Results 31 to 40 of about 260,548 (136)

Water level monitoring by using magnetic optical sensor

open access: yesProgramación Matemática y Software
Measurement of the water level, derived from inherent problems inherent in the nature of the liquid, represents one of the most recurring challenges in both an industrial and a residential context.
Jonatan Daniel Morales Arrieta   +4 more
doaj   +1 more source

La articulación entre historia reciente de la educación y política educativa en elestudio de las reformas: apuntes teórico-metodológicos

open access: yesRevista de estudios teóricos y epistemológicos en política educativa, 2023
El trabajo propone un abordaje teórico-metodológico para el estudio de las reformas educativas en la historia reciente, a partir de los aportes de este campo disciplinar en crecimiento y con una identidad propia dentro de la historiografía (ARATA; PINEAU,
Jorgelina Mendez
doaj   +1 more source

A Journey Between Science and the Arts: Templates for the Depiction of the Pineapple (Sixteenth to Eighteenth Centuries)

open access: yesRenaissance Studies, EarlyView.
ABSTRACT Native to America, the pineapple—Ananas comosus (L.) Merr.—delighted the Europeans who came across it. The fruit was mentioned by the voyagers and missionaries who observed and tasted it in the Americas and, from the 1500s onwards, infused reports, chronicles and natural history treatises with colour and flavour.
Teresa Nobre de Carvalho
wiley   +1 more source

Purification of Anthocyanins with o-Dihydroxy Arrangement by Sorption in Cationic Resins Charged with Fe(III)

open access: yesJournal of Chemistry, 2014
In the present work, a new purification method of anthocyanins with o-dihydroxy arrangement is proposed. This method is based on a ligand-exchange mechanism, using a cationic exchange resin loaded with metallic ions in order to increase the affinity of ...
Araceli Castañeda-Ovando   +3 more
doaj   +1 more source

Chemical reactivity of alliin and its molecular interactions with the M proteasepro of SARS-CoV-2 [PDF]

open access: yesJournal of the Serbian Chemical Society
In the present work, a computational study of the chemical reactivity of alliin at the X/DGDZVP level of theory (where X is B3LYP, M06, M06L or wB97XD) was performed.
López-Orozco Wendolyne   +4 more
doaj   +1 more source

Proposals for Policy Changes for an Inclusive School System: LGBTQIA+ Students With Disabilities in Greece

open access: yesSexuality, Gender &Policy, Volume 9, Issue 4, November 2026.
ABSTRACT The experiences of LGBTQIA+ students with disabilities may differ from those of peers who hold only one of these identities. In Greece, however, the educational system lacks clear guidelines for supporting this group. This study investigates LGBTQIA+ students' school experiences with the aim of formulating evidence‐based policy recommendations
Konstantinos Drosos   +2 more
wiley   +1 more source

Informe de la Comisión Ministerial para la Reforma Psiquiátrica.

open access: yesRevista de la Asociación Española de Neuropsiquiatría, 1985
Sin resumen.
- Comisión Ministerial para la Reforma Psiquiátrica
doaj  

Novel solitons in the (2+1)-dimensional Heisenberg spin chain via generalized conformable derivatives

open access: yesScientific Reports
This study employs advanced mathematical techniques to investigate exact solutions for the fractional (2+1)-dimensional Heisenberg ferromagnetic spin chain (HFSC) equation.
Badar E Alam   +2 more
doaj   +1 more source

Estimación de los volúmenes históricos de las aguas residuales exportados por la megaciudad de México al Valle del Mezquital de 1985 a 2020

open access: yesTecnología y ciencias del agua
El sistema de drenaje de la Ciudad de México es muy complejo y cuenta con cuatro salidas artificiales de desalojo: el Gran Canal de Desagüe, y los Emisores Central, Poniente y Oriente, que transportan agua residual y pluvial hacia el Valle del Mezquital.
Ana Karen Hernández-Espinosa   +3 more
doaj   +1 more source

Decentralized Discrete-Time Formation Control for Multirobot Systems

open access: yesDiscrete Dynamics in Nature and Society, 2013
Inspired from the collective behavior of biological entities for the group motion coordination, this paper analyzes the formation control of mobile robots in discrete time where each robot can sense only the position of certain team members and the group
E. G. Hernandez-Martinez   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy