An electron multiplier is a vacuum-tube structure that multiplies incident charges. In a process called secondary emission, a single electron can, when...
6 KB (736 words) - 14:42, 10 August 2023
A charge-coupled device (CCD) is an integrated circuit containing an array of linked, or coupled, capacitors. Under the control of an external circuit...
50 KB (6,364 words) - 06:24, 7 June 2025
Vacuum tube (redirect from Electron device)
A vacuum tube, electron tube, thermionic valve (British usage), or tube (North America) is a device that controls electric current flow in a high vacuum...
125 KB (15,982 words) - 12:12, 1 June 2025
Video camera tube (section Charge-storage tubes)
devices based on the cathode-ray tube that were used in television cameras to capture television images, prior to the introduction of charge-coupled device...
108 KB (12,446 words) - 14:47, 5 June 2025
Intensity (physics) (section Electron beams)
vector. For electron beams, intensity is the probability of electrons reaching some particular position on a detector (e.g. a charge-coupled device) which...
7 KB (965 words) - 21:02, 24 May 2025
Diode (category Semiconductor devices)
in a single device, either as a linear array or as a two-dimensional array. These arrays should not be confused with charge-coupled devices. PIN diodes...
64 KB (7,336 words) - 22:38, 28 April 2025
Photodiode (category Silicon photonics devices)
widely used in many applications of charge transfer devices. Early charge-coupled device image sensors suffered from shutter lag. This was largely explained...
29 KB (3,387 words) - 21:59, 7 May 2025
environmental scanning electron microscope (ESEM) is a scanning electron microscope (SEM) that allows for the option of collecting electron micrographs of specimens...
69 KB (8,297 words) - 18:04, 22 May 2025
Sound amplification by stimulated emission of radiation (section Narrow-gap indirect semiconductors and excitons in coupled quantum wells)
Such devices could be high precision measurement instruments and they could lead to high energy focused sound. Using SASERs to manipulate electrons inside...
55 KB (7,503 words) - 03:49, 5 March 2025
transistor (BJT) is a type of transistor that uses both electrons and electron holes as charge carriers. In contrast, a unipolar transistor, such as a...
54 KB (6,645 words) - 01:21, 1 June 2025
disulfide bond cleavage takes place by ECD of multiply charge proteins or peptides produced by ESI. Electron capture by these proteins releases H atom, captured...
26 KB (3,262 words) - 20:43, 30 January 2024
reflection fluorescence correlation microscopy using an electron multiplying charge-coupled device camera". Analytical Chemistry. 79 (12): 4463–4470. doi:10...
63 KB (7,969 words) - 21:02, 28 May 2025
test this new technology. The electron multiplying charge-coupled devices (EMCCDs) can suffer from clock-induced charge and spurious signals and require...
14 KB (1,271 words) - 14:25, 10 March 2025
Ion source (redirect from Electron beam ion source)
engines. Electron ionization is widely used in mass spectrometry, particularly for organic molecules. The gas phase reaction producing electron ionization...
58 KB (7,164 words) - 22:50, 2 June 2025
electrical engineering, a capacitor is a device that stores electrical energy by accumulating electric charges on two closely spaced surfaces that are...
122 KB (15,164 words) - 07:09, 3 June 2025
done on an elementary electric charge (such as an electron) if it travels once around the loop. For two-terminal devices modeled as a Thévenin equivalent...
54 KB (6,968 words) - 04:42, 13 May 2025
Photodetector (section Based on device structure)
amplification. Charge-Coupled Devices (CCDs): CCDs are imaging sensors composed of an array of tiny capacitors. Incident light generates charge in the capacitors...
24 KB (2,694 words) - 01:31, 24 May 2025
Inductively coupled plasma mass spectrometry (ICP-MS) is a type of mass spectrometry that uses an inductively coupled plasma to ionize the sample. It...
47 KB (6,585 words) - 03:39, 16 January 2025
of advanced detectors for transmission electron microscopy such as charge-coupled device and direct electron detectors, which improve the accuracy and...
143 KB (15,555 words) - 16:27, 22 May 2025
including charge-coupled device (CCD), electron-multiplying CCD (EMCCD), scientific CMOS (sCMOS - an improved Active pixel sensor), and intensified charge-coupled...
19 KB (1,946 words) - 09:26, 24 May 2025
If the charge in the floating gate is not modified during the circuit usage, the operation is capacitively coupled. In the capacitively coupled regime...
15 KB (1,867 words) - 19:40, 24 May 2025
Ionization (section Multiphoton ionization of inner-valence electrons and fragmentation of polyatomic molecules)
which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons, often in conjunction with other chemical changes. The resulting...
50 KB (6,848 words) - 22:51, 22 May 2025
Photomultiplier tube (redirect from Photo-electric multiplier)
entry window of the device. Electrons are ejected from the surface as a consequence of the photoelectric effect. These electrons are directed by the focusing...
36 KB (4,464 words) - 07:11, 25 May 2025
Tetrode (redirect from Space-charge grid tube)
action of the heated thermionic cathode was to create a space charge, or cloud of electrons, around the cathode. <confused: de Forest invented the triode...
34 KB (4,311 words) - 08:24, 26 March 2025
CMOS (section Single-electron MOS transistors)
"Prospects for Wide Bandgap and Ultrawide Bandgap CMOS Devices" (PDF). IEEE Transactions on Electron Devices. 67 (10): 4010–20. Bibcode:2020ITED...67.4010B....
57 KB (6,554 words) - 21:57, 1 June 2025
Mass spectrometry (section Inductively coupled plasma)
such as an electron multiplier. Results are displayed as spectra of the signal intensity of detected ions as a function of the mass-to-charge ratio. The...
82 KB (10,342 words) - 13:45, 23 May 2025
but settle back into a hole instead of migrating to the electron-accepting ZnO layer. Charge amplifier Electret Electronic component Electrostriction...
88 KB (9,759 words) - 05:50, 2 June 2025
and the low-voltage supply begins charging the capacitors again. The principle of multiplying voltage by charging capacitors in parallel and discharging...
16 KB (2,065 words) - 16:25, 3 June 2025
phosphorescent scintillators paired with a charge coupled device (CCD) to detect electrons. While these devices have good electron sensitivity, they lack the necessary...
41 KB (4,822 words) - 14:14, 22 May 2025
Effective mass (solid-state physics) (redirect from Effective electron mass)
factors. For electrons or electron holes in a solid, the effective mass is usually stated as a factor multiplying the rest mass of an electron, me (9.11...
27 KB (3,717 words) - 07:00, 20 February 2025