Definitions
from The Century Dictionary.
- noun A plate bearing a series of concentric rings, alternately opaque and transparent. Such a device when placed in a beam of light brings the light to a focus by diffraction.
Etymologies
Sorry, no etymologies found.
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Examples
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Unlike a typical optical detection system that uses a microscope objective lens to scan a single laser spot over a microfluidic channel, the team's zone-plate array is designed to detect light from multiple channels simultaneously.
PhysOrg.com - latest science and technology news stories 2010
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Nanophotonics experts Schonbrun and Crozier originally developed the zone-plate technology to enhance optical tweezers so they could grab particles in a liquid using light.
PhysOrg.com - latest science and technology news stories 2010
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The Harvard team's zone-plate array optical detection system, described in an article appearing in Lab on a Chip (Issue 5, 2010), may offer a solution.
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In their demonstration, a 62 element zone-plate array measured a fluorescence signal from drops traveling down 62 channels of a highly parallel microfluidic device.
PhysOrg.com - latest science and technology news stories 2010
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The Harvard team's zone-plate array optical detection system, described in an article appearing in Lab on a Chip (Issue 5, 2010), may offer a solution.
PhysOrg.com - latest science and technology news stories 2010
-
Unlike a typical optical detection system that uses a microscope objective lens to scan a single laser spot over a microfluidic channel, the team's zone-plate array is designed to detect light from multiple channels simultaneously.
-
Nanophotonics experts Schonbrun and Crozier originally developed the zone-plate technology to enhance optical tweezers so they could grab particles in a liquid using light.
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Image 2: This is a microscope image of the microfluidic and optical device, consisting of a flow-focus drop maker, six layers of drop splitters, followed by 64 parallel microfluidic channels, and a zone-plate array which is aligned to the microfluidic channel array at a tilt angle.
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In their demonstration, a 62 element zone-plate array measured a fluorescence signal from drops traveling down 62 channels of a highly parallel microfluidic device.
-
This is a microscope image of the microfluidic and optical device, consisting of a flow-focus drop maker, six layers of drop splitters, followed by 64 parallel microfluidic channels, and a zone-plate array which is aligned to the microfluidic channel array at a tilt angle.
PhysOrg.com - latest science and technology news stories 2010
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