In the electron microscope images reproduced in the article, the white filaments correspond to the minority phase consisting of approximately 98 percent niobium and 2 percent boron.
Protein fibrils are visible
in electron microscope images, but it is very difficult to go to an atomic level of detail.
When longer strands produced exotic patterns
in the electron microscope images, Lin brought the results to Mirkin, who was both thrilled and intrigued.
He has only begun to identify them, but
in electron microscope images he finds that some of them resemble bacteria.
Microscopy Masters asks one thing of citizen scientists: Find proteins
in electron microscope images.
Cobalt atoms shine
in an electron microscope image of a new catalyst for hydrogen production invented at Rice University.
Not exact matches
The only species Onstott has observed
in action are nematode worms; he could see them squirming under a
microscope, and took detailed
electron microscopy
images of their hundredth - of - an - inch - long bodies.
In 1990, Henderson was the first to use an
electron microscope to produce «a three - dimensional
image of a protein at atomic resolution.
«He developed an
image processing method
in which the
electron microscope's fuzzy two - dimensional
images are analyzed and merged to reveal a sharp three - dimensional structure,» the committee explained.
Simulations (colored
images) of this process showed the formation of tiny pores, which was
in agreement with the structure (grayscale
image) observed
in a scanning
electron microscope.
A quantum - style
microscope has
imaged the hydrogen atom's wave function, the equation that determines its
electrons» positions — and
in turn the atom's properties.
a) Gold nanoparticle catalyst (Au / HAP - NC), b)
Images of gold nanoparticles (black dot
in red circle) through Transmission
Electron Microscope, c) Annular Dark Field of gold nanoparticles through Scanning
Electron Microscope.
Then
in 1990, after 15 years» work refining sample preparation and
electron detection, Henderson succeeded
in using an
electron microscope to create an
image of a large bacterial cell membrane protein called bacteriorhodopsin, and do it at atomic resolution.
That structure is three dimensional, and beginning
in the 1970s Frank developed a mathematical
image - processing method that allowed a computer to merge several two - dimensional
electron microscope images into a sharp 3 - D picture.
The ridges cut into a new device's crystal (seen here
in a scanning
electron microscope image) collectively act as a pair of mirrors.
The
image, a mysterious, gray blob surrounding a spot of intense red, was based on an
electron -
microscope photo of a neuromuscular junction (the connection between a nerve cell and a muscle) clipped from a magazine sometime
in the 1980s.
Transmission
Electron Microscope (TEM)
images of Pd - Ni - P metallic glass at different temperatures show the phase transition that involves structural changes
in atomic clusters.
The researchers used the
electron beam of the
microscope to transform the defect between different arrangements, which resulted
in a migration of the structure from one
image to the next.
After working on the problem for years,
in 1990, Henderson captured the first 3 - D
image of a protein using an
electron microscope.
This is a scanning
electron microscope image of the head of «Dark - fly,» a Drosophila melanogaster line reared for 1,400 generations
in a dark environment.
These scanning
electron microscope images of coccolithophorids were all taken by Markus Geisen of the Alfred Wegener Institute for Polar and Marine Research
in Bremerhaven, Germany.
Yarn made of niobium nanowires, seen here
in a scanning
electron microscope image (background), can be used to make very efficient supercapacitors, MIT researchers have found.
The researchers, who evaluated the BSCB
in test animals at seven and 30 days after stroke modeling, found that ischemic stroke damaged the gray and white matter
in the cervical spinal cord on both sides of the spinal column, based on analysis of
electron microscope images.
Electron microscope image of MIddle East Respiratory Syndrome virus particles, colorized
in yellow.
A tiny phage attacks an E. coli cell
in this false - color
image from a transmission
electron microscope.
Graphene's carbon atoms, depicted as bright blobs
in this scanning transmission
electron microscope image, form a chicken wire pattern.
The
electron microscope image shows diamond nanoparticles suspended
in oil.
The resulting
electron microscope pixel array detector records an
image frame
in under a millisecond, and can detect from 1 to 1,000,000 primary
electrons per pixel per
image frame.
In this technique, a transmission electron microscope is used to record images of a sub-micrometre-sized region from different angles in quick successio
In this technique, a transmission
electron microscope is used to record
images of a sub-micrometre-sized region from different angles
in quick successio
in quick succession.
DEEP DEVELOPMENT Diamonds (dark grey) begin to form from minerals containing iron and magnesium (white) and from carbon - oxygen compounds called carbonates (light grey)
in a scanning
electron microscope image.
A false - color
electron microscope image showing E. coli bacteria (green) trapped over xylem pit membranes (red and blue)
in the sapwood after filtration.
Rather than the light used
in a traditional
microscope, this technique uses focused beams of
electrons to illuminate a sample and form
images with atomic resolution.
In this
image, captured by an
electron microscope, HIV is infecting these CD4 T immune cells.
The
electron microscope images, or micrographs, showed complex crystalline structures that formed
in large part thanks to the shape of the gold nanoparticles.
ZIKA BLOCKER A new therapy tested
in mice curtails the effects of Zika virus (shown red
in this transmission
electron microscope image).
Researchers at OIST
imaged these samples
in glass - like amorphous ice, which contains hundreds of pieces of heterochromatin, under a cryo -
electron microscope.
Researchers at the University of Leeds and
in Japan used
electron microscopes to capture
images of the largest type of motor protein, called dynein, during the act of stepping along its molecular track.
Eliminating iron particles lodged inside large multiwalled nanotubes proved to be harder, but transmission
electron microscope images showed their numbers, especially
in single - walled tubes, to be greatly diminished.
In these scanning electron microscope images, microscopic differences in filaments in black feathers of three bird of paradise species and one close relative, the lesser melampitta (Melampitta lugubris), become clea
In these scanning
electron microscope images, microscopic differences
in filaments in black feathers of three bird of paradise species and one close relative, the lesser melampitta (Melampitta lugubris), become clea
in filaments
in black feathers of three bird of paradise species and one close relative, the lesser melampitta (Melampitta lugubris), become clea
in black feathers of three bird of paradise species and one close relative, the lesser melampitta (Melampitta lugubris), become clear.
Transmission
electron microscope image of negative - stained, Fortaleza - strain Zika virus (red), isolated from a microcephaly case
in Brazil.
In the 1970s biologists studying pregnant baboons were shocked as they looked at
electron microscope images of the placenta.
This is a colorized scanning
electron microscope image of the new species from Los Angeles named
in honor of the teacher that discovered it on a class field trip, Exosphaeroma pentcheffi.
Here, there aren't as many bacteria
in thick biofilms, and viruses swarm the microbes (as seen
in this
image from an
electron microscope), picking them off one by one.
As a student
in Soviet Bratislava, Makuwa says she was fascinated by the
electron microscope, a massive instrument that revealed startling insights through
images: stringy cell membranes and steampunk viral injection systems.
Brookhaven Lab is home to one of only a few Scanning Transmision
Electron Microscope (STEM) machines
in the world and one of the few that can
image single heavy atoms.
The group has developed liquid - helium cooled scanning probe
microscopes (SPMs) that can
image electron motion through a two dimensional
electron gas,
in GaAs / AlGaAs and graphene / hBN layered structures.
The results, and some incredible
images taken by
electron microscope, were published
in Science on Sunday night.
By taking multiple
images of the iron - platinum nanoparticle with an advanced
electron microscope at Lawrence Berkeley National Laboratory and using powerful reconstruction algorithms developed at UCLA, the researchers determined the precise three - dimensional arrangement of atoms
in the nanoparticle.
Surface chemistry on nanosized gold particles, shown here at low - magnification, left, and high - magnification, right,
in images produced with a scanning
electron microscope, was studied with infrared light produced by Berkeley Lab's Advanced Light Source.
«The basic goal is simple — would like to be able to
image all of the neurons
in the brain — but the datasets from X-rays and
electron microscopes are extremely large.