Results 131 to 140 of about 1,046,705 (312)

Spanish regions and sustainable development: measurement of advances from rio to johannesburg through multidimensional synthetic indexes [PDF]

open access: yes
In the United Nations Conference on Environment and Development (Rio de Janeiro, 1992), the bases for a world sustainable development were set. Ten years later it took place in Johannesburg the World Summit on Sustainable Development, where it was ...
Federico Martín Palmero   +2 more
core  

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

Social heterogeneity in self-reported health status and measurement of inequalities in health [PDF]

open access: yes
This study aims to analyse the impact of the measurement of health status on socioeconomic inequalities in health. A MIMIC model with structural equations is used to create a latent variable of health status from four health indicators: self-assessed ...
Catherine Sermet   +3 more
core  

Ultrasmall Platinum Nanoparticles for Radiation‐Enhanced Cancer Therapy

open access: yesAdvanced Functional Materials, EarlyView.
This work proposes a nanomedicine‐based strategy to enhance X‐ray radiotherapy for cancer treatment. Ultrasmall Pt‐NPs exhibit catalase‐like activity that may contribute to modulation of the tumor microenvironment and amplify interactions between radiation and biological matter, leading to increased DNA damage.
Miguel Encinas‐Gimenez   +8 more
wiley   +1 more source

Gerencia social y sostenibilidad. Caso Medellín [PDF]

open access: yes, 2015
Esta investigación analiza el concepto de empresa social y las diferentes variables que lo definen, su origen y evolución a través de la historia, y sus inicios en la ciudad de Medellín como respuesta a las necesidades sociales insatisfechas por parte ...
Sánchez Grisales, Adriana   +1 more
core  

Coagulative Granular Hydrogels with an Enzyme Catalyzed Fibrin Network for Endogenous Tissue Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Coagulative granular hydrogels are composed of packed thrombin‐functionalized microgels that catalyze the conversion of fibrinogen into a secondary fibrin network, filling the interstitial voids. This bio‐inspired approach stabilizes the biomaterial to match the robustness of bulk hydrogels without compromising injectability, mimicking the initial ...
Zhipeng Deng   +16 more
wiley   +1 more source

Optoelectrical Devices for Neural Interfacing: Engineering Integration, Stability, and Multimodal Sensing

open access: yesAdvanced Healthcare Materials, EarlyView.
Implantable optoelectrical devices are an effective resource for the modulation and monitoring of neural activity with high spatiotemporal resolution. This review discusses current challenges faced by these devices and outlines future perspectives for the development of next‐generation neural interfaces targeting chronic, multisite, and multimodal ...
Stella Aslanoglou   +4 more
wiley   +1 more source

Identity Development in the Caribbean: Measuring Socio-historic Structures with Psychological Variables

open access: yesInteramerican Journal of Psychology, 2013
El propósito de este artículo es discutir cómo la erudición científica de la psicológica del Caribe podría avanzar mediante el examen de las teorías y los discursos indígenas para identificar variables culturalmente relevantes que podrían explicar las ...
Mary Jane Arneaud, Nicole Alea Albada
doaj  

Biases in the relationship between dream threats and level of anxiety upon awakening [PDF]

open access: yes, 2012
Objectives:\ud Controlling report length in dream content analysis comprises a significant methodological problem. Individual differences occur in report length which can influence category coding and rating scales.
Saez-Uribarri, Iñigo
core  

Mapping the Cerebral Organoid Landscape: A Systematic Review of Preclinical 3D Models in Neuroscience

open access: yesAdvanced Healthcare Materials, EarlyView.
Cerebral organoids are transforming brain research, yet the field remains fragmented. This comprehensive systematic review maps 738 studies published between 2014 and 2024 to uncover trends, gaps, and opportunities across neuroscience. Introducing OrganoidMap—an interactive, open‐access platform to explore and compare models—this work enables ...
Anna Wolfram   +10 more
wiley   +1 more source

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