نتایج جستجو برای: synergetic effects

تعداد نتایج: 1546501  

2013
Xiao-feng Lu Xiu-jie Bian Zhi-cheng Li Dan-ming Chao Ce Wang

Here, we demonstrated a novel method to decorate Cu₉S₅ nanocrystals on polyaniline (PANI) nanowires using the dopant of mercaptoacetic acid (MAA) in the PANI matrix as the sulfur source under a hydrothermal reaction. TEM images showed that Cu₉S₅ nanocrystals with a size in the range of 5-20 nm were uniformly formed on the surface of PANI nanowires. Significantly, the as-prepared PANI/Cu₉S₅ comp...

2014
H. Abderrezek M. N. Harmas

DC-DC converters are widely used as reliable power source for many industrial and military applications, computers and electronic devices. Several control methods were developed for DCDC converters control mostly with asymptotic convergence. Synergetic control (SC) is a proven robust control approach and will be used here in a so called terminal scheme to achieve finite time convergence. Lyapou...

2016
Jianxin Huang Zhehuang Huang

Synergetic neural network (SNN) is a top-down network to explain the phase transition and self-organization in non-equilibrium system. The network parameters have a crucial impact on the recognition performance of synergetic neural network. At present, there is no good way to control and adjust the network parameters. To solve these problems, an improved parameters optimization algorithm based ...

Journal: :Chemical communications 2015
Nirmalya Tripathy Rafiq Ahmad Hyun Ah Ko Gilson Khang Yoon-Bong Hahn

ZnO platforms were evaluated for designing a high-performance anticancer drug (daunorubicin) carrier. Hollow structured ZnO, compared with nanorods, acts as a multi-purpose entity by serving as smart carriers and exhibiting synergetic photodynamic cytotoxic effects, which are ascribed to their high-specific surface area, hollow interior, pH-responsiveness and inherent photodynamism.

2017
Michael Holzinger Alan Le Goff Serge Cosnier

Nanomaterials have become essential components for the development of biosensors since such nanosized compounds were shown to clearly increase the analytical performance. The improvements are mainly related to an increased surface area, thus providing an enhanced accessibility for the analyte, the compound to be detected, to the receptor unit, the sensing element. Nanomaterials can also add val...

2016
NIK LYGEROS

Synergistic and cooperative phenomena in catalysis are defined here via a formal classification of the catalytic systems, using the combination of game theory and hyperstructure theory. Game theory is based on the idea that players are rational decision-makers; therefore, making a transposition is reported as rational, the chemical choice. Three catalytic reactions are considered as characteris...

2010
Hiroshi C. Watanabe Yoshiharu Mori Takashi Tada Shozo Yokoyama Takahisa Yamato

The synergetic effects of multiple rhodopsin mutations on color tuning need to be completely elucidated. Systematic genetic studies and spectroscopy have demonstrated an interesting example of synergetic color tuning between two amino acid residues in conger rhodopsin's ancestral pigment (p501): -a double mutation at one nearby and one distant residue led to a significant λ(max) blue shift of 1...

2001
A. Kolesnikov Dougal

This paper describes a new approach to the synthesis of controllers for power converters based on the theory of synergetic control. The controller synthesis procedure is completely analytical, and is based on fully nonlinear models of the converter. Synergetic controllers provide asymptotic stability with respect to the required operating modes, invariance to load variations, and robustness to ...

2017
Chen Chen Hailing Zhu Wei Sun Yuehua Hu Wenqing Qin Runqing Liu

The synergetic effect of four octaphenyl polyoxyethyienes (TX) on low temperature flotation of scheelite at 9–11 ◦C was investigated through flotation experiments, and the adsorption mechanism was studied by way of surface tension, zeta potential, and adsorption measurement. The results show that the presence of the four octaphenyl polyoxyethyienes can improve scheelite flotation in a low conce...

2015
Yue Guo Changhua Zhu Lijun Gan Denny Ng Kai Xia

Gibberellins (GA) regulate various components of plant development. Iron and Mn plaque result from oxiding and hydroxiding Fe and Mn, respectively, on the roots of aquatic plant species such as rice (Oryza sativa L.). In this study, we found that exogenous gibberellic acid3 (GA3) spray decreased Fe plaque, but increased Mn plaque, with applications of Kimura B nutrient solution. Similar effects...

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