نتایج جستجو برای: tpe
تعداد نتایج: 765 فیلتر نتایج به سال:
Thermoplastic Elastomers (TPE) are materials, which combine the advantages of elastomers and thermoplastics. TPE is not only used as replacement for thermoplastics. More and more parts, formerly made of rubber like CVJ boots and hydraulic seals, are nowadays made of TPE. Since the mechanical behavior of TPEs is different to elastomers, the design of TPE parts cannot be copied directly from thei...
We aimed to evaluate computer-aided diagnosis (CADx) system for lung nodule classification focusing on (i) usefulness of gradient tree boosting (XGBoost) and (ii) effectiveness of parameter optimization using Bayesian optimization (Tree Parzen Estimator, TPE) and random search. 99 lung nodules (62 lung cancers and 37 benign lung nodules) were included from public databases of CT images. A varia...
The positional isomers of phenanthroimidazoles, TPE-NPPB and TPE-APPB, have been designed to understand the effects triphenylamine (TPA) tetraphenylethylene (TPE) units on aggregation-induced emission mechanochromism.
To explore the mechanisms underlying the eosinophil-mediated inflammation of tropical pulmonary eosinophilia (TPE), bronchoalveolar lavage (BAL) fluid, serum, and supernatants from pulmonary and blood leukocytes (WBC) from patients with acute TPE (n = 6) were compared with those obtained from healthy uninfected individuals (n = 4) and from patients with asthma (n = 4) or elephantiasis (n = 5). ...
BACKGROUND & OBJECTIVES Results of earlier studies to evaluate the possible role of complement system in tropical pulmonary eosinophilia (TPE) using classical methods like serum haemolyte component CH50, C3 and C4 levels were inconclusive. In this study we determined levels of serum C3d which is a catabolic fragment of C3, to find out any direct evidence of activation of the complement system i...
A central goal in neuroscience is to understand dynamics in the awake mammalian brain on a large scale that is also well-resolved (thousands of individual neurons). Recent optical methods for cellular-resolution fluorescence imaging using two-photon excitation (TPE) microscopy, or population-resolution optogenetic perturbation of activity, have been applied to measure or probe dynamics of neuro...
The large two-pion exchange amplitudes are calculated in HBχPT and their net contribution to the reaction cross section is large. Refs. [1, 2] evaluated this reaction at threshold in HBχPT. They found that the impulse approximation (I.A.) and one-pion-exchange (Resc) diagrams interfere destructively resulting in a very small reaction cross section. According to Lee and Riska [3] a model explana...
We report a dual functional aggregation-enhanced emission (AEE) molecule, TPE-IQ, which could target and illuminate mitochondria in both live and fixed cells with superb selectivity and high signal-to-noise ratio. More intriguingly, TPE-IQ can serve as a photosensitizer to generate reactive oxygen species (ROS) in the mitochondria region to induce cell apoptosis.
AIM Ergonomics of Digital Microscopy (DM) based on virtual slides, on Telemedicine Systems (TS) for Tele-Pathological (TPE) evaluation of the grafts (G) in organ transplantation (OT). MATERIAL AND METHODS Simulation of DM on TS based TPE by 2 specialists on a total of 238 human Renal Graft (RG) and 172 Liver Graft (LG) tissues digital microscopic images diagnosing inflammatory and neoplastic ...
We present a compact laser scanning two-photon excitation (TPE) microscope for randomaccess imaging based on a low-cost digital micromirror device (DMD) that scans the laser beam in X, Y and Z axes at the DMD pattern rate, i.e. 4.2 ~32.5 kHz. The optical configuration of the TPE microscope is presented in Figure 1. The X, Y, Z scanning is achieved by programming binary hologram patterns [1] to ...
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