Results 151 to 160 of about 819,043 (265)

Emergence of Light‐Transforming Layered Hybrid Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
The emerging class of light‐transforming layered halide perovskite materials is reviewed, outlining challenges for their development and perspectives toward application in the future. Abstract Layered hybrid halide perovskites (LHPs) have attracted considerable attention in optoelectronics.
Ghewa AlSabeh, Jovana V. Milić
wiley   +1 more source

Seroprevalence and correlates of human T-cell lymphoma/leukemia virus type 1 antibodies among pregnant women at the University of Nigeria Teaching Hospital, Enugu, Nigeria

open access: yesInternational Journal of Women's Health, 2014
Augustine Ejike Okoye,1 Obike Godswill Ibegbulam,2 Robinson Chukwudi Onoh,3 Paul Olisaemeka Ezeonu,3 Ngozi I Ugwu,1 Lucky Osaheni Lawani,3 Chukwudi Simon Anigbo,2 Charles E Nonyelu21Department of Haematology and Immunology, Federal Teaching Hospital ...
Okoye AE   +7 more
doaj  

El debate de la creatividad y la economía en las ciudades actuales y el papel de los diferentes actores: algunas evidencias a partir del caso de estudio de Madrid11.Este texto forma parte del proyecto de investigación del Plan Nacional de I+D+i Efectos socioterritoriales de la crisis económica en las áreas urbanas de España: políticas públicas y estrategias de resiliencia (CS 2012-36170).

open access: yesInvestigaciones Geográficas, Boletín del Instituto de Geografía
ResumenEste artículo analiza de manera crítica los conceptos de economía creativa y clase creativa a través de una revisión de la literatura internacional. De esta forma se ponen de manifiesto las lagunas teóricas y conceptuales de los enfoques dominantes al respecto.
openaire   +1 more source

Clean‐Limit 2D Superconductivity in a Thick Exfoliated Kagome Film

open access: yesAdvanced Functional Materials, EarlyView.
This study reports clean‐limit 2D superconductivity in a thick kagome system, analogous to the 3D case. It observes a drop in superfluid stiffness near the superconducting transition and a cusp‐like feature in the angular dependence of the upper critical field.
Fei Sun   +3 more
wiley   +1 more source

Defect‐Mediated Scintillation in Fully Inorganic Perovskites via Water‐Induced 0D/3D Phase Modulation

open access: yesAdvanced Functional Materials, EarlyView.
A reproducible synthesis to control 3D/0D phase ratios via water‐tuned solvent–antisolvent methods is presented. Enhanced scintillation yield and ultrafast decay are achieved. Defect‐driven emission mechanisms are revealed through cathodoluminescence and radioluminescence, shedding light on the underexplored role of the 0D Cs4PbBr6 and mixed 0D/3D ...
Mario Calora   +18 more
wiley   +1 more source

Direct Evidence of Topological Dirac Fermions in a Low Carrier Density Correlated 5d Oxide

open access: yesAdvanced Functional Materials, EarlyView.
The 5d oxide BiRe2O6 is discovered as a low‐carrier‐density topological semimetal hosting symmetry‐protected Dirac fermions stabilized by nonsymmorphic symmetries. Angle‐resolved photoemission spectroscopy, quantum oscillations, and magnetotransport measurements reveal gapless Dirac cones, quasi‐2D Fermi surfaces, high carrier mobility, and a field ...
Premakumar Yanda   +11 more
wiley   +1 more source

Análisis y adaptación de los ensayos destructivos y requisitos de certificación del CS-E para su aplicación en aeronaves electrificadas

open access: yes
[ES] El presente Trabajo de Fin de Máster versa sobre el análisis y adaptación del marco normativo de certificación CS-E, incluyendo de forma destacada los requisitos de ensayos destructivos, para su aplicación en aeronaves electrificadas. Se realizará un estudio detallado de la normativa vigente, con el objetivo de evaluar su aplicabilidad frente a ...
openaire   +1 more source

Reevaluating the Activity of ZIF‐8 Based FeNCs for Electrochemical Ammonia Production

open access: yesAdvanced Functional Materials, EarlyView.
Though receiving much attention, the field of electrochemical nitrogen reduction reaction (eNRR) to ammonia is marked by doubts about whether this reaction is possible in aqueous media. This work sheds light on this question for iron single‐atom on N‐doped carbon (FeNC) catalysts—a class of well‐known catalysts that is also worth testing for the sister
Caroline Schneider   +6 more
wiley   +1 more source

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