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Description
  • Článek popisuje výsledky získané novým typem GaSb polovodičového laseru se zpětnou vazbou a několikanásobnou kvantovou jámou, který pracuje v kontinuálním režimu za pokojové teploty. Lasery vykazují dobrou laditelnost změnou budícího proudu, a teplotou od 0 do 60 oC (4170-4350 cm-1). Lasery pracují s vysokým výkonem (více než 1 mW) v jednomódovém režimu a mohou být proladěny v rozsahu okolo 15 cm-1 ve spektrální oblasti absoprce metanu a amoniaku. V článku je také popsána aplikace fotoakustické detekce. Potenciální využití leží v oblasti analytické chemie zemního plynu a ve výzkumu atmosférického zněčištění. (cs)
  • The paper describes results obtained with a new type of GaSb based semiconductor destributed feedback multiple quantum well lasers operating in continuous wave mode at room temperature. The lasers show good tunability both by the excitation current and temperature from 0 oC to +60 oC (4170 to 4350 cm -1). They operate in a high power (more than 1 mW) single mode regime and can be tuned in the methane and ammonia absorption spectral range over up to 15 cm-1. Application for photoacoustic detection is also described. Potential use lies in the areas of analytical chemistry of natural gases and atmospheric polution research.
  • The paper describes results obtained with a new type of GaSb based semiconductor destributed feedback multiple quantum well lasers operating in continuous wave mode at room temperature. The lasers show good tunability both by the excitation current and temperature from 0 oC to +60 oC (4170 to 4350 cm -1). They operate in a high power (more than 1 mW) single mode regime and can be tuned in the methane and ammonia absorption spectral range over up to 15 cm-1. Application for photoacoustic detection is also described. Potential use lies in the areas of analytical chemistry of natural gases and atmospheric polution research. (en)
Title
  • Room temperature diode laser photoacoustic spectroscopy near 2.3 .mu.m
  • Laserová spektroskopie v oblasti 2.3 .mu.m za použití diodových laserů pracujících za pokojové teploty (cs)
  • Room temperature diode laser photoacoustic spectroscopy near 2.3 .mu.m (en)
skos:prefLabel
  • Room temperature diode laser photoacoustic spectroscopy near 2.3 .mu.m
  • Laserová spektroskopie v oblasti 2.3 .mu.m za použití diodových laserů pracujících za pokojové teploty (cs)
  • Room temperature diode laser photoacoustic spectroscopy near 2.3 .mu.m (en)
skos:notation
  • RIV/61388955:_____/05:00022298!RIV06-AV0-61388955
http://linked.open.../vavai/riv/strany
  • 857;861
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(IAA4040104), P(OC 723.001), Z(AV0Z40400503)
http://linked.open...iv/cisloPeriodika
  • -
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 541492
http://linked.open...ai/riv/idVysledku
  • RIV/61388955:_____/05:00022298
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • laser spectroscopic techniques; absorption; physical chemistry (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • DE - Spolková republika Německo
http://linked.open...ontrolniKodProRIV
  • [C2FF76A5709E]
http://linked.open...i/riv/nazevZdroje
  • Applied Physics B-Lasers and Optics
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 81
http://linked.open...iv/tvurceVysledku
  • Civiš, Svatopluk
  • Hulicius, Eduard
  • Pangrác, Jiří
  • Cihelka, Jaroslav
  • Oswald, Jiří
  • Horká, Veronika
  • Šimeček, Tomislav
  • Werner, R.
  • Alibert, C.
  • Rouillard, Y.
  • Koeth, J.
  • Salhi, A.
  • Vicet, A.
http://linked.open...n/vavai/riv/zamer
issn
  • 0946-2171
number of pages
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