The term quantum efficiency (QE) may apply to incident photon to converted electron (IPCE) ratio of a photosensitive device, or it may refer to the TMR...
11 KB (1,521 words) - 14:55, 19 February 2024
by the quantum efficiency value, as they affect external quantum efficiency. Recombination losses are accounted for by the quantum efficiency, VOC ratio...
51 KB (6,084 words) - 23:03, 22 May 2025
The detective quantum efficiency (often abbreviated as DQE) is a measure of the combined effects of the signal (related to image contrast) and noise performance...
10 KB (1,574 words) - 17:03, 7 August 2023
Solar cell (redirect from High-efficiency solar cell)
thermodynamic efficiency, quantum efficiency, integrated quantum efficiency, VOC ratio, and fill factor. Reflectance losses are a portion of quantum efficiency under...
147 KB (16,407 words) - 20:24, 22 May 2025
OLED (section Efficiency of blue OLEDs)
structure. Doping of OLEDs is used to increase radiative efficiency by direct modification of the quantum-mechanical optical recombination rate. Doping is additionally...
159 KB (17,822 words) - 18:14, 27 May 2025
Volumetric efficiency, in internal combustion engine design for the RAF Lift-to-drag ratio Faraday efficiency, electrolysis Quantum efficiency, a measure...
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2022, efficiency exceeds 18.1%. Quantum dot solar cells have the potential to increase the maximum attainable thermodynamic conversion efficiency of solar...
35 KB (4,428 words) - 10:47, 28 May 2025
2000. The theory surrounding quantum well devices has led to significant advancements in the production and efficiency of many modern components such...
42 KB (6,145 words) - 04:01, 25 May 2025
Spontaneous emission is the process in which a quantum mechanical system (such as a molecule, an atom or a subatomic particle) transits from an excited...
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trapping in defect states), which reduces fluorescent quantum yield, or the conversion efficiency of absorbed photons into emitted fluorescence. To combat...
117 KB (13,790 words) - 04:11, 29 May 2025
Shockley–Queisser limit (redirect from Shockley-Queisser efficiency limit)
with a quantum efficiency smaller than 1. The cell may be more sensitive to these lower-energy photons. Dyes, rare-earth phosphors and quantum dots are...
44 KB (6,222 words) - 12:09, 25 May 2025
Photocathode (section Quantum Efficiency (QE))
device such as a photomultiplier, phototube and image intensifier. Quantum efficiency is a unitless number that measures the sensitivity of the photocathode...
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manufacture the cladding and quantum well layers for ultraviolet LEDs, but these devices have not yet reached the level of efficiency and technological maturity...
118 KB (12,979 words) - 02:20, 30 May 2025
photodiode, a photodetector structure with low lag, low noise, high quantum efficiency and low dark current. It was first publicly reported by Teranishi...
50 KB (6,364 words) - 05:15, 23 April 2025
optical output coupling efficiency, have not been optimized. The development of efficient green PeLEDs with a external quantum efficiency (EQE) exceeding 30%...
17 KB (2,032 words) - 21:22, 22 May 2025
A quantum computer is a computer that exploits quantum mechanical phenomena. On small scales, physical matter exhibits properties of both particles and...
113 KB (12,431 words) - 14:14, 27 May 2025
Reciprocity (optoelectronic) (section Reciprocity between the photovoltaic quantum efficiency and the electroluminescence spectrum of a pn-junction diode)
minority carrier density and are explained below. The photovoltaic quantum efficiency Q e , P V {\displaystyle Q_{e,PV}} is a spectral quantity that is...
15 KB (1,920 words) - 04:36, 27 May 2025
Dye-sensitized solar cell (section Efficiency)
the "quantum efficiency" is used to compare the chance that one photon (of a particular energy) will create one electron. In quantum efficiency terms...
74 KB (9,359 words) - 19:13, 23 May 2025
quantum efficiency of 29% and a power conversion efficiency of 2.9% under monochromatic illumination. Replacing MEH-PPV with P3HT produced a quantum yield...
113 KB (13,808 words) - 17:59, 22 May 2025
obtained from quantum-well lasers than from conventional laser diodes using a particular semiconductor material. The efficiency of a quantum-well laser is...
13 KB (1,730 words) - 13:30, 24 May 2025
Shot noise (redirect from Quantum mottle)
t+N_{r}^{2}}}},} where: I = photon flux (photons/pixel/second), QE = quantum efficiency, t = integration time (seconds), Nd = dark current (electrons/pixel/sec)...
20 KB (2,957 words) - 04:09, 15 May 2025
External quantum efficiency Quantum efficiency of a solar cell T.Y.Fan (1993). "Heat generation in Nd:YAG and Yb:YAG". IEEE Journal of Quantum Electronics...
5 KB (593 words) - 13:59, 23 September 2024
environmentally friendly quantum dots based on lead-free materials and improving quantum dot film processing to enhance stability and efficiency. In 2022, semitransparent...
130 KB (14,664 words) - 14:30, 21 May 2025
We can estimate the limiting efficiency of ideal infinite multi-junction solar cells using the graphical quantum-efficiency (QE) analysis invented by C...
61 KB (8,210 words) - 16:30, 24 May 2025
Scintillation counter (section Detector efficiencies)
physics research because they can be made inexpensively yet with good quantum efficiency, and can measure both the intensity and the energy of incident radiation...
14 KB (1,599 words) - 15:04, 14 January 2025
Photovoltaics (category Quantum chemistry)
by the quantum efficiency value, as they affect external quantum efficiency. Recombination losses are accounted for by the quantum efficiency, VOC ratio...
115 KB (14,405 words) - 13:05, 2 April 2025
fluorescence quantum yields in scattering media requires additional considerations and corrections. Förster resonance energy transfer efficiency (E) is the...
12 KB (1,546 words) - 07:58, 25 May 2025
sometimes expressed as a quantum efficiency, that is, as probability of getting a quantum reaction, such as a captured electron, to a quantum of light, as a function...
8 KB (728 words) - 13:38, 17 September 2022
faster, while simultaneously increasing the quantum efficiency at the resonant wavelengths. The quantum efficiency of conventional detectors is dominated by...
15 KB (2,486 words) - 21:36, 7 April 2025
photoconductive mode. The wavelength-dependence may also be expressed as a quantum efficiency or the ratio of the number of photogenerated carriers to incident...
29 KB (3,387 words) - 21:59, 7 May 2025