coherence


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coherence

(kō-hēr'ĕns),
A characteristic of laser light, in which all light waves are aligned and move in phase. This characteristic, along with collimation and monochromatism, defines the unique characteristics of laser light.
[L. cohaerentia, a sticking together, fr. co- (for cum), with, together, + haereo, to stick]
Farlex Partner Medical Dictionary © Farlex 2012

coherence

An MRI term for the integrated relationship between oscillating waves or rotating objects.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

coherence 

Property of electromagnetic waves to remain in phase, the maxima and minima of all waves being coincident.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann
References in periodicals archive ?
The partial coherence interferometry-based biometers segment is expected to register the fastest CAGR over the forecast period as optical biometry using partial coherence laser interferometry (PCLI) offers advantages in accuracy and reproducibility of axial length (AL) determination as well as are more comfortable for the patient and the investigator as compared to conventional ultrasonic biometry.
Instead, we see coherence as a process (Honig & Hatch, 2004).
Optical coherence tomography is a high-resolution optical imaging modality that generates depth-resolved, cross-sectional images with resolutions up to 10 pm.
They also have very little interaction with their surroundings, greatly improving their coherence properties and stability.
Keywords: Optical coherence tomography, Refractive errors, Axial length, Glaucoma, Retinal ganglion cells.
Structure-function Relationship with Optical Coherence Tomography Angiography
Subjects and Methods: Sense of Coherence Scale, Short Warwick-Edinburgh Mental Well-Being and NEO-Five Factors Inventory were administered on 250 participants from Pakistan and Qatar.
'Coherence' has even been described as 'the central
The effect of what we call here external semantic coherence on episodic memory processes was investigated in healthy controls by the means of ERPs [12].
As we can see from Figure 6, for the original signal, the common interference imposes strong coherence on the leads in the same neighborhood.
Denniston et al., "An overview of the clinical applications of optical coherence tomography angiography," Eye, 2017
We aimed to investigate cortico-, intra-, and intermuscular coherence in ankle muscles during static dorsi- and plantar flexion in old versus young adults.