Comparison of the photoelectrochemical performance of particulate and nanotube TiO2 photoanodes
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- 作者：A. Chatzitakis1 ; a ; a.e.chatzitakis@smn.uio.no" class="auth_mail" title="E-mail the corresponding author ; Α. Papaderakis1 ; a ; thpapader@chem.auth.gr" class="auth_mail" title="E-mail the corresponding author ; N. Karanasiosb ; J. Georgievac ; E. Pavlidoud ; G. Litsardakisb ; I. Pouliosa ; S. Sotiropoulosa
- 关键词：TiO2 nanotubes ; Sol-gel ; Porous electrodes ; Electrochemical impedance spectroscopy ; Photoelectrocatalytic degradation ; Chloramphenicol
- 刊名：Catalysis Today
- 出版年：2017
- 出版时间：1 February 2017
- 年：2017
- 卷：280
- 期：part_P1
- 页码：14-20
- 全文大小：1412 K
文摘
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Double layer capacitance can estimate the relative surface area of photoanodes.
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The RctQdl product is a measure of intrinsic photoelectrocatalytic activity.
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TiO2 nanotubes show lower intrinsic photoactivity compared to TiO2 sol-gel.
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Higher surface area of TiO2 nanotubes enhances photocurrent and degradation rates.