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The Indigo Molecule Revisited Again: Assessment of the Minnesota Family of Density Functionals for the Prediction of Its Maximum Absorption Wavelengths in Various Solvents
Published 2013-01-01“…The Minnesota family of density functionals (M05, M05-2X, M06, M06L, M06-2X, and M06-HF) were evaluated for the calculation of the UV-Vis spectra of the indigo molecule in solvents of different polarities using time-dependent density functional theory (TD-DFT) and the polarized continuum model (PCM). …”
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DFT and TD-DFT Study of Structure and Properties of Semiconductive Hybrid Networks Formed by Bismuth Halides and Different Polycyclic Aromatic Ligands
Published 2011-01-01“…The structure and spectroscopic properties of polycyclic aromatic ligands of 2,3,6,7,10,11-hexakis (alkylthio) triphenylene (alkyl: methyl, ethyl, and isopropyl; corresponding to the abbreviations of the molecules: HMTT, HETT and HiPTT) were studied using density functional theory (DFT) and time dependent density functional theory (TD-DFT) methods with triple-zeta valence polarization (TZVP) basis set. …”
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Optical Absorption and Electron Injection of 4-(Cyanomethyl)benzoic Acid Based Dyes: A DFT Study
Published 2015-01-01“…Density functional theory (DFT) and time-dependent density functional theory (TDDFT) calculations were carried out to study the ground state geometries, electronic structures, and absorption spectra of 4-(cyanomethyl)benzoic acid based dyes (AG1 and AG2) used for dye-sensitized solar cells (DSSCs). …”
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Sub-bandgap charge harvesting and energy up-conversion in metal halide perovskites: ab initio quantum dynamics
Published 2025-01-01“…By combining ab initio time-dependent density functional theory, nonadiabatic molecular dynamics and machine learning, we advance quantum dynamics simulation to nanosecond timescale and demonstrate that large fluctuations of MHP defect energy levels extend light absorption to longer wavelengths and enable trapped charges to escape into bands. …”
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Computational Chemistry Study of pH-Responsive Fluorescent Probes and Development of Supporting Software
Published 2025-01-01“…Using time-dependent density functional theory (TDDFT), we successfully predicted the fluorescence emission wavelengths of BBP under various protonation states, achieving an average deviation of 6.0% from experimental excitation energies. …”
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Quinoline-Based Materials: Spectroscopic Investigations as well as DFT and TD-DFT Calculations
Published 2022-01-01“…Additionally, the time-dependent density functional theory (TD-DFT) was applied for the comparison of some sensible results with the theoretical ones. …”
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Femtosecond laser induced ultrafast interface dynamics between single layer graphene and quartz substrate: A theoretical study
Published 2025-01-01“…In this work, a real-time time-dependent density functional theory (rt-TDDFT) method was adopted to study the femtosecond laser induced ultrafast structure evolution and the underlying dynamics mechanism of the interface between a single layer graphene and a Si-terminated quartz substrate. …”
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Photoinduced hidden monoclinic metallic phase of VO2 driven by local nucleation
Published 2025-01-01“…Here we employ the real-time time-dependent density functional theory to track the dynamic evolution of atomic and electronic structures in photoexcited VO2, revealing the emergence of a long-lived monoclinic metal phase under low electronic excitation. …”
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Theoretical Study on the Photoelectric Properties of a Class of Copolymers Based on Benzodithiophene for Solar Cells
Published 2018-01-01“…Moreover, both time-dependent density functional theory and a set of multidimensional visualization techniques are used to characterize the exciton dissociation ability in the PCBM: PBDTTBT interface. …”
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Unconventional nonlinear Hall effects in twisted multilayer 2D materials
Published 2025-01-01“…By combining large-scale Real-Time Time-Dependent Density Functional Theory (RT-TDDFT) simulations with model Hamiltonian analyses, we demonstrate a remarkable second-harmonic transverse response in hexagonal boron nitride four-layers, even in cases where the total Berry curvature cancels out. …”
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Cyanidin-Based Novel Organic Sensitizer for Efficient Dye-Sensitized Solar Cells: DFT/TDDFT Study
Published 2017-01-01“…The molecular geometries, electronic structures, absorption spectra, and electron injections of the newly designed organic sensitizer were investigated in this work through density functional theory (DFT) and time-dependent density functional theory (TDDFT) calculations using the Gaussian’09W software package. …”
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Molecular study and analysis of organic compounds for high-performance solar cell applications
Published 2025-01-01“…In this study, we used time-dependent density functional theory DFT/TD-DFT methods in its B3LYP/6-311G(d,p) formalism to model and analyze various properties of conjugated organic compounds. …”
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A Study of the Electronic Absorption and Emission Spectra of DBDMA Dye: Solvent Effect, Energy Transfer, and Fluorescence Quenching
Published 2023-01-01“…Geometries of ground and excited states were optimized using the density functional theory (DFT) and the time-dependent density functional theory (TD-DFT), respectively. Upon using the TD-DFT method, the UV-Vis absorption and emission spectra of the DBDMA molecule in different solvents were illustrated. …”
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Theoretical Evidence for the Distance-Dependent Photoinduced Electron Transfer of Porphyrin-Oligothiophene-Fullerene Triads
Published 2012-01-01“…The ground and excited state properties of nT-C60 dyads and Por-nT-C60 triads (n=4, 8, and 12) have been theoretically investigated by using the time-dependent density functional theory together with a set of extensive multidimensional visualization techniques. …”
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Probing DCV5T-Me for Organic Photovoltaics: A Comprehensive DFT and NEGF Study
Published 2025-06-01“…Electronic structure calculations reveal a HOMO-LUMO energy gap of ∼1.89 eV, aligning with strong absorption in the visible and near-infrared regions, with a maximum absorption wavelength around 650 nm. Time-dependent density functional theory (TD-DFT) confirms significant intramolecular charge transfer excitations, characterized by high oscillator strengths and transition dipole moments. …”
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Absorption spectra of Nitrazine Yellow indicator. Experimental data and quantum chemical evaluations
Published 2024-06-01“…Quantum chemical modeling of electronically excited states is performed within the framework of time-dependent density functional theory (TD-DFT). A variety of approaches and basis sets are explored, particularly focusing on the B3LYP and CAM-B3LYP functionals. …”
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Biological Evaluation of Platinum(II) Sulfonamido Complexes: Synthesis, Characterization, Cytotoxicity, and Biological Imaging
Published 2022-01-01“…Structural data of N(SO2quin)dpa (L1), N(SO2azobenz)dpa (L2) and PtCl2(N(SO2quin)dpa) confirmed the formation of the desired compounds. Time-dependent density functional theory calculations suggested that the excitation of L1 show quin-unit-based π⟶π∗ excitations (i.e., ligand-centered charge transfer, LC), while C1 shows the metal-ligand-to-ligand charge-transfer (MLLCT) character. …”
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Zinc oxide seed priming enhances drought tolerance in wheat seedlings by improving antioxidant activity and osmoprotection
Published 2025-01-01“…Experimental and computational methods (time-dependent density functional theory (TD-DFT)) were employed to perform IR and XRD analyses of the isolated molecules of the ZnO NPs/Iso. …”
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Bioactive Steroids with Structural Diversity from the South China Sea Soft Coral <i>Lobophytum</i> sp. and Sponge <i>Xestospongia</i> sp.
Published 2025-01-01“…The structures of these compounds were determined by extensive spectroscopic analysis, the time-dependent density functional theory–electronic circular dichroism (TDDFT-ECD) calculation method, and comparison with the spectral data previously reported in the literature. …”
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Understanding the synergistic interaction between a 1,3,4-thiadiazole derivative and amphotericin B using spectroscopic and theoretical studies
Published 2024-12-01“…Analyses based on the density functional tight-binding and time-dependent density functional theory confirmed that molecular interactions between “small” molecules and AmB lead to a significant increase in the clinical efficacy of the antibiotic.…”
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