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2 acteristic of 2 and 3 is that they possess a LUMO that develops through space as the result of the in
4 ractions of the stilbene pi* orbitals with a LUMO centered within the cage that has 4A(1) symmetry an
5 vorable energy level match with PCBM (with a LUMO energy level of -3.29 eV) and a favorable film doma
6 , in combination with the low-lying absolute LUMO energies, these data suggest that the compounds are
7 nd that exhibits the smallest donor/acceptor LUMO energy level offset, the photocurrent quantum yield
8 romatic donor (HOMO) and the NO(+) acceptor (LUMO) clearly suggests an ipso electrophilic attack by a
9 the lambda(abs) for a planned analogue, and LUMO levels of an aryl moiety vs 8-vinyl 9-Me-adenine, a
10 species with a high electron-deficiency and LUMO energies of -4.8 eV, bathochromic shifts, and a str
12 s system, self-assembly changes the HOMO and LUMO energies, making their population accessible via EC
13 da(em) and phi of 5-17 and computed HOMO and LUMO energy levels of fragments of 5-17, i.e., 8-vinyl 9
14 Thus, this dye possesses favorable HOMO and LUMO energy levels to render efficient sensitizing actio
17 m where constructive QI between the HOMO and LUMO is suppressed and destructive QI between the HOMO a
18 open-circuit voltage show that the HOMO and LUMO levels change continuously with composition in the
19 r conformation for both meshes with HOMO and LUMO orbitals entirely delocalized over the molecules.
20 tries of the meshes alongside their HOMO and LUMO orbitals were calculated using DFT calculations at
21 nd 4 reveal similar energies of the HOMO and LUMO orbitals, with the LUMO orbital of both complexes l
22 ngs, and thus the energy gap of the HOMO and LUMO pi orbitals is lower as compared to that of carbazo
23 -circuit voltage involve tuning the HOMO and LUMO positions of the donor (D) and acceptor (A), respec
25 Theoretical results show that the HOMO and LUMO states are always the pi and pi* states on the stil
26 mulations is that frontier orbitals HOMO and LUMO undergo substantial stabilization at the interface
27 igh EQE, it is critical to have the HOMO and LUMO values of one of the ions fall between those of the
32 s f(alphaalpha)(+) and f(betabeta)(+)(r) and LUMO densities considering finite differences and frozen
33 on was found to be controlled by Pd-HOMO ArO-LUMO interaction, where C-Cl insertion is facilitated by
34 A generic activation mode for asymmetric LUMO-lowering catalysis has been developed using the lon
36 on (634-659 nm) by radiative decay from beta-LUMO to beta-SOMO, based on density functional theory an
37 anotube conduction bands and the C61 and C71 LUMO levels are less than the exciton binding energy in
38 the reduction potentials and the calculated LUMO-positions are decreased by the introduction of the
39 lphaKG that lower the energy of its carbonyl LUMO, activating it for nucleophilic attack by the Fe-O2
40 broadening and splitting of the chromophore LUMO on complexation due to interaction with the cluster
42 ing efficiency is consistent with the deeper LUMO level of C85 methanofullerene in comparison with th
43 TI3T:Phenyl-PDI is found to have the deepest LUMO, intermediate crystallinity, and the most well-mixe
44 ding a low-lying and extensively delocalized LUMO and a wide HOMO-LUMO gap, which arise from the comb
46 nic assistance of C-C bond formation (i.e., "LUMO umpolung") and crossover from a diradical to a zwit
48 gy levels relative to ITIC1 (HOMO: -5.48 eV; LUMO: -3.84 eV), and higher electron mobility (1.3 x 10(
49 size dependent electronic properties (e.g., LUMO) of the clusters with respect to the band edges of
50 d the core positions, respectively, and gave LUMO energy levels that range from -3.57 to -4.14 eV.
52 dominated by the quasi-degenerate HOMO-1 --> LUMO and HOMO-2 --> LUMO excitations, while their intera
53 si-degenerate HOMO-1 --> LUMO and HOMO-2 --> LUMO excitations, while their interaction gives rise to
54 225) are described by singly excited HOMO -> LUMO configurations, providing a rational for the simult
55 tate of a molecule is dominated by the HOMO->LUMO excitation, a comparably simple but theoretically c
57 re more hydrophobic and have slightly higher LUMO energy levels, thus providing better device perform
58 rast to -0.6 eV estimated from reported HOMO LUMO differences, illustrating the challenges that persi
59 difications could be used to alter the HOMO, LUMO, and band gap over a range of 1.0, 0.5, and 0.5 eV,
60 support the structural model, predict a HOMO-LUMO energy gap of 1.77 eV, and predict a new "monomer m
61 filled electronic states and to open a HOMO-LUMO gap, the Jahn-Teller effect and relativistic spin-o
62 on barriers, polarization energies, and HOMO-LUMO energy gaps are strongly dependent on the particula
65 ructure and the key parameters, such as HOMO-LUMO gap, frontier molecular orbital energies, and react
66 y cytochrome c was further supported by HOMO-LUMO calculations performed at the density functional th
67 lic voltammetry studies, show decreased HOMO-LUMO energy gaps upon the installation of the push-pull
69 molecular orbitals show that the direct HOMO-LUMO transition is polarized orthogonal to the axis of c
72 etric pi-systems and their one electron HOMO-LUMO excitations, an intuitive understanding of the vexi
74 parameters like frontier orbital energy-HOMO-LUMO energy gap, hardness and softness were calculated u
75 magnetic with Ih symmetry and a 1.33 eV HOMO-LUMO gap, whereas the 4- ion undergoes a Jahn-Teller dis
76 ayer is based on a molecule with a high HOMO-LUMO gap, i.e., tetrafluorobenzene, no rectification is
77 y high energy HOMO, molecules with high HOMO-LUMO gaps and acceptor molecules with low energy LUMO an
79 to highly stable species with increased HOMO-LUMO gaps, akin to s-p hybridization in an organic carbo
81 realized 2D polymers grant insight into HOMO-LUMO gap contraction with increasing oligomer size and s
82 at the DFT level indicate a very large HOMO-LUMO energy gap in [M(6) Ge(16) ](4-) (2.22 eV), suggest
84 b; B = Mg, Zn, Cd), which possess large HOMO-LUMO gaps (1.29 to 1.54 eV) and low formation energies (
86 are found to be closed shell with large HOMO-LUMO gaps, and their electron affinities (EAs) are measu
88 functional show that a metal-to-ligand HOMO-LUMO excitation is mainly responsible for the blue color
91 er electron-accepting potency and lower HOMO-LUMO gaps than the corresponding TCBDs, as evidenced by
92 or-acceptor-donor systems feature lower HOMO-LUMO gaps than the terthiophene-linked nucleobases (Delt
93 agnetic moment of 28 microB, a moderate HOMO-LUMO gap, and weak inter-cluster interaction energy, mak
94 y of silylenes take advantage of narrow HOMO-LUMO energy gap and Lewis acid-base bifunctionality of d
95 nduction bands, coupled with the narrow HOMO-LUMO gap, affords a small band gap semiconductor with si
97 al mol(-1), which results in a narrowed HOMO-LUMO gap and a red shift in the visible part of the abso
98 itions yields oligomers with a narrower HOMO-LUMO gap relative to the all-thiophene analogue 2,2'-bit
99 -1 b and Pen-2 a) possess much narrower HOMO-LUMO gaps (1.65 and 1.42 eV redox, respectively) and hig
100 his strategy is the high sensitivity of HOMO-LUMO energies and photoinduced charge transfer toward se
104 al-lowest unoccupied molecular orbital (HOMO-LUMO) gap and natural bond orbital (NBO) valence energie
106 lude (i) both nanoclusters show similar HOMO-LUMO gap energy (i.e., Eg approximately 0.45 eV), indica
110 icant conjugation, resulting in a small HOMO-LUMO gap (HLG) and ultimately a C-H borylation of the an
113 lectrochemical data showed much smaller HOMO-LUMO energy gaps compared to other neutral, acene-like h
114 duces the energy of LUMO, and a smaller HOMO-LUMO gap facilitates stronger magnetic coupling and ther
115 e macrocycle, and that it has a smaller HOMO-LUMO gap than its all-butadiyne-linked analogue, as pred
116 In addition, a considerably smaller HOMO-LUMO gap was observed due to efficient pi-delocalization
117 ed that all three compounds had smaller HOMO-LUMO gaps and were more electron-rich in nature than fer
120 d with increasing BN incorporation, the HOMO-LUMO band gap remains unchanged across the anthracene se
121 calculation done by DFT shows that the HOMO-LUMO bandgaps are in good agreement with experimental da
122 imilar, and DFT calculations showed the HOMO-LUMO energy difference was smaller than tetrapyrrolic po
123 ith a metal leads to a reduction of the HOMO-LUMO energy gap and elongation of the C-H bond in the al
126 erimentally estimated dependence of the HOMO-LUMO energy gap on the actual charge carried by the clus
129 eV upon each protonation step, (2) the HOMO-LUMO energy gaps, of ~2.3 eV for 1(powder) and ~2.0 eV f
130 he basis of the DFT calculations of the HOMO-LUMO energy levels of the chiral forms, these compounds
131 terns evaluated at the mid-point of the HOMO-LUMO gap (referred to as M-functions) correctly predicts
132 is due to a significant decrease of the HOMO-LUMO gap and also the enhanced transmission close to the
133 core induces a dramatic widening of the HOMO-LUMO gap and an enhancement of the blue-shifted emissive
135 es suggested a relationship between the HOMO-LUMO gap and Phi and explained the loss of fluorescence
141 e of the molecular length and/or of the HOMO-LUMO gap leads to a decrease of the single-junction cond
142 two possible forms and confirm that the HOMO-LUMO gap of dyes is nearly twice as large in the nonconj
144 and showed significant narrowing of the HOMO-LUMO gap upon incorporation of Ce(3+) within the semimet
148 d to the excited states higher than the HOMO-LUMO gap, across the HOMO-LUMO gap, and of semi-rings, r
150 ctrodes lies close to the center of the HOMO-LUMO gap, the ratio of their conductances is equal to (M
154 cycloaddition, and the analysis of the HOMO-LUMO interactions explains why only E-dihydropyrans from
155 acking in the anti pathway, whereas the HOMO-LUMO overlap between the fragments is greater for the an
156 ambda(max)=925 nm and the nature of the HOMO-LUMO transition is investigated by time-dependent DFT ca
160 oxidation reactions were correlated to HOMO-LUMO energy gaps obtained from UV-vis spectroscopy and t
161 ation and stabilization energies, while HOMO-LUMO gaps are used to measure the kinetic stabilities.
162 extensively delocalized LUMO and a wide HOMO-LUMO gap, which arise from the combination of a cyclic p
163 dimension leads to novel materials with HOMO-LUMO gaps smaller than in 1D polymers built from the sam
165 n is determined by the cation and anion HOMO/LUMO gaps and, more importantly, by their relative LUMO
166 e lower frontier orbital energy levels (HOMO/LUMO=-5.9/-4.0 eV) than poly(3-hexylthiophene) owing to
168 , high solubility and narrowest optical HOMO/LUMO gap of any para-polyphenylene synthesized make [5]C
169 individually, e.g., Fukui functions or HOMO/LUMO orbitals for the spin-pairing/(frontier) orbital in
170 ordering of 1 shows a relatively small HOMO/LUMO gap with the LUMO comprised by Fe(dxz,yz)N(px,y) pi
172 hermal or photoinduced depending on the HOMO/LUMO energy difference between the electron donor (anion
173 ectrochemical studies show that their HOMOs, LUMOs, and energy gaps can be easily modified or fine-tu
174 le quinoline and activate it by lowering its LUMO energy, we discovered that it is preferable to lowe
175 ugated molecules with a low band gap and low LUMO level were synthesized through an N-directed boryla
177 AzaBPDI and PDI-AzaBPDI dyads presenting low LUMO levels, a broad absorption in the visible range, an
178 ble range, good accepting abilities with low LUMO levels, and efficient electronic interactions betwe
180 organic conjugated polymers possessing lower LUMO (lowest unoccupied molecular orbital), less than -4
182 nalized azaacenes with significantly lowered LUMO levels (down to -4.49 eV), narrowed band gaps (down
183 hed to N in (a) and to C in (b), by lowering LUMO energies and by stabilizing the products of fragmen
184 ient NDI [(1a(2+))2BF4(-)] having the lowest LUMO level recorded for an NDI, overwhelming the formati
185 and RCN units afford SFBRCN with a low-lying LUMO (lowest unoccupied molecular orbital) level, while
186 The fused planar structure with a low-lying LUMO and low reorganization energy facilitates electron
187 even poorer performance due to its low-lying LUMO energy level and nondisjointed HOMO/LUMO profile.
194 yl radicals 2 is the presence of a low-lying LUMO which, in the solid state, improves charge transpor
195 hat the carbene exhibits a unique, low-lying LUMO, which may explain the atypical reactivity observed
198 By utilizing stable carbenes with low-lying LUMOs, coupling with the stable nucleophilic diaminocycl
199 ed state formed by a Ph-NN (HOMO) --> Ph-NN (LUMO) one-electron promotion configurationally mixes int
201 ple chromophores after excitation to the NPA LUMO + 2 state on a 15 fs time scale is also obtained.
203 length of the coupler reduces the energy of LUMO, and a smaller HOMO-LUMO gap facilitates stronger m
204 cting the inter-ring angle and the extent of LUMO stabilization about the diketophophanyl scaffold.
205 lations substantially stronger than those of LUMO energies, and is overall more reliable than the mol
207 eV) and lowest unoccupied molecular orbital (LUMO) (-3.80 eV) energy levels relative to ITIC1 (HOMO:
208 of the lowest unoccupied molecular orbital (LUMO) and the electron affinities (EA) of the molecules.
210 and the lowest unoccupied molecular orbital (LUMO) are generally energetically and chemically stable.
211 e C(60) lowest unoccupied molecular orbital (LUMO) band is strongly delocalized in two-dimensions, wh
212 a large lowest unoccupied molecular orbital (LUMO) density and Fukui function but a large potential d
214 hat the lowest unoccupied molecular orbital (LUMO) energy is governed by the ligand field strength an
215 of the lowest unoccupied molecular orbital (LUMO) energy level and a narrowing of the highest occupi
216 shifted lowest unoccupied molecular orbital (LUMO) energy level due to the fluorination of A units.
217 ase the lowest unoccupied molecular orbital (LUMO) energy level of the porphyrins and, consequently,
218 (HOMO)-lowest unoccupied molecular orbital (LUMO) gap in the polycyclic aromatic hydrocarbons compri
219 the QD lowest unoccupied molecular orbital (LUMO) is lowered in energy, and the LUMO density extends
221 a lower lowest unoccupied molecular orbital (LUMO) level, and a localization of these molecular orbit
222 shifted lowest unoccupied molecular orbital (LUMO) levels, and hence higher open-circuit voltages can
223 PB) and lowest unoccupied molecular orbital (LUMO) of 1,3,5-tri(1-phenyl-1H-benzo[d]imidazol-2-yl)phe
224 MO) and lowest unoccupied molecular orbital (LUMO) of the optically relevant fragments; however, the
225 w-lying lowest unoccupied molecular orbital (LUMO) over the oligothienyl moieties, as confirmed by de
226 and the lowest unoccupied molecular orbital (LUMO) produces a nonlinear energy-dependent tunnelling p
230 to the lowest unoccupied molecular orbitals (LUMOs) which are strongly dependent on the substitution
232 es simultaneous interactions of the oxyallyl LUMO with the carbonyl pi and lone-pair orbitals, making
233 c transition states facilitated by lone pair-LUMO interactions between the migrating R group and the
236 ping has long been recognized as a promising LUMO energy-lowering modification of graphene and relate
238 stems to effect this ET to populate PyH(+)'s LUMO (E(0)(calc) approximately -1.3 V vs SCE) to form th
239 it in the ternary copolymers show up-shifted LUMO energy levels, increased electron mobilities, and i
240 I2OD-T2), though exhibiting a rather similar LUMO structure and energy compared with the regioregular
241 addition, considerable crystal orbital (SOMO/LUMO) mixing occurs upon pressurization, so that a metal
242 eactivities of cyclooctynes, two strategies, LUMO lowering through propargylic fluorination and strai
243 ith DTP derivative is attributed to stronger LUMO-LUMO interaction due to a larger size of selenium a
244 the context of electron storage, this "super-LUMO" serves as an empty reservoir, which can be filled
246 orbital (LUMO) is lowered in energy, and the LUMO density extends onto the adsorbed molecule, increas
249 tion of the LUMO of the nanocrystals and the LUMO of Cd(O2CPh)2, as opposed to originating from a cha
251 a nearly linear (thio)cyanate anion and the LUMO of the acyl cation, in particular the acyl C horizo
253 e air-stability is not well predicted by the LUMO level of these n-type MOFs but instead is additiona
254 e optically relevant fragments; however, the LUMO is decreased to a greater extent, thereby giving ri
256 ic rings are shown to dramatically lower the LUMO energy level of the carboxonium electrophile (compa
257 iscovered that it is preferable to lower the LUMO energy of quinoline through protonation by Hantzsch
259 atory insertion barrier by both lowering the LUMO energy and enabling a less-strained six-membered co
262 is traced to the number and symmetry of the LUMO and LUMO+1 of the heterocyclic diimine ligands.
263 over, the difference between energies of the LUMO and the HOMO of the electrolyte, i.e., electrolyte
265 ltammetry revealed a gradual decrease of the LUMO energy levels with increasing chain length, while a
267 the improved energetic accessibility of the LUMO of the heavier group 13 element multiple bond in co
268 ates that are formed from interaction of the LUMO of the nanocrystals and the LUMO of Cd(O2CPh)2, as
270 3-7 exhibit substantial stabilization of the LUMO with the increase in acceptor strength, which resul
271 ascribed to the difference in energy of the LUMO within the carbenes (cAAC/NHC) due to a lower lying
272 bed that provides a useful assessment of the LUMO-lowering provided by catalysts in Diels-Alder and F
274 acial states without the need to rely on the LUMO and HOMO energies as estimated in pristine material
277 f a nitro group significantly stabilizes the LUMO, and hence lowers Ueff, the effective Coulombic bar
278 e most reactive, and this indicated that the LUMO of the iminoisocyanate is reacting with the HOMO of
281 citation of an electron from the HOMO to the LUMO of the chromophore, accompanied by elongation of th
282 rs from the conduction band of the QD to the LUMO of V(2+) after photoexcitation of a band-edge excit
283 e relevance of the sensor blue-shifts to the LUMO-lowering abilities of the H-bonding catalysts is di
284 s and the maximum VOC are plotted versus the LUMO energy of the acceptor organic molecule, volcano-sh
285 on the piSi horizontal lineP bond, while the LUMO is located at the carbene moiety (cAAC or NHC).
286 calized on the thiophene fragment, while the LUMO level electron density is mostly associated with th
287 d by increasing the donor strength while the LUMO level remains similar, resulting in optical bandgap
288 ws a relatively small HOMO/LUMO gap with the LUMO comprised by Fe(dxz,yz)N(px,y) pi*-orbitals, a spli
289 ectrophilicities E correlate poorly with the LUMO energies and with Parr's electrophilicity index ome
290 gies of the HOMO and LUMO orbitals, with the LUMO orbital of both complexes located on the Dipp rings
293 vertical bisethynylbenzene axes, while their LUMOs remain relatively delocalized across the molecule,
296 l gap materials owing to a forbidden HOMO to LUMO transition, yet have narrow electrochemical gaps an
297 Good correlations of reduction potentials to LUMO energies and oxidation potentials to HOMO energies
299 er, we use different fullerenes with varying LUMO levels as electron acceptors, in order to vary the