Ivonne Linares-Hernández

Ivonne Linares-Hernández
Universidad Autónoma del Estado de México (UAEM) · Instituto Interamericano de Tecnología y Ciencias del Agua (IITCA)

Ph D

About

73
Publications
21,279
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1,149
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February 2010 - present
Universidad Autónoma del Estado de México (UAEM)
Position
  • Researcher

Publications

Publications (73)
Article
Full-text available
This review summarizes research data on the pharmaceutical drugs used to treat the novel SARS-CoV-2 virus, their characteristics, environmental impacts, and the advanced oxidation processes (AOP) applied to remove them. A literature survey was conducted using the electronic databases Science Direct, Scopus, Taylor & Francis, Google Scholar, PubMed,...
Article
Full-text available
Rainwater collected in the Toluca region of Mexico with a pH of 6.25 was treated with an electrochemical process, and the efficiency of two supporting electrolytes were compared, one food grade (sea salt) and the other reagent grade (sodium sulfate). In the first stage, rainwater was characterized to detect the COD content, turbidity, metals such a...
Article
Acid mine drainage was evaluated using a galvanic (GV) electrochemical system, Al–Cu (anode/cathode), based on a 32 factorial design. The factors analyzed were anodic area/volume ratios (A/V) of 0.037, 0.072, and 0.112 cm2/cm3, and treatment time from 0.25 to 8 h, and analyses were performed in duplicate with 11 degrees of freedom. The response var...
Article
Full-text available
Drinking water contaminated with As and F- is increasingly prevalent worldwide. Their coexistence can have negative effects due to antagonistic or synergistic mechanisms, ranging from cosmetic problems, such as skin lesions and teeth staining, to more severe abnormalities, such as cancer and neurotoxicity. Available technologies for concurrent remo...
Article
Wastewater from a chocolate industry with an acid pH (4.38), and a high content of organic matter (Chemical oxygen demand (COD) = 9566 mg/L), Biochemical oxygen demand (BOD5) of 4666.97 mg/L, biodegradability index (BI) of 0.49 and Total organic carbon (TOC) of 1318.7 mg/L, was treated by solar-photovoltaic electrocoagulation. The effects of anodic...
Article
The performance of a solar Fenton in commercial paraquat (Gramoxone) was analyzed at natural pH with paraquat (PQ) concentrations of 0.9, 0.7 and 0.1 mM. This photochemical treatment was mediated by different concentrations of ferrioxalate and hydrogen peroxide in a solar pilot lagoon which was analyzed with CFD to verify its hydrodynamic and tempe...
Article
Los rellenos sanitarios (RS) y los vertederos abiertos son responsables de la generación significativa de altas cantidades de lixiviados y gases que se incorporan al agua subterránea y a la atmósfera, principalmente compuestos orgánicos volátiles, metales pesados, macro inorgánicos (N y P). Debido a que los RS bien diseñados conllevan altos costos...
Article
Full-text available
This review summarizes research data on SARS-CoV-2 in water environments. A literature survey was conducted using the electronic databases Science Direct, Scopus, and Springer. This complete research included and discussed relevant studies that involve the (1) introduction, (2) definition and features of coronavirus, (2.1) structure and classificat...
Article
A slaughterhouse wastewater (SHW) with high organic load (20240 mg/L COD) was treated by photolysis (PHO) and heterogeneous solar photo-Fenton (HSPF). Direct photolysis showed to be the best treatment at the pH of the sample (6.4), COD, color, total fecal coliforms, sulfates and phosphates were removed in 81.3, 86.5, 99.0, 91.7 and 33.5% respective...
Article
Full-text available
Organochlorine pesticides have generated public concern worldwide because of their toxicity to human health and the environment, even at low concentrations, and their persistence, being mostly nonbiodegradable. The use of 2,4-dichlorophenoxyacetic acid (2,4-D) has increased in recent decades, causing severe water contamination. Several treatments h...
Article
The goal of this research is to apply an electrocoagulation process in continuous flow for the defluoridation of drinking water. Two sampling sites were studied, Temascalcingo (T), Mexico state and Jerecuaro (J), Guanajuato, with fluoride (F⁻) concentrations above the norms (2.3 mg L⁻¹ and 4.5 mg L⁻¹, respectively). In addition, a second Temascalci...
Article
Electrocoagulation is a process that consists in the production of coagulant species by the dissolution of a sacrificial anode. This work presents by the first time the performance of a Downflow Column Electrochemical Reactor (DCER) to conduct an electrocoagulation process to remove organic and inorganic matter from wastewater (6 L) of a chocolate...
Article
Full-text available
This work focuses on the development of electro-absorption and photoelectro-absorption technologies to treat gases produced by a synthetic waste containing the highly volatile perchloroethylene (PCE). To do this, a packed absorption column coupled with a UV lamp and an undivided electrooxidation cell was used. Firstly, it was confirmed that the abs...
Article
Carbamazepine (CBZ) is an anticonvulsant pharmaceutical that is resistant to photodegradation and biodegradation in conventional wastewater treatment plants. In this research, the degradation of commercial CBZ was studied using a boron-doped diamond-Fe system in continuous flow. A response surface model was created to determine the contributions of...
Article
The physicochemical treatment (PT) of food industry wastewater was investigated. In the first stage, calcium magnesium acetate (CaMgAc4) was synthesized using eggshell (biocalcium), magnesium oxide and acetic acid in a 1:1:1 stoichiometric ratio. In the synthesis process, the thermodynamic parameters (ΔH, ΔS and ΔG) indicated that the reaction was...
Article
Commercial solutions of paraquat (PQ) herbicide were treated by solar corrosion Fenton processes (SCF). A borosilicate reactor was packed with a coiled filament of annealed iron wire to different reactor volume/filament surface area ratios (Vt/Af). A cylindrical parabolic concentrator was designed to concentrate UV light. The response surface metho...
Article
Powering electrochemical technologies with renewable energies is a promising way to get more sustainable environmental remediation techniques. However, the operational conditions of those processes must be optimized to undergo fast and efficient treatments. In this work, the influence of electrical and hydraulic connections in the performance of a...
Article
In the present study, the electrocoagulation (EC) performance of a Mg-Mg system was applied for the industrial wastewater treatment, from an industrial park that covers different activities such as: food, automotive, pharmaceutical, chemistry and cosmetics, after primary clarification. The effects of major operating parameters such as pH, reaction...
Article
In this study, acetaminophen (ACT) in an aqueous solution was treated with electrooxidation and photo-electrooxidation processes (PEO). An electrochemical cell was used for the treatment of different concentrations of ACT (10, 50 and 80 mg L-1). A 23 factorial design was proposed, and the variables studied were current intensity 0.5 A (45.45 mA cm-...
Chapter
El agua es un líquido vital, sin ella no podemos subsistir. Además de usarla en nuestro hogar, se utiliza en gran variedad de procesos industriales para la transformación de materias primas en productos terminados. El agua usada industrialmente cambia su composición fisicoquímica, ya que agregamos un sinfín de compuestos orgánicos e inorgánicos. Po...
Article
Full-text available
Synthetic dyes are widely used in the textile industry. It is estimated that about 2-50 % of these dyes are lost during the dying process and released in the effluents. These compounds are highly colored and can cause severe contamination of water sources. In this study, ferrate has been employed for the treatment of indigo blue aqueous solutions a...
Article
In this work, it has been evaluated how the performance of an electrolyzer, used to treat a clopyralid waste and directly powered without regulation by a battery, is influenced by the electrodes resistance. Electrolyzers were equipped with electrodes consisting of the same boron‐doped diamond (BDD) coating deposited on different substrate (Si, Ta a...
Article
This work focuses on the removal of perchloroethylene (PCE) from gaseous streams using absorbers connected with electrolyzers. Two types of absorption devices (jet absorber and absorption column) were compared. In addition, it has been evaluated the different by-products generated when a simultaneous electrolysis with diamond anodes is carried out....
Article
Aqueous solutions of acetaminophen (ACT) were successfully treated using continuous solar galvanic Fenton (SGF) and galvanic Fenton (GF) processes. Definitive screening design (DSD) was used to verify the influence of several experimental parameters and their interactions, the variables were: the pH, initial ACT concentration, presence or absence o...
Article
Mature landfill leachate is among the most difficult effluents to treat because of its complex composition, low biodegradability index and high toxicity. In this study the performances of Galvanic Fenton (GF) and solar Galvanic Fenton (SGF) systems coupled to a biological reactor were evaluated for the remediation of landfill leachate. The SGF and...
Article
Aqueous solutions of diclofenac (DCF) were treated by heterogeneous photocatalysis using TiO 2 catalysts doped with Cu, Fe, and Cu/Fe supported on the zeolite clinoptilolite, which were prepared by a photo/electrochemical method combined with thermal treatment. The parameters evaluated in the preparation of doped TiO 2 catalysts were the treatment...
Article
Wastewater from soft drink manufacturing, having a high organic load (chemical oxygen demand (COD) = 4,500 mg L⁻¹) and high alkalinity (2,653.7 mg L⁻¹ CaCO3; pH 12), was pretreated with a calcium-modified zeolite to reduce the alkalinity and improve the electrooxidation of organic matter. The natural zeolite clinoptilolite was modified in various w...
Article
Full-text available
The physicochemical treatment (PT) of slaughterhouse wastewater (SWW) was investigated. In the first stage, calcium acetate (Ca(Ac)2) was synthesized in five different ways: (1) acetic acid (HAc) and chicken eggshell (CaAc1), (2) lime (CaAc2), (3) a 1:1 eggshell and lime mixture (CaAc3), (4) a 1:2 eggshell and lime mixture (CaAc4), and (5) calcium...
Article
The increase of CO2 in the atmosphere may produce some effects on drinking water because water tends to naturally capture CO2 species. The main purpose was the study of the impact of capture of free CO2 and its transformation to carbonic acid (H2CO3) and bicarbonate ions (HCO−3). The study used a Tillmans equilibrium diagram obtained from the modif...
Article
Full-text available
Leachates, particularly those from mature landfills, are difficult to treat by biological processes because of their high toxicity and low biodegradability. Therefore, the development of new treatment technology is necessary. The treatment of landfill leachate by peroxicoagulation and solar peroxicoagulation using a batch electrolytic reactor with...
Article
Full-text available
The removal of pollutants from textile wastewater via electrochemical oxidation and a coupled system electrooxidation— Salix babylonica , using boron-doped diamond electrodes was evaluated. Under optimal conditions of pH 5.23 and 3.5 mA·cm ⁻² of current density, the electrochemical method yields an effective reduction of chemical oxygen demand by 4...
Article
Industrial wastewater containing effluents from 190 factories located at an industrial park in Toluca State, Mexico, was subjected to galvanic (GT), galvanic Fenton (GF), and hydrogen peroxide treatments to remove organic matter. The galvanic system uses iron-copper electrodes to produce Fe2+ in situ. For the GF system, hydrogen peroxide was applie...
Article
Samples of drinking water were taken during a year from two wells; all samples were tested for pH, temperature, electric conductivity, dissolved solids, dissolved oxygen, acidity, alkalinity hardness, chloride, nitrites, nitrates, sulfates, phosphates, Ca, Mn, Mg, Na, K, and Si. The analysis showed that the concentration of manganese in one well wa...
Article
Full-text available
The goal of this research was the electrooxidation (EO) of a nonionic surfactant nonylphenol decaethoxylate (NP-10) in aqueous solution and denim wastewater. Three different configuration systems were evaluated in batch cells using a boron-doped diamond (BDD) anode; copper, iron, and BDD were used as cathodes. The EO process was carried out in a ba...
Article
This work describes the treatment of soil polluted with the herbicide pendimethalin by the combination of surfactant-aided soil-washing (SASW) and electrochemical advanced oxidation processes. Results show that it is possible to completely extract the herbicide from soil using SDS (sodium dodecyl sulfate) solutions as soil washing fluid (SWF) and r...
Article
Full-text available
A heterogeneous photo-Fenton process was applied to treat aqueous solutions of indigo blue and textile wastewater using an iron-modified clay (Mt-Fe) and a copper-modified carbon (AC-Cu) as catalysts, the UV radiation source was the sunlight collected by a compound parabolic concentrator (CPC-2D). The treatments were conducted at pH 7.0 and 6.8 for...
Article
Full-text available
The degradation of aqueous solutions containing phenolphthalein was carried out using ozone and electrochemical processes; the two different treatments were performed for 60 min at pH 3, pH 7, and pH 9. The electrochemical oxidation using boron-doped diamond electrodes processes was carried out using three current density values: 3.11 mA·cm ⁻² , 6....
Article
The aim of this work was to implement a coupled system, a monopolar Electrocoagulation (EC) - Electro oxidation (EO) processes, for the treatment of soft drink wastewater. For EC test, Cu-Cu, anode-cathode, were used, at current densities of 17, 51 and 68 mA cm(-2). Only 37.67% of chemical oxygen demand (COD) and 27% of Total Organic Carbon (TOC) w...
Article
Full-text available
Textile wastewater was treated by adsorption in batch and column systems using electrochemically modified montmorillonite clay and activated carbon. Textile wastewater was obtained from a denim manufacturing process; according to the characterization of wastewater, non-biodegradable organic matter was found and it limits the application of biologic...
Article
Full-text available
Indigo blue dye is mainly used in dyeing of denim clothes and its presence in water bodies could have adverse effects in aquatic system; for this reason, the objective of this study was promote the removal of indigo blue dye from aqueous solutions by iron and copper electrochemical modified clay and activated carbon and the saturated materials were...
Article
Full-text available
The adsorption of fluoride and arsenic ions by modified natural materials may have an impact on the removal of F(-) and As(V) from waters. In this work, a zeolitic material and pozzolan (commonly known as pumicite) were modified with aluminium an iron by an electrochemical method and chemical precipitation, respectively. The adsorbents were charact...
Article
Full-text available
The removal of fluoride from water by an aluminum-modified hematite and a zeolitic tuff using column adsorption techniques, as well as the effects of temperature, were investigated. Column experiments were carried out using aqueous solutions and drinking water with different bed depths. The dynamics of the adsorption process were fitted to Adams–Bo...
Article
Full-text available
Natural (AC-N) and electrochemical iron-modified activated carbon (AC-Fe-2.5A) were applied to treat wastewater with organic by-products generated by the manufacture of acrylic resins from methyl methacrylate (MMA) using batch and column systems. MMA wastewater has an extremely complex composition with a chemical oxygen demand concentration of 651....
Article
Natural (AC-N) and electrochemical iron-modified activated carbon (AC-Fe-2.5A) were applied to treat wastewater with organic by-products generated by the manufacture of acrylic resins from methyl methacrylate (MMA) using batch and column systems. MMA wastewater has an extremely complex composition with a chemical oxygen demand concentration of 651....
Chapter
Full-text available
Resumen E l río Lerma está poblado por diversas bacterias que se han vuelto resistentes a los contaminantes presentes. Algunas de estas bacterias son capaces de trans-formar algunos contaminantes a sustancias menos tóxicas. Tres cepas aisladas de sedimentos del Río Lerma resistieron concentraciones superiores a 207 mg L-1 de Cr(VI) y lo transformar...
Chapter
Full-text available
Resumen El objetivo de este trabajo consistió en efectuar la reducción de Cr(VI) con una concentración inicial de 185 mg/L de una muestra de agua residual proveniente de la industria de la galvanoplastia derivada del cromado de piezas automotrices, empleando métodos electroquímicos mediante la aplicación de electrodos de diamante dopados con boro (...
Article
Full-text available
Wastewater from a carwash was treated by a combined electrocoagulation and electrooxidation process. Electrocoagulation is effective at reducing organics, but even more so when coupled with electrooxidation. Electrocoagulation with iron and aluminum produced similar results, but iron imparted color to the solution, so aluminum was used. Aluminum el...
Article
The removal behaviors of fluoride ions from aqueous solutions and drinking water by aluminum modified hematite, zeolitic tuff and calcite were determined. Drinking water containing naturally 8.29mg of fluoride ions per liter was characterized. The hematite, zeolitic tuff and calcite were aluminum modified by an electrochemical method. The effects o...
Article
The goal of this work was to evaluate the effectiveness of iron and boron-doped-diamond (BDD) as cathodic electrodes on the reduction of Cr(VI) in synthetic and wastewater samples. The pH and electrolyte composition were varied, and the effect on the Cr(VI) reduction rate was measured. The optimized conditions from the synthetic water Cr(VI) reduct...
Article
Full-text available
The goal of this work is to optimize the electrochemical reduction of hexavalent chromium using synthetic solutions employing doped diamond electrodes (BDD) as a cathode material. The rate of Cr(VI) reduction was measured as a function of treatment conditions, the sludge generated in the process was characterized by SEM, EDS and XPS to provide insi...
Article
Reducing hexavalent chromium in industrial wastewater to its less toxic trivalent state is an important but challenging problem. Among the available techniques, electrochemical reduction has many advantages. Within electrochemical cells, boron-doped diamond (BDD) electrodes are advantageous in that they are inert and have a high overpotential. Howe...
Article
The electrolysis of carbonate solutions using conductive-diamond anodes in single and divided electrochemical cells is studied in this work. This process leads to the formation of significant oxidant concentrations in the reaction media within the current density range used (65-150 mA cm(-2)). However, the efficiency is highest at low current densi...
Article
The removal of fluoride ions from aqueous solutions and drinking water with aluminum and lanthanum modified natural materials was studied. Drinking water containing naturally 5.87 mg of fluoride ions per liter was characterized. The hematite, zeolitic tuff and calcite were aluminum modified by an electrochemical method. Hematite and a zeolitic tuff...
Article
Trivalent chromium and iron are the products of the traditional reduction of hexavalent chromium by ferrous salts in industrial wastewater. Although there have been a few studies of Cr(III) adsorption, none have considered the effect of Fe(III) on Cr(III) adsorption in a binary system representing expected products of hexavalent chromium in industr...
Article
The goal of this work is to optimize the electrochemical reduction of hexavalent chromium in electroplating wastewater. The pH, electrolyte composition and concentration, and cathode metal were varied and the effect on reduction rate measured. Although all electrochemical systems studied reduced all Cr(VI) in the solutions, there were clear trends...
Article
Full-text available
El objetivo de esta investigación fue implementar un sistema electroquímico, mediante tratamientos de electrocoagulación, empleando electrodos de hierro y oxidación anódica directa (OAD), empleando electrodos de diamante dopados con boro (DDB), para tratar aguas residuales provenientes de una planta de tratamiento que recibe las descargas de 144 em...
Article
Full-text available
El objetivo de este trabajo fue la remoción de contaminantes de un efluente de aguas residuales municipales, mediante tratamientos fisicoquímicos de coagulación-floculación, sedimentación, filtración, oxidación química y desinfección en un tren de tratamiento en flujo continúo a 1.65 mL/s. Para el proceso de coagulación-floculación se utilizó una d...
Conference Paper
Full-text available
An electrochemical system was carried out for Cr(VI) reduction from a sample of electroplating wastewater using an iron-boron doped diamond and iron-iron systems and varying current intensity (0.1 and 0.2 A). Also the behavior of nitrates, sulfates and chlorides were monitored in the wastewater. Kinetic results showed a total reduction of Cr(VI) in...