From
laser scans of Tutankhamun's tomb — taken to create an exact replica of it — Reeves believes he has identified two walled - over doors that lead to the resting place of Nefertiti, who some archeologists believe to have been King Tut's mother.
Using 3D
laser scans of growing plants, Salk scientists found that the same universal design principles that humans use to engineer networks like subways also guide the shapes of plant branching architectures.
Laser scanning of the tooth revealed that barium levels started off high right after birth and continued to be elevated for 7 months, apparently due to exclusive breastfeeding; they then fell to intermediate levels for another 7 months, suggesting that the mother's milk was supplemented by other food sources.
The new work, published in Current Biology on July 6, 2017, and based on data from 3D
laser scanning of plants, suggests there may be universal rules of logic governing branching growth across many biological systems.
Not exact matches
The feature uses components, including
lasers and sensors, on the front
of the iPhone X to create a 3D
scan of a person's face.
The Department
of Homeland Security, ever the least controversial branch
of the US Government, is developing a new
laser - based scanner that can
scan targets at a molecular level to read what they had for breakfast, how much adrenaline is pumping through their body and whether you they have any trace amounts
of drugs or gunpowder on them.
At 1:30 p.m., Sen. David Carlucci will tour the Center for Dementia Research at the Nathan Kline Institute for a demonstration
of the Zeiss LSM 880 Confocal
Laser Scanning Microscope and Leica LMD7000 —
Laser Capture Microdissection System.
Helped by the recent development
of fiber - optic - bundle - coupled
laser - scanning confocal fluorescence imaging (Confocal Laser Endomicroscopy — CLE), which allowed the scientists to image blood flow more deeply in the brain than ever be
laser -
scanning confocal fluorescence imaging (Confocal
Laser Endomicroscopy — CLE), which allowed the scientists to image blood flow more deeply in the brain than ever be
Laser Endomicroscopy — CLE), which allowed the scientists to image blood flow more deeply in the brain than ever before.
Patrick Reuter at Inria Bordeaux — Sud - Ouest Research Centre, France, created computer models
of artefacts by
scanning them with
lasers.
The technique developed by collaborator Tom Kaye
of the Foundation for Scientific Advancement,
scans the fossils with a violet
laser in a dark room.
For this purpose, a terrestrial
laser scanner (TLS) is used, which
scans its surroundings with a
laser beam within a radius
of several hundred metres.
«The
laser scanning data collected from selected points does give significantly more precise results than the satellite radar,» notes Christian Berger, co-author
of the study and head
of the research project on which Victor Odipo's doctoral thesis is based.
In an area
of some nine square kilometres for which radar satellite data is available, they collected
laser scanning data from more than 40 plots, and integrated this data into a model for calculating the biomass.
The lidar - based tools developed in the study have the potential to assist in these tasks, since the
laser scans are obtained throughout entire forest areas, providing high - resolution maps
of changes within small forest areas.
In this method, forests are
scanned with a
laser on board a plane, penetrating the canopy and providing valuable information
of their entire vertical profile.
Once DAVID's manual
scan is complete, the software uses the calibration marks and the reflected
laser light to calculate the three - dimensional coordinates
of the object, and voila — you have yourself a quick and dirty 3 - D model.
These images
of mouse brains compare
laser scanning photostimulation maps
of all the neurons connected to one central neuron in control mice (left) vs. mice dosed with valproic acid (VPA) to induce autism - like symptoms (right).
The researchers used a technique called
laser scanning photostimulation to map the connections between individual subplate neuron cells in the brains
of the mouse pups.
This image was created using a
laser scanning confocal microscope by Igor Siwanowicz
of Howard Hughes Medical Institute.
The instrument — a
scanning Kerr microscope — bounced femtosecond pulses
of laser light off the surface
of rectangular Ni80Fe20 samples, measuring 15 nanometers thick and grown on small strips
of gold.
Andrew Gilbert
of Ingenia Technology, a London - based firm that provides conventional
laser scanning authentication, says such a small mark may be hard for users to
scan each time.
But in summer 2009, archaeologist Jon Henderson from the University
of Nottingham, UK, working with Elias Spondylis
of the Greek government's Ephorate
of Underwater Antiquities, carried out a detailed digital survey using
laser - based positioning and state -
of - the - art sonar
scanning.
Using the latest
laser scanning technology, they have revealed that The Bosham Head, as it is known, is from a Roman statue
of Emperor Trajan, dating back to AD 122, and one
of the most significant Roman finds in Britain.
However, «the CT
scan didn't show the outline
of the nervous systems unambiguously enough,» Strausfeld said, «while a
scanning laser technique mapping the distribution
of chemical elements showed iron deposits outlining the nervous system almost as convincingly but with minor differences.»
First, it
scans the room with
laser light to match the particular bathroom it has entered with a set
of maps stored in its computer.
Dr Russell and Harry Manley, from the School
of Applied Sciences at BU, were able to use 3D
laser scans to pick out facial features and a distinctive hairstyle, which led them to conclude that the statue was
of Emperor Trajan.
On three separate occasions during the 42 - month period, the scientists used a
laser - emitting device to
scan the slab from a spot 30 meters away, thus gaining an independent measurement
of its motions during an 18 - hour period.
For the new data, the group used
laser surface
scanning to produce 3D models
of the hyoids.
But in 2015, high - resolution
laser scans suggested that additional chambers lay behind the walls
of the pharaoh's burial chamber.
The device was created directly from a CT
scan of Garrett's trachea and bronchi, integrating an image - based computer model with
laser - based 3D printing to produce the splint.
Meanwhile, the impact on soil structure depends on how widely distributed and deep the roots are.The new method, which combines
laser scanning and 3D modelling, makes it possible to quickly produce an accurate image
of the structure
of stumps and roots.
Using sophisticated three - dimensional
laser scanning and digital photograph analyses, sections
of the rocks revealed burrows or trails left behind by trilobites and their prey — often worm - like creatures — in ocean sediments.
Remote detection
of buried landmines is a possible application
of system to remotely detect buried landmines using a bacterial sensor and a
laser - based
scanning system.
Using the aerial
laser scanning technology lidar, she and her team precisely measured distances between the surface
of the ground and a reference point in the air, revealing detailed outlines
of areas where human activity had most likely disrupted the soil.
By
scanning a document with
laser beams, the team can generate a hologram
of the pen strokes within a signature.
Liquid has no line
of sight; it can penetrate cavities and hidden parts, and it treats transparent and glossy materials identically to opaque materials, thus bypassing the visibility and optical limitations
of optical and
laser - based
scanning devices.
The sheet
of light
scans the body
of the cell in two different
laser colors in about one second, during which time about 200 images are taken.
The team demonstrated that reducing the
laser scan vector length instead
of using a continuous
laser scan regulates temperature changes during processing to reduce residual stress.
The size
of these atmospheric waves makes them easy to observe with radar and Lidar, a radar - like system using
laser light to
scan the atmosphere.
It represents years
of collaborative efforts from a large team
of international scientists, with a substantial contribution from undergraduate student researchers in the 3 - D
laser surface
scanning 3 - D
of the Thirioux skeletons.
«As this site is so unusual, we made the decision to carry out a
laser -
scan of the rock shelter and the surrounding landscape, plus a white - light
scan of the actual paintings.
Our anatomical atlas
of the Thirioux skeletons, produced using modern techniques such as 3D
laser surface
scanning, opens a new window into the life
of this famous extinct bird.
Schwartz engineers modified the helicopter transmitter so that the
laser beam
scans a plane perpendicular to the direction
of travel.
The P - 3 Orion, based at NASA's Wallops Flight Facility in Virginia, will carry IceBridge's most comprehensive instrument suite: a
scanning laser altimeter that measures surface elevation, three types
of radar systems to study ice layers and the bedrock underneath the ice sheet, a high - resolution camera to create color maps
of polar ice, and infrared cameras to measure surface temperatures
of sea and land ice.
Now, using a powerful
laser scanning microscope, George Brooks, an exercise metabolism expert at the University
of California, Berkeley, and colleagues demonstrate that lactic acid is present in rat muscle cells regardless
of oxygen content.
By using
lasers to
scan the craters — and comparing the indentations with those created today — astrobiologist Sanjoy Som
of the NASA Ames Research Center and his colleagues have derived a measurement
of the pressure exerted by the early atmosphere.
Z - stack images
of taste buds and geniculate ganglia were collected on an Olympus Fluoview FV300
laser scanning confocal microscope with a 60 × oil - immersion objective [numerical aperture (NA) 1.3] and 20 × oil - immersion objective (NA 0.7) or on a Leica TCS SP5
laser scanning confocal microscope with a 63 × oil - immersion objective (NA 1.4).
«Nonlinear stage -
scanning confocal microscopy is critical because it allows us to rapidly measure the nonlinear emission from thousands
of different nanostructures while minimizing the potential systematic errors, such as intensity or beam pointing variations, often associated with tuning the wavelength
of an ultrafast
laser,» O'Brien says.
Assessment
of human pancreatic islet architecture and composition by
laser scanning confocal microscopy
Standard DVD drives can now be used as a
laser scanning microscope for low - cost diagnostics
of biomolecules.