Exploració per autor "Valderrama Ángel, César Alberto"
Ara es mostren els items 83-102 de 157
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Latin American experiences in arsenic removal from drinking water and mining effluents
Cortina Pallás, José Luís; Litter, Marta Irene; Gibert Agulló, Oriol; Valderrama Ángel, César Alberto; Sancha, Ana María; Garrido Hoyos, Sofía; Ciminelli, Virginia S. T. (CRC Press Taylor, 2016-02-17)
Capítol de llibre
Accés restringit per política de l'editorialDue to increasing demand for potable and irrigation water, water suppliers have to use alternative resources. They either have to regenerate wastewater or deal with contaminated surface water. This book brings together the ... -
Life cycle assessment and economic analysis of the electric motorcycle in the city of Barcelona and the impact on air pollution
Carranza, Gerson; Do Nascimiento, Martzel; Fanals, Josep; Febrer, Josep; Valderrama Ángel, César Alberto (Elsevier, 2022-05-15)
Article
Accés obertIn this work, the evaluation of the life cycle of the service provided by a medium-power motorcycle in a Spanish urban environment was carried out, comparing two motorcycles, a battery electric vehicle (BEV) is compared ... -
Life-cycle assessment and techno-economic evaluation of the value chain in nutrient recovery from wastewater treatment plants for agricultural application
Mayor Pillado, Álvaro; Vinardell Cruañas, Sergi; Ganesan, Kishore; Bacardí Godoy, Carles; Cortina Pallás, José Luís; Valderrama Ángel, César Alberto (Elsevier, 2023-09-20)
Article
Accés restringit per política de l'editorialThe recovery of nitrogen and phosphorus is important to promote circular economy in wastewater treatment plants (WWTPs). In this study, the life cycle assessment (LCA) and techno-economic assessment (TEA) of a novel ... -
Liquid fertilizer production by ammonia recovery from treated ammonia-rich regenerated streams using liquid-liquid membrane contactors
Vecino Bello, Xanel; Reig i Amat, Mònica; Bhushan, Brij; Gibert Agulló, Oriol; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís (2019-03-15)
Article
Accés obertThe nitrogen load on urban wastewater should be considered as a secondary resource for nitrogen-based fertilizers. From this point of view, ammonia-rich streams obtained from a regeneration step with zeolites using 70-80 ... -
Liquid–Liquid membrane contactors incorporating surface skin asymmetric hollow fibres of poly(4-methyl-1-pentene) for ammonium recovery as liquid fertilisers
Sheikh, Mahdi; Reig i Amat, Mònica; Vecino Bello, Xanel; López Rodríguez, Julio; Rezakazemi, Mashallah; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís (2022-01)
Article
Accés obertTwo novel hollow-fibre liquid–liquid membrane contactor (HF-LLMC) modules, containing S-type (skin layer with low porosity) and Q-type (skin layer with higher porosity) fibres, have been evaluated. Both fibres, with ... -
LTA and FAU-X Iron-enriched zeolites: use for phosphate removal from aqueous medium
Guaya, Diana; Cobos, Hernán; Camacho, Jhulissa; López, Carmen Milena; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís (Multidisciplinary Digital Publishing Institute (MDPI), 2022-08-01)
Article
Accés obertHydrothermally synthesized Linde type A (LTA) and faujasite X (FAU-X) zeolites are low-cost and environmentally benign inorganic carriers for environmental applications. In this study, (oxy)hydroxides were incorporated ... -
Membranes in the chlor-alkali industry
Valderrama Ángel, César Alberto (Springer, 2016)
Capítol de llibre
Accés restringit per política de l'editorial -
Metal recovery by ion-exchange resins from municipal incinerated bottom ash
Reig i Amat, Mònica; Vecino Bello, Xanel; López Rodríguez, Julio; Gibert Agulló, Oriol; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís (2019)
Comunicació de congrés
Accés obertMunicipal waste incineration plants produce large amounts of bottom ashes, being higher year over year. In order to follow the circular economy scheme proposed by the EU, a recovery step is required to valorise the high ... -
Modification of a natural zeolite with Fe(III) for simultaneous phosphate and ammonium removal from aqueous solutions
Guaya Caraguay, Diana Elizabeth; Valderrama Ángel, César Alberto; Farran Marsà, Adriana; Cortina Pallás, José Luís (2016-06-01)
Article
Accés obertBACKGROUND: The incorporation of Fe(III) was performed in a natural clinoptilolite (Z-N) for simultaneous phosphate and ammonium removal. RESULTS: The existence of hydroxyl groups (congruent to Fe-OH) in the iron zeolite ... -
Multicriteria evaluation of novel technologies for organic micropollutants removal in advanced water reclamation schemes for indirect potable reuse
Echevarria, C.; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís (Springer, 2018)
Comunicació de congrés
Accés obert -
Multivariate analysis of the operational parameters and environmental factors of an industrial solar pond
Platikanov, Stefan; Tauler Ferré, Romà; Cortina Pallás, José Luís; Valderrama Ángel, César Alberto (2021-07-15)
Article
Accés obertThe stability of an industrial Salinity Gradient Solar Pond (SGSP) has been studied by applying classical Principal Component Analysis (PCA) on three datasets with a different number of variables and time evolution. ... -
Nitrogen flow analysis in Spain: Perspectives to increase sustainability
Mayor Pillado, Álvaro; Beltran Soler, Emma; Cortina Pallás, José Luís; Valderrama Ángel, César Alberto (Elsevier, 2023-02-01)
Article
Accés obertNitrogen (N) is a macronutrient that, together with P and K, is vital for improving agricultural yields, but its excessive use in crop fertilisation and presence in treated wastewater and sludge are generating emissions ... -
Nutrients recovery from treated secondary mainstream in an urban wastewater treatment plant: a financial assessment case study
You Chen, Xialei; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís (Elsevier, 2019-03-15)
Article
Accés obertThis study presents the financial assessment for implementing an ammonium and phosphate simultaneous recovery process based on the use of calcium activated synthetic zeolites in a large urban Waste Water Treatment Plant ... -
On-site cogeneration with sewage biogas via high-temperature fuel cells: benchmarking against other options based on industrial-scale data
de Arespacochaga, N.; Valderrama Ángel, César Alberto; Peregrina, C; Hornero Plans, Alexandre; Bouchy, Lynne; Cortina Pallás, José Luís (2015-07-23)
Article
Accés obertThe application of high-temperature fuel cells in Waste Water Treatment Plants (WWTPs) combines a high-efficiency electricity generation technology and a renewable fuel, thus simultaneously mitigating greenhouse gas emissions ... -
Phosphate recovery from aqueous solution by K-zeolite synthesized from fly ash for subsequent valorisation as slow release fertilizer
Hermassi, Mehrez; Valderrama Ángel, César Alberto; Querol, Xavier; Harrouch Batis, Narjes; Cortina Pallás, José Luís (Elsevier, 2020-08-20)
Article
Accés obertThe sorption of phosphate by K-zeolites synthesized from fly ash (FA) by hydrothermal conversion is investigated in this study. The aim is the synthesis of Ca bearing K-zeolites to recover phosphate from urban and industrial ... -
Phosphate recovery from treated municipal wastewater using hybrid anion exchangers containing hydrated ferric oxide nanoparticles
You Chen, Xialei; Valderrama Ángel, César Alberto; Soldatov, V.; Cortina Pallás, José Luís (2017-08-07)
Article
Accés obertBACKDROUND This study presents the evaluation of two ion exchangers (granular and fibrous) impregnated with nanoparticles of hydrated ferric oxide (HFO) as selective sorbents for phosphate recovery from aqueous solutions. ... -
Phosphate removal from aqueous solution using a hybrid impregnated polymeric sorbent containing hydrated ferric oxide (HFO)
You Chen, Xialei; Guaya Caraguay, Diana Elizabeth; Farran Marsà, Adriana; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís (2016-03-01)
Article
Accés obertBACKGROUND: This study evaluated a polymeric ion exchanger impregnated with nanoparticles of hydrated ferric oxide as a selective sorbent for anionic P(V) species. The hybrid impregnated anion exchanger (HAIX) employed as ... -
Phosphate removal from aqueous solutions using a hybrid fibrous exchanger containing hydrated ferric oxide nanoparticles
You Chen, Xialei; Farran Marsà, Adriana; Guaya Caraguay, Diana Elizabeth; Valderrama Ángel, César Alberto; Cortina Pallás, José Luís; Soldatov, V. (2016)
Article
Accés obertThis study presents the evaluation of a fibrous ion exchanger impregnated with nanoparticles of hydrated ferric oxide (HFO) as a selective sorbent for phosphate. The hybrid impregnated anion exchanger (FIBAN-As) combines ... -
Polyelectrolyte multilayers modification of nanofiltration membranes to improve selective separation of mono- and multivalent cations in seawater brine
Reza Moradi, Mohammad; Pihlajamäki, Arto; Hesampour, Mehrdad; Figueira Alves, Mariana; Reig i Amat, Mònica; Cortina Pallás, José Luís; Valderrama Ángel, César Alberto; Mänttäri, Mika (Elsevier, 2024-02-05)
Article
Accés obertNowadays, brine produced in the Reverse Osmosis (RO) seawater desalination plants is a significant and largely untapped source of critical minerals and metals, which is usually discharged into the seas as wastewater. As a ... -
Polyphenols and their potential role to fight viral diseases: An overview
Montenegro Landivar, María Fernanda; Tapia Quirós, Paulina; Vecino Bello, Xanel; Reig i Amat, Mònica; Valderrama Ángel, César Alberto; Granados Juan, Mercè; Cortina Pallás, José Luís; Saurina, Javier (Elsevier, 2021-12)
Article
Accés obertFruits, vegetables, spices, and herbs are a potential source of phenolic acids and polyphenols. These compounds are known as natural by-products or secondary metabolites of plants, which are present in the daily diet and ...