• In chemistry, frontier molecular orbital theory is an application of molecular orbital theory describing HOMO–LUMO interactions. In 1952, Kenichi Fukui...
    10 KB (1,343 words) - 18:11, 14 December 2024
  • In chemistry, molecular orbital theory (MO theory or MOT) is a method for describing the electronic structure of molecules using quantum mechanics. It...
    28 KB (3,710 words) - 11:02, 31 May 2025
  • Thumbnail for HOMO and LUMO
    LUMO are sometimes collectively called the frontier orbitals, such as in the frontier molecular orbital theory. The energy difference between the HOMO and...
    5 KB (510 words) - 23:07, 2 July 2025
  • According to the frontier molecular orbital theory, the sigma bond in the ring will open in such a way that the resulting p-orbitals will have the same...
    11 KB (1,269 words) - 03:10, 14 October 2024
  • evaluated using the frontier molecular orbitals, which can be obtained computationally. In general, the atom that carries the largest orbital coefficient in...
    65 KB (6,458 words) - 13:19, 24 June 2025
  • key assumptions of frontier molecular orbital theory (i.e., theory of HOMO–LUMO interactions) and hard soft acid base (HSAB) theory. Conceptually, it highlights...
    6 KB (806 words) - 09:48, 4 November 2024
  • the frontier orbitals described by the function, specifically the HOMO and LUMO. Fukui functions are related in part to the frontier molecular orbital theory...
    4 KB (647 words) - 12:13, 24 June 2025
  • chemistry, the bonding orbital is used in molecular orbital (MO) theory to describe the attractive interactions between the atomic orbitals of two or more atoms...
    9 KB (1,093 words) - 22:34, 24 September 2022
  • The relative orbital size on each atom is represented by orbital coefficients in the Frontier molecular orbital theory (FMO). Orbitals will align to...
    26 KB (2,637 words) - 13:49, 24 June 2025
  • method or Hückel molecular orbital theory, proposed by Erich Hückel in 1930, is a simple method for calculating molecular orbitals as linear combinations...
    45 KB (7,290 words) - 13:18, 24 May 2025
  • Reptation theory — Polymer field theory — Møller–Plesset perturbation theory — density functional theoryFrontier molecular orbital theory — Polyhedral...
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  • Thumbnail for Azomethine ylide
    discussion of frontier molecular orbital theory of 1,3-dipolar cycloadditions, see 1,3-dipolar cycloaddition#Frontier molecular orbital theory. 1,3-Dipolar...
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  • macroblock ordering Fragment molecular orbital Francisco Morazán Department, a department in Honduras Frontier molecular orbital theory Münster Osnabrück Airport...
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  • frontier orbitals, that is the Highest Occupied Molecular Orbital (HOMO) and the Lowest Unoccupied Molecular Orbital (LUMO). Ryōji Noyori was awarded the 2001...
    211 KB (22,859 words) - 12:35, 9 June 2025
  • Thumbnail for Diels–Alder reaction
    of the transition state can be an overwhelming influence. Frontier molecular orbital theory has also been used to explain the regioselectivity patterns...
    70 KB (8,039 words) - 12:24, 15 July 2025
  • cycloaddition reactions is Frontier Molecular Orbital Theory, which describes the interaction between the Highest Occupied Molecular Orbital (HOMO) and the Lowest...
    10 KB (1,042 words) - 13:52, 24 June 2025
  • Thumbnail for Photochemistry
    that can be analyzed using these rules or by the related frontier molecular orbital theory. Some photochemical reactions are several orders of magnitude...
    26 KB (2,834 words) - 12:30, 23 May 2025
  • silico) methods. 2,3-sigmatropic rearrangement NIH shift Frontier molecular orbital theory Carey, F.A. and R.J. Sundberg. Advanced Organic Chemistry...
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  • Thumbnail for Oxocarbenium
    In terms of frontier molecular orbital theory, the Lowest Unoccupied Molecular Orbital (LUMO) of the oxocarbenium ion is a π* orbital that has the large...
    18 KB (2,187 words) - 15:08, 19 April 2025
  • a mathematical foundation for key assumptions in frontier molecular orbital theory and HSAB theory. His research, titled "Structure-Activity Studies...
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  • Thumbnail for Inverted ligand field theory
    ligand field theory (ILFT) describes a phenomenon in the bonding of coordination complexes where the lowest unoccupied molecular orbital is primarily...
    26 KB (2,936 words) - 00:36, 18 July 2025
  • mixing full and empty orbitals to delocalize electrons, known as hyperconjugation. When the highest occupied molecular orbital (HOMO) of one system and...
    14 KB (1,895 words) - 18:19, 7 February 2025
  • changed the field of organic chemistry and ushered in the frontier molecular orbital theory approach toward understanding reactions. K.C. Nicolaou and...
    29 KB (3,295 words) - 21:56, 15 July 2025
  • Thumbnail for Kenichi Fukui
    Kenichi Fukui (category Members of the International Academy of Quantum Molecular Science)
    frontier orbitals (HOMO/LUMO). This was based on three main observations of molecular orbital theory as two molecules interact. The occupied orbitals...
    18 KB (1,817 words) - 02:34, 18 July 2025
  • Nagai Nagayoshi. Frontier molecular orbital theory — Kenichi Fukui developed and published a paper on frontier molecular orbital theory in 1952. Fukuyama...
    583 KB (55,145 words) - 08:34, 18 July 2025
  • structure determination, organic synthesis, and applications of frontier molecular orbital theory to problems in organic chemistry. 1981 Tilden lectureship...
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  • Thumbnail for Woodward–Hoffmann rules
    distinct, aromatic transition state theory (Zimmerman and Dewar), frontier molecular orbital theory (Fukui), and orbital symmetry conservation (Woodward and...
    88 KB (11,083 words) - 22:40, 30 June 2025
  • Hartree–Fock theory (HF), the first ionization energy of a molecular system is equal to the negative of the orbital energy of the highest occupied molecular orbital...
    24 KB (2,898 words) - 02:55, 18 July 2025
  • Thumbnail for Photoredox catalysis
    the Woodward–Hoffmann rules of orbital symmetry, or other equivalent models such as frontier molecular orbital theory (FMO) or the Dewar-Zimmermann model...
    50 KB (6,259 words) - 11:09, 30 June 2025
  • Thumbnail for Isolobal principle
    two molecular fragments have similar frontier orbitals, the highest occupied molecular orbital (HOMO) and the lowest unoccupied molecular orbital (LUMO)...
    10 KB (1,091 words) - 21:17, 16 April 2025