نتایج جستجو برای: unidirectional pumping mode

تعداد نتایج: 245667  

2003
Frank Fitzek Stefan Hendrata Patrick Seeling Martin Reisslein

3 Header Compression Schemes for Wireless Channels 16 3.1 Drawback of Existing Schemes on Wireless Links . . . . . . . . . . . . . . 16 3.2 Robust Header Compression (ROHC) . . . . . . . . . . . . . . . . . . . . 16 3.3 Context and States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.4 Compression of Header Fields . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.4.1 C...

Journal: :High Power Laser Science and Engineering 2022

Abstract In this work, an all-fiberized and narrow-linewidth fiber amplifier with record output power near-diffraction-limited beam quality is presented. Up to 6.12 kW laser the conversion efficiency of approximately 78.8% achieved through based on a conventional step-index active fiber. At maximum power, 3 dB spectral linewidth 0.86 nm factor M x 2 = 1.43, y 1.36. We have also measured compare...

Journal: :Soft matter 2017
Maxime Theillard Roberto Alonso-Matilla David Saintillan

Recent experimental studies have shown that confinement can profoundly affect self-organization in semi-dilute active suspensions, leading to striking features such as the formation of steady and spontaneous vortices in circular domains and the emergence of unidirectional pumping motions in periodic racetrack geometries. Motivated by these findings, we analyze the two-dimensional dynamics in co...

Journal: :Frontiers in bioscience : a journal and virtual library 2004
Robert B Gennis

Cytochrome oxidase catalyzes the four-electron reduction of O2 to water and conserves the substantial free energy of the reaction in the form of a protonmotive force. For each electron, two full charges are translocated across the membrane, resulting in a voltage. One of the mechanisms to generate the charge separation in cytochrome oxidase is via a proton pump. A single reaction cycle can be m...

Journal: :Advanced materials 2015
Yue Wang Kheng Swee Leck Van Duong Ta Rui Chen Venkatram Nalla Yuan Gao Tingchao He Hilmi Volkan Demir Handong Sun

A blue (ca. 440 nm) liquid laser with an ultra-low threshold through which quasi-continuous wave pumping is accessible is achieved by engineering unconventional ternary CdZnS/ZnS alloyed-core/shell QDs. Such an achievement is enabled by exploiting the novel gain media with minimal defects, suppressed Auger recombination, and large gain cross-section in combination with high-quality-factor whisp...

2007
RICHARD E. GRANT

This paper is a reply to criticism presented by C. R. C. Paul and R. Cowen in immediately preceding articles in Lethaia. Contrary to the assertion by Paul, the present author did not reject the paradigmatic method but (1) criticized it for its limitations and seemingly erroneous results, (2) applied it to the richthofeniacean and lyttoniacean brachiopods by use of the pump as paradigm, and (3) ...

Journal: :Physical review letters 2014
Rohan Adur Chunhui Du Hailong Wang Sergei A Manuilov Vidya P Bhallamudi Chi Zhang Denis V Pelekhov Fengyuan Yang P Chris Hammel

We observe a dependence of the damping of a confined mode of precessing ferromagnetic magnetization on the size of the mode. The micron-scale mode is created within an extended, unpatterned yttrium iron garnet film by means of the intense local dipolar field of a micromagnetic tip. We find that the damping of the confined mode scales like the surface-to-volume ratio of the mode, indicating an i...

The switched reluctance motor is a simple and robust machine, which has found application over a wide power and speed ranges in different shapes and geometries. This paper introduces a new configuration for a two phase unidirectional switched reluctance motor/field assisted generator. The proposed novel motor/generator consists of two magnetically independent stator and rotor sets (layers), whe...

Journal: :International immunology 2015
Kirk C Hansen Angelo D'Alessandro Cristina C Clement Laura Santambrogio

During the last 20 years a deeper understanding of the lymphatic circulatory system, lymph formation and composition has emerged. This review will examine the current knowledge on the organization of the lymphatic vascular tree, the formation of lymph from the extracellular fluid, lymph circulation and the lymph proteomic composition during physiological and pathological conditions. Formation o...

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