Results 51 to 60 of about 1,072,472 (306)

Construction of an inexpensive molecular Iodine spectrometer using a self developed Pohl wavemeter around 670 nm wavelength

open access: yes, 2015
We describe construction of an inexpensive Iodine Spectrometer with a home made Iodine vapour cell and a self developed wavemeter based on Pohl Interferometer, around 670 nm wavelength.This can be easily realised in an undergraduate teaching laboratory ...
Barthwal, Sachin, Vudayagiri, Ashok
core   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Small atrophic testis in infant: Should it be excised? or preserved?

open access: yesJournal of Pediatric Surgery Case Reports, 2022
Background: We have struggled to decide whether the unilateral atrophic testis without external genital abnormalities, which we call a “small atrophic testis (SAT)”, should be preserved or removed, because no definitive reviews of surgical outcomes have ...
Mitsumasa Okamoto   +2 more
doaj   +1 more source

Educational influences in learning with visual narratives [PDF]

open access: yes, 2006
In this presentation, we intend to show, through the use of digital video, our understanding of ontological values of a web of betweenness and pedagogy of the unique (Farren, 2004) as they are lived in practice with students, in this case, practitioner ...
Farren, Margaret, Whitehead, Jack
core  

Atomic‐Scale Light Coupling Control in Ultrathin Photonic Membranes

open access: yesAdvanced Functional Materials, EarlyView.
Ultrathin photonic nanomembranes provide atomic‐scale control over the coupling between incident light and high‐Q photonic modes, enabling angstrom‐level resonance tuning and strong field confinement. When integrated with TMD monolayers, they further yield enhanced light–matter interactions, offering a versatile platform for advancing quantum photonics,
Chih‐Zong Deng   +8 more
wiley   +1 more source

Crossed Non-Dominant Hemisphere Syndrome in a Right-Hander

open access: yesBehavioural Neurology, 1994
A right-handed patient with a large left temporo-parietal infarction manifested various non-dominant hemisphere signs. He had two left-handed children.
M. Fujimori   +6 more
doaj   +1 more source

Bioinspired Stabilization of Fluorescent Au@SiO2 Tracers for Multimodal Biological Imaging

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates a bioinspired stabilization strategy for fluorescent gold‐silica nanoparticles. Inspired by natural biosilica maturation, high‐temperature calcination transforms the silica shells, preventing dissolution in cell culture media and intracellular environments.
Wang Sik Lee   +5 more
wiley   +1 more source

Single‐ and Dual‐Atom Configurations in Atomically Dispersed Catalysts for Lithium–Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Single‐atom and dual‐atom‐based atomically dispersed catalysts (ADCs) effectively address the shuttle effect and sluggish redox kinetics in Li–S batteries. With nearly 100% atomic utilization and tunable coordination environments, ADCs enhance LiPSs adsorption, lower conversion barriers, and accelerate sulfur redox reactions.
Haoyang Xu   +4 more
wiley   +1 more source

Crystal structure, Hirshfeld surface analysis and DFT studies of 2-[4-(2-methylpropyl)phenyl]-N′-[(1Z)-1-(thiophen-2-yl)ethylidene]propanehydrazide

open access: yesActa Crystallographica Section E: Crystallographic Communications
In the title compound C19H24N2OS, intermolecular N—H...O hydrogen bonds generate R22(8) ring motifs, forming dimers with an interaction energy of −70.5 kJ mol−1.
Sarayu Jayadevan   +2 more
doaj   +1 more source

Photobiomodulation induced by 670 nm light ameliorates MOG35-55 induced EAE in female C57BL/6 mice: a role for remediation of nitrosative stress. [PDF]

open access: yesPLoS ONE, 2013
BackgroundExperimental autoimmune encephalomyelitis (EAE) is the most commonly studied animal model of multiple sclerosis (MS), a chronic autoimmune demyelinating disorder of the central nervous system.
Kamaldeen A Muili   +3 more
doaj   +1 more source

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