Results 91 to 100 of about 8,341,780 (321)

Backbone Heterojunction Photocatalysts for Efficient Sacrificial Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Herein, a ‘single‐component’ organic semiconductor photocatalyst is presented in which a molecular donor is bonded to a polymer acceptor. The resultant material demonstrates exceptional photocatalytic activity for hydrogen evolution in aqueous triethylamine with an outstanding external quantum efficiency of 38% at 420 nm.
Richard J. Lyons   +11 more
wiley   +1 more source

Protecting Personhood: A Classic Grounded Theory

open access: yesGrounded Theory Review: An International Journal
The importance of perceiving and considering patients as healthcare partners has been increasingly promoted. Healthcare systems around the world are now highly interested in patient engagement, participation, collaboration, and partnership.
Amélia Didier   +5 more
doaj  

Formal Grounded Theory:

open access: yesGrounded Theory Review: An International Journal, 2017
Getting started on a formal grounded theory is daunting for many grounded theorists, but now, as I tweak a nearly complete one, I find that knowing when to stop, to come in out of the rain, so to speak, can be a challenge, too. After more than a decade
Vivian B. Martin
doaj  

Defects Dynamic in Photo‐Excited CeO2 and their Influence on CO2 Photoreduction

open access: yesAdvanced Functional Materials, EarlyView.
X‐ray photoelectron spectroscopy study under light excitation is presented to track the defect dynamic (Ce4+ to Ce3+) in CeO2. Surface enhanced Raman spectroscopy confirmed the key role of Ce3+ states in controlling charge and energy transfer across the CeO2‐dye molecule interface.
Rambabu Yalavarthi   +3 more
wiley   +1 more source

Magnetic and Structural Response Tuned by Coexisting Mn Concentration‐Dependent Phases in MnBi2Te4 Thin Film Grown on GaAs(001) by Molecular Beam Epitaxy

open access: yesAdvanced Functional Materials, EarlyView.
The study explores structural and magnetic properties of one of the most recent topological quantum materials (MnBi2Te4). The Mn‐poor structure leads to stacking faults (quintuple layer ‐ QL of Bi2Te3 formation instead of a septuple layer ‐ SL of MnBi2Te4), resulting in a coexistence between weak antiferromagnetism and ferromagnetism.
Wesley F. Inoch   +10 more
wiley   +1 more source

Emerging From Grief

open access: yesGrounded Theory Review: An International Journal
Care Realignment is a theory that conceptualizes how former spousal caregivers with PD resolve their main concern of redefining life and self, following the death of their partner.
Dawn Reid White   +2 more
doaj  

Growing Grounded Theory:

open access: yesGrounded Theory Review: An International Journal, 2017
In Glaser s recent book, The Grounded Theory Perspective: Its Origin and Growth (2016), Glaser writes of how he recorded and explicated the grounded theory perspective and disseminated the perspective as the grounded theory general method of research ...
Helen Scott
doaj  

In Situ Study of Resistive Switching in a Nitride‐Based Memristive Device

open access: yesAdvanced Functional Materials, EarlyView.
In situ TEM biasing experiment demonstrates the volatile I‐V characteristic of MIM lamella device. In situ STEM‐EELS Ti L2/L3 ratio maps provide direct evidence of the oxygen vacancies migrations under positive/negative electrical bias, which is critical for revealing the RS mechanism for the MIM lamella device.
Di Zhang   +19 more
wiley   +1 more source

Programmable DNA‐Peptide Hybrid Nanostructures for Potent Neutralization of Multiple Influenza a Virus Subtypes

open access: yesAdvanced Functional Materials, EarlyView.
A multivalent antiviral platform based on honeycomb‐shaped DNA nanostructures (HC–Urumin) is developed to enhance the potency and breadth of the host defense peptide Urumin. Through spatially patterned trimeric presentation, HC–Urumin disrupts influenza A virus entry, improves cell viability, and reduces disease severity in vivo‐offering a modular and ...
Saurabh Umrao   +11 more
wiley   +1 more source

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