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090 _a653297
100 _a20170221a2016 k y0engy50 ba
101 0 _aeng
_deng
102 _aDE
105 _ay z 100zy
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aInfluence of irradiation by 60Co gamma-quanta on reliability of IR-LEDs based upon AlGaAs heterostructures
_fA. V. Gradoboev, A. V. Simonova, K. N. Orlova
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: p. 901-902 (21 tit.)]
330 _aWe consider the influence of preliminary irradiation by 60Co gamma quanta on emission power decrease during the operating time of IR-LEDs based upon AlGaAs double heterostructures. Irradiation was realized in passive power mode of the LEDs prior to aging. Aging under long operating time conditions was simulated by a step-stress approach. We have determined that the emissive power decrease of LED during operating time has two stages. On the first stage, decrease of LED emissive power is due to rearrangement of original defect structure. On the second stage, emissive power goes down as the result of inducing new structural defects. We have shown identical multistage mechanisms of emissive power drop are observed during both operating time and influence of ionizing radiation. We have established that preliminary irradiation has increased reliability and operating time of LEDs. (© 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim).
461 _tPhysica Status Solidi (C)
_oJournal
_d1961-
463 _tVol. 13, iss. 10-12
_v[P. 216-222]
_oSpecial Issue E-MRS 2016 Spring Meeting - Symposium K • E-MRS 2016 Spring Meeting - Symposium BB • E-MRS 2016 Spring Meeting - Symposium E • E-MRS 2016 Spring Meeting - Symposium O • E-MRS 2016 Spring Meeting - Symposium Y
_d2016
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aсветодиоды
610 1 _aИк-диапазоны
610 1 _aнадежность
610 1 _aгамма-кванты
610 1 _alight-emitting diodes
610 1 _aIR range
610 1 _areliability
610 1 _agamma-quanta
700 1 _aGradoboev
_bA. V.
_cphysicist
_cProfessor of Yurga technological Institute of Tomsk Polytechnic University, Doctor of technical sciences
_f1952-
_gAleksandr Vasilyevich
_2stltpush
_3(RuTPU)RU\TPU\pers\34242
701 1 _aSimonova
_bA. V.
_gAnastasiya Vladimirovna
701 1 _aOrlova
_bK. N.
_cphysicist
_cAssociate Professor of Yurga technological Institute of Tomsk Polytechnic University, Candidate of technical sciences
_f1985-
_gKseniya Nikolaevna
_2stltpush
_3(RuTPU)RU\TPU\pers\33587
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bЮргинский технологический институт (филиал) (ЮТИ)
_bКафедра сварочного производства (КСП)
_h355
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712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bЮргинский технологический институт (филиал) (ЮТИ)
_bКафедра безопасности жизнедеятельности, экологии и физического воспитания (БЖДЭФВ)
_h2240
_2stltpush
_3(RuTPU)RU\TPU\col\18930
801 2 _aRU
_b63413507
_c20170221
_gRCR
856 4 _uhttp://dx.doi.org/10.1002/pssc.201600035
942 _cCF