Advalue Photonics, Inc.

Np Photonics, Inc.

Tao Luo

Shibin Jiang

Qing Wang

Lei Pan

Jihong Geng

Yushi Kaneda

Arturo Chavez-Pirson

Christine Spiegelberg

Dan Trung Nguyen

Karine Seneschal

Wenyan Tian

Zhuo Jiang

Garrett Coleman

Bor-Chyuan Hwang

Christine Speigelberg

Qingyun Chen

Sandrine Hocde

An IR-transmitting glass fiber configured to include a holey-microstructured core and a cladding surrounding the core. Glass material used at least in the core is one of the heavy metal oxide glasses, where the glass network former is an oxide selected from GeO, TeO, SbO, and BiO, while each and every component of the fiber includes only an oxide glass material and is devoid of any other materials.

Configuring infrared optical fibers from oxide glasses

Ultrashort pulse fiber amplifier having a pulse width from 200 ps to 200 fs comprising a rare earth oxide doped multicomponent glass fibers for laser amplification, including a core and a cladding, the core comprising at least 2 weight percent glass network modifier selected from BaO, CaO, MgO, ZnO, PbO, KO, NaO, LiO, YO, or combinations; wherein the mode of the core is guided with step index difference between the core and the cladding, a numerical aperture of the fiber is between 0.01 and 0.04; core diameter is from about 60 microns to about 150 microns, and a length of the gain fiber is shorter than 60 cm.

Ultrashort pulse fiber amplifier with rare-earth doped gain fibers

Ultrashort pulse fiber amplifier having a pulse width from 200 ps to 200 fs comprising a rare earth oxide doped multicomponent glass fibers for laser amplification, including a core and a cladding, the core comprising at least 2 weight percent glass network modifier selected from BaO, CaO, MgO, ZnO, PbO, KO, NaO, LiO, YO, or combinations; wherein the mode of the core is guided with step index difference between the core and the cladding, a numerical aperture of the fiber is between 0.01 and 0.04; core diameter is from 25 to 120 micron, and a length of the gain fiber is shorter than 60 cm.

Ultrashort pulse fiber amplifier using rare-earth doped gain fibers

Rare earth oxides doped multicomponent glass fibers for laser generation and amplification, including a core and a cladding, the core comprising at least 2 weight percent glass network modifier selected from BaO, CaO, MgO, ZnO, PbO, KO, NaO, LiO, YO, or combinations; wherein the mode of the core is guided with step index difference between the core and the cladding, a numerical aperture of the fiber is between 0.01 and 0.04; core diameter is from 25 to 120 micron, and a length of the gain fiber is shorter than 60 cm.

Rare-earth doped gain fibers

Rare earth oxides doped multicomponent glass fibers for laser generation and amplification, including a core and a cladding, the core comprising at least 2 weight percent glass network modifier selected from BaO, CaO, MgO, ZnO, PbO, KO, NaO, LiO, YO, or combinations; wherein the mode of the core is guided with step index difference between the core and the cladding, a numerical aperture of the fiber is between 0.01 and 0.04; core diameter is from 60 to 150 micron, and a length of the gain fiber is shorter than 60 cm.

An all-fiber optic Faraday rotator and isolator is presented. The device has a multicomponent glass optical fiber having a core having a first doping concentration of 55%-85% (wt./wt.) of a first rare-earth oxide and a cladding having a section doping concentration of 55%-85% (wt./wt.) of a second rare-earth oxide, where the first rare-earth oxide and the second rare earth oxide are one or more of PrO, NdO, PmO, SmO, EuO, GdO, TbO, DyO, HoO, ErO, TmO, YbO, LaO, GaO, CeO, and LuO, and where the refractive index of the cladding is lower than a refractive index of the core. The fiber optic device further includes multiple magnetic cells each formed to include a bore extending there through, where the fiber is disposed in the bore of one of the magnetic cells.

Faraday rotator and isolator

A laser glass fiber with a core of the fiber comprising a germanosilicate glass host, one or more glass network modifiers, one or more glass network intermediators, and Thulium ions, Holmium ions, or a combination of Thulium ions and Holmium ions. The fiber emits laser light from 1.7 micron to 2.2 micron.

Thulium and/or Holmium doped germanosilicate glasses for two micron lasers

A mode-locked fiber laser comprising a multicomponent glass fiber doped with a trivalent rare-earth ion of thulium and/or holmium and including a fiber-optic based passive saturable absorber that contains an adhesive material mixed with a saturable absorbing components and is disposed along the length of an optical fiber such as to assure that a mode propagating within the fiber spatially overlaps with the volume occupied by the saturable absorbing components.

Mode-locked two-micron fiber lasers

A laser glass fiber with a core of the fiber comprising a silicate glass host, one or more glass network modifiers, one or more glass network intermediators, and Thulium ions, Holmium ions, or a combination of Thulium ions and Holmium ions. The fiber emits laser light from 1.7 micron to 2.2 micron.

Thulium and/or Holmium doped silicate glasses for two micron lasers

A laser glass fiber with a core of the fiber composition, comprising a silicate glass host, one or more glass network modifiers, one or more glass network intermediators, and Thulium ions, Holmium ions, or a combination of Thulium ions and Holmium ions. The fiber emits laser light from 1.7 micron to 2.2 micron.

Thulium and/or holmium doped silicated glasses for two micron lasers

A mode-locked fiber laser comprising a multicomponent glass fiber doped with a trivalent rare-earth ion of thulium and/or holmium.

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Tucson, AZ, United States of America

Tao Luo