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Title: Rare-earth tantalates and niobates suitable for use as nanophosphors

Patent ·
OSTI ID:1108957
;

A family of rare-earth Group 5 oxides, where the Group 5 oxide is a niobate or tantalate. The rare-earth Group 5 oxides can be doped with suitable emitter ions to form nanophosphors.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
Assignee:
Sandia Corporation (Albuquerque, NM)
Patent Number(s):
8,585,928
Application Number:
12/882,342
OSTI ID:
1108957
Country of Publication:
United States
Language:
English

References (10)

Synthesis and Photocatalytic Property of Layered Perovskite Tantalates, RbLnTa 2 O 7 (Ln = La, Pr, Nd, and Sm) journal March 2000
Unique LaTaO 4 Polymorph for Multiple Energy Applications journal October 2009
Aqueous Synthesis and Structural Comparison of Rare Earth Niobates and Tantalates: (La,K,◻) 2 Nb 2 O 7− x (OH) 2 and Ln 2 Ta 2 O 7 (OH) 2 (◻ = vacancy; Ln = La−Sm) journal April 2009
An aqueous route to [Ta6O19]8– and solid-state studies of isostructural niobium and tantalum oxide complexes journal January 2007
Red fluorescent material, white light emitting diode using red fluorescent material, and lighting system using white light emitting diode patent February 2007
Theoretical study of the Y Li F 4 phase transitions under pressure journal March 2006
Photocatalytic properties of layered perovskite tantalates, MLnTa2O7 (M = Cs, Rb, Na, and H; Ln = La, Pr, Nd, and Sm) journal January 2003
Hydrothermal synthesis and luminescent properties of YBO3:Tb3+ uniform ultrafine phosphor journal January 2006
Hydrothermal synthesis of perovskite and pyrochlore powders of potassium tantalate journal December 2002
Highly Versatile Rare Earth Tantalate Pyrochlore Nanophosphors journal August 2009

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Related Subjects

36 MATERIALS SCIENCE