Item:OSW6fdea5daa0374b6b96bf5a0f72e5e82a: Difference between revisions

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Item:OSW6fdea5daa0374b6b96bf5a0f72e5e82a
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== Use in Battery Cells ==
Below is a list of battery cells that use graphite as an active material
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==Links to Other Published Resources==
==Links to Other Published Resources==

Latest revision as of 11:43, 10 December 2024

Graphite [OSW6fdea5daa0374b6b96bf5a0f72e5e82a]
ID OSW6fdea5daa0374b6b96bf5a0f72e5e82a
UUID 6fdea5da-a037-4b6b-96bf-5a0f72e5e82a
Label Graphite
Machine compatible name Graphite
Ontology equivalents
Statements (outgoing)
Statements (incoming)
Keywords

Description

A carbon material

Item
Type(s)/Category(s) PhysicalItem
PhysicalItem

This is a conceptual page intended for development purposes. The content is placeholder information that has not been verified.

Overview

Graphite is a carbon-based material that is often used as a negative electrode active material, especially in Li-ion batteries.

Properties

Qualitative Properties

Property Value
Material Type Graphite
Category Native Mineral
Crystal System Hexagonal or Rhombohedral
Crystal Habit Tabular, six-sided foliated masses; granular to compacted masses
Color Iron-black to steel-gray
Luster Metallic, earthy
Cleavage Basal – perfect on {0001}
Fracture Flaky, otherwise rough when not on cleavage
Tenacity Flexible non-elastic, sectile
Density 2.09–2.23 g/cm³
Conductivity High electrical and thermal conductivity
Optical Properties Uniaxial (-)
Solubility Soluble in molten nickel, warm chlorosulfuric acid
Other Characteristics Strongly anisotropic, conducts electricity, greasy feel, readily marks

Quantitative Properties

Property Value Unit
Density 2.09–2.23 g/cm³
Electrical Conductivity ~10⁴–10⁵ S/m
Thermal Conductivity 100–400 W/m·K
Specific Surface Area 5–25 m²/g
Interlayer Spacing ~0.335 nm
Mohs Hardness 1–2 Dimensionless
Melting Point (under pressure) ~3650–3697 °C
Young's Modulus ~10–15 GPa
Shear Modulus ~5 GPa
Coefficient of Thermal Expansion ~-1 × 10⁻⁶ (parallel to layers) /°C

Use in Battery Cells

Below is a list of battery cells that use graphite as an active material

Battery Cell Type IEC Code
INR18650-MJ1 Li-ion INR18650

Links to Other Published Resources


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