Co2+: MgAl2O4 Sabon Material Don Saturable Absorber Passive Q-switch
Bayanin Samfura
Babban sashin giciye na 3.5 x 10-19 cm2 yana ba da izinin Q-canzawar Er: Laser gilashi ba tare da intracavity yana mai da hankali duka biyu tare da fitilar walƙiya da famfo diode-laser. Negligible m-jihar sha sakamakon babban bambanci na Q-switch, watau rabo na farko (karamin sigina) zuwa cikakken sha ya fi girma fiye da 10. A ƙarshe, kyakkyawan kayan gani, inji, da kaddarorin thermal na crystal suna ba da damar tsara ƙaƙƙarfan ƙira. da amintattun hanyoyin laser tare da wannan madaidaicin Q-canzawa.
Girman na'urar yana raguwa kuma ana cire babban tushen wutar lantarki lokacin da ake amfani da madaidaicin Q-switches ko jikakken abin sha don ƙirƙirar bugun jini mai ƙarfi na Laser maimakon electro-optic Q-switchs. Ƙarfi, kristal mai ƙarfi da aka sani da spinel goge da kyau. Ba tare da ƙarin ions diyya ba, cobalt na iya maye gurbin magnesium cikin sauƙi a cikin mai masaukin kashin baya. Domin duka walƙiya-fitila da diode Laser famfo, da Er: gilashin Laser babban sha giciye sashe (3.510-19 cm2) damar Q-canzawa ba tare da intracavity mayar da hankali.
Matsakaicin ƙarfin fitarwa zai zama 580mW tare da faɗin bugun jini kamar ƙasa da 42 ns da ƙarfin famfo mai ɗaukar nauyi na 11.7 W. Ƙarfin bugun bugun Q-switched guda ɗaya an ƙididdige shi zuwa kusan 14.5 J, kuma ƙarfin kololuwa shine 346 W. a matsakaicin adadin kusan 40 kHz. Hakanan, jihohi da yawa na polarization na Co2+: LMA's m Q canza aikin an bincika.
Basic Properties
| Formula | Co2+: MgAl2O4 |
| Tsarin Crystal | Cubic |
| Gabatarwa | |
| Filaye | lebur / lebur |
| ingancin saman | 10-5 SD |
| Zazzagewar saman | <ʎ/10 @ 632.8 nm |
| AR coatings reflectivity | <0.2% @ 1540 nm |
| Matsakaicin lalacewa | 500MW / cm 2 |
| Diamita | na al'ada: 5-10mm |
| Jurewar girma | +0/-0.1 mm |
| Watsawa | na hali: 0.70,0.80,0.90@1533nm |
| Sashin giciye na sha | 3.5×10^-19 cm2 @ 1540 nm |
| Kuskuren daidaitawa | <10 sec |
| Daidaitawa | <10 cikon |
| Kariyar chamfer | <0.1mm x 45 ° |
