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932310

Sigma-Aldrich

Lithium fluoride

Sinónimos:

LiF, Fluorolithium

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About This Item

Fórmula lineal:
LiF
Número de CAS:
7789-24-4
Peso molecular:
25.94
MDL number:
MFCD00011090
UNSPSC Code:
12352302
NACRES:
NA.23

assay

≥99%

Quality Level

100

bp

1681 °C

mp

845 °C (lit.)

solubility

H2O: 2.9 g/L

density

2.64 g/mL at 25 °C (lit.)

orbital energy

HOMO 14 eV 
LUMO 1.0 eV 

SMILES string

[Li+].[F-]

InChI

1S/FH.Li/h1H;/q;+1/p-1

InChI key

PQXKHYXIUOZZFA-UHFFFAOYSA-M

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Categorías relacionadas

Application

LiF can be used in thermoluminescent; perovskite light-emitting diodes; rechargeable batteries and MXenes applications. Lithium fluoride crystals are transparent to ultraviolet (UV) light and are used in UV optics. Lithium fluoride is used in the main route of fabrication of Mxenes by exfoliating MAX phases.

pictograms

Skull and crossbones
GHS06

signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

supp_hazards

EUH032

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

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Recent progress in LiF materials for safe lithium metal anode of rechargeable batteries: Is LiF the key to commercializing Li metal batteries?
Ko J, et al.
Ceramics International, 45(1), 30-49 (2019)
Mingfu He et al.
Proceedings of the National Academy of Sciences of the United States of America, 117(1), 73-79 (2019-12-19)
Lithium is the most attractive anode material for high-energy density rechargeable batteries, but its cycling is plagued by morphological irreversibility and dendrite growth that arise in part from its heterogeneous "native" solid electrolyte interphase (SEI). Enriching the SEI with lithium
Bing Zhou et al.
ACS applied materials & interfaces, 12(4), 4895-4905 (2020-01-04)
Flexible, lightweight, robust, and multifunctional characteristics are greatly desirable for next-generation wearable electromagnetic interference (EMI) shielding materials. In this work, an alternating multilayered structure with robust polymer frame layers and directly contacted conducting layers was designed to prepare high-performance EMI
Xiaolei Yang et al.
Nature communications, 9(1), 570-570 (2018-02-10)
Perovskite light-emitting diodes (LEDs) are attracting great attention due to their efficient and narrow emission. Quasi-two-dimensional perovskites with Ruddlesden-Popper-type layered structures can enlarge exciton binding energy and confine charge carriers and are considered good candidate materials for efficient LEDs. However
Xiulin Fan et al.
Science advances, 4(12), eaau9245-eaau9245 (2018-12-28)
Solid-state electrolytes (SSEs) are receiving great interest because their high mechanical strength and transference number could potentially suppress Li dendrites and their high electrochemical stability allows the use of high-voltage cathodes, which enhances the energy density and safety of batteries.
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