Electron

Frases y oraciones de ejemplo

electron microscopy   (microscopio de electrones)

Annellations can only be observed by electron microscopy.

"Chimaericola leptogaster" was studied with transmission electron microscopy.

In 1970 she and her husband founded Structure Probe, an electron microscopy company.

electron beam   (rayo de electrones)

The spent electron beam is absorbed by a collector electrode at the end of the tube.

Lau (Lau Wai Shing) developed "true oxide electron beam induced current" in the 1990s.

It modulates, accelerates, and deflects electron beam(s) onto the screen to create the images.

electron microscope   (microscopio electrónico)

Perichromatin fibrils are visible only under electron microscope.

Siemens produced the first commercial electron microscope in 1938.

Siemens produced a transmission electron microscope (TEM) in 1939.

electron transport   (transporte de electrones)

The electron transport chain oxidizes coenzymes NADH and FADH2.

Purple bacteria use cyclic electron transport driven by a series of redox reactions.

It involves substrate-level phosphorylation in the absence of a respiratory electron transport chain.

electron density   (densidad de electrones)

Most chemical reaction in general involves a change in electron density.

Different molecular orbitals have different spatial distribution of the electron density.

Similarly, positron annihilation can be used as an indirect measurement of local electron density.

electron transfer

Both domains are involved in electron transfer within the complex.

Ascorbate can terminate these chain radical reactions by electron transfer.

One example is electron transfer in a mixed valence dimer of metal clusters.

scanning electron

Also in 1937, Manfred von Ardenne pioneered the scanning electron microscope.

Argon is preferred for the sputter coating of specimens for scanning electron microscopy.

Non-conductive materials can be imaged also by a variable pressure (or environmental) scanning electron microscope.

electron transport chain   (cadena de transporte de electrones)

The electron transport chain oxidizes coenzymes NADH and FADH2.

It involves substrate-level phosphorylation in the absence of a respiratory electron transport chain.

Four electrons are finally accepted by oxygen in the matrix to complete the electron transport chain.

electron acceptor

In well-oxygenated sediments, oxygen is the main electron acceptor in aerobic respiration.

The tendency to achieve low energy aromatic structure makes it a good electron acceptor core.

DARP use As(V) as the electron acceptor of anaerobic respiration and obtain energy to survive.

transmission electron   (electrón de transmisión)

Siemens produced a transmission electron microscope (TEM) in 1939.

"Chimaericola leptogaster" was studied with transmission electron microscopy.

Dislocations can be observed using transmission electron microscopy, field ion microscopy and atom probe techniques.

electron capture

The most stable of these is , decaying by electron capture with a half-life of ays.

It decays by electron capture to stable K with a half-life of about a hundred thousand years.

However, Dy decays primarily by alpha decay, and Dy and Dy decay primarily by electron capture.

electron donor   (donante de electrones)

And because it "donates" electrons it is also called an electron donor.

Cyanobacteria normally perform oxygenic photosynthesis using water as electron donor.

They are anoxygenic because they do not use water as an electron donor to produce oxygen.

transmission electron microscopy   (microscopio de transmisión por electrones)

"Chimaericola leptogaster" was studied with transmission electron microscopy.

Dislocations can be observed using transmission electron microscopy, field ion microscopy and atom probe techniques.

Those clusters can be isolated by encapsulating them into fullerene molecules, as confirmed by transmission electron microscopy.

free electron   (electrón libre)

Only the free electron gas case can be solved exactly.

The μ-N-bridging mode arises when the free electron pair at nitrogen gives rise to dimerization.

The total number of electrons reaching the anode is equal to 2 with n the number of collisions, plus the single initiating free electron.