Presence of excited electronic state in CaWO4 crystals provoked by a tetrahedral distortion: An experimental and theoretical investigation
被引:85
作者:
Gracia, Lourdes
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Univ Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, SpainUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Gracia, Lourdes
[1
]
Longo, Valeria M.
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Univ Estadual Paulista, Inst Quim, LIEC, BR-14800900 Araraquara, SP, BrazilUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Longo, Valeria M.
[2
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Cavalcante, Laecio S.
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Univ Estadual Paulista, Inst Quim, LIEC, BR-14800900 Araraquara, SP, BrazilUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Cavalcante, Laecio S.
[2
]
Beltran, Armando
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Univ Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, SpainUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Beltran, Armando
[1
]
Avansi, Waldir
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Univ Sao Paulo, Inst Fis Sao Carlos, BR-13560970 Sao Carlos, SP, BrazilUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Avansi, Waldir
[3
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Li, Maximo S.
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Univ Sao Paulo, Inst Fis Sao Carlos, BR-13560970 Sao Carlos, SP, BrazilUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Li, Maximo S.
[3
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Mastelaro, Valmor R.
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Univ Sao Paulo, Inst Fis Sao Carlos, BR-13560970 Sao Carlos, SP, BrazilUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Mastelaro, Valmor R.
[3
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Varela, Jose A.
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Univ Estadual Paulista, Inst Quim, LIEC, BR-14800900 Araraquara, SP, BrazilUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Varela, Jose A.
[2
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Longo, Elson
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Univ Estadual Paulista, Inst Quim, LIEC, BR-14800900 Araraquara, SP, BrazilUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Longo, Elson
[2
]
Andres, Juan
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Univ Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, SpainUniv Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
Andres, Juan
[1
]
机构:
[1] Univ Jaume 1, Dept Quim Fis & Analit, MALTA Consolider Team, E-12080 Castellon de La Plana, Spain
LIGHT PHOTOLUMINESCENCE EMISSION;
THIN-FILMS;
SOLVOTHERMAL SYNTHESIS;
LUMINESCENT PROPERTIES;
MICROWAVE SYNTHESIS;
METAL TUNGSTATES;
INORGANIC SOLIDS;
ROOM-TEMPERATURE;
LEAD TUNGSTATE;
CA;
D O I:
10.1063/1.3615948
中图分类号:
O59 [应用物理学];
学科分类号:
摘要:
By combining experimental techniques such as x-ray diffraction, Fourier transform Raman, ultraviolet-visible, x-ray absorption near edge structure, extended x-ray absorption fine structure spectroscopy, and theoretical models, a general approach to understand the relationship among photoluminescence (PL) emissions and excited electronic states in CaWO4 crystals is presented. First-principles calculations of model systems point out that the presence of stable electronic excited states (singlet) allow us to propose one specific way in which PL behavior can be achieved. In light of this result, we reexamine prior experiments on PL emissions of CaWO4. (C) 2011 American Institute of Physics. [doi:10.1063/1.3615948]
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Basiev, TT
;
Vassiliev, SV
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Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Vassiliev, SV
;
Konjushkin, VA
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Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Konjushkin, VA
;
Osiko, VV
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Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Osiko, VV
;
Zagumennyi, AI
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Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Zagumennyi, AI
;
Zavartsev, YD
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Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Zavartsev, YD
;
Kutovoi, SA
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Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Kutovoi, SA
;
Shcherbakov, IA
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机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Basiev, TT
;
Vassiliev, SV
论文数: 0引用数: 0
h-index: 0
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Vassiliev, SV
;
Konjushkin, VA
论文数: 0引用数: 0
h-index: 0
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Konjushkin, VA
;
Osiko, VV
论文数: 0引用数: 0
h-index: 0
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Osiko, VV
;
Zagumennyi, AI
论文数: 0引用数: 0
h-index: 0
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Zagumennyi, AI
;
Zavartsev, YD
论文数: 0引用数: 0
h-index: 0
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Zavartsev, YD
;
Kutovoi, SA
论文数: 0引用数: 0
h-index: 0
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia
Kutovoi, SA
;
Shcherbakov, IA
论文数: 0引用数: 0
h-index: 0
机构:
Russian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, RussiaRussian Acad Sci, Inst Gen Phys, Laser Mat & Technol Res Ctr, Moscow 119991, Russia