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of 81
pro vyhledávání: '"Z.R. Qiu"'
Publikováno v:
Materials Science and Engineering: B. 212:71-77
Novel Sr3Y(PO4)3:Dy3+, Eu3+ (SYP:Dy3+, Eu3+) phosphors were synthesized by a standard solid-state reaction under an ambient air atmosphere and their structural and optical properties were investigated. XRD and diffuse reflectance spectra (DRS) were u
Publikováno v:
Optics Communications. 228:187-200
A theoretical formulation that treats the correlated space–time–frequency characteristics of pump–probe transmission spectra in optically transparent media is presented. The influence of a spatial aperture on time–frequency-resolved pump–pr
Publikováno v:
Physics Letters A. 270:326-330
We observed an azo-isomerization-induced Freedericksz transition of the 5CB liquid crystal doped with 1% double-azo. In experiment, we found that the Freedericksz transition threshold occurred at optical intensity level of 0.3 mW/mm2 for the 12.5 μm
Akademický článek
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Publikováno v:
Conference Digest. 2000 International Quantum Electronics Conference (Cat. No.00TH8504).
Rare earth ions (RE) with optically activated 4f electrons present sharp spectral transitions in condensed matter due to the shielding of the 4f electrons by the outer 5s5p electrons. The "quantum dot" nature of RE makes them ideal for the study of c
Publikováno v:
CLEO '97., Summaries of Papers Presented at the Conference on Lasers and Electro-Optics.
Publikováno v:
IEEE photonics technology letters, 2000, Vol.12(8), pp.1034-1036 [Peer Reviewed Journal]
The rare earth materials, KNdFe(CN)/sub 6/.3H/sub 2/O (KNFCN), NdFe(CN)/sub 6/.4H/sub 2/O (NFCN), and NdFeO/sub 3/ (NFO) are characterized by absorption and fluorescence spectra. The dephasing times (T/sub 2/) and the fluorescent lifetimes (T/sub 1/)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5aac60b71a37a326c42f4fa4bdeb30de
http://dro.dur.ac.uk/7561/1/7561.pdf
http://dro.dur.ac.uk/7561/1/7561.pdf