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3 is(mesitylethynyl)anthracene (6b) displays a LUMO energy level of -3.50 eV, which approaches the valu
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 tructure of this complex reveals that the a1 LUMO (formerly Fe(dz2)) is strongly stabilized by reduce
7 , in combination with the low-lying absolute LUMO energies, these data suggest that the compounds are
8 nd that exhibits the smallest donor/acceptor LUMO energy level offset, the photocurrent quantum yield
9 romatic donor (HOMO) and the NO(+) acceptor (LUMO) clearly suggests an ipso electrophilic attack by a
10 the lambda(abs) for a planned analogue, and LUMO levels of an aryl moiety vs 8-vinyl 9-Me-adenine, a
11 species with a high electron-deficiency and LUMO energies of -4.8 eV, bathochromic shifts, and a str
13 s system, self-assembly changes the HOMO and LUMO energies, making their population accessible via EC
14 da(em) and phi of 5-17 and computed HOMO and LUMO energy levels of fragments of 5-17, i.e., 8-vinyl 9
15 Thus, this dye possesses favorable HOMO and LUMO energy levels to render efficient sensitizing actio
18 open-circuit voltage show that the HOMO and LUMO levels change continuously with composition in the
20 r conformation for both meshes with HOMO and LUMO orbitals entirely delocalized over the molecules.
21 tries of the meshes alongside their HOMO and LUMO orbitals were calculated using DFT calculations at
22 nd 4 reveal similar energies of the HOMO and LUMO orbitals, with the LUMO orbital of both complexes l
23 ngs, and thus the energy gap of the HOMO and LUMO pi orbitals is lower as compared to that of carbazo
24 -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 heir HOMOs range from -4.9 eV to -5.6 eV and LUMOs range from -2.8 eV to -3.7 eV, as measured by cycl
34 rgy levels and the distribution of HOMOs and LUMOs of fullerene-terminated OPEs have been calculated
35 on was found to be controlled by Pd-HOMO ArO-LUMO interaction, where C-Cl insertion is facilitated by
36 A generic activation mode for asymmetric LUMO-lowering catalysis has been developed using the lon
38 le semiconductors is principally governed by LUMO energetics with minimal contribution from thin-film
39 anotube conduction bands and the C61 and C71 LUMO levels are less than the exciton binding energy in
40 the reduction potentials and the calculated LUMO-positions are decreased by the introduction of the
41 lphaKG that lower the energy of its carbonyl LUMO, activating it for nucleophilic attack by the Fe-O2
42 broadening and splitting of the chromophore LUMO on complexation due to interaction with the cluster
44 ing efficiency is consistent with the deeper LUMO level of C85 methanofullerene in comparison with th
45 TI3T:Phenyl-PDI is found to have the deepest LUMO, intermediate crystallinity, and the most well-mixe
48 nic assistance of C-C bond formation (i.e., "LUMO umpolung") and crossover from a diradical to a zwit
51 gy levels relative to ITIC1 (HOMO: -5.48 eV; LUMO: -3.84 eV), and higher electron mobility (1.3 x 10(
52 size dependent electronic properties (e.g., LUMO) of the clusters with respect to the band edges of
53 d the core positions, respectively, and gave LUMO energy levels that range from -3.57 to -4.14 eV.
55 dominated by the quasi-degenerate HOMO-1 --> LUMO and HOMO-2 --> LUMO excitations, while their intera
56 si-degenerate HOMO-1 --> LUMO and HOMO-2 --> LUMO excitations, while their interaction gives rise to
58 re more hydrophobic and have slightly higher LUMO energy levels, thus providing better device perform
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 and 16; this shoulder is assigned to a HOMO-LUMO transition from the dithiole to the fluorene unit.
63 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
73 etric pi-systems and their one electron HOMO-LUMO excitations, an intuitive understanding of the vexi
76 magnetic with Ih symmetry and a 1.33 eV HOMO-LUMO gap, whereas the 4- ion undergoes a Jahn-Teller dis
77 ayer is based on a molecule with a high HOMO-LUMO gap, i.e., tetrafluorobenzene, no rectification is
78 y high energy HOMO, molecules with high HOMO-LUMO gaps and acceptor molecules with low energy LUMO an
80 to highly stable species with increased HOMO-LUMO gaps, akin to s-p hybridization in an organic carbo
82 realized 2D polymers grant insight into HOMO-LUMO gap contraction with increasing oligomer size and s
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
89 functional show that a metal-to-ligand HOMO-LUMO excitation is mainly responsible for the blue color
92 tadienone, due to its intrinsically low HOMO-LUMO gap, has been suggested as a valuable repeat unit i
93 er electron-accepting potency and lower HOMO-LUMO gaps than the corresponding TCBDs, as evidenced by
94 or-acceptor-donor systems feature lower HOMO-LUMO gaps than the terthiophene-linked nucleobases (Delt
95 agnetic moment of 28 microB, a moderate HOMO-LUMO gap, and weak inter-cluster interaction energy, mak
96 nduction bands, coupled with the narrow HOMO-LUMO gap, affords a small band gap semiconductor with si
98 itions yields oligomers with a narrower HOMO-LUMO gap relative to the all-thiophene analogue 2,2'-bit
102 first time a quantitative assessment of HOMO-LUMO gaps and photooxidative resistances for a large ser
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 hotooxidation, possess relatively small HOMO-LUMO gaps and are highly soluble in a variety of organic
114 cenes like TIPS-pentacene possess small HOMO-LUMO gaps but are not the longest lived species under ph
116 lectrochemical data showed much smaller HOMO-LUMO energy gaps compared to other neutral, acene-like h
117 lecules tend to have a slightly smaller HOMO-LUMO gap and a lower LUMO level than the fluoro-containi
118 duces the energy of LUMO, and a smaller HOMO-LUMO gap facilitates stronger magnetic coupling and ther
119 In addition, a considerably smaller HOMO-LUMO gap was observed due to efficient pi-delocalization
120 ed that all three compounds had smaller HOMO-LUMO gaps and were more electron-rich in nature than fer
123 d with increasing BN incorporation, the HOMO-LUMO band gap remains unchanged across the anthracene se
124 calculation done by DFT shows that the HOMO-LUMO bandgaps are in good agreement with experimental da
125 imilar, and DFT calculations showed the HOMO-LUMO energy difference was smaller than tetrapyrrolic po
127 ations on simple models showed that the HOMO-LUMO energy gap decreases as the imido bridges in MeGe(m
128 erimentally estimated dependence of the HOMO-LUMO energy gap on the actual charge carried by the clus
132 eV upon each protonation step, (2) the HOMO-LUMO energy gaps, of ~2.3 eV for 1(powder) and ~2.0 eV f
133 he basis of the DFT calculations of the HOMO-LUMO energy levels of the chiral forms, these compounds
134 terns evaluated at the mid-point of the HOMO-LUMO gap (referred to as M-functions) correctly predicts
135 is due to a significant decrease of the HOMO-LUMO gap and also the enhanced transmission close to the
136 core induces a dramatic widening of the HOMO-LUMO gap and an enhancement of the blue-shifted emissive
138 es suggested a relationship between the HOMO-LUMO gap and Phi and explained the loss of fluorescence
144 e of the molecular length and/or of the HOMO-LUMO gap leads to a decrease of the single-junction cond
145 two possible forms and confirm that the HOMO-LUMO gap of dyes is nearly twice as large in the nonconj
148 and showed significant narrowing of the HOMO-LUMO gap upon incorporation of Ce(3+) within the semimet
149 d to the excited states higher than the HOMO-LUMO gap, across the HOMO-LUMO gap, and of semi-rings, r
151 ctrodes lies close to the center of the HOMO-LUMO gap, the ratio of their conductances is equal to (M
156 t show significant stabilization of the HOMO-LUMO gaps (such as those that readily accept pi-backbond
157 cycloaddition, and the analysis of the HOMO-LUMO interactions explains why only E-dihydropyrans from
158 the central unit of 6, 14 and 16 on the HOMO-LUMO levels and electron transport through the molecules
159 acking in the anti pathway, whereas the HOMO-LUMO overlap between the fragments is greater for the an
160 ambda(max)=925 nm and the nature of the HOMO-LUMO transition is investigated by time-dependent DFT ca
163 to be E(g) approximately 2.15 eV; this HOMO-LUMO gap is remarkably larger than that of Au(25)(SR)(18
164 oxidation reactions were correlated to HOMO-LUMO energy gaps obtained from UV-vis spectroscopy and t
165 ation and stabilization energies, while HOMO-LUMO gaps are used to measure the kinetic stabilities.
166 dimension leads to novel materials with HOMO-LUMO gaps smaller than in 1D polymers built from the sam
169 n is determined by the cation and anion HOMO/LUMO gaps and, more importantly, by their relative LUMO
171 , high solubility and narrowest optical HOMO/LUMO gap of any para-polyphenylene synthesized make [5]C
172 ordering of 1 shows a relatively small HOMO/LUMO gap with the LUMO comprised by Fe(dxz,yz)N(px,y) pi
175 hermal or photoinduced depending on the HOMO/LUMO energy difference between the electron donor (anion
176 ectrochemical studies show that their HOMOs, LUMOs, and energy gaps can be easily modified or fine-tu
179 ugated molecules with a low band gap and low LUMO level were synthesized through an N-directed boryla
181 roperties, since they possess relatively low LUMO energy levels of -3.3 to -3.6 eV (as determined by
183 a slightly smaller HOMO-LUMO gap and a lower LUMO level than the fluoro-containing molecules, both fr
185 he four oxygen atoms, which results in lower LUMO energy, the higher positive charge at the carbenic
186 organic conjugated polymers possessing lower LUMO (lowest unoccupied molecular orbital), less than -4
188 hed to N in (a) and to C in (b), by lowering LUMO energies and by stabilizing the products of fragmen
189 ient NDI [(1a(2+))2BF4(-)] having the lowest LUMO level recorded for an NDI, overwhelming the formati
190 and RCN units afford SFBRCN with a low-lying LUMO (lowest unoccupied molecular orbital) level, while
191 The fused planar structure with a low-lying LUMO and low reorganization energy facilitates electron
192 even poorer performance due to its low-lying LUMO energy level and nondisjointed HOMO/LUMO profile.
196 yl radicals 2 is the presence of a low-lying LUMO which, in the solid state, improves charge transpor
197 hat the carbene exhibits a unique, low-lying LUMO, which may explain the atypical reactivity observed
200 By utilizing stable carbenes with low-lying LUMOs, coupling with the stable nucleophilic diaminocycl
201 ed state formed by a Ph-NN (HOMO) --> Ph-NN (LUMO) one-electron promotion configurationally mixes int
203 ple chromophores after excitation to the NPA LUMO + 2 state on a 15 fs time scale is also obtained.
205 length of the coupler reduces the energy of LUMO, and a smaller HOMO-LUMO gap facilitates stronger m
206 lations substantially stronger than those of LUMO energies, and is overall more reliable than the mol
209 on that often arises is whether the HOMOs or LUMOs of D, B, and A within D+*-B-A-* are primarily invo
211 eV) and lowest unoccupied molecular orbital (LUMO) (-3.80 eV) energy levels relative to ITIC1 (HOMO:
212 of the lowest unoccupied molecular orbital (LUMO) and the electron affinities (EA) of the molecules.
214 and the lowest unoccupied molecular orbital (LUMO) are generally energetically and chemically stable.
215 a large lowest unoccupied molecular orbital (LUMO) density and Fukui function but a large potential d
217 hat the lowest unoccupied molecular orbital (LUMO) energy is governed by the ligand field strength an
218 shifted lowest unoccupied molecular orbital (LUMO) energy level due to the fluorination of A units.
219 ase the lowest unoccupied molecular orbital (LUMO) energy level of the porphyrins and, consequently,
220 hat the lowest unoccupied molecular orbital (LUMO) for the superelectrophile is about 4 eV lower in e
221 the QD lowest unoccupied molecular orbital (LUMO) is lowered in energy, and the LUMO density extends
223 a lower lowest unoccupied molecular orbital (LUMO) level, and a localization of these molecular orbit
224 shifted lowest unoccupied molecular orbital (LUMO) levels, and hence higher open-circuit voltages can
225 PB) and lowest unoccupied molecular orbital (LUMO) of 1,3,5-tri(1-phenyl-1H-benzo[d]imidazol-2-yl)phe
226 MO) and lowest unoccupied molecular orbital (LUMO) of the optically relevant fragments; however, the
227 w-lying lowest unoccupied molecular orbital (LUMO) over the oligothienyl moieties, as confirmed by de
229 to the lowest unoccupied molecular orbitals (LUMOs) which are strongly dependent on the substitution
230 es simultaneous interactions of the oxyallyl LUMO with the carbonyl pi and lone-pair orbitals, making
231 c transition states facilitated by lone pair-LUMO interactions between the migrating R group and the
236 stems to effect this ET to populate PyH(+)'s LUMO (E(0)(calc) approximately -1.3 V vs SCE) to form th
237 I2OD-T2), though exhibiting a rather similar LUMO structure and energy compared with the regioregular
239 addition, considerable crystal orbital (SOMO/LUMO) mixing occurs upon pressurization, so that a metal
240 eactivities of cyclooctynes, two strategies, LUMO lowering through propargylic fluorination and strai
241 ith DTP derivative is attributed to stronger LUMO-LUMO interaction due to a larger size of selenium a
244 orbital (LUMO) is lowered in energy, and the LUMO density extends onto the adsorbed molecule, increas
246 thienylcarboxylate pi* combinations, and the LUMO is an in-phase combination of the thienylcarboxylat
248 tion of the LUMO of the nanocrystals and the LUMO of Cd(O2CPh)2, as opposed to originating from a cha
250 a nearly linear (thio)cyanate anion and the LUMO of the acyl cation, in particular the acyl C horizo
251 energy between the HOMO of the metal and the LUMO of the molecule and omega(X) is the HOMO-LUMO gap o
253 e optically relevant fragments; however, the LUMO is decreased to a greater extent, thereby giving ri
255 ic rings are shown to dramatically lower the LUMO energy level of the carboxonium electrophile (compa
257 ctron-withdrawing halogen groups lowered the LUMO and the charge injection barrier for electrons, suc
259 is traced to the number and symmetry of the LUMO and LUMO+1 of the heterocyclic diimine ligands.
260 over, the difference between energies of the LUMO and the HOMO of the electrolyte, i.e., electrolyte
262 ltammetry revealed a gradual decrease of the LUMO energy levels with increasing chain length, while a
264 the improved energetic accessibility of the LUMO of the heavier group 13 element multiple bond in co
265 ates that are formed from interaction of the LUMO of the nanocrystals and the LUMO of Cd(O2CPh)2, as
267 3-7 exhibit substantial stabilization of the LUMO with the increase in acceptor strength, which resul
268 ascribed to the difference in energy of the LUMO within the carbenes (cAAC/NHC) due to a lower lying
270 bed that provides a useful assessment of the LUMO-lowering provided by catalysts in Diels-Alder and F
272 acial states without the need to rely on the LUMO and HOMO energies as estimated in pristine material
275 f a nitro group significantly stabilizes the LUMO, and hence lowers Ueff, the effective Coulombic bar
276 e most reactive, and this indicated that the LUMO of the iminoisocyanate is reacting with the HOMO of
278 citation of an electron from the HOMO to the LUMO of the chromophore, accompanied by elongation of th
279 rs from the conduction band of the QD to the LUMO of V(2+) after photoexcitation of a band-edge excit
280 e relevance of the sensor blue-shifts to the LUMO-lowering abilities of the H-bonding catalysts is di
281 s and the maximum VOC are plotted versus the LUMO energy of the acceptor organic molecule, volcano-sh
282 tron injection and transport occurs when the LUMO < -3.15 eV, while hole injection and transport ceas
283 imparts a localized HOMO topology while the LUMO is delocalized over the polymer backbone, so that t
284 on the piSi horizontal lineP bond, while the LUMO is located at the carbene moiety (cAAC or NHC).
285 calized on the thiophene fragment, while the LUMO level electron density is mostly associated with th
286 d by increasing the donor strength while the LUMO level remains similar, resulting in optical bandgap
287 ws a relatively small HOMO/LUMO gap with the LUMO comprised by Fe(dxz,yz)N(px,y) pi*-orbitals, a spli
288 ectrophilicities E correlate poorly with the LUMO energies and with Parr's electrophilicity index ome
289 gies of the HOMO and LUMO orbitals, with the LUMO orbital of both complexes located on the Dipp rings
291 (albeit relatively minor) population of the LUMOs of the GaI molecule through pi overlap with the HO
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
300 er, we use different fullerenes with varying LUMO levels as electron acceptors, in order to vary the
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