Back کلسیوم پاخیر تیتانات AZB کلسیم مس تیتانات FA Titanato di calcio e rame Italian கால்சியம் தாமிர தைட்டனேட்டு Tamil

Calcium copper titanate

Calcium copper titanate
CCTO
Identifiers
3D model (JSmol)
  • InChI=1S/Ca.3Cu.12O.4Ti/q4*+2;;;;;8*-1;;;;
    Key: WAAITMWVBUAGHE-UHFFFAOYSA-N
  • [Ca+2].[Cu+2].[Cu+2].[Cu+2].[O-][Ti](=O)[O-].[O-][Ti](=O)[O-].[O-][Ti](=O)[O-].[O-][Ti](=O)[O-]
Properties
CaCu3Ti4O12
Molar mass 614.1789 g/mol
Appearance brown solid
Density 4.7 g/cm3, solid
Melting point >1000 °C
Structure
Cubic
Im3, No. 204
a = 7.391 Å
Hazards
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineFlammability 0: Will not burn. E.g. waterInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
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Safety data sheet (SDS) External MSDS
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Calcium copper titanate (also abbreviated CCTO, for calcium copper titanium oxide) is an inorganic compound with the formula CaCu3Ti4O12. It is noteworthy for its extremely large dielectric constant (effective relative permittivity) of over 10,000 at room temperature.[1]

  1. ^ Subramanian, M. A.; Li, Dong; Duan, N.; Reisner, B. A.; Sleight, A. W. (2000-05-01). "High Dielectric Constant in ACu3Ti4O12 and ACu3Ti3FeO12 Phases". Journal of Solid State Chemistry. 151 (2): 323–325. Bibcode:2000JSSCh.151..323S. doi:10.1006/jssc.2000.8703.

Calcium copper titanate

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