CN106058622A - Fiber active device based on europium ion doped fluorescence fiber - Google Patents
Fiber active device based on europium ion doped fluorescence fiber Download PDFInfo
- Publication number
- CN106058622A CN106058622A CN201610532556.4A CN201610532556A CN106058622A CN 106058622 A CN106058622 A CN 106058622A CN 201610532556 A CN201610532556 A CN 201610532556A CN 106058622 A CN106058622 A CN 106058622A
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- China
- Prior art keywords
- optical fiber
- fiber
- europium ion
- europium
- fluorescence
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
- H01S3/06716—Fibre compositions or doping with active elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06754—Fibre amplifiers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06795—Fibre lasers with superfluorescent emission, e.g. amplified spontaneous emission sources for fibre laser gyrometers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/1601—Solid materials characterised by an active (lasing) ion
- H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Abstract
The invention relates to a fiber active device based on a europium ion doped fluorescence fiber Feature fluorescence with a wavelength of 618nm can be generated in <5>D0<right arrow><7>F2 energy-order transition of trivalent europium ions of the device based on the europium ion doped fiber, and due to an effect of a unique coordination field of fused silica, hypersensitive transition of the trivalent europium ions is enabled to have a quite wide wavelength scope. A fiber laser and a fiber amplifier which are made by the europium ion doped fiber both have the following features: the center wavelength is 618nm, and the wavelength tuning range reaches 13nm. At present, the wavelengths of a doped active fiber laser and an active fiber amplifier are mainly at an infrared or near infrared waveband, reports about a fiber laser and a fiber amplifier at a visible light waveband are not seen yet, and therefore, it can be seen that the fiber laser and the fiber amplifier at the visible light waveband are uniquely innovative.
Description
Technical field
The present invention relates to a kind of with fibre core doping trivalent europium ion fused quartz substrate novel fluorescence optical fiber as gain media
Fibre-optical active component: optical fiber laser and fiber amplifier.Optical fiber laser is characterised by: as it is shown in figure 1, be Prague
Fiber grating reflection type resonant cavity optical fiber laser structure, mainly by bragg grating as resonator cavity reflection device,
Europium ion-doped fluorescence optical fiber is that gain media is constituted.Europium ion-doped fluorescence optical fiber is under the effect of exciting light, it is possible to launch
Centre wavelength is 618nm, width is the fluorescence of 13nm, and this fluorescence results from trivalent europium ion 5D0→7F2The super quick of energy level jumps
Move.Mixing europium optical fiber as gain media with this, the optical fiber laser centre wavelength of making is 618nm, the tunable width that has 13nm.
Fiber amplifier feature is: as in figure 2 it is shown, this fiber amplifier mainly by wavelength division multiplexer (WDM) as flashlight and pumping
LMDS Light Coupled Device, with this europium-ion-doped doping fused quartz optical fiber as gain media, the fiber amplifier of making can be with centering cardiac wave
Flashlight in a length of 618nm, 13nm width range is amplified.
Background technology
As important fibre-optical active component, optical fiber laser has that volume is little, simple in construction, power high, is
Important field of research in laser technology.According to the difference of gain media, optical fiber laser can be divided into doped fiber laser instrument
With stimulated scattering optical fiber laser.At present, doped fiber based on different doped chemicals, the wavelength of doped fiber laser instrument divides
Cloth is predominantly: 2.8 μm about (mix Ho3+, Er3+), (mix Tm about 2.0 μm3+, Ho3+), (mix Yb about 1.0 μm3+, Nd3 +), (mix Er about 1.5 μm3+, Er3+/Yb3+) etc..The optical fiber laser report of rare visible light wave range.Existing for this
Shape, present invention fused quartz substrate novel fluorescence optical fiber based on fibre core doping trivalent europium ion is gain media, it is proposed that a kind of
Output center wavelength is 618nm, the optical fiber laser of the tunable width that has 13nm.As it is shown in figure 1, be bragg grating
Reflection type resonant cavity optical fiber laser structure, is mainly mixed as reflection device, the europium ion of resonator cavity by bragg grating
Miscellaneous fluorescence optical fiber is that gain media is constituted.
Fiber amplifier is also a kind of important optical fibre device, has important answering in the structure of the systems such as fiber optic network
With.At present, it is seen that the same rare report of fiber amplifier of optical band.For this present situation, the present invention proposes a kind of center
Wavelength is the fiber amplifier that the flashlight in 618nm, 13nm width range is amplified.As in figure 2 it is shown, this fiber amplifier
Mainly by wavelength division multiplexer (WDM) as flashlight and coupling pump light device, with this europium-ion-doped doping fused quartz optical fiber it is
Gain media.
Summary of the invention
For above-mentioned analysis, it is an object of the invention to provide two kinds of light based on europium ion-doped fused quartz fluorescence optical fiber
Fine active device.One is optical fiber laser, and this laser center wavelength is 618nm；Centered by another, wavelength is the light of 618nm
Fiber amplifier.
A kind of fibre-optical active component based on europium ion-doped fused quartz fluorescence optical fiber, for optical fiber laser.Europium ion is mixed
Miscellaneous fluorescence optical fiber is under the effect of exciting light, it is possible to emission center wavelength is 618nm, width is the fluorescence of 13nm, and this fluorescence produces
It is born in trivalent europium ion 5D0→7F2The super quick transition of energy level.Europium optical fiber is mixed as gain media, the optical fiber laser made from this
Centre wavelength is 618nm, the tunable width that has 13nm.Embodiment bragg grating reflection type resonant cavity optical fiber laser
Main is that gain media is constituted by bragg grating as the reflection device of resonator cavity, europium ion-doped fluorescence optical fiber.
Another described fibre-optical active component based on europium ion-doped fused quartz fluorescence optical fiber, for fiber amplifier.System
The fiber amplifier made can be amplified with the flashlight in centering cardiac wave a length of 618nm, 13nm width range.This fiber amplifier
Device primary structure is: as the wavelength division multiplexer (WDM) of flashlight and coupling pump light device, this as gain media mixes europium
Ion doping fused quartz optical fiber.
Described fibre-optical active component based on europium ion-doped fused quartz fluorescence optical fiber, is typically characterized by: owing to adopting
With europium ion-doped fused quartz fluorescence optical fiber as gain media, so its characteristic center wavelength is 618nm.
Described europium ion-doped fused quartz fluorescence optical fiber, for the trivalent europium ion concentration 2wt% ~ 0.01wt% that adulterates in fibre core
Fused quartz optical fiber.The described europium elemental substance containing trivalent is borontrifluoride europium (EuF3) or europiumsesquioxide (Eu2O3) etc..
The present invention compared with prior art, has and the most obviously highlights substantive distinguishing features and remarkable advantage:
(1) present invention is with europium ion-doped optical fiber as gain media, and positive trivalent europium ion is the centre of luminescence.At fused quartz optical fiber
In, trivalent europium ion 5D0→7F2The super quick transition of energy level produces the advantageous characteristic fluorescence outgoing of 618nm wavelength；And due to molten
Quartz microstructure is amorphous Reticulated Vitreous structure, causes the SiO in fused quartz4Tetrahedral structure is tied with trivalent europium ion
Conjunction can not form periodic structure, and the ligand field of fused quartz microstructure has certain excursion so that trivalent europium from
Son5D0→7F2The super quick transition of energy level produces the fluorescence outgoing of wider wave-length coverage.
(2) the gain media optical fiber used in the design can be easily by using cladding pumping technique and beam combination skill
Art, it is achieved the transformation efficiency of excitation light source strengthens and the output of laser instrument and amplifier strengthens.
(3) using the optical fiber laser that known manufacture method makes, centre wavelength is 618nm, and can be about
In 13nm relative broad range tunable, this wave band is visible ray, has bigger difference with the wave-length coverage of conventional fiber laser instrument.
(4) fiber amplifier that known manufacture method makes is used, it is possible to the relative broad range of a length of 618nm of centering cardiac wave
Interior flashlight is amplified, and this wave band is visible ray, has bigger difference with the wave-length coverage of conventional fiber amplifier.
Accompanying drawing explanation
Fig. 1 is example optical fiber grating Bragg reflection optical fiber laser structure chart.
Fig. 2 is example light fiber amplifier structure chart.
Detailed description of the invention
It is as follows that the preferred embodiments of the present invention combine detailed description:
Embodiment one: this fibre-optical active component optical fiber laser based on europium ion-doped fused quartz fluorescence optical fiber.Such as Fig. 1
Shown in, optical fiber laser can use bragg grating reflection type resonant cavity optical fiber laser structure, at an europium ion
Inscribing two Bragg reflection gratings (FBG) on doped fiber and constitute resonator cavity, one end is pump light source input, another
End is laser output.This system has simple in construction, can gather over the same fiber the pump light source of laser, resonator cavity,
The structures such as gain substance.Europium ion-doped fluorescence optical fiber is under the effect of exciting light, it is possible to emission center wavelength is 618nm, width
Degree is the fluorescence of 13nm, and this fluorescence results from trivalent europium ion 5D0→7F2The super quick transition of energy level.Europium optical fiber is mixed for increasing with this
Benefit medium, the optical fiber laser centre wavelength of making is 618nm, the tunable width that has 13nm.
Embodiment two: this fibre-optical active component fiber amplifier based on europium ion-doped fused quartz fluorescence optical fiber,
Its basic structure is: make pump light and flashlight inject the wavelength division multiplexer (WDM) of europium ion-doped optical fiber, as gain
The europium ion-doped optical fiber etc. of medium.Wherein the injection of pump light can use the sides such as forward pumping, backward pumping, two directional pump
Formula.It is illustrated in figure 2 forward pumping mode.This fiber amplifier can be with in centering cardiac wave a length of 618nm, 13nm width range
Flashlight is amplified.
Claims (4)
1. a fibre-optical active component based on europium ion-doped fused quartz fluorescence optical fiber, for optical fiber laser, europium ion-doped
Fluorescence optical fiber is under the effect of exciting light, it is possible to emission center wavelength is 618nm, width is the fluorescence of 13nm, and this fluorescence produces
In trivalent europium ion 5D0→7F2The super quick transition of energy level, mixes europium optical fiber as gain media with this, in the optical fiber laser of making
The a length of 618nm of cardiac wave, there is the tunable width of 13nm.
Europium ion-doped fused quartz fluorescence optical fiber the most according to claim 1, can be fabricated to another kind of optical active fiber device
Part fiber amplifier, the fiber amplifier of making can be with the flashlight in centering cardiac wave a length of 618nm, 13nm width range
It is amplified.
Fibre-optical active component based on europium ion-doped fused quartz fluorescence optical fiber the most according to claim 1, specific features
It is: owing to have employed europium ion-doped fused quartz fluorescence optical fiber as gain media, so its characteristic center wavelength is
618nm。
Europium ion-doped fused quartz fluorescence optical fiber the most according to claim 1, for trivalent europium ion concentration of adulterating in fibre core
The fused quartz optical fiber of 2wt% ~ 0.01wt%, the described europium elemental substance containing trivalent is borontrifluoride europium (EuF3) or europiumsesquioxide
(Eu2O3) etc..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610532556.4A CN106058622A (en) | 2016-07-08 | 2016-07-08 | Fiber active device based on europium ion doped fluorescence fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610532556.4A CN106058622A (en) | 2016-07-08 | 2016-07-08 | Fiber active device based on europium ion doped fluorescence fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106058622A true CN106058622A (en) | 2016-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610532556.4A Pending CN106058622A (en) | 2016-07-08 | 2016-07-08 | Fiber active device based on europium ion doped fluorescence fiber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467515A (en) * | 2020-11-11 | 2021-03-09 | 华中科技大学 | Deep blue laser |
Citations (5)
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|---|---|---|---|---|
| CN101297237A (en) * | 2005-11-04 | 2008-10-29 | 松下电器产业株式会社 | Wavelength converter |
| CN101657943A (en) * | 2007-08-28 | 2010-02-24 | 株式会社藤仓 | Rare-earth doped core multi-clad fiber, fiber amplifier, and fiber laser |
| CN102684050A (en) * | 2012-05-16 | 2012-09-19 | 清华大学 | Laser amplifier and laser amplifying system with same |
| CN105088418A (en) * | 2015-09-17 | 2015-11-25 | 吉林大学 | Preparation method of one-dimensional SiO<2>: Eu<3+> fiber luminescent material with dimension controllable |
| CN105359356A (en) * | 2013-06-03 | 2016-02-24 | Ipg光子公司 | Multimode fabry-perot fiber laser |
-
2016
- 2016-07-08 CN CN201610532556.4A patent/CN106058622A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101297237A (en) * | 2005-11-04 | 2008-10-29 | 松下电器产业株式会社 | Wavelength converter |
| CN101657943A (en) * | 2007-08-28 | 2010-02-24 | 株式会社藤仓 | Rare-earth doped core multi-clad fiber, fiber amplifier, and fiber laser |
| CN102684050A (en) * | 2012-05-16 | 2012-09-19 | 清华大学 | Laser amplifier and laser amplifying system with same |
| CN105359356A (en) * | 2013-06-03 | 2016-02-24 | Ipg光子公司 | Multimode fabry-perot fiber laser |
| CN105088418A (en) * | 2015-09-17 | 2015-11-25 | 吉林大学 | Preparation method of one-dimensional SiO<2>: Eu<3+> fiber luminescent material with dimension controllable |
Non-Patent Citations (1)
| Title |
|---|
| 王化祥: "《现代传感技术及应用》", 30 June 2016, 天津大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467515A (en) * | 2020-11-11 | 2021-03-09 | 华中科技大学 | Deep blue laser |
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Application publication date: 20161026 |