LAGP Solid State Electrolyte Sheet Li1.5Al0.5Ge1.5P3O12 - 70-300 μm Thickness, 4.5×10⁻⁴ S/cm Conductivity

Price Negotiable

Price: 1-1000USD/Negotiable

MOQ: 100g

Delivery Time: 5-7 days

Brand: XWELL

Product Description

Material Overview

LAGP (Li₁.₅Al₀.₅Ge₁.₅(PO₄)₃) is a NASICON-structured oxide solid electrolyte featuring high ionic conductivity of 4.5×10⁻⁴ S/cm at 25°C and exceptional stability in air and water environments. This advanced material serves as a critical component for solid-state lithium batteries, providing effective dendrite suppression and thermal safety with stability up to 350°C.

Key Technical Specifications

Parameter	Value
Crystal Structure	NASICON (R-3c space group)
Density	95% theoretical density
Thickness Options	70-300 μm (customizable)
Ionic Conductivity	1.63×10⁻³ S/cm (700°C optimized)
Electrochemical Window	0-5 V vs. Li⁺/Li
Thermal Stability	No decomposition below 530°C

Performance Highlights

Interface Engineering: Forms stable SEI with Li metal (critical current density: 1 mA/cm²) and maintains low interfacial resistance of 40 Ω*cm² in symmetric cells.
Mechanical Robustness: Achieves hardness of 9.2 GPa (700°C sintered) and puncture resistance of 446 gf at 200 μm thickness.
Battery Integration: Compatible with LiFePO₄ cathodes delivering 142 mAh/g at 0.1C, with stable cycling exceeding 500 hours in Li/LAGP/Li symmetric cells.

Applications

Solid-State Lithium Batteries (ASSLBs)
Lithium-Air and Lithium-Water Batteries
Hybrid Solid-Liquid Electrolyte Systems

Handling & Storage Guidelines

Storage: Maintain in dry environment with relative humidity below 30% to prevent moisture absorption.
Processing: Compatible with dry-room assembly; avoid pre-treatment temperatures exceeding 60°C.