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Showing 1 to 12 of 15 entries
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New hybrid films based on cellulose and hydroxygallium phthalocyanine. Synergetic effects in the structure and properties.

Langmuir : the ACS journal of surfaces and colloids

Parra V, Vilar MR, Battaglini N, Ferraria AM, Rego AM, Boufi S, Rodríguez-Méndez ML, Fonavs E, Muzikante I, Bouvet M.
PMID: 17316034
Langmuir. 2007 Mar 27;23(7):3712-22. doi: 10.1021/la063114i. Epub 2007 Feb 23.

Hydroxygallium phthalocyanine (HOGaPc) and cellulose (from a trimethylsilyl derivative) have been used as native elements for the preparation of a novel family of hybrid films. By spin-coating, both components allow the building of films with different configurations on various...

Discrimination of Apple Liqueurs (Nalewka) Using a Voltammetric Electronic Tongue, UV-Vis and Raman Spectroscopy.

Sensors (Basel, Switzerland)

Śliwińska M, Garcia-Hernandez C, Kościński M, Dymerski T, Wardencki W, Namieśnik J, Śliwińska-Bartkowiak M, Jurga S, Garcia-Cabezon C, Rodriguez-Mendez ML.
PMID: 27735832
Sensors (Basel). 2016 Oct 09;16(10). doi: 10.3390/s16101654.

The capability of a phthalocyanine-based voltammetric electronic tongue to analyze strong alcoholic beverages has been evaluated and compared with the performance of spectroscopic techniques coupled to chemometrics.

Electronic Noses and Tongues in Wine Industry.

Frontiers in bioengineering and biotechnology

Rodríguez-Méndez ML, De Saja JA, González-Antón R, García-Hernández C, Medina-Plaza C, García-Cabezón C, Martín-Pedrosa F.
PMID: 27826547
Front Bioeng Biotechnol. 2016 Oct 25;4:81. doi: 10.3389/fbioe.2016.00081. eCollection 2016.

The quality of wines is usually evaluated by a sensory panel formed of trained experts or traditional chemical analysis. Over the last few decades, electronic noses (e-noses) and electronic tongues have been developed to determine the quality of foods...

Electrochemical behavior of polypyrrol/AuNP composites deposited by different electrochemical methods: sensing properties towards catechol.

Beilstein journal of nanotechnology

García-Hernández C, García-Cabezón C, Medina-Plaza C, Martín-Pedrosa F, Blanco Y, de Saja JA, Rodríguez-Méndez ML.
PMID: 26665076
Beilstein J Nanotechnol. 2015 Oct 21;6:2052-61. doi: 10.3762/bjnano.6.209. eCollection 2015.

Two different methods were used to obtain polypyrrole/AuNP (Ppy/AuNP) composites. One through the electrooxidation of the pyrrole monomer in the presence of colloidal gold nanoparticles, referred to as trapping method (T), and the second one by electrodeposition of both...

Layered composites of PEDOT/PSS/nanoparticles and PEDOT/PSS/phthalocyanines as electron mediators for sensors and biosensors.

Beilstein journal of nanotechnology

García-Hernández C, García-Cabezón C, Martín-Pedrosa F, De Saja JA, Rodríguez-Méndez ML.
PMID: 28144543
Beilstein J Nanotechnol. 2016 Dec 08;7:1948-1959. doi: 10.3762/bjnano.7.186. eCollection 2016.

The sensing properties of electrodes chemically modified with PEDOT/PSS towards catechol and hydroquinone sensing have been successfully improved by combining layers of PEDOT/PSS with layers of a secondary electrocatalytic material such as gold nanoparticles (PEDOT/PSS/AuNPs), copper phthalocyanine (PEDOT/PSS/CuPc) or...

Editorial: Electrochemical Sensors and Biosensors in Medical and Pharmaceutical Bioanalysis.

Frontiers in bioengineering and biotechnology

Apetrei C, Rodriguez-Mendez ML, Badea M, Cristea C.
PMID: 32548110
Front Bioeng Biotechnol. 2020 May 29;8:533. doi: 10.3389/fbioe.2020.00533. eCollection 2020.

No abstract available.

Monitoring the Phenolic Ripening of Red Grapes Using a Multisensor System Based on Metal-Oxide Nanoparticles.

Frontiers in chemistry

Garcia-Hernandez C, Medina-Plaza C, Garcia-Cabezon C, Blanco Y, Fernandez-Escudero JA, Barajas-Tola E, Rodriguez-Perez MA, Martin-Pedrosa F, Rodriguez-Mendez ML.
PMID: 29740576
Front Chem. 2018 Apr 24;6:131. doi: 10.3389/fchem.2018.00131. eCollection 2018.

The maturity of grapes is usually monitored by means of the sugar concentration. However, the assessment of other parameters such as the phenolic content is also important because the phenolic maturity has an important impact on the organoleptic characteristics...

An Electrochemical Quartz Crystal Microbalance Multisensor System Based on Phthalocyanine Nanostructured Films: Discrimination of Musts.

Sensors (Basel, Switzerland)

Garcia-Hernandez C, Medina-Plaza C, Garcia-Cabezon C, Martin-Pedrosa F, del Valle I, Antonio de Saja J, Rodríguez-Méndez ML.
PMID: 26610494
Sensors (Basel). 2015 Nov 19;15(11):29233-49. doi: 10.3390/s151129233.

An array of electrochemical quartz crystal electrodes (EQCM) modified with nanostructured films based on phthalocyanines was developed and used to discriminate musts prepared from different varieties of grapes. Nanostructured films of iron, nickel and copper phthalocyanines were deposited on...

Films of lutetium bisphthalocyanine nanowires as electrochemical sensors.

Langmuir : the ACS journal of surfaces and colloids

Martín MG, Rodríguez-Méndez ML, de Saja JA.
PMID: 21082798
Langmuir. 2010 Dec 21;26(24):19217-24. doi: 10.1021/la1025894. Epub 2010 Nov 17.

Lutetium bisphthalocyanine (LuPc(2)) nanowires have been successfully obtained by electrophoretic deposition (EPD). The influence of the deposition conditions and annealing in the structure of the films has been studied by AFM, SEM, X-ray diffraction (XRD), UV-vis absorption, and near-infrared...

Iron phthalocyanine in non-aqueous medium forming layer-by-layer films: growth mechanism, molecular architecture and applications.

Physical chemistry chemical physics : PCCP

Alessio P, Rodríguez-Méndez ML, De Saja Saez JA, Constantino CJ.
PMID: 20379489
Phys Chem Chem Phys. 2010 Apr 28;12(16):3972-83. doi: 10.1039/b922242c. Epub 2010 Mar 02.

The application of organic thin films as transducer elements in electronic devices has been widely exploited, with the electrostatic layer-by-layer (LbL) technique being one of the most powerful tools to produce such films. The conventional LbL method, however, is...

Analysis of the influence of the type of closure in the organoleptic characteristics of a red wine by using an electronic panel.

Food chemistry

Prieto N, Gay M, Vidal S, Aagaard O, de Saja JA, Rodriguez-Mendez ML.
PMID: 30634272
Food Chem. 2011 Nov 15;129(2):589-594. doi: 10.1016/j.foodchem.2011.04.071. Epub 2011 Apr 29.

An electronic panel formed by an electronic nose, an electronic tongue and an electronic eye has been successfully used to evaluate the organoleptic characteristics of red wines vinified using different extraction techniques and micro-oxygenation methods and bottled using closures...

Voltammetric Sensor Based on Molecularly Imprinted Chitosan-Carbon Nanotubes Decorated with Gold Nanoparticles Nanocomposite Deposited on Boron-Doped Diamond Electrodes for Catechol Detection.

Materials (Basel, Switzerland)

Salvo-Comino C, Rassas I, Minot S, Bessueille F, Arab M, Chevallier V, Rodriguez-Mendez ML, Errachid A, Jaffrezic-Renault N.
PMID: 32033041
Materials (Basel). 2020 Feb 04;13(3). doi: 10.3390/ma13030688.

Phenolic compounds such as catechol are present in a wide variety of foods and beverages; they are of great importance due to their antioxidant properties. This research presents the development of a sensitive and biocompatible molecular imprinted sensor for...

Showing 1 to 12 of 15 entries