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:
Jul. 01, 2014
Filed:
Apr. 19, 2012
Wojciech Knap, Saint Gely du Fesc, FR;
Oleg Klimenko, Moscow, RU;
Yuri Mityagin, Moscow, RU;
Pierre Solignac, Mudaison, FR;
Wojciech Knap, Saint Gely du Fesc, FR;
Oleg Klimenko, Moscow, RU;
Yuri Mityagin, Moscow, RU;
Pierre Solignac, Mudaison, FR;
Centre National de la Recherche Scientifique (CNRS), Paris, FR;
Universite Montpellier 2 Sciences et Techniques, Montpellier, FR;
Abstract
A laser device for emitting waves in a frequency range belonging to the terahertz range, includes the following, in combination: a wave guide extending longitudinally along an axis A-A'; a superconducting coil arranged coaxially to the wave guide and arranged at a first end of the wave guide; a p-Ge p-doped germanium crystal arranged inside the coil such that the turns of the superconducting coil at least partially surround the p-Ge crystal; a cooling device containing a coolant, the superconducting coil and the p-Ge crystal being arranged in the cooling device, and the wave guide partially extending outside the cooling device; and removing the coolant from the wave guide.