Potassium titanyl phosphate

Potassium titanyl phosphate
Names
Other names
KTP
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/K.H3O4P.O.Ti/c;1-5(2,3)4;;/h;(H3,1,2,3,4);;/q+1;;;+2/p-3
    Key: SALUEWWYAZZYMC-UHFFFAOYSA-K
  • [O-]P(=O)([O-])[O-].O=[Ti+2].[K+]
Properties
K[TiO]PO4
Molar mass 197.934 g·mol−1
Appearance colorless solid
Density 3.026 g/cm3
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Potassium titanyl phosphate (KTP) is an inorganic compound with the formula K+[TiO]2+PO3−4. It is a white solid. KTP is an important nonlinear optical material that is commonly used for frequency-doubling diode-pumped solid-state lasers such as Nd:YAG and other neodymium-doped lasers.[1]

  1. ^ Bierlein, John D.; Vanherzeele, Herman (1989). "Potassium Titanyl Phosphate: Properties and New Applications". Journal of the Optical Society of America B. 6 (4): 622–33. Bibcode:1989JOSAB...6..622B. doi:10.1364/JOSAB.6.000622.