Showing 161 - 180 results of 326 for search '"density functional theory"', query time: 0.09s Refine Results
  1. 161

    Sensitive dependence of pairing symmetry on Ni-e g crystal field splitting in the nickelate superconductor La3Ni2O7 by Chengliang Xia, Hongquan Liu, Shengjie Zhou, Hanghui Chen

    Published 2025-01-01
    “…By combining density-functional-theory (DFT), maximally-localized-Wannier-function, and linearized gap equation with random-phase-approximation, we find that the pairing symmetry of La3Ni2O7 is d x y , if its DFT band structure is accurately reproduced by a downfolded bilayer two-orbital model. …”
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  2. 162

    Microwave assisted palladium catalyzed carbon-carbon bond formation to synthesise novel benzimidazole derivatives and their Photophysical properties, molecular docking, and DFT stu... by Vijayabharathi Sundharaj, S. Sarveswari

    Published 2025-02-01
    “…Furthermore, density functional theory (DFT) calculations were performed at the B3LYP/6-31G′(d,p) foundational level set. …”
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  3. 163

    Electronic structure and thermoelectric properties of CoTiSi half-Heusler alloy: Doping overtones by A. Shukla, Sadhana Matth, Raghavendra Pal, S. S. A. Warsi, Himanshu Pandey

    Published 2025-01-01
    “…In this study, we investigate the thermoelectric properties of the CoTiSi half-Heusler alloy using density functional theory calculations implemented via the WIEN2k package. …”
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  4. 164

    Effect of Hubbard U-corrections on the electronic and magnetic properties of 2D materials: a high-throughput study by Sahar Pakdel, Thomas Olsen, Kristian S. Thygesen

    Published 2025-01-01
    “…Specifically, we use density functional theory (DFT) with the PBE and PBE+U approximations to calculate the crystal structure, band gaps, and magnetic parameters of 638 monolayers. …”
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  5. 165

    Computational Chemistry Study of pH-Responsive Fluorescent Probes and Development of Supporting Software by Ximeng Zhu, Yongchun Wei, Xiaogang Liu

    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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  6. 166

    Effect of Fe Concentration on Fe-Doped Anatase TiO2 from GGA + U Calculations by Hsuan-Chung Wu, Sheng-Hong Li, Syuan-Wei Lin

    Published 2012-01-01
    “…To comprehend the photocatalytic mechanisms of anatase Ti1−𝑥Fe𝑥O2 with various concentrations of Fe, this study performed first principles calculations based on density functional theory with Hubbard U on-site correction to evaluate the crystal structure, impurity formation energy, and electronic structure. …”
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  7. 167

    Importance of the α-plot Method in the Characterization of Nanoporous Materials by Jhonny Villarroel-Rocha, Deicy Barrera, Andrés A. García Blanco, Ma. Eugenia Roca Jalil, Karim Sapag

    Published 2013-03-01
    “…The method is critically compared with other similar methods such as the Dubinin–Radushkevich, t-plot and those based on density functional theory (DFT). For comparison purposes, several nanoporous materials with different chemical properties were selected. …”
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  8. 168

    THEORETICAL AND INSILCO PHARMACOKINETIC INVESTIGATIONS ON SOME PHENYL PIPERIDINE DERIVATIVES AS NOVEL ANTIDEPRESSANT AGENTS by Olasupo Sabitu Babatunde Babatunde, Adamu Uzairu, Gideon Adamu Shallangwa, Sani Uba

    Published 2020-06-01
    “… A theoretical bioinformatic investigation was carried out on some Inhibitors of serotonin transporter (SERT) of Phenyl piperidine derivatives using Density Functional Theory (DFT/B3LYP/6-31G*) at ground state with Spartan 14 V1.1.4 software in modeling the antipsychotic activity of the compounds. …”
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  9. 169

    The Analysis of the Transformation Mechanism of cBN Crystals with the First-Principle Calculation by Lichao Cai, Bin Xu, Meizhe Lv, Xiaohong Fan

    Published 2020-01-01
    “…Based on the density functional theory, the surface energy of low-index surfaces of cBN, hexagonal boron nitride (hBN), and lithium boron nitride (Li3BN2) at the cBN synthetic temperature of 1700 K and synthetic pressure of 5.0 GPa is calculated. …”
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  10. 170

    Mechanisms of Visible Light Photocatalysis in N-Doped Anatase TiO2 with Oxygen Vacancies from GGA+U Calculations by Hsuan-Chung Wu, Yu-Siang Lin, Syuan-Wei Lin

    Published 2013-01-01
    “…We have systematically studied the photocatalytic mechanisms of nitrogen doping in anatase TiO2 using first-principles calculations based on density functional theory, employing Hubbard U (8.47 eV) on-site correction. …”
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  11. 171

    Unveiling the Multifaceted Nature of Sr2FeMoO6 Double Perovskites: Insights into Electronic and Optical Properties by Hajjami Manal, Oublkacem Ali, Benhouria Younes

    Published 2025-01-01
    “…In order to gain insight into its electronic structure, calculations are performed using the density functional theory (DFT) approach integrated into the Quantum Espresso software package. …”
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  12. 172

    First-Principles Study on Adsorption and Decomposition of NOx on Mo (110) Surface by Yunmi Huang, Haijun Luo, Changkun Dong

    Published 2021-01-01
    “…Based on the density functional theory, the adsorption and decomposition of NOx (x = 1, 2) on Mo (110) surface are studied with first-principles calculations. …”
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  13. 173

    Computational Studies on the Molecule 1-(2-Hydroxyethyl)-5-Fluorouracil in Gas Phase and Aqueous Solution and Prediction of Its Confinement inside Capped Nanotubes by Y. Tadjouteu Assatse, G. W. Ejuh, F. Tchoffo, J. M. B. Ndjaka

    Published 2019-01-01
    “…Density functional theory (DFT) calculations were performed on a fluorouracil derivative at the B3LYP/6−31+G(d) level. …”
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  14. 174

    Electronic descriptors for designing high-entropy alloy electrocatalysts by leveraging local chemical environments by Guolin Cao, Sha Yang, Ji-Chang Ren, Wei Liu

    Published 2025-02-01
    “…Our model offers an accurate and robust description of the binding strengths of intermediates with different adsorption configurations on HEAs, supported by external density functional theory calculations. Importantly, the local environmental electronegativity of the HEA surface is strongly related to the d-band profile of the center atom(s) embedded within. …”
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  15. 175

    Enhanced Carrier Injection Across S/D Contacts in Selenium-Based TMD FETs Using KI and Metal Induced Gap-States Engineering by Kuruva Hemanjaneyulu, Jeevesh Kumar, Utpreksh Patbhaje, Mayank Shrivastava

    Published 2024-01-01
    “…This manuscript presents a unique charge transfer doping technique using potassium iodide (KI) solution for Selenium-based TMDs, which resulted in charge transfer/doping near the contact edges; however, unlike earlier reports, it doesn’t affect the channel region in the presence of the dopant (i.e., KI). Density functional theory (DFT) based computations are used to investigate these unique experimental observations. …”
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  16. 176

    Investigation of photophysical properties and potential biological applications of substituted tris(polypyridyl)ruthenium(II) complexes by T. Sumitha Celin, G. Allen Gnana Raj, T. S. Prathima, M. M. Balamurali

    Published 2025-02-01
    “…The variations in the electronic properties of the complex in the ground and excited states were determined by density functional theory (DFT) methods, and their effects on the anticancer, antioxidant, and antimicrobial activities were also evaluated by molecular docking and dynamic simulation studies. …”
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  17. 177

    Dependence of Geometric and Spectroscopic Properties of Double-walled Boron Nitride Nanotubes on Interwall Distance by Metin Aydin

    Published 2014-10-01
    “…We have used density functional theory (DFT) and time dependent (TD)-DFT to systematically investigate the dependency of the geometric and vibroelectronic properties of zigzag and armchair-type doublewalled boron nitride nanotubes ((0,m)@(0,n) and (m,m) @(n,n)-DWBNNTs) on the interwall distance (ΔR) and the number of unit cells. …”
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  18. 178

    On the enhancement of the efficiency of concentrated solar power plants using nanofluids based on a linear silicone fluid and Pt nanoparticles by Juan Jesús Gallardo, Desireé De los Santos, Iván Carrillo-Berdugo, Rodrigo Alcántara, Javier Navas

    Published 2025-01-01
    “…Specific heat enhancements are also discussed in view of the strength of the interactions between methyl siloxane groups and low Miller index surfaces of Pt, with data from density functional theory simulations.…”
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  19. 179

    DFT Calculations and Molecular Docking Studies on a Chromene Derivative by Najet Aouled Dlala, Younes Bouazizi, Houcine Ghalla, Naceur Hamdi

    Published 2021-01-01
    “…The molecular geometry and the vibrational frequencies are computed in the frame of density functional theory at the B3LYP/6-311++G(d,p) level of theory. …”
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  20. 180

    The Effect of Interaction between Nanofillers and Epoxy on Mechanical and Thermal Properties of Nanocomposites: Theoretical Prediction and Experimental Analysis by S. Khostavan, M. Fazli, M. Ghorbanzadeh Ahangari, Y. Rostamiyan

    Published 2019-01-01
    “…In this paper, we first investigated interaction between carbon nanotube (CNT) and montmorillonite clay (MMT) absorbing on epoxy surface in a theoretical study based on the density functional theory (DFT) calculations. Results showed the interaction energy of -1.93 and -0.11 eV for MMT/epoxy and CNT/epoxy, respectively. …”
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