نتایج جستجو برای: spinning disk

تعداد نتایج: 66695  

Journal: :The Astrophysical Journal 2021

This is the fourth paper of our series works studying winds from hot accretion flows around black holes. In first two papers, we have shown existence strong in using hydrodynamical and magnetohydrodynamical (MHD) simulations. third paper, by three dimensional general relativity MHD numerical simulation data adopting a "virtual particle trajectory" analysis approach, calculated properties wind, ...

2013
Neveen A. Hosny Mingying Song John T. Connelly Simon Ameer-Beg Martin M. Knight Ann P. Wheeler

In this study we use a spinning disk confocal microscope (SD) to generate super-resolution images of multiple cellular features from any plane in the cell. We obtain super-resolution images by using stochastic intensity fluctuations of biological probes, combining Photoactivation Light-Microscopy (PALM)/Stochastic Optical Reconstruction Microscopy (STORM) methodologies. We compared different im...

Journal: :Disease models & mechanisms 2008
Mikala Egeblad Andrew J Ewald Hanne A Askautrud Morgan L Truitt Bryan E Welm Emma Bainbridge George Peeters Matthew F Krummel Zena Werb

The tumor microenvironment consists of stromal cells and extracellular factors that evolve in parallel with carcinoma cells. To gain insights into the activities of stromal cell populations, we developed and applied multicolor imaging techniques to analyze the behavior of these cells within different tumor microenvironments in the same live mouse. We found that regulatory T-lymphocytes (Tregs) ...

2010
R. Batchelor H. M. Blackburn R. Manasseh

Coriolis accelerations in a rotating body of fluid produce restoring forces for disturbances that depart from solid-body rotation, resulting in wave-like motion known as inertial waves. This kind of behaviour can be important in geophysical and technological applications (e.g. planetary core dynamics, instabilities in spinning rocket fuel tanks). For simple container shapes and for solid-body r...

2014
Saad Ullah Akram Juho Kannala Mika Kaakinen Lauri Eklund Janne Heikkilä

Live cell imaging in 3D platforms is a highly informative approach to visualize cell function and it is becoming more commonly used for understanding cell behavior. Since these experiments typically generate large data sets their analysis manually would be very laborious and error prone. This has led to the necessity of automatic image analysis tools. Cell segmentation is an essential initial s...

2010
Charles D. Ellis Bogdan M. Wilamowski

There are significant efforts to develop gyroscopes using MEMS technology; accuracies of gyroscopes varying from rate-grade, through tactical-grade, to inertial grade. The random walk varies from 0.5 o /√h through 0.05 o /√h to 0.001 o /√h. The most common approach is to use vibratory gyros, which use mechanical elements (proof-mass) to sense the rotation. There are several types of vibratory g...

2001
Gökhan Perçin Butrus T. Khuri-Yakub

A technique for resist deposition using a novel fluid ejection method is presented in this paper. An ejector has been developed to deposit photoresist on silicon wafers without spinning. Drop-on-demand coating of the wafer reduces waste and the cost of coating wafers. Shipley 1400-21, 1400-27, 1805, and 1813 resists were used to coat sample 3and 4-in wafers. Later, these wafers were exposed and...

Journal: :Solid state nuclear magnetic resonance 2012
Kazuyuki Takeda

Recent reports on microcoils are reviewed. The first part of the review includes a discussion of how the geometries of the sample and coil affect the NMR signal intensity. In addition to derivation of the well-known result that the signal intensity increases as the coil size decreases, the prediction that dilution of a small sample with magnetically inert matter leads to better sensitivity if a...

2002
Duncan K. Galloway Ronald A. Remillard

We have identified the third known accretion-powered millisecond pulsar, XTE J0929−314, with the Rossi X-Ray Timing Explorer. The source is a faint, high–Galactic-latitude X-ray transient in the Galactic bulge (d & 9 kpc) that was in outburst during 2002 April–June. The 185 Hz (5.4 ms) pulsation had a fractional rms amplitude of 3–7% and was generally broad and sinusoidal, although occasionally...

2007
C. Breward D. Duffy L. Mahadevan D. Schwendeman B. S. Tilley

Making smaller and less expensive disk drives is critical for success in many consumer electronic devices. One aspect that is under constant examination for improvement is steady flight of the disk heads. They fly only nanometers above the disks which are rotating at 7200 rpm or more. While the spinning of the disks and the viscous entrainment of the air within the drive allows the heads to fly...

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