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101 0 _aeng
102 _aUS
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aPulsed corona discharge oxidation of aqueous carbamazepine micropollutant
_fP. Ajo [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 32 tit.]
330 _aThe anti-epileptic drug carbamazepine (CBZ) receives growing attention due to slow biodegradation and inherent accumulation in the aquatic environment. The application of a gas-phase pulsed corona discharge (PCD) was investigated to remove CBZ from synthetic solutions and spiked wastewater effluent from a municipal wastewater treatment facility. The treated water was showered between high voltage (HV) wires and grounded plate electrodes, to which ultra-short HV pulses were applied. CBZ was readily oxidized and 1-(2-benzaldehyde)-4-hydroquinazoline-2-one (BQM) and 1-(2-benzaldehyde)-4-hydro-quinazoline-2,4-dione (BQD) were identified as the most abundant primary transformation products, which, contrary to CBZ ozonation data available in the literature, were further easily oxidized with PCD: BQM and BQD attributed to only a minor portion of the target compound oxidized. In concentrations commonly found in wastewater treatment plant effluents (around 5 µg L-1), up to 97% reduction in CBZ concentration was achieved at mere 0.3 kW h m-3 energy consumption, and over 99.9% was removed at 1 kW h m-3. The PCD application proved to be efficient in the removal of both the parent substance and its known transformation products, even with the competing reactions in the complex composition of wastewater.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tEnvironmental Technology
463 _tVol. 37, iss. 16
_v[P. 2072-2081]
_d2016
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aсточные воды
610 1 _aгидроксильные радикалы
701 1 _aAjo
_bP.
_gPetri
701 1 _aKrzymyk
_bE.
_gEwelina
701 1 _aPreis
_bS.
_cspecialist in the field of materials science
_cProfessor of Tomsk Polytechnic University, candidate of technical Sciences
_f1959-
_gSergei
_2stltpush
_3(RuTPU)RU\TPU\pers\35690
701 1 _aKornev
_bYa. I.
_cspecialist in the field of electrical engineering
_csenior research fellow at the Tomsk Polytechnic University, candidate of technical Sciences
_f1976-
_gYakov Ivanovich
_2stltpush
_3(RuTPU)RU\TPU\pers\33300
701 1 _aKronberg
_bL.
_gLeif
701 1 _aLouhi-Kultanen
_bM.
_gMarjatta
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут кибернетики (ИК)
_bКафедра технологии автоматизированного машиностроительного производства (ТАМП)
_h1607
_2stltpush
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712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут физики высоких технологий (ИФВТ)
_bКафедра физики высоких технологий в машиностроении (ФВТМ)
_bСетевая научно-образовательная лаборатория "Медицинское материаловедение" (СНОЛ ММ)
_h7443
_2stltpush
_3(RuTPU)RU\TPU\col\21275
801 2 _aRU
_b63413507
_c20160518
_gRCR
856 4 _uhttp://dx.doi.org/10.1080/09593330.2016.1141236
942 _cCF