Now showing items 1-17 of 17

    • Cafeína y barrido UV-Vis y el índice de calidad de agua en la microcuenca altoandina del río Chumbao, Andahuaylas, Apurímac, Perú 

      Choque Quispe, David; Ligarda Samanez, Carlos A.; Ramos Pacheco, Betsy S.; Solano Reynoso, Aydeé M.; Quispe Quispe, Yadira (Revista tecnología química, 2019)
      Acceso abierto
      Las fuentes de agua superficial son recursos para las actividades socioeconómicas, sin embargo estas causan alteración y deterioro, este impacto es medido por el índice de calidad del agua (ICA) y recientemente por ...
    • Capacidad floculante de coagulantes naturales en el tratamiento de agua 

      Choque Quispe, David; Choque Quispe, Yudith; Solano Reynoso, Aydeé M.; Ramos Pacheco, Betsy S. (Revista Tecnología química, 2018)
      Acceso abierto
      La coagulación es el proceso más importante en el tratamiento del agua, que incluye la remoción de especies en suspensión, mediante la adición de coagulantes químicos, cuyo uso trae desventajas asociadas a altos costos de ...
    • Drying and color in punamuña leaves (Satureja boliviana) 

      Choque Quispe, David; Ramos Pacheco, Betsy S.; Solano Reynoso, Aydeé M.; Ligarda Samanez, Carlos A.; Choque Quispe, Yudith; Peralta Guevara, Diego E.; Quispe Quispe, Yadira (Revista DYNA, 2020)
      Acceso abierto
      Drying allows water to be removed and food to be preserved, however, this operation can degrade color. Punamuña leaves are aromatic and used for medicinal purposes in the Peruvian Andes. This research aimed to determine ...
    • Effect of the Addition of Corn Husk Cellulose Nanocrystals in the Development of a Novel Edible Film 

      Choque Quispe, David; Choque Quispe, Yudith; Ligarda Samanez, Carlos A.; Peralta Guevara, Diego E.; Solano Reynoso, Aydeé M.; Ramos Pacheco, Betsy S.; Taipe Pardo, Fredy; Martínez Huamá, Edgar Luis; Aguirre Landa, John Peter; Agreda Cerna, Henrry W.; Loayza Cespedes, Julio César; Zamalloa Puma, Miluzca M.; Álvarez López, Genaro J.; Zamalloa Puma, Alan; Moscoso Moscoso, Elibet; Quispe Quispe, Yadira (MDPI Journal List, 2022)
      Acceso abierto
      The cellulose from agroindustrial waste can be treated and converted into nanocrystals or nanofibers. It could be used to produce biodegradable and edible films, contributing to the circular economy and being environmentally ...
    • Effect of the Application of a Coating Native Potato Starch/Nopal Mucilage/Pectin on Physicochemical and Physiological Properties during Storage of Fuerte and Hass Avocado (Persea americana) 

      Choque Quispe, David; Diaz Barrera, Yasmine; Solano Reynoso, Aydeé M.; Choque Quispe, Yudith; Ramos Pacheco, Betsy S.; Ligarda Samanez, Carlos A.; Peralta Guevara, Diego E.; Martínez Huamán, Edgar Luis; Aguirre Landa, John Peter; Correa Cuba, Odilon; Agreda Cerna, Henrry W.; Masco Arriola, Mery Luz; Lechuga Canal, Washington Julio; Loayza Céspedes, Julio C.; Álvarez López, Genaro Julio (Journal polymers mdpi, 2022)
      Acceso abierto
      The avocado fruit is an agro-industrial product with high export demand in Peru due to its sensory and nutritional qualities, which can be affected during storage. The study aimed to evaluate the effect of the application ...
    • Evaluación de las isotermas de sorción de granos y harina de kiwicha (Amaranthus caudatus) 

      Choque Quispe, David; Ligarda Samanez, Carlos A.; Ramos Pacheco, Betsy S.; Taipe Pardo, Fredy; Peralta Guevara, Diego E.; Solano Reynoso, Aydeé M. (Revista ION, 2018)
      Acceso abierto
      El objetivo principal fue evaluar las isotermas de sorción de granos y harina de kiwicha (Amaranthus caudatus) de las variedades Oscar Blanco, Noel Vietmeyer y CICA, se utilizó el método estático gravimétrico para ...
    • Formulation of Novel Composite (Activated Nanoclay/Hydrocolloid of Nostoc sphaericum) and Its Application in the Removal of Heavy Metals from Wastewater 

      Choque Quispe, David; Ligarda Samanez, Carlos A.; Ramos Pacheco, Betsy S.; Solano Reynoso, Aydeé M.; Quispe Marcatoma, Justiniano; Choque Quispe, Yudith; Peralta Guevara, Diego E.; Martínez Huamá, Edgar Luis; Correa Cuba, Odilon; Masco Arriola, Mery Luz; Lechuga Canal, Washington; Montalvo Amanca, Fred (MDPI Journal List, 2022)
      Acceso abierto
      The removal of heavy metals from wastewater is an environmental challenge which demands the use of environmentally friendly materials that promote a circular economy. This study aimed to apply a novel composite of an ...
    • Insights from Water Quality of High Andean Springs for Human Consumption in Perú 

      Choque Quispe, David; Froehner, Sandro; Ligarda Samanez, Carlos A.; Ramos Pacheco, Betsy S.; Peralta Guevara, Diego E.; Palomino Rincón, Henry; Choque Quispe, Yudith; Solano Reynoso, Aydeé M.; Barboza Palomino, Gloria I.; Taipe Pardo, Fredy; Zamalloa Puma, Lourdes Magaly (Revista MDPI, 2021)
      Acceso abierto
      The headwaters of the high Andean basin in Peru accumulate water from the mist, rain, snow, and hail, and it is transported superficially and underground to low-lying areas, mostly used for drinkable purposes. The natural ...
    • Multimetal removal in aqueous medium using a potato starch/nopal mucilage copolymer: A study of adsorption kinetics and isotherms 

      Choque Quispe, David; Ligarda Samanez, Carlos Alberto; Choque Quispe, Yudith; Solano Reynoso, Aydeé M.; Ramos Pacheco, Betsy S.; Zamalloa Puma, Miluzka M.; Álvarez López, Genaro Julio; Zamalloa Puma, Alan; Choque Quispe, Katya; Alzamora Flores, Humberto (Elsevier B.V., 2023)
      Acceso abierto
      In reducing heavy metals from water for direct or indirect consumption, various synthetic materials have been used; there is a tendency to use natural, biodegradable, and environmentally friendly materials. The aim was ...
    • Optimization of the flocculating capacity of natural coagulants in water treatment 

      Choque Quispe, David; Ligarda Samanez, Carlos A.; Ramos Pacheco, Betsy S.; Solano Reynoso, Aydeé M.; Choque Quispe, Yudith; Peralta Guevara, Diego E.; Quispe Quispe, Yadira (Revista DYNA, 2020)
      Acceso abierto
      The objective was optimize the flocculating capacity of three varities of cacti Echinopsis pachanoi (San Pedro), Neoraimondia arequipenses (Ulluquite) and Opuntia ficus (Tuna) in the artificial wastewater treatment. They ...
    • Preliminary characterization of a spray-dried hydrocolloid from a high andean algae (nostoc sphaericum) 

      Choque Quispe, David; Mojo Quisani, Antonieta; Ligarda Samanez, Carlos A.; Calla Florez, Miriam; Ramos Pacheco, Betsy S.; Zamalloa Puma, Lourdes Magaly; Peralta Guevara, Diego E.; Solano Reynoso, Aydeé M.; Choque Quispe, Yudith; Zamalloa Puma, Alan; Palomino Malpartida, Ybar G.; Medina Quiquin, Leidy D.; Kari Ferro, Aydeé (Licensee MDPI, Basel, Switzerland., 2022)
      Acceso abierto
      The search for new natural sources of hydrocolloids with stabilizing, thickening, and good binding capacity, from raw materials that are environmentally friendly and that contribute to the circular economy is a challenge ...
    • Preparation and Chemical and Physical Characteristics of an Edible Film Based on Native Potato Starch and Nopal Mucilage 

      Choque Quispe, David; Froehner, Sandro; Ligarda Samanez, Carlos A.; Ramos Pacheco, Betsy S.; Palomino Rincón, Henry; Choque Quispe, Yudith; Solano Reynoso, Aydeé M.; Taipe Pardo, Fredy; Zamalloa Puma, Lourdes Magaly; Calla Flores, Miriam; Obregon Yupanqui, Mirian E.; Zamalloa Puma, Miluzca M.; Mojo Quisani, Antonieta (Revistas MDPI, 2021)
      Acceso abierto
      Edible films prepared from biological materials are being massively used. This study aimed to prepare edible films from native potato starch of the Allcca sipas variety (Solanum tuberosum subsp. Andigena), nopal mucilage ...
    • Proposal of a water-quality index for high andean basins: application to the Chumbao river, Andahuaylas, Peru 

      Choque Quispe, David; Froehner, Sandro; Palomino Rincón, Henry; Peralta Guevara, Diego E.; Barboza Palomino, Gloria I.; Kari Ferro, Aydeé; Zamalloa Puma, Lourdes Magaly; Mojo Quisani, Antonieta; Barboza Palomino, Edward E.; Zamalloa Puma, Miluzka M.; Martínez Huamán, Edgar Luis; Calla Florez, Miriam; Aronés Medina, Edgar G.; Solano Reynoso, Aydeé M.; Choque Quispe, Yudith (Licensee MDPI, Basel, Switzerland., 2022)
      Acceso abierto
      Thewater fromthe high Andean rivers is peculiar due to its composition and the geomorphology of its sources, and naturally or anthropogenically contamination is not discarded along its course. This water is used for ...
    • Residuos β-lactámicos y tetraciclinas en la leche fresca adquirida por Comités de Vaso de Leche de los distritos de San Jerónimo y Andahuaylas, Apurímac, Perú 

      Choque Quispe, David; Obregon Yupanqui, Mirian E.; Ligarda Samanez, Carlos A.; Ramos Pacheco, Betsy S.; Sichez Muñoz, Julio C.; Solano Reynoso, Aydeé M.; Choque Quispe, Yudith (Revista de Investigaciones Veterinarias del Perú, 2020)
      Acceso abierto
      El objetivo del trabajo fue evaluar el efecto de la presencia de residuos de antibióticos β-lactámicos y tetraciclinas, así como las propiedades fisicoquímicas de la leche fresca adquirida por los Comités de Vaso de Leche ...
    • Storage conditions and adsorption thermodynamic Propertiesfor purple Corn 

      Choque Quispe, David; Ramos Pacheco, Betsy S.; Choque Quispe, Yudith; Aguilar Salazar, Rolando F.; Mojo Quisani, Antonieta; Calla Florez, Miriam; Solano Reynoso, Aydeé M.; Zamalloa Puma, Miluzka M.; Palomino Malpartida, Ybar G.; Alcarraz Alfaro, Tarcila; Zamalloa Puma, Alan (Licensee MDPI, Basel, Switzerland., 2022)
      Acceso abierto
      Adsorption isotherms provide insight into the thermodynamic properties governed by food storage conditions. Adsorption isotherms of purple corn of the Canteño variety were evaluated at 18, 25, and 30 C, for the equilibrium ...
    • Study of the pollution by surfactants in a river of a high Andean micro basin 

      Choque Quispe, David; Masco Arriola, Mery Luz; Ramos Pacheco, Betsy S.; Ligarda Samanez, Carlos A.; Solano Reynoso, Aydeé M.; Choque Quispe, Yudith; Alonzo Lanado, Jhunior Felix (Revista DYNA, 2020)
      Acceso abierto
      The surfactants linear alkylbenzene sulfonate (LAS), is used in large quantities in modern society, and wastewater containing it can contaminate groundwaters through runoff and sewers. The study aimed to determine the ...
    • Water quality index in the high-andean micro-basin of the Chumbao river, Andahuaylas, Apurímac, Perú 

      Choque Quispe, David; Ligarda Samanez, Carlos A.; Solano Reynoso, Aydeé M.; Ramos Pacheco, Betsy S.; Quispe Quispe, Yadyra; Choque Quispe, Yudith; Kari Ferro, Aydeé (Revista Tecnología y ciencias del agua, 2021)
      Acceso abierto
      The water quality index (WQI) of a water body, indicates the degree of contamination for a given use, and it is related to the anthropic activities that they provoke around. The objective was to determine the WQI, in the ...
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