Results 31 to 40 of about 260,645 (332)

Silicon facilitates manganese phytoextraction by cucumber (Cucumis sativus L.)

open access: yesZaštita Materijala, 2016
The effect of excess nutrient levels of manganese (Mn, 50 and 100 mM) on the growth inhibition and the appearance of Mn-toxicity symptoms in the leaves was studied in cucumber plants (Cucumis sativus L. cv. Chinese long). Silicon (Si), when supplied as 1.
Vuk Maksimović, Miloš Mojović
doaj   +1 more source

Entanglement properties of third harmonic generation via direct and cascaded parametric processes [PDF]

open access: yes, 2017
We compare the bipartite entanglement and EPR-steering properties of the two different schemes which produce third harmonic optical fields from an input field at the fundamental frequency. The first scheme uses second harmonic cascaded with sum-frequency
Olsen, M. K.
core   +2 more sources

EPR on Flavoproteins [PDF]

open access: yes, 2014
Flavoproteins often employ radical mechanisms in their enzymatic reactions. This involves paramagnetic species, which can ideally be investigated with electron paramagnetic resonance (EPR) spectroscopy. In this chapter we focus on the example of flavin-based photoreceptors and discuss, how different EPR methods have been used to extract information ...
Brosi, Richard   +2 more
openaire   +2 more sources

2-Butyl-2-tert-butyl-5,5-diethylpyrrolidine-1-oxyls: Synthesis and Properties

open access: yesMolecules, 2020
Nitroxides are broadly used as molecular probes and labels in biophysics, structural biology, and biomedical research. Resistance of a nitroxide group bearing an unpaired electron to chemical reduction with low-molecular-weight antioxidants and enzymatic
Irina F. Zhurko   +8 more
doaj   +1 more source

Gama Radyasyonun Amitriptyline Hydrochloride Üzerinde Oluşturduğu Yapısal Bozuklukların Elektron Paramanyetik Rezonans (EPR) ve Simülasyon Tekniği ile İncelenmesi

open access: yesJournal of Anatolian Physics and Astronomy
Bu çalışmada, depresyon semptomlarının tedavisinde sıkça kullanılan ilaç etkin maddesi Amitriptyline Hydrochloride gama radyasyonuna maruz bırakılarak oluşan paramanyetik bozukluk EPR spektroskopisi ile çalışılmıştır.
Fırat Akbalık
doaj   +1 more source

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Retrospective analysis and IMRT replanning of a 3D-CRT murine dose painting study for preclinical oxygen-guided radiotherapy

open access: yesScientific Reports
A recent parallel-opposed 3D-conformal radiotherapy (3D-CRT) study in mice compared dose escalation (boost) in hypoxic (pO2 ≤ 10 torr) and non-hypoxic tumor subvolumes. They found a hypoxic boost led to significantly greater (p 
Rajit Tummala   +12 more
doaj   +1 more source

On Infinite EPR-like Correlations [PDF]

open access: yes, 2007
The paper investigates, in the framework of branching space-times, whether an infinite EPR-like correlation which does not involve finite EPR-like correlations is possible.Comment: 42 pages, no ...
Placek, Tomasz, Wroński, Leszek
core   +2 more sources

In Situ Constructed Magnetic Core‐Shell Hydrogen‐Bonded Organic Framework‐on‐Metal–Organic Framework Structure: an Efficient Catalyst for Peroxymonosulfate Activation

open access: yesAdvanced Functional Materials, EarlyView.
In this work, a magnetic core‐shell catalyst (HOF‐on‐Fe3O4/ZIF‐67) is successfully synthesized, consisting of a metal–organic framework (ZIF‐67) with magnetic Fe3O4 as the core and a porous hydrogen‐bonded organic framework (HOF) as the shell. The catalyst efficiently activated peroxymonosulfate, resulting in rapid and effective removal of water ...
Yingying Du   +4 more
wiley   +1 more source

Effect of Defects on the Line shape of Electron Paramagnetic Resonance Signals from the Single-Molecule Magnet Mn12: A Theoretical Study

open access: yes, 2003
We herein estimate the effect of lattice defects on the line shape of electron paramagnetic resonance (EPR) signals from a single crystal of the S=10 single-molecule magnet Mn$_{12}$ with the external magnetic field along the crystal c axis.
Dalal, N. S.   +2 more
core   +1 more source

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