language:
Find link is a tool written by Edward Betts.searching for Lumo Energy 23 found (38 total)
alternate case: lumo Energy
HOMO and LUMO
(402 words)
[view diff]
no match in snippet
view article
find links to article
In chemistry, HOMO and LUMO are types of molecular orbitals. The acronyms stand for highest occupied molecular orbital and lowest unoccupied molecularSilanone (597 words) [view diff] case mismatch in snippet view article find links to article
The reason for this instability is the weak pi bond with a small HOMO–LUMO energy gap caused by an unfavorable overlap between the p-orbitals of siliconKoopmans' theorem (2,894 words) [view diff] case mismatch in snippet view article find links to article
possible depending on the exchange-correlation approximation employed. The LUMO energy shows little correlation with the electron affinity with typical approximationsInverse electron-demand Diels–Alder reaction (2,637 words) [view diff] case mismatch in snippet view article find links to article
Diene Name HOMO Energy (eV) LUMO Energy (eV) Reaction Pathway (DA/DAINV) 2-cyclohexylidene-3-oxo-3-phenylpropanenitrile -9.558 2.38 DAINV Acrolein -14Thermally activated delayed fluorescence (2,494 words) [view diff] case mismatch in snippet view article find links to article
carbazole groups are antiplanar, the differences between the HOMO and LUMO energy levels is minimized and the compound can more easily transfer betweenPolyfluorene (3,873 words) [view diff] no match in snippet view article find links to article
the electron accepting molecules lowest unoccupied molecular orbital (LUMO) energy level. By adding electron withdrawing pendant molecules to conjugatedThiobenzophenone (480 words) [view diff] case mismatch in snippet view article find links to article
cycloadditions is related but not limited to the size of the small HOMO/LUMO energy gap of the π-MOs of the C=S double bond. Reactions between thiobenzophenoneN-Heterocyclic carbene boryl anion (2,511 words) [view diff] case mismatch in snippet view article find links to article
diversity the optoelectronic properties by reducing the LUMO energy level. This lowering of the LUMO energy increases acceptor ability by lowering the energyHSAB theory (2,118 words) [view diff] case mismatch in snippet view article find links to article
high electronegativity (bases) high low HOMO energy of bases low higher LUMO energy of acids high lower (but more than soft-base HOMO) affinity ionic bonding1,3-Dipolar cycloaddition (6,396 words) [view diff] case mismatch in snippet view article find links to article
III. The dominant pathway is the one which possesses the smallest HOMO-LUMO energy gap. The dipole has a high-lying HOMO which overlaps with LUMO of thePolymer-fullerene bulk heterojunction solar cell (2,521 words) [view diff] case mismatch in snippet view article find links to article
molecules are photoexcited, they jump from the HOMO to LUMO energy level. The electrons now in the LUMO energy level can travel to nearby acceptor molecules,Lewis acid catalysis (5,026 words) [view diff] case mismatch in snippet view article find links to article
Diels-Alder and 1,3-dipolar cycloaddition reactions, Lewis acids lower the LUMO energy of the dienophile or dipolarphile, respectively, making it more reactiveTellurophenes (5,041 words) [view diff] case mismatch in snippet view article find links to article
transitions. Upon addition of halogen, however, it was found that the HOMO-LUMO energy gap decreased, with the LUMO possessing significant Te-X antibondingHückel method (7,291 words) [view diff] case mismatch in snippet view article find links to article
{\textstyle \Psi _{-}={\frac {1}{\sqrt {2}}}(\phi _{1}-\phi _{2})\,} is the LUMO energy. If, contrary to the Hückel treatment, a positive value for S := S 12Bioorthogonal chemistry (5,098 words) [view diff] case mismatch in snippet view article find links to article
Electron withdrawing groups such as fluorine increase rate by decreasing LUMO energy and the HOMO-LUMO gap. This leads to a greater charge transfer from theOrganic solar cell (13,622 words) [view diff] case mismatch in snippet view article find links to article
serves as the conduction band. The energy separation between the HOMO and LUMO energy levels is considered the band gap of organic electronic materials andDiels–Alder reaction (7,907 words) [view diff] case mismatch in snippet view article find links to article
as the lowest unoccupied molecular orbital (LUMO). However, the HOMO–LUMO energy gap is close enough that the roles can be reversed by switching electronicNon-fullerene acceptor (2,196 words) [view diff] no match in snippet view article find links to article
electronic affinity tunability. Their compatibility originates from their LUMO-energy value similarity. The driving force is minimized to solely CoulombicLewis acidic antimony compounds (2,302 words) [view diff] case mismatch in snippet view article find links to article
energy increases the Lewis acidity. For example, Sb(C6H5)3 has a higher LUMO energy (−0.55 eV) and weaker FIA (59 kcal/mol) than Sb(C6F5)3 (−1.76 eV andBorole (4,514 words) [view diff] case mismatch in snippet view article find links to article
bonding interactions from nitrogen in [(Me3Si)2NBC4Ph4] raises the borole LUMO energy and a resulting blue shift of the lowest energy absorption in UV-VisBoraacenes (2,835 words) [view diff] case mismatch in snippet view article find links to article
energies, individually, are higher. This gap is associated with a lower LUMO energy rather than a higher HOMO energy, as each boron compound has a relatively9-Borafluorene (2,648 words) [view diff] case mismatch in snippet view article find links to article
with the frontier molecular orbitals above, explaining the trends in LUMO energy. The HOMO has a small contribution from the boron atom and is thus affectedSecond-order Jahn-Teller distortion in main-group element compounds (1,244 words) [view diff] case mismatch in snippet view article find links to article
3p and 1s orbitals in PH3 (versus between 2p and 1s in NH3), the HOMO-LUMO energy gap in PH3 will be smaller than that of NH3. This allows for a stronger