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picosecond 10.2-µm mai kuzari da aka samar a cikin lu'ulu'u na BGGSe don iri mara tushe na terawatt-class CO2 amplifiers
Mun nuna abin da muka yi imani da zama sabon tsarin kula da picosecond mai kuzari 10.2-μm tsarar bugun jini dangane da hadawa mara kyau na mitar 1338-nm mai mitar subnanosecond da 1540-nm buɗaɗɗen bugun jini a cikin kristal BGGSe wanda ke biye da kwampreso don manufar. na seeding high-ikon CO2 amplifiers.Za'a iya samun kuzarin bugun jini na 10.2-μm wanda ya wuce 60 μJ tare da 3.4% -rms sauyi.Ma'aunin bugun bugun bugun jini guda ɗaya, wanda Kerr polarization rotat yayi...
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Ingancin infrared na infrared mai tsayin tsayin octave-tsawon tsayi tare da ingancin adadi 74% a cikin jagorar wave χ(2)
A cikin dandali na tushen waveguide ZnGeP2, bakan octavespanning wanda ke rufe 5-11 μm ana samar da shi ta hanyar tsarar ƙirar gani (OPG).Canjin juzu'in juzu'in juzu'i na 74% azaman sabon rikodin a cikin LWIR matakan ma'auni guda ɗaya an samu.Ana auna ƙarfin kofa kamar ~ 616 pJ, an rage shi da fiye da oda 1 na girma idan aka kwatanta da na MIR OPGs a cikin manyan kafofin watsa labarai.Za'a iya fadada tsarin dandalinmu na micro-waveguide zuwa wasu χ(2) lu'ulu'u na birefringence da kuma haifar da sabon ...
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An wuce 60% inganci ND: YAG m yumbu Laser tare da ƙarancin attenuation asara sakamako
Anan, tasirin hasarar attenuation da haɓaka aikin laser na Nd: YAG m yumbu an bincika.Yin amfani da 0.6 a.% Nd: YAG yumbu sandar da 3 mm diamita da 65 mm tsawo, da watsawa coefficient da sha coefficient a 1064 nm aka auna su zama 0.0001 cm-1 da 0.0017 cm-1, bi da bi.Don gwajin Laser na gefe na 808 nm, matsakaicin ƙarfin fitarwa na 44.9 W an cimma shi tare da ingantaccen juzu'i-zuwa-na gani na 26.4%, wanda kusan iri ɗaya ne tare da th ...
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Babban Makamashi na bugun jini, kunkuntar layi 6.45 µm daga Oscillator na gani na gani a cikin BaGa4Se7 Crystal
Wannan takarda tana gabatar da babban ƙarfin bugun jini, kunkuntar layi, tsakiyar infrared (MIR) laserat 6.45 µm, dangane da BaGa4Se7 (BGse) crystal oscillator oscillator kristal (OPO) wanda aka zazzage ta 1.064 µm Laser.Matsakaicin ƙarfin bugun jini a 6.45 µm ya kasance har zuwa 1.23 mJ, tare da faɗin bugun bugun jini na 24.3 ns da maimaita maimaitawar 10 Hz, daidai da ingantaccen jujjuyawar gani-na gani na 2.1%, daga hasken famfo 1.064 µm zuwa haske mara nauyi 6.45 µm.Hasken layin da ba ya aiki ya kai kusan nm 6.8. A halin yanzu, muna ƙididdigewa daidai...
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43 W, 7 ns tsayin bugun bugun jini na yau da kullun, babban mai-mai-mai-matsayin ramin langasite da aka zubar da Ho: YAG Laser da aikace-aikacen sa a cikin ZGP OPOs na tsakiyar infrared
A cikin wannan takarda, mun nuna wani langasite (LGS) electro-optic Ho: YAG cavity-dumped Laser wanda ke hana samun dogaro na tsawon lokacin bugun jini a cikin lasers na Q-switched.Tsawon bugun bugun jini akai-akai na 7.2 ns an cimma shi a ƙimar maimaitawa na 100 kHz.Amfana daga LGS crystal ba shi da wani gagarumin juyi piezoelectric zobe sakamako da thermally jawo depolarization, a barga jirgin kasa bugun jini da aka samu a wani ikon fitarwa na 43 W. A karon farko, aikace-aikace na cavity-zuba Laser a cikin m ...
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