of LISICON-type Li1+xCrxZr2x(PO4)3 ceramic using ZrOCl2·8H2O as precursorChromium zirconium phosphateLISICONSTAMechanism of the formationThis contribution is devoted to thermoanalytical investigation of the mechanism of the formation of solid solutions of...
type crystals represented by LiSiPOwhile appropriately refining the LISICON-type crystals, and a method for producing the same.SOLUTION: LISICON-type crystal particles for a solid electrolyte are represented by formula (1): LiSiPO...(1) (in the formula (1), x represents a number satisfying ...
(II) The obtained mixed solution is 600 A method for producing LISICON-type crystal particles for a solid electrolyte of a lithium ion secondary battery, which comprises a step of spray pyrolysis at a temperature of from 1000 to 1000掳C. [Selection diagram] Figure 1山下 弘樹...
PROBLEM TO BE SOLVED: To exhibit excellent lithium ion conductivity by realizing high crystallinity while appropriately miniaturizing a LISICON type crystal represented by Li Si P O Provided are LISICON type crystal particles useful as a solid electrolyte of a lithium ion secondary battery and a ...
the LISICON-type crystal particle being capable of developing excellent lithium ion conductivity by appropriately and effectively refining LISICON-type crystals represented by LiSiPO.SOLUTION: A method for producing a LISICON-type crystal particle for a lithium ion secondary battery solid electrolyte incl...
Provided is a method for producing LISICON type crystal particles. SOLUTION: Next steps (I) to (III): (I) A lithium compound, a silicic acid compound and a phosphoric acid compound are mixed with water to prepare a mixed solution having a pH of 9 to 14 at 25°C. A step of ...