نتایج جستجو برای: equivalent current dipole ecd
تعداد نتایج: 927468 فیلتر نتایج به سال:
Abstract. EMC measurements must be carried out in standardized and defined measuring environments. The frequency range between 9 kHz 30 MHz is a major challenge for measurement technology. established test sites are designed with an perfect elelctrically conducting ground. For the considered lower range, metrological validation magnetic field antennas this range. aim therefore to take into acco...
Wind, as a ubiquitous energy, is an important power source for intelligent monitoring systems in smart agriculture applications, and its efficient collection can greatly improve the long-term performance of systems. However, it difficult to achieve broadband harvesting wind energy using existing technology. Herein, conversion device (ECD), consisting triboelectric nanogenerator (TENG) electroma...
EEG source reconstruction is a challenging task and several methods have been applied to this ill-posed inverse problem. Most of the reconstruction techniques rely on imaging models, where the neural activity is described by a dense set of current dipoles. On the other hand, the point source models, which employ a small number of equivalent current dipoles, has received less attention. While bo...
A method using body surface potential maps for assessment of myocardium lesions with changed repolarization is presented and suitable mapping system is introduced. Differences between normal and altered QRST integral maps together with torso volume conductor model were used to determine the equivalent dipole representing the lesion. Performance of the method was studied on simulated data. Chang...
First-principles calculations of electronic circular dichroism (ECD) are widely used to determine absolute configurations of chiral molecules. In addition, ECD is a sensitive probe for the three-dimensional molecular structure, making ECD calculations a useful tool to study conformational changes. In this review, we explain the origin of ECD and optical activity using response theory. While the...
Steroid signaling underlies developmental processes in animals. Mutations that impair steroidogenesis in the fruit fly Drosophila melanogaster provide tools to dissect steroid hormone action genetically. The widely used temperature-sensitive mutation ecdysoneless(1) (ecd(1)) disrupts production of the steroid hormone ecdysone, and causes developmental and reproductive defects. These defects can...
We present a new 3D correlation imaging approach for magnetic total field anomaly and its vertical gradient for deriving a 3D equivalent magnetic dipole distribution in the subsurface. In this approach, we divide the subsurface space into a 3D regular grid, and then at each grid node calculate cross correlation between the observed magnetic total field anomaly (or its vertical gradient) and the...
Silicon (Si) is considered the most promising anode material for next-generation high-energy lithium-ion batteries. To enable use of pure Si anodes, patterning essential to reduce electrode degradation caused by volume changes during cycling. The authors herein report a facile and scalable Cu electrodeposition (Cu-ECD) process tailor topography current collectors directed formation columnar ano...
Mammalian ECD Protein Is a Novel Negative Regulator of the PERK Arm of the Unfolded Protein Response
Mammalian Ecdysoneless (ECD) is a highly conserved ortholog of the DrosophilaEcd gene product whose mutations impair the synthesis of Ecdysone and produce cell-autonomous survival defects, but the mechanisms by which ECD functions are largely unknown. Here we present evidence that ECD regulates the endoplasmic reticulum (ER) stress response. ER stress induction led to a reduced ECD protein leve...
OBJECTIVE E-cadherin (ECD) and urokinase plasminogen activator (uPA) have been noted as markers for tumor metastasis and prognosis in several tumors. We thus investigated the relationship between the expression of ECD and uPA and the clinicopathological characteristics in pancreatic cancer. METHODS The expression of ECD and uPA was evaluated in pancreatic cancer tissues from 53 patients. RE...
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