Results 201 to 210 of about 278,819 (338)

Analysis of Public Policies on Food Security for Older Mapuche Adults in Rural Areas. [PDF]

open access: yesFoods
Hernández-Moreno A   +4 more
europepmc   +1 more source

Customized Hydrogel System for the Spatiotemporal Sequential Treatment of Periodontitis Propelled by ZEB1

open access: yesAdvanced Science, EarlyView.
Through elaborate design, a biodegradable scaffold with excellent mechanical properties and suitability is fabricated, providing spatial support for subsequent physiological activities. The prepared GA‐HBC‐LIC hydrogel possesses sequential antibacterial, antioxidant, anti‐inflammatory and immunomodulatory functions, offering a suitable chemical and ...
Jiafei Chen   +9 more
wiley   +1 more source

A Transient Photoelectric Spiking Neuron Based on a Highly Robust MgO Composite Threshold Switching Memristor for Selective UV Perception

open access: yesAdvanced Electronic Materials, EarlyView.
The artificial UV photoelectric spiking neuron baesd on the LIF circuit is built by integrating a physically transient TS device and an UV photodetector. Artificial photoelectric spiking neuron can selectively detect UV stimuli and encode them into electrical spikes, compensating for this deficiency of human vision and promising for implantable optical
Yaxiong Cao   +8 more
wiley   +1 more source

Electrochemical Determination of Gallic Acid in Tea Samples Using Pyramidal Pt Nanoparticles

open access: yesAdvanced Electronic Materials, EarlyView.
A novel electrochemical sensor based on pyramidal Pt nanoparticles for gallic acid detection in black and green tea samples is developed. The sensor is prepared by a simple drop casting of nanoparticles on the electrode surface, without any supporting materials, such as polymer matrices and surfactants.
Tiziano Di Giulio   +10 more
wiley   +1 more source

Iron Single Atom Catalysts for Electrochemical Ammonia Synthesis: Toward Carbon Free Hydrogen Storage

open access: yesAdvanced Energy Materials, EarlyView.
This review explores using iron‐based single‐atom catalysts for sustainable electrochemical conversion of nitrogen and nitrate to ammonia production. The synthesis, characterization, efficiency, advancements, and future directions of Fe‐based single‐atom catalysts are discussed in detail.
Radhika Nittoor‐Veedu   +2 more
wiley   +1 more source

Climate variability, population growth, and globalization impacting food security in Pakistan. [PDF]

open access: yesSci Rep
Abbas S   +11 more
europepmc   +1 more source

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