Baudino, Luisa

Lamberti, Andrea

Pedico, Alessandro

Pirri, Candido

Serrapede, Mara

English

Luisa Baudino

Mara Serrapede

Alessandro Pedico

Andrea Lamberti

Candido Fabrizio Pirri

PORTO@iris (Publications Open Repository TOrino - Politecnico di Torino)

04 August 2020POLITECNICO DI TORINORepository ISTITUZIONALETuning of physical-chemical properties of TiO2 nanotubes for multifunctional applications / Baudino, Luisa; Serrapede,Mara; Pedico, Alessandro; Lamberti, Andrea; Pirri, Candido. - ELETTRONICO. - (2019), pp. 173-173. ((Interventopresentato al convegno Merck Young Chemists’ Symposium 2019 tenutosi a Rimini (IT) nel November 25th-27th, 2019.OriginalTuning of physical-chemical properties of TiO2 nanotubes for multifunctional applicationsPublisher:PublishedDOI:Terms of use:openAccessPublisher copyright(Article begins on next page)This article is made available under terms and conditions as specified in the  corresponding bibliographic description inthe repositoryAvailability:This version is available at: 11583/2770481 since: 2019-11-28T17:04:13ZSocietà Chimica ItalianaPO07 173  Tuning of physical-chemical properties of TiO2 nanotubes for multifunctional applications Luisa Baudino,a Mara Serrapede,b Alessandro Pedico,a Andrea Lamberti,a,b and C. Fabrizio Pirria,b a DISAT Dipartimento di Scienza Applicata e Tecnologia, Politecnico di Torino, corso Duca degli Abruzzi 24, 10129-Torino, Italy b Istituto Italiano di Tecnologia, Center for Sustainable Future Technologies, Via Livorno 60, 10144-Torino, Italy E-mail: luisa.baudino@polito.it  Titanium dioxide nanotubes (TiO2 NTs) have been widely investigated in the past twenty years due to the variety of possible applications of this material. Important characteristics of TiO2 NTs are their high surface area and tuneable morphology. These can be combined with key features of TiO2, such as biocompatibility and photo and electrocatalytic properties. This combination makes TiO2 NTs perfect candidates for multifunctional applications ranging from biomedical application to sensing and energy devices [1]. Herein, we present TiO2 NTs grown by anodic oxidation on top of a titanium foil in an EG-based electrolyte with NH4F [2]. The as-grown amorphous nanotubes were morphologically characterized, as shown in Figure 1a-b. Additionally, the tuneable electronic properties (such as the bang gap, Figure 1c) were investigated varying the post-processing temperatures, while maintaining their amorphous nature.   Figure 3: FESEM (a) top view and (b) cross view, (c) UV-VIS curves of the amorphous TiO2 NTs.         [1] P. Roy, S. Berger, and P. Schmuki, Angew. Chem. Int. Ed. 50 (2011) 2904-2939. [2] A. Lamberti, N. Garino, A. Sacco, S. Bianco, A. Chiodoni, and C. Gerbaldi, Electrochim. Acta 151 (2015) 222-229.   

Tuning of physical-chemical properties of TiO2 nanotubes for multifunctional applications

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PO07 173  Tuning of physical-chemical properties of TiO2 nanotubes for multifunctional applications Luisa Baudino,a Mara Serrapede,b Alessandro Pedico,a Andrea Lamberti,a,b and C. Fabrizio Pirria,b a DISAT Dipartimento di Scienza Applicata e Tecnologia, Politecnico di Torino, corso Duca degli Abruzzi 24, 10129-Torino, Italy b Istituto Italiano di Tecnologia, Center for Sustainable Future Technologies, Via Livorno 60, 10144-Torino, Italy E-mail: luisa.baudino@polito.it  Titanium dioxide nanotubes (TiO2 NTs) have been widely investigated in the past twenty years due to the variety of possible applications of this material. Important characteristics of TiO2 NTs are their high surface area and tuneable morphology. These can be combined with key features of TiO2, such as biocompatibility and photo and electrocatalytic properties. This combination makes TiO2 NTs perfect candidates for multifunctional applications ranging from biomedical application to sensing and energy devices [1]. Herein, we present TiO2 NTs grown by anodic oxidation on top of a titanium foil in an EG-based electrolyte with NH4F [2]. The as-grown amorphous nanotubes were morphologically characterized, as shown in Figure 1a-b. Additionally, the tuneable electronic properties (such as the bang gap, Figure 1c) were investigated varying the post-processing temperatures, while maintaining their amorphous nature.   Figure 3: FESEM (a) top view and (b) cross view, (c) UV-VIS curves of the amorphous TiO2 NTs.         [1] P. Roy, S. Berger, and P. Schmuki, Angew. Chem. Int. Ed. 50 (2011) 2904-2939. [2] A. Lamberti, N. Garino, A. Sacco, S. Bianco, A. Chiodoni, and C. Gerbaldi, Electrochim. Acta 151 (2015) 222-229.   

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Tuning of physical-chemical properties of TiO2 nanotubes for multifunctional applications

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