Results 61 to 70 of about 20,012 (206)
Optoelectronics and defect levels in hydroxyapatite by first-principles
, 2018 Hydroxyapatite (HAp) is an important component of mammal bones and teeth, being widely used in prosthetic implants. Despite the importance of HAp in medicine, several promising applications involving this material e.g.
Avakyan, Leon A. +5 more
core +1 more source
Alzheimer's &Dementia, Volume 21, Issue 5, May 2025.Abstract INTRODUCTION Retinal and choroidal vascular changes have been proposed as a non‐invasive central nervous system (CNS) proxy for clinical trials in Alzheimer's disease (AD). However, their role in Down syndrome (DS), the largest genetically predisposed group for AD, remains unclear.
Jamie Mitchell +10 more
wiley +1 more source
Personalised Learning: Developing a Vygotskian Framework for E-learning [PDF]
, 2011 Personalisation has emerged as a central feature of recent educational strategies in the UK and abroad. At the heart of this is a vision to empower learners to take more ownership of their learning and develop autonomy. While the introduction of digital
Ballard, James, Butler, Philip
core +1 more source
Pediatric Brain Tumors in Western Kenya: Patient Outcomes and Healthcare Providers’ Perspectives
Pediatric Blood &Cancer, Volume 72, Issue 4, April 2025.ABSTRACT Background Pediatric brain tumors are understudied compared to other pediatric malignancies in low‐ and middle‐income countries. Care delivery is inherently dependent on collaboration between multiple departments. This study aimed to present baseline data of pediatric neuro‐oncology care in Western Kenya and illustrate barriers and ...
Jesse Lemmen +7 more
wiley +1 more source
Diagnóstico de las nuevas tecnologías empleadas para el diseño de mezclas asfálticas densas en caliente MDC-2 [PDF]
, 2013 El presente trabajo pretende brindar alternativas de modificación de las Mezclas Asfálticas Densas en Caliente, empleadas para la pavimentación de las vías en Colombia, mecanismos que actualmente generan un impacto ambiental negativo debido a la ...
Camargo Chávez, Hugo Erney +1 more
core +4 more sources
Reúso de água em indústria de reciclagem de plástico tipo PEAD [PDF]
Engenharia Sanitaria e Ambiental, 2009 A discussão acerca da viabilidade técnica, econômica e ambiental do reúso da água em processos industriais tem sido uma preocupação constante. Neste trabalho propõe-se uma alternativa simplificada para o tratamento de efluentes com vistas ao seu reúso em uma indústria de reciclagem de plásticos. A água, no presente caso, é componente fundamental para o
Bordonalli, Angela Cristina Orsi +1 more
openaire +3 more sources
Revista Centro Azúcar, 2007 Realizamos el diseño tecnológico preliminar de una planta de Polietileno de Alta Densidad (PEAD) a partir de etileno obtenido por vía alcoquímica. Teniendo en cuenta un estudio de demanda en las provincias de Ciego de Avila, Camagüey y a escala nacional.
Yanilka Morales Hernández +2 more
doaj
Revista UniVap, 2016 Na maioria das vezes os polímeros puros não apresentam as propriedades para atendimento das especificações técnicas, as quais a aplicação final requer.
Márcio Alves de Lima +5 more
doaj +1 more source
Size-Controlled Water-Soluble Ag Nanoparticles [PDF]
, 2007 Ag nanoparticles of two different sizes (1 and 4 nm) were prepared within an apoferritin cavity by using an Ag+-loaded apoferritin as a nanoconfined environment for their construction.
Calvino Gámez, José Juan +6 more
core +2 more sources
Post-Earnings Announcement Drift (PEAD) na América Latina
, 2022 Resumo Objetivo Esta pesquisa investiga a anomalia pós-anúncio de lucros (Post-Earnings Announcement Drift, PEAD) nas bolsas de valores latino-americanas. Referencial teórico Os fundamentos teóricos da análise de PEAD se baseiam na hipótese do mercado eficiente (HME).
Santana, Verônica de Fátima +2 more
openaire +1 more source