Results 61 to 70 of about 4,128 (198)

Síntese e caracterização textural do catalisador CeO 2 /TiO 2 obtido via sol-gel: fotocatálise do composto modelo hidrogenoftalato de potássio

open access: yesEclética Química, 2018
Este trabalho descreve um método de modificação do TiO 2 obtido pelo processo sol-gel, através da adição de óxido de cério no momento da síntese. O material foi caracterizado por adsorção de N 2 a 77K.
J. P. S. Valente   +4 more
doaj   +1 more source

Exploring the Protective Mechanisms of Chayote (Sechium edule) Juice in Mitigating Streptozotocin‐Induced Pancreatic Dysfunction

open access: yeseFood, Volume 6, Issue 1, February 2025.
SEJ decreases apoptotic markers (caspase‐3, PARP, BAX) and inflammatory markers (NF‐κB, iNOS, NLRP3) in the pancreas and MINMIN‐6‐6 cells. SEJ enhances anti‐oxidant markers (Nrf‐2, HOHO‐1), contributing to its protective effects. Molecular docking shows that vicenin and 4‐O‐caffeoylquinic acid in SEJ have high binding affinities to key anti‐oxidant ...
Yoon A. Jeon   +4 more
wiley   +1 more source

UHPLC‐HRMS/MS–Based Metabolic Profiling and Quantification of Phytochemicals in Different Parts of Coccinia grandis (L.) Voigt

open access: yesFood Science &Nutrition, Volume 13, Issue 2, February 2025.
The phytochemicals in different parts of C. grandis were identified using UHPLC‐HRMS–based untargeted metabolomics, followed by a quantitative analysis of the primary metabolites. The analysis of the primary and secondary metabolite composition and content of various parts of C.
In Young Lee   +3 more
wiley   +1 more source

Antibacterial performance of Co–Zn ferrite nanoparticles under visible light irradiation

open access: yesJournal of Chemical Technology &Biotechnology, Volume 100, Issue 2, Page 428-437, February 2025.
Abstract BACKGROUND To address water scarcity and promote sustainable resource management, more efficient and cost‐effective water treatment solutions are necessary. Particularly, pathogens in drinking water are a topic of growing concern. One promising technology is the use of photocatalytic nanoparticles activated by visible light as antibacterial ...
Alicia G. Gubieda   +7 more
wiley   +1 more source

Estudio de Tratamientos de Conversión Química de Cerio,Lantano y Cerio-Lantano sobre acero al carbono AISI 1018 como preparación de superficie [PDF]

open access: yes, 2012
Hasta ahora, muchos de los sistemas de protección de acero involucraron tratamientos de conversión química que utilizan productos o métodos que deben ser reemplazados o modificados debido a la legislación medioambiental actual a este respecto, en ...
Edgar Onofre, Luis Jaime Mata Gallardo
core   +1 more source

How loneliness affects consumers' reluctance to let go of used possessions

open access: yesPsychology &Marketing, Volume 42, Issue 1, Page 127-141, January 2025.
Abstract We investigate the impact of loneliness on consumer disposition of used, yet still useful possessions. Both loneliness and how consumers handle used products have emerged as important societal and research topics. While existing literature primarily addresses how loneliness influences product acquisition, our research delves into its effect on
Bingyan Hu, Cathy Cole, Jing Wang
wiley   +1 more source

Study of gels of molybdenum with cerium in the preparation of generators of 99Mo - 99mTc

open access: yesBrazilian Archives of Biology and Technology, 2005
99mTc has ideal nuclear properties for organ imaging in nuclear medicine, and it is obtained from the 99Mo-99mTc generator. Four different types of generators are available: chromatographic that uses 99Mo from fission of uranium; MEK solvent extraction ...
Vanessa Moraes   +3 more
doaj   +1 more source

Procedimiento para la obtención de un recubrimiento de óxido de cerio y recubierto de óxido de cerio obtenible a partir de dicho procedimiento

open access: yes, 2011
La presente invención se refiere a un procedimiento para la obtención de un recubrimiento de óxido de cerio caracterizado porque comprende: a)aplicar una disolución de al menos un precursor molecular de óxido de cerio sobre un substrato; b) calentar a ...
Roura Grabulosa, Pere   +6 more
core  

Instalacion electrica en MT y BT para residencia de estudiantes en Estella

open access: yes, 2012
Código de proyecto: GIE 11224David Diaz de Cerio Echarri; director de proyecto: Raul Millor BlancoCurso 2011-2012Grado en Ingeniería Eléctrica (GIE)Escuela Politécnica ...
Diaz de Cerio Echarri, David
core  

Uso da sulfadiazina de prata associada ao nitrato de cério em úlceras venosas: relato de dois casos [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2003
Considerando a alta incidência de úlceras venosas, seu importante impacto econômico e grande controvérsia no que diz respeito aos tratamentos tópicos, os autores fazem uma revisão da literatura sobre o uso de creme de sulfadiazina de prata a 1% associada
Simone Abdalla, Paula Dadalti
doaj  

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