The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 09, 1999
Filed:
Dec. 16, 1997
Applicant:
Inventors:
Milan Ratislav Kokta, Washougal, WA (US);
Ramesh Kumar Shori, Burbank, CA (US);
Assignee:
Union Carbide Chemicals & Plastics, Danbury, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 41 ; 372 68 ;
Abstract
A Cr/Tm/Er-doped, yttrium- or lutetium-garnet host material crystal for a solid-state laser, wherein about 3 to about 8 atomic percent of the yttrium or lutetium, respectively, crystallographic sites are occupied by Tm.sup.3+ ions, about 7 to about 22 atomic percent of the yttrium or lutetium, respectively, crystallographic sites are occupied by Er.sup.3+ ions, and about 0.6 to about 1.6 atomic percent of the octahedral sites of the garnet structure are occupied by Cr.sup.3+ ions, which crystal lases under the influence of a pumping means at a wavelength of no more than about 2.7.mu..