Buscar en RiuNet

Listar

Todo RiuNet

Mi cuenta

Acceder

Ayuda RiuNet

Admin. UPV

Listar por palabra clave "Pesticides"

Mostrando ítems 1-20 de 46

Página siguiente

A mechanistic study on photocatalysis by thiapyrylium salts. Photodegradationof dimethoate, alachlor and pyrimethanil under simulated sunlight

Gomis Vicens, Juan; Arques Sanz, Antonio; Amat Payá, Ana María; Marín García, Mª Luisa; Miranda Alonso, Miguel Ángel (Elsevier, 2012-07-23)

Photodegradation of dimethoate, alachlor, and pyrimethanil using a thiapyrilium salt (TPTP+) as photocatalyst was performed under simulated sunlight. The photocatalyst removes preferentially pyrimethanil (45% after 60 min ...
A photophysical approach to investigate the photooxidation mechanism of pesticides: Hydroxyl radical versus electron transfer

Marín García, Mª Luisa; Lhiaubet, Virginie Lyria; Santos-Juanes Jordá, Lucas; Soler Escoda, Juan Miguel; Gomis Vicens, Juan; Arques Sanz, Antonio; Amat Payá, Ana María; Miranda Alonso, Miguel Ángel (Elsevier, 2011-03-14)

[EN] The role of hydroxyl radical in different solar photocatalytic processes, namely photo-Fenton, titanium dioxide-based oxidation and organic photocatalysis (triphenylpyrylium) has been investigated. Using a methodology ...
Analysis of monitoring programmes and their suitability for ecotoxicological risk assessment in four Spanish basins

López Doval, Julio C.; De Castro Catala, Núria; Andrés Doménech, Ignacio; Blasco, Julián; Ginebreda, Antoni; Muñoz, Isabel (Elsevier, 2012-12)

Data from four Spanish basin management authorities were analysed. Chemical and biological data from four Spanish basin management authorities were analysed, focusing on three consecutive years. Aims were to i) determine ...
Analysis of Pesticides by Flow Injection Coupled with Chemiluminescent Detection: A Review

López Paz, José Luis; Catalá Icardo, Mónica (Taylor & Francis: STM, Behavioural Science and Public Health Titles, 2011)

The analyses of pesticides carried out by coupling flow injection analysis with chemiluminescence (CL) detection during the last ten years are reported in this review. The review is divided into three sections devoted to ...
Analytical strategy photodegradation/chemiluminescence/continuous-flow multicommutation methodology for the determination of the herbicide Propanil

Albert-Garcia, J. R.; Catalá Icardo, Mónica; Martínez Calatayud, J. (Elsevier, 2006-05-15)

The present paper is dealing with an analytical strategy based on coupling photodegradation, chemiluminescence and multicommutation continuous-flow methodology for the determination of the pesticide Propanil, a common ...
Análisis del comportamiento de pesticidas en el suelo y aguas subterráneas en la Demarcación Hidrográfica del Júcar

Pérez Indoval, Ricardo (Universitat Politècnica de València, 2019-01-14)

En los últimos años, los pesticidas orgánicos han mejorado enormemente la producción y calidad de alimentos, así como el control de enfermedades y plagas que afectan negativamente la salud y el bienestar del mundo. Los ...
Atmospheric degradation of two pesticides mixed with volatile organic compounds emitted by citrus trees. Ozone and secondary organic aerosol production

Muñoz, Amalia; Borrás, Esther; Vera, Teresa; Colmenar-González, Inmaculada; Ródenas, Milagros; Gimeno, Cristina; Fuentes, Esther; Coscollá, Clara; Calvete-Sogo, Héctor (Elsevier, 2023)

[EN] Once pesticides are released into the environment, their active ingredient and other formulation compounds, such as coadjuvants or solvents, may undergo biological and chemical degradation, and form a range of products ...
Biorremediación de un suelo contaminado por pesticidas agrícolas

Blasco Lara, Erik (Universitat Politècnica de València, 2024-10-04)

[ES] Alrededor de todo el planeta encontramos que los suelos están contaminados debido a la actividad humana, ya sea por la industria, la agricultura, la minería o por cualquiera de los muchos usos que los humanos hacemos ...
Comparison of different TiO2 samples as photocatalyst for the degradation of a mixture of four commercial pesticides

Vicente Candela, Rafael; Soler Escoda, Juan Miguel; Arques Sanz, Antonio; Amat Payá, Ana María; Frontistis, Z.; Xekoukoulotakis, Nikolaos; Mantzavinos, Dionissios (Wiley, 2014-08)

BACKGROUND: The presence of pesticides in surface and ground waters can trigger serious environmental problems, particularly in those areas where agriculture is the major economic activity. In this respect, photochemical ...
Degradación de los residuos de plaguicidas presentes en los influentes de las depuradoras a través de los distintos tratamientos de las estaciones depuradoras de aguas residuales (EDAR)

Soriano Juan, Yolanda (Universitat Politècnica de València, 2020-09-29)

[ES] El trabajo final de máster identificará y analizará la literatura científica que mide la eficacia de los distintos tratamientos que se aplican en las estaciones depuradoras de aguas residuales (EDAR) eliminación de ...
Detection of DDT and carbaryl pesticides in honey by means of immunosensors based on high fundamental frequency quartz crystal microbalance (HFF-QCM)

Cervera-Chiner, Lourdes; March, Carmen; Arnau Vives, Antonio; Jiménez Jiménez, Yolanda; Montoya, Ángel (John Wiley & Sons, 2020-01-21)

[EN] BACKGROUND: In recent years there has been a concern about the presence of pesticides in honey because residues of DDT and carbaryl were found in honey samples. Traditional techniques, such as chromatography, reach ...
Determination of diquat by flow injection-chemiluminescence

López-Paz, José Luis; Catalá-Icardo, Mónica; Antón Garrido, Beatriz (Springer Verlag (Germany), 2009-06)

A simple, economic, sensitive and rapid method for the determination of the pesticide diquat was described. This new method was based on the coupling of flow injection analysis methodology and direct chemiluminescent ...
Determination of N-methylcarbamate pesticides using flow injection with photoinduced chemiluminescence detection

López Paz, José Luis; Catalá Icardo, Mónica; Langa Sánchez, Adrián (Taylor &amp; Francis: STM, Behavioural Science and Public Health Titles, 2014-02-13)

A sensitive, economic, rapid and simple method for the determination of four N-methylcarbamate pesticides: methomyl (2.0–80 μg L−1), aldicarb (5.0–50 μg L−1), butocarboxim (2.0–60 μg L−1) and oxamyl (2.0–60 μg L−1); is ...
Development of a Flow Injection Manifold for Napropamide Determination by Photo-Induced Chemiluminescence

Catalá Icardo, Mónica; López Paz, José Luis; Asensio Martín, Víctor (Taylor & Francis Group, 2012)

A new, rapid, and simple method is proposed for the determination of the pesticide napropamide by photo-induced chemiluminescence detection coupled with a flow injection analysis (FIA) system. The emission was obtained by ...
Development of a gas chromatography-mass spectrometry method for the determination of pesticides in gaseous and particulate phases in the atmosphere

Borrás García, Esther Mª; Sánchez, P.; Muñoz, A.; Tortajada Genaro, Luis Antonio (ELSEVIER SCIENCE BV, 2011)

[EN] A reliable multi-residue method for determining gaseous and particulate phase pesticides in atmospheric samples has been developed. This method, based on full scan gas chromatography-mass spectrometry (GC-MS), allowed ...
Development of a photoinduced chemiluminescent method for the determination of the herbicide quinmerac in water

Catalá-Icardo, Mónica; López Paz, José Luis; Blázquez Pérez, Juncal (SAGE Publications (UK and US), 2015-10)

A new, simple and sensitive method, based on photoinduced chemiluminescence, was developed for the determination of quinmerac. The photoproduct, obtained after UV irradiation in basic medium, was mixed with sodium sulfite ...
Effect of organic species on the solar detoxification of water polluted with pesticides

Soler Escoda, Juan Miguel; Santos-Juanes Jordá, Lucas; Miró Martínez, Pau; Vicente Candela, Rafael; Arques Sanz, Antonio; Amat Payá, Ana María (Elsevier, 2011-04-15)

The effect of organic species on a solar-driven photo-Fenton treatment of a mixture of pesticides (methyl-oxydemethon, methidathion, carbaryl and dimethoate) has been studied in this paper. Triethoxyisododecyl alcohol, ...
El DDT como contaminante orgánico persistente en los productos de la colmena

Pérez Valero, Rebecca (Universitat Politècnica de València, 2016-09-07)

[ES] El uso masivo de plaguicidas llevado a cabo durante años está ocasionando un efecto negativo en el medio ambiente. Este hecho es especialmente importante si se trata de compuestos persistentes como son los organoclorados. ...
Electrochemical Atrazine Removal. On the behaviour of Atrazine removal from water using fabrics as anodes and cathodes

Cases Iborra, Francisco Javier; Bonastre Cano, José Antonio; Orts Maiques, Francisco José; Khenifi, Aicha; Hamous, Hanene (Universitat Politècnica de ValènciaElsevier, 2022-03-01)

[EN] This study examines the degradation of atrazine (ATZ) with Pt-modified textile electrodes using an electrochemical method that is comparatively studied in two electrochemical cell configurations: cells with separated ...
Estudio de distribución del insecticida Clorpirifos en la cuenca del Mijares, Vinalopó y tramo medio del Júcar en relación a su uso en el cultivo de cítricos

Alcoriza Pérez, Vicente Santiago (Universitat Politècnica de València, 2017-09-29)

[ES] El objetivo consiste en estudiar la relación existente entre la presencia del insecticida Clorpirifos en las masas de aguas superficiales de la Demarcación Hidrográfica del Júcar y los cultivos de cítricos. Una de ...