Results 81 to 90 of about 65,055 (332)

Coherent radiation by molecular magnets

open access: yes, 2005
The possibility of coherent radiation by molecular magnets is investigated. It is shown that to realize the coherent radiation, it is necessary to couple the considered sample to a resonant electric circuit.
Abragam A.   +14 more
core   +2 more sources

Design and Synthesis of Peptide‐Polyester Conjugates for Cell‐Mediated Scaffold Degradation

open access: yesAdvanced Healthcare Materials, EarlyView.
This work describes polycaprolactone (PCL)‐based biomaterials engineered to degrade in response to cell‐secreted proteases. A fast‐degrading peptide (Fast) sequence is integrated into a PCL conjugate backbone to produce a biomaterial that is selectively degraded by multiple cell types compared to its scrambled control (ScrFast).
Korina Vida G. Sinad   +7 more
wiley   +1 more source

Using the Lambert function in an exchange process with a time delay

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2012
The current work describes the application of delay differential equations to the physical process of spin exchange, which affects the lineshape in pulsed nuclear magnetic resonance (NMR).
D. Gamliel
doaj   +1 more source

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

Express methods for determining oil weight fraction in vegetable lecithins based on the pulse method of nuclear-magnetic resonance

open access: yesНовые технологии, 2017
Express methods for determining oil weight fraction in vegetable lecithins (sunflower, soybean, and racial) based on the pulse nuclear magnetic resonance method have been developed, which have a number of advantages compared with arbitration method ...
E. P. Victorova   +4 more
doaj  

Mapping Nanoscale Protein‐Corona Kinetics of DoE‐Optimized Perfluorocarbon Encapsulated‐PLGA Nanoparticles by In Situ, Time‐Resolved Synchrotron SAXS

open access: yesAdvanced Healthcare Materials, EarlyView.
A two‐phase workflow (OFAT screening followed by central composite design) maps how processing variables tune PFCE‐PLGA nanoparticle size, dispersity, surface charge, loading, and 19F‐MRI signal. In situ, time‐resolved synchrotron SAXS tracks albumin‐corona growth on intact dispersions and reveals PFCE‐dependent adsorption pathways.
Joice Maria Joseph   +11 more
wiley   +1 more source

Measuring environmental quantum noise exhibiting a non-monotonous spectral shape

open access: yes, 2019
Understanding the physical origin of noise affecting quantum systems is important for nearly every quantum application. Quantum noise spectroscopy has been employed in various quantum systems, such as superconducting qubits, NV centers and trapped ions ...
Arroyo-Camejo, Silvia   +5 more
core   +1 more source

Soft Neural Interfaces for Circuit‐Level Analysis of Magnetogenetic Deep Brain Stimulation in Parkinson's Disease Models

open access: yesAdvanced Healthcare Materials, EarlyView.
ABSTRACT Magnetogenetic deep brain stimulation (MG‐DBS) represents a wireless neuromodulation that has demonstrated long‐lasting behavioral benefits in Parkinson's disease models. However, the circuit‐level mechanisms underlying these therapeutic effects have remained uncharacterized due to limitations of conventional neural interfaces.
Jakyoung Lee   +10 more
wiley   +1 more source

Oleosomes in almonds and hazelnuts: structural investigations by NMR

open access: yesFrontiers in Physics
Oleosomes are lipid-containing organelles that store oils and fats in the tissues of seeds such as almonds and hazelnuts. A comprehensive and detailed understanding and measurement of their size and distribution is necessary to capture the physical ...
Lena Trapp   +4 more
doaj   +1 more source

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