scanning electron microscope

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scan·ning electron microscope

(skăn′ĭng)
n.
An electron microscope that forms a three-dimensional image on a cathode-ray tube by moving a beam of focused electrons across an object and reading both the electrons scattered by the object and the secondary electrons produced by it.

scanning electron microscope

n
(General Physics) a type of electron microscope that produces a three-dimensional image

scan′ning elec′tron mi`croscope


n.
a device in which electrons reflected by a specimen being examined under a moving beam are used to form a magnified, three-dimensional image on a television screen. Abbr.: SEM
[1950–55]

scan·ning electron microscope

(skăn′ĭng)
An electron microscope that moves a beam of electrons across an object and creates a three-dimensional image from both the electrons scattered by the object and the electrons knocked loose from the object.
Translations
microscopio elettronico a scansioneSEM
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References in periodicals archive ?
While the SEMS program does not offer academic credit to students, it provides church leaders with an opportunity to take weekly ministry and biblical education courses for a nominal fee per course.
Here, we presented the first case according to literature wherein colonic SEMS was inserted for stenotic CD instead of re-surgery because of concomitant Child B cirrhosis and severe portal hypertension.
It has some advantages compared with a conventional SEMS:[4] (i) excellent flexible makes it to better fit the curved colon wall, (ii) due to its compliance to eliminate the pressure of bend site and to reduce friction, hemorrhage, and hyperplasia in stent site, and (iii) more excellent patency, because the middle bracket could not prone to fold when stent is bending, which makes it continued patency.
A favorable outcome was achieved in 15 (83.3%) of 18 patients undergoing a single session of SEMS implantation procedures, whereas 3 patients needed more than two sessions of SEMS implantation procedures.
Between January 2009 and December 2013, eligble patients with symptomatic jaundice due to irresectable periampullary cancer were randomised to either a 10Fr plastic stent or an uncovered SEMS. The inclusion and exclusion criteria are shown in Table 1.
The addition of Phenom World's desktop SEM platform strengthens Thermo Fisher's leadership in electron microscopy and expands the company's entry-level and desktop SEMs offerings for customers working in the materials science, industrial manufacturing, life sciences and electronics industries.
SEMS remains patent for longer than a plastic stent because of its wide lumen [8, 9].
En ambas exploraciones (ya sea hueso seco o CBCT) se encontro una importante cantidad de foramenes ubicados en las siguientes 3 posiciones: SEMS (hueso:55; CBCT: 61), EEMSI (hueso:17; CBCT:15) e IEMI (hueso:66: CBCT 92).
Objectives: To determine the technical feasibility and clinical outcome of Self-expandable metal stents (SEMS) to palliate symptoms of malignant gastric outlet obstruction (GOO).
First Bank has said that Rick Sems has been appointed as regional president for the Midwest.
Researchers from Queen Mary University of London's (QMUL) School of Engineering and Materials Science (SEMS) manipulated the pore structure of a new type of bone graft, called Inductigraft, to mimic natural bone tissue.