• Thumbnail for Quantum efficiency
    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
  • Thumbnail for Solar-cell efficiency
    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
  • Thumbnail for 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
  • Thumbnail for OLED
    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...
    12 KB (1,551 words) - 23:14, 13 March 2025
  • Thumbnail for Quantum dot solar cell
    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
  • Thumbnail for Quantum well
    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...
    24 KB (3,200 words) - 19:10, 23 May 2025
  • Thumbnail for Quantum dot
    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
  • Thumbnail for Shockley–Queisser 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
  • Thumbnail for Photocathode
    device such as a photomultiplier, phototube and image intensifier. Quantum efficiency is a unitless number that measures the sensitivity of the photocathode...
    17 KB (2,302 words) - 20:09, 10 May 2025
  • Thumbnail for Light-emitting diode
    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
  • Thumbnail for Quantum computing
    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
  • 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
  • Thumbnail for Dye-sensitized solar cell
    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
  • Thumbnail for Organic solar cell
    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
  • Thumbnail for Shot noise
    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
  • Thumbnail for Thin-film solar cell
    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
  • Thumbnail for Multi-junction solar cell
    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
  • Thumbnail for Scintillation counter
    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
  • Thumbnail for Photovoltaics
    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
  • Thumbnail for Spectral sensitivity
    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
  • Thumbnail for Photodiode
    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