Results 71 to 80 of about 47,464 (205)

Quantum capacitor with discrete charge-anticharge: spectrum and forces

, 2009
The quantum capacitor with discrete charge is modeled by a Hamiltonian containing an inductive intrinsic term (tunnel effect between plates). The spectrum is obtained using a double Hilbert space.
, Bohm A., Casimir H. B. G., de los Santos H. J., Di Ventro M., Flores J. C., Imry Y., J. C. Flores, Landau L. D., Louisell W. H.   +9 more
core   +1 more source

Harnessing Social Media and NGO Collaboration for Advancing Sustainable Ecotourism Policy: A Pathway to Sustainable Tourism Development

Sustainable Development, Volume 33, Issue 3, Page 4702-4717, June 2025.
ABSTRACT Social media has emerged as a powerful catalyst in promoting sustainable tourism development (STD) by raising awareness, attracting tourists, fostering community engagement, and shaping policy decisions, particularly in developing regions like Khyber Pakhtunkhwa (KPK), Pakistan.
Muhammad Zada, Salman Khan, Shagufta Zada, Bablu Kumar Dhar, Ricardo Marcão   +4 more
wiley   +1 more source

Effects of Curcumin and Estrogen Receptor Alpha in Luminal Breast Cancer Cells

Diagnostics
This work examined the potential benefit of curcumin in breast cancer patients as a supplementary drug in ER-positive cancers. The results indicated that in the MCF-7 human breast cancer cell line, E2 and curcumin decreased cell proliferation and the ...
Lorena Palacios-Navarro, Leodan A. Crispin, Juan P. Muñoz, Gloria M. Calaf   +3 more
doaj   +1 more source

New record of the slimy eel Eptatretus polytrema (Girard, 1855) (Myxiniformes, Myxinidae) in the extreme north of Chile [PDF]

Check List
We report the capture of a single specimen of the slimy eel Eptatretus polytrema (Girard, 1855) off the coast of the city of Arica, northern Chile. This find extends the currently known range of the species by 1,600 km northwards from the city ...
Felipe Méndez-Abarca, Renzo Pepe-Victoriano, Enrique A. Mundaca   +2 more
doaj   +3 more sources

Gause's exclusion principle revisited: artificial modified species and competition

, 2000
Gause's principle of competition between two species is studied when one of them is sterile. We study the condition for total extinction in the niche, namely, when the sterile population exterminates the native one by an optimal use of resources.
Aluja M, Emmel T C, Gause G F, J C Flores, McInnis D O, Murray J D, R Beltran, Robinson A S, Vargas R I, Villee C A, Wio H S   +10 more
core   +2 more sources

WELL-BEING AT THE EXTREME REGIONS OF CHILE: A COMPARATION OF LIFE SATISFACTION LEVELS BETWEEN MAGALLANES, ARICA-PARINACOTA AND THE REST OF THE COUNTRY [PDF]

, 2016
Indexación: Web of Science; Scopus; Scielo.Este estudio compara el bienestar subjetivo en Magallanes, Arica y Parinacota con el resto de las regiones de Chile utilizando los datos de la encuesta CASEN de 2011 sobre quintiles de ingreso, edad, sexo y un ...
Mella, Camila, Oyanedel, Juan Carlos, Páez, Darío, Vargas Salfate, Salvador   +3 more
core  

Diffusion in disordered systems under iterative measurement

, 1999
We consider a sequence of idealized measurements of time-separation $\Delta t$ onto a discrete one-dimensional disordered system. A connection with Markov chains is found.
A. Bohm, A. Bovier, A. Crisanti, B. Misra, B. Nagels, B. U. Felderhof, D. H. Dunlap, E. Diez, E. Diez, F. A. B. F. de Moura, F. Delyon, F. Domínguez-Adame, H. Kunz, J. C. Flores, J. C. Flores, J. Heinrichs, J. von Neumann, K. Ishii, K. Leo, M. Hilke, M. Hilke, N. F. Mott, S. N. Evangelou, S. Pascazio, V. Bellani   +24 more
core   +1 more source

Situated Science Education and Curricular Justice in Rural Borderland Schools: Elementary Teachers’ Voices from Northern Chile

Education Sciences
The teaching of natural sciences in complex school contexts, such as border and peripheral zones, faces challenges linked to curricular relevance, teacher preparation, and structural conditions.
Katherine Acosta-García, Eduardo Valdivia, Juan Jiménez, Mario Dueñas-Zorrilla, Carlos Mondaca, Carmen Alfaro-Contreras   +5 more
doaj   +1 more source

The Cytochrome CYP4 in Breast and Other Cancers

Biology
Breast cancer has emerged as the leading cause of death among females worldwide. The CYPs play a crucial role in carcinogenesis. The role of the CYP enzyme family, particularly the CYP4 family, in cancer biology has attracted significant attention in ...
Gloria M. Calaf, Leodan A. Crispin, Felipe Ossandon-Acosta, Summer Perez-Tapia, Luis N. Ardiles   +4 more
doaj   +1 more source

Cambios en el patrón ecográfico de miembros inferiores en bailarines folclóricos del norte de Chile. Criterios para diseñar un plan de prevención de lesiones

Medisur, 2021
Fundamento: la danza, como cualquier modalidad deportiva, causa un gran número de lesiones íntimamente relacionadas con el gesto motor. Sin embargo, en ocasiones los bailarines carecen de diagnósticos oportunos y de programas destinados a prevenir los ...
Dayneri León Valladares, Luis Antonio Barrio Mateu   +1 more
doaj