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517011

Sigma-Aldrich

Strontium titanate

nanopowder, <100 nm particle size, 99% trace metals basis

Synonym(s):

Strontium metatitanate, Strontium titanium trioxide

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About This Item

Linear Formula:
SrTiO3
CAS Number:
12060-59-2
Molecular Weight:
183.49
EC Number:
235-044-1
MDL number:
MFCD00049554
UNSPSC Code:
12352302
PubChem Substance ID:
24873915
NACRES:
NA.23

Quality Level

100

Assay

99% trace metals basis

form

nanopowder

dielectric constant

300

reaction suitability

reagent type: catalyst
core: titanium

particle size

<100 nm

mp

2060 °C (lit.)

density

4.81 g/mL at 25 °C (lit.)

SMILES string

[Sr++].[O-][Ti]([O-])=O

InChI

1S/3O.Sr.Ti/q;2*-1;+2;

InChI key

VEALVRVVWBQVSL-UHFFFAOYSA-N

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Application

  • Photoinduced electronic and ionic effects in strontium titanate: Focuses on the interaction of strontium titanate with ultraviolet radiation, investigating photoionic processes and photochromic effects, which are crucial for developing optoelectronic devices (M Siebenhofer et al., 2021).
  • The emerging career of strontium titanates in photocatalytic applications: Reviews the role of strontium titanates in photocatalytic applications, particularly emphasizing their utility in environmental remediation processes (N Sharma, K Hernadi, 2022).
  • Recent advances on carrier and exciton self-trapping in strontium titanate: Discusses the self-trapping of carriers and excitons in strontium titanate, providing insights into its electronic properties and implications for semiconductor technologies (ML Crespillo et al., 2019).

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Shuxin Ouyang et al.
Journal of the American Chemical Society, 134(4), 1974-1977 (2012-01-28)
A strategy of reaction-environment modulation was employed to change the surface property of a semiconductor photocatalyst to enhance its photocatalytic performance. Surface alkalinization induced by a high alkalinity of the solution environment significantly shifted the surface energy band of a
Polar liquid molecule induced transport property modulation at LaAlO₃/SrTiO₃ heterointerface.
K Au et al.
Advanced materials (Deerfield Beach, Fla.), 24(19), 2598-2602 (2012-04-13)
Tailoring interface structure in highly strained YSZ/STO heterostructures.
A Rivera-Calzada et al.
Advanced materials (Deerfield Beach, Fla.), 23(44), 5268-5274 (2012-02-03)
Guanglei Cheng et al.
Nature nanotechnology, 6(6), 343-347 (2011-04-19)
Devices that confine and process single electrons represent an important scaling limit of electronics. Such devices have been realized in a variety of materials and exhibit remarkable electronic, optical and spintronic properties. Here, we use an atomic force microscope tip
Ralf Moos et al.
Sensors (Basel, Switzerland), 11(4), 3439-3465 (2011-12-14)
Resistive oxygen sensors are an inexpensive alternative to the classical potentiometric zirconia oxygen sensor, especially for use in harsh environments and at temperatures of several hundred °C or even higher. This device-oriented paper gives a historical overview on the development
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