Daim ntawv thov ntawm 1550nm fiber ntau lasers

1550 nm fiber ntau lasersyog ib nrab-infrared laser raws li erbium-doped fiber ntau (ED / {}}}}}} {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} Kev Sib Txuas Lus, Lidar, Kho Mob, Kev Lag Luam Kev Lag Luam, thiab Kev Tiv Thaiv Lub Tebchaws.

Nyob rau hauv xyoo tsis ntev los no, nrog kev loj hlob sai ntawm Fiber laser thev naus laus zis, nqaj cov ntsiab lus hauv ntau qhov kev txhim kho yav tom ntej {}}

Cov Ntsiab Lus thiab Qhov Zoo Ntawm 1550 NM Fiber Ntau
1. Ua haujlwm ua haujlwm
1550 NM fiber ntau feem ntau siv erbium-doped fiber ntau raws li lub zog nruab nrab thiab kev hloov pauv ntawm lub zog (LDS) li lub zog} Yooj yim li nram no:

Internal State (⁴i₁₅ / ₂) → / ₂) → / ₂): 1550 nm photons yog tsim los ntawm cov kev hloov pauv tsis yog-radiative.

Hauv erbium-ytterbium co-doped fibers, ytterbium ions (yb³) tuaj yeem txhim kho cov zog nqus dej ....

2.} qhov zoo

Piv nrog rau lwm lub nthwv dej lasers (xws li 1064 nm, 10.6 μm co₂ lasers), 1550 nm fiber ntau cov txiaj ntsig hauv qab no:

Qhov muag Kev Nyab Xeeb Qhov muag

Cov kev ua kom muaj kev puas tsuaj retinal (MPE, qhov kev tso cai pub tshaj plaws

Kev ntsuas fiber tsawg kis

1550 nm is located in the third transmission window of quartz fiber (C band, 1530-1565 nm), with a loss of only about 0.2 dB/km, which is suitable for long-distance optical communications.

High Beam Zoo thiab Ruaj

Lub WaveGuide Tus Qauv Ntawm Cov Fiber Laser muab nws ua rau lub nqaj zoo nyob ze rau qhov txawv machines thiab kho qhov muag hnov ​​{1}}

Tunability thiab nqaim linewidth

Los ntawm Fiber Bragg Grating (FBG) lossis lub taub lim dej (xws li {{{0} {{0} {{{0.

High zog sib nqus

Siv tus tswv Oscillator lub zog hluav taws xob (MOPA), lub 1550 nm fiber ntau tuaj yeem ua tiav kev lag luam kev lag luam, lub hau kev lag luam ntawm kev lag luam txiav, thiab lwm yam {}

Cov ntawv thov tseem ceeb ntawm 1550 nm fiber ntau lasers
1. Kev sib txuas lus fiber ntau thiab kev sib kis
1550 nm yog lub tseem ceeb wavelength ntawm kev sib txuas lus kho qhov muag, thiab nws cov ntawv thov tseem ceeb muaj:

(1) Kev sib txuas lus fiber ntau-optic
Cov yam ntxwv poob qis ntawm 1550 nm lasers ua rau nws lub teeb ci uas zoo tshaj plaws rau cov khoom siv kho qhov muag cable Tbps .

(2) ntom wavelength divisen multiplexing (DWDM)
Hauv cov chaw hauv cov ntaub ntawv thiab 5g tes hauj lwm, DWDM Technology siv ntau yam wavelength ria sib kis thiab txhim kho fiber ntau bandwidth siv.

(3) Coherent Optical Kev Sib Txuas Lus
Nqaim Linewidth 1550 nm lasers (Laywidth<100 kHz) combined with high-order modulation formats (such as QPSK, 16-QAM) can achieve a single-wavelength transmission rate of more than 100 Gbps, and are widely used in backbone networks and metropolitan area networks.

2. lidar thiab chaw taws teeb
(1) Kev tsav tsheb zoo li cas
Piv nrog 905 nm hnab npog, 1550 nm

(2) Cov chaw taws teeb pom kev zoo nkauj thiab kev soj ntsuam meteorological
Cov Khoom Uas Sib Nqus Sib Txawv (Dial) Siv 1550 nm lasers los ntes dej vapor (h₂o) thiab carbon dioxide (bev) kev saib xyuas huab cua thiab paug saib xyuas .

{{03. kev kho mob thiab kev ua haujlwm bio
(1) Kev Kho Mob Laser thiab Kev Kho Mob
1550 nm tsis yog-ablative fractional lasers (xws li fraxel) tuaj yeem siv rau kev tshem tawm kom zoo nkauj xws li kev tshem tawm wrinkle.

Nyob rau hauv txoj kev kho vascular, 1550 nm lasers tuaj yeem xaiv tau kub hemoglobin rau kaw cov kab laug sab thiab varicose leeg {}}

(2) Kho qhov muag txheej tomography (Oct)
1550 nm Oct Systems (xws li ophthalmic oct) muaj cov ntaub so ntswg tob (~ 2 hli) thiab tuaj yeem siv rau kev kuaj mob thaum ntxov ntawm cov kab mob retinal thiab glaucomoma.

4. kev lag luam kev lag luam thiab hnov
(1) Precision Khoom Ua
1550 nm lasers yog qhov tsim nyog rau kev txiav txim siab nplua thiab khij cov yeeb yaj kiab polymer thiab siv tau dav hauv hluav taws xob kev lag luam {}}

(2) Fiber Optic Sensing
1550 nm sensors raws li Fiber Bragg Gratings (FBGs) tuaj yeem siv los saib xyuas cov qauv thiab roj rau kev soj ntsuam kev noj qab haus huv (shm).

{{0 {}} defense thiab kev ruaj ntseg
(1) Chaw Sib Txuas Lus Dawb (FSO)
Kev cuam tshuam kev cuam tshuam thiab qhov tshwm sim qis dua (LPI) Cov yam ntxwv ntawm 1550 nm laser ua nws txoj kev xaiv zoo tshaj plaws rau kev tsis pub lwm cov tub rog kev tsis pub lwm tus paub kev cai ua tub rog.

(2) infrared countermeasures thiab laser blinding
High-fais fab 1550 nm laser tuaj yeem siv los cuam tshuam nrog cov neeg tsis muaj peev xwm ua rau cov khib nyiab lossis ua kom tsis muaj riam phom dazzling riam phom {}}

Kev tsim kho yav tom ntej
Ultrafast Fiber Ntau Lasers
1550 nm femtosecond lasers muaj cov kev cia siab thov kev cia siab (xws li Terahertz tiam) thiab micro-nano ua .
Kev Sib Koom Tes thiab Silicon Photonics
1550 nm laser chips raws li Silicon photonics tuaj yeem txo tus nqi kev sib txuas lus kho thiab txhawb kev txhim kho kho qhov muag ntawm cov ntaub ntawv {}}
Quantum Kev Sib Txuas Lus thiab Xam
1550 nm Tib lub xov tooj yog ntawm cov nqi zoo hauv Quantum tseem ceeb faib (QKD) thiab kho qhov muag QEEM.

1550 NM fiber ntau cov thev naus laus zis hauv kev sib txuas lus kho mob, cov khoom siv tshuaj tiv thaiv kev kho mob thiab cov khoom siv tshuaj tiv thaiv kev kho mob thiab cov khoom siv hluav taws xob, kev tsim kho cov kev txhim kho tshiab hauv Optoelectronics Kev lag luam .

Cov ntaub ntawv tiv toj:

Yog tias koj muaj cov tswv yim, xav tham nrog peb .}}}} Tus neeg yuav khoom yog qhov twg peb cov neeg yuav khoom muaj txiaj ntsig zoo, tus nqi zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws, thiab kev pabcuam zoo tshaj plaws