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  • of an electron to a higher energy state. This can either be done by photoexcitation (PE), where the original electron absorbs the photon and gains all...
    22 KB (2,502 words) - 14:08, 6 September 2024
  • chemistry, photoisomerization is a form of isomerization induced by photoexcitation. Both reversible and irreversible photoisomerizations are known for...
    8 KB (784 words) - 15:26, 25 October 2023
  • Thumbnail for Photoluminescence
    of many forms of luminescence (light emission) and is initiated by photoexcitation (i.e. photons that excite electrons to a higher energy level in an...
    27 KB (3,340 words) - 07:43, 20 March 2024
  • Thumbnail for Sultana N. Nahar
    on atomic processes of photoionization, electron-ion recombination, photoexcitation, collision. Her contributions include development of the unified method...
    5 KB (425 words) - 12:37, 13 October 2023
  • Thumbnail for Photosensitizer
    π-systems, which lowers the energy of HOMO and LUMO orbitals to promote photoexcitation. While many photosensitizers are organic or organometallic compounds...
    28 KB (3,007 words) - 03:11, 8 July 2024
  • injected from appropriate electrodes or are introduced by doping or photoexcitation. In molecular crystals the energetic separation between the top of...
    27 KB (3,150 words) - 13:14, 17 September 2024
  • source other than force itself, ML is often manifested by external photoexcitation such as a UV lamp. The most common cause of ML is related to changes...
    2 KB (252 words) - 15:06, 28 March 2019
  • the introductory paragraph. A few further examples are given in ref. Photoexcitation has been shown to produce persistent states in vanadates and manganite...
    9 KB (1,052 words) - 10:19, 13 August 2023
  • Doesschate, J. & Alpern, M., 1967a. Effect of photoexcitation of the two retinas on pupil size. Journal of neurophysiology, 30(3), pp. 562–576. ten Doesschate...
    4 KB (397 words) - 23:58, 6 June 2023
  • The mechanism of [2+2] photocyclization is proposed to begin with photoexcitation of the enone to a singlet excited state. The singlet state is typically...
    9 KB (1,024 words) - 06:19, 29 April 2024
  • Photochemical reduction involves chemical reduction (redox) generated from the photoexcitation of another molecule, called a photosensitizer. To harness the sun's...
    9 KB (978 words) - 21:17, 25 February 2024
  • Thumbnail for Photoemission spectroscopy
    this equation is the energy of the UV light quanta that are used for photoexcitation. Photoemission spectra are also measured using tunable synchrotron...
    10 KB (1,218 words) - 21:02, 10 December 2023
  • and niobium). Methods for dissociation of bonds in P4 molecules via photoexcitation were also proposed. The molecule attracted attention in 2006, when...
    7 KB (631 words) - 11:38, 28 October 2024
  • Thumbnail for Triiodide
    iodine atom at the shorter end of the triiodide anion dissociates upon photoexcitation showing two-body dissociation. In the solid state, the triiodide photochemistry...
    16 KB (1,587 words) - 04:56, 16 October 2024
  • Thumbnail for Photochemistry
    be destructive, as illustrated by the photodegradation of plastics. Photoexcitation is the first step in a photochemical process where the reactant is...
    26 KB (2,821 words) - 17:42, 23 August 2024
  • Thumbnail for Ecamsule
    UV, ecamsule undergoes reversible photoisomerization, followed by photoexcitation. The absorbed UV is then released as thermal energy, without penetrating...
    10 KB (1,118 words) - 02:37, 24 September 2024
  • Thumbnail for Biocatalysis
    Braddock A.; Scholes, Gregory D.; Hyster, Todd K. (2019-06-21). "Photoexcitation of flavoenzymes enables a stereoselective radical cyclization". Science...
    18 KB (2,071 words) - 18:18, 13 September 2024
  • Thumbnail for Shockley–Queisser limit
    promoted in energy to the conduction band. This process is known as photoexcitation. As the name implies, electrons in the conduction band are free to...
    44 KB (6,215 words) - 05:26, 24 March 2024
  • energy transfer from the quantum dot to the non-carbon nanotubes upon photoexcitation. Nanodevices based on one-dimensional nanomaterials are thought for...
    15 KB (1,661 words) - 11:35, 7 November 2023
  • solar photon. Any photon with more energy than the bandgap can cause photoexcitation, but any energy above the bandgap energy is lost. Consider the solar...
    11 KB (1,260 words) - 23:31, 25 April 2021
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