Results 101 to 110 of about 539,095 (366)

Exploiting the Functionality of Cerium Oxide‐Modified Carbon Nanohorns Catalysts Toward Enhanced CO2 Reduction Performance

open access: yesAdvanced Functional Materials, EarlyView.
A cerium oxide‐carbon nanohybrid catalyst is synthesized via two distinct routes and is integrated into H‐type cells and gas diffusion layers (GDLs) to enhance electrochemical performance. Structural variations significantly affect performance, with the solvothermal sample exhibiting higher current densities.
Alessia Pollice   +9 more
wiley   +1 more source

DFT STUDY OF THE TUBULAR SIZE EFFECTS ON THE PROPERTIES OF ZIGZAG BORON NITRIDE NANOTUBES

open access: yesStudia Universitatis Babes-Bolyai Chemia, 2017
Density functional theory (DFT) studies were performed on representative zigzag models of boron nitride nanotubes (BNNTs) with different structural sizes. To achieve minimized-energy structures and their properties, first, optimization calculations were
Fatemeh SHEKHOLIA LAVASANI   +2 more
doaj   +1 more source

Magnetic Resonance Spectroscopy of the Brain in Alcohol Abuse. [PDF]

open access: yes, 1995
Magnetic resonance (MR) technology produces data on brain structure and activity without relying on radiation or invasive surgery. Magnetic resonance imaging (MRI) creates images, and magnetic resonance spectroscopy (MRS) produces spectra based on the ...
Fein, George   +2 more
core  

Atomic-scale imaging of a 27-nuclear-spin cluster using a single-spin quantum sensor

open access: yes, 2019
Nuclear magnetic resonance (NMR) is a powerful method for determining the structure of molecules and proteins. While conventional NMR requires averaging over large ensembles, recent progress with single-spin quantum sensors has created the prospect of ...
Abobeih, M. H.   +8 more
core   +1 more source

CRISPR/Cas9‐Assisted Microrobots for Fast and Ultrasensitive “On‐The‐Fly” Next‐Generation DNA Detection

open access: yesAdvanced Functional Materials, EarlyView.
This work presents self‐propelled CRISPR/Cas9‐functionalized Au–MRs for rapid, amplification‐free, “on‐the‐fly” DNA detection. By harnessing motion‐assisted signal recovery, the platform achieved the limit of detection in low fM DNA concentrations, enabling detection across a wide dynamic range within only 5 min, which is significantly faster than any ...
Jyoti   +3 more
wiley   +1 more source

Transparent Inorganic–Organic Bilayer Neural Electrode Array and Integration to Miniscope System for In Vivo Calcium Imaging and Electrophysiology

open access: yesAdvanced Functional Materials, EarlyView.
This study presents the BioCLEAR system, a highly transparent and conductive neural electrode array composed of silver nanowires (AgNWs) and doped PEDOT:PSS, enabling neural recordings with minimal optical artifacts. When integrated with a GRIN lens, this cost‐effective neural implant allows simultaneous electrophysiological recording and GCaMP6‐based ...
Dongjun Han   +17 more
wiley   +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

Analytical development work on bis- /phenoxyphenyl/ ethers, mix 4P3E [PDF]

open access: yes
Gas chromatography and infrared and nuclear magnetic resonance spectroscopy procedures for characterizing bis phenoxyphenyl ...
Jay, R. R.
core   +1 more source

TRIGA-SPEC: A setup for mass spectrometry and laser spectroscopy at the research reactor TRIGA Mainz

open access: yes, 2008
The research reactor TRIGA Mainz is an ideal facility to provide neutron-rich nuclides with production rates sufficiently large for mass spectrometric and laser spectroscopic studies.
Alkhazov   +115 more
core   +1 more source

Nuclear Magnetic Resonance (NMR) Spectroscopy in Food Science: A Comprehensive Review.

open access: yesComprehensive Reviews in Food Science and Food Safety, 2018
Nuclear magnetic resonance (NMR) spectroscopy is a robust method, which can rapidly analyze mixtures at the molecular level without requiring separation and/or purification steps, making it ideal for applications in food science.
E. Hatzakis
semanticscholar   +1 more source

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