Showing 181 - 200 results of 326 for search '"density functional theory"', query time: 0.06s Refine Results
  1. 181

    Density Functional Theoretical Computational Studies on 3-Methyl 2-Vinyl Pyridinium Phosphate by N. Kanagathara, V. J. Thanigaiarasu, V. Sabari, S. Elangovan

    Published 2022-01-01
    “…The molecular structure of 3-methyl 2-vinyl pyridinium phosphate (3M2VPP) has been optimized by using Density Functional Theory using B3LYP hybrid functional with 6-311++G (d, p) basis set in order to find the whole characteristics of the molecular complex. …”
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  2. 182

    Computational Investigation of the Electronic and Optical Properties of Planar Ga-Doped Graphene by Nicole Creange, Costel Constantin, Jian-Xin Zhu, Alexander V. Balatsky, Jason T. Haraldsen

    Published 2015-01-01
    “…We simulate the optical and electrical responses in gallium-doped graphene. Using density functional theory with a local density approximation, we simulate the electronic band structure and show the effects of impurity doping (0–3.91%) in graphene on the electron density, refractive index, optical conductivity, and extinction coefficient for each doping percentage. …”
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  3. 183

    Computational Study of Some Urolithin Derivatives-based Biomass Corrosion Inhibitors on the Fe (110), Cu(111) and Al(111) Surface by Rebaz A. Omer

    Published 2025-02-01
    “…The research uses Density Functional Theory (DFT) calculations and Monte Carlo (MC) simulations to compute quantum chemical parameters, Fukui function, and noncovalent interactions. …”
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  4. 184

    QUANTITATIVE STRUCTURE-ACTIVITY RELATIONSHIP AND MOLECULAR DOCKING STUDIES OF HYDROXAMIC ACID DERIVATIVES AS NOVEL CLASS INHIBITORS AGAINST HELICOBACTER PYLORI UREASE by Ibrahim Tijjani Ibrahim, Adamu Uzairu, Balarabe Sagagi

    Published 2019-12-01
    “… In order to develop quantitative structure-activity relationship (QSAR), for predicting antiulcer activity of hydroxamic acid analogues use as dataset and their antiulcer activity were obtained from the literature. Density Functional Theory (DFT) using B3LYP/6-31G* quantum chemical calculation method was used to find the optimized geometry of the studied compounds. …”
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  5. 185

    Molecular Design of Novel Chemicals for Iron Sulfide Scale Removal by Abdulmujeeb T. Onawole, Ibnelwaleed A. Hussein, Hassan I. Nimir, Musa E. M. Ahmed, Mohammed A. Saad

    Published 2021-01-01
    “…In this work, the chelating abilities of four novel chemicals, designed using the in silico technique of density functional theory (DFT), are studied as potential iron sulfide scale removers. …”
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  6. 186

    Theoretical understanding of water splitting by analyzing nanocatalyst photoabsorption spectra by Gollapalli Prince, Caspary Toroker Maytal

    Published 2025-02-01
    “…In the recent decade, a combination of different theoretical methods starting from density functional theory up to Bethe–Salpeter equation accounting for excitonic effects helped to establish that the *O intermediate is the rate limiting step in agreement with experimental data. …”
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  7. 187

    Theoretical Study of the π-Bridge Influence with Different Units of Thiophene and Thiazole in Coumarin Dye-Sensitized Solar Cells by Rody Soto-Rojo, Jesús Baldenebro-López, Daniel Glossman-Mitnik

    Published 2016-01-01
    “…Geometry optimization, the energy levels and electron density of the Highest Occupied Molecular Orbital and the Lowest Unoccupied Molecular Orbital, and ultraviolet-visible absorption spectra were calculated by Density Functional Theory (DFT) and Time-Dependent-DFT. All molecular properties were analyzed to decide which dye was the most efficient. …”
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  8. 188

    Study on the Adsorption Characteristics of Mo-Doped Graphene on the Decomposition Products of SF6 Substitute Gas Based on First-Principle Calculations by Can Ding, Xing Hu, Lu Feng

    Published 2022-01-01
    “…Based on the first-principles calculation method of density functional theory (DFT), the adsorption characteristics of intrinsic state graphene and Mo-doped graphene adsorbing SF6 and its substitute gas decomposition products are calculated and analyzed. …”
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  9. 189

    Computational evaluation on spectroscopic (FT-IR, Raman), electronic and biological, and NLO properties of cirsilineol by DFT, ADMET, and molecular docking method by Tirth Raj Paneru, Poonam Tandon, Bhawani Datt Joshi

    Published 2025-01-01
    “…The computational evaluation was performed with density functional theory (DFT) at B3LYP/6−311++G(d,p) level of theory and drug-like characteristics rendered from ADMET analysis. …”
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  10. 190

    Computational evaluation on spectroscopic (FT-IR, Raman), electronic and biological, and NLO properties of cirsilineol by DFT, ADMET, and molecular docking method by Tirth Raj Paneru, Poonam Tandon, Bhawani Datt Joshi

    Published 2025-01-01
    “…The computational evaluation was performed with density functional theory (DFT) at B3LYP/6−311++G(d,p) level of theory and drug-like characteristics rendered from ADMET analysis. …”
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  11. 191

    Effect of Constituent Units, Type of Interflavan Bond, and Conformation on the Antioxidant Properties of Procyanidin Dimers: A Computational Outlook by Ana María Mendoza-Wilson, René Renato Balandrán-Quintana

    Published 2017-01-01
    “…The objective of this study was to analyze the effect of the constituent units, type of interflavan bond, and conformation on the antioxidant properties of PC dimers including PB3, PB4, PB5, PB6, PB7, and PB8, using the density functional theory (DFT) computational method. The analysis was performed in function of parameters that allow determining the ability of the molecules to transfer or to capture electrons, among which the chemical potential, bond dissociation enthalpy (BDE), gap energy, Fukui indices, and charge distribution of HOMO-LUMO orbitals. …”
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  12. 192

    First-Principles Calculations on Atomic and Electronic Properties of Ge/4H-SiC Heterojunction by Bei Xu, Changjun Zhu, Xiaomin He, Yuan Zang, Shenghuang Lin, Lianbi Li, Song Feng, Qianqian Lei

    Published 2018-01-01
    “…Based on the density functional theory, the work of adhesion, relaxation energy, density of states, and total charge density are calculated. …”
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  13. 193

    Quantum mechanical insights into Edge-Dependent electronic properties of phosphorene nanoribbons by Mohammadamir Bazrafshan, Adeleh Vatankhahan, Farhad Khoeini, Omid Farzadian

    Published 2025-02-01
    “…This study investigates the electronic properties of phosphorene nanoribbons (PNRs) with different edge configurations using density functional theory (DFT). It addresses the role of sublattices in zigzag and armchair phosphorene nanoribbons, identifying six different edge configurations for zigzag and two for armchair edges. …”
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  14. 194

    Crystal structure, Hirshfeld surfaces analysis, vibrational spectroscopy, thermal behavior, and DFT study of S-triazine perchlorate by Chaima Zouari, Thameur Dammak, Jerome Lhoste, Mohamed Boujelbene, Mohamed Abdelhedi

    Published 2025-01-01
    “…Computational studies employing density functional theory (DFT) complemented the experimental findings, corroborating the material’s structural and electronic properties.…”
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  15. 195

    Calculation of the molecular properties of five cephalosporins: cephradine, cephalexin, cefadroxil, cefprozil and ceftobiprole by Elso Manuel Cruz Cruz, Eslhey María Sánchez Domínguez

    Published 2010-11-01
    “…The molecular properties were calculated following the density functional theory. The densities of atomic charges and the frontier orbitals were analyzed. …”
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  16. 196

    Development of a Neuroevolution Machine Learning Potential of Al-Cu-Li Alloys by Fei Chen, Han Wang, Yanan Jiang, Lihua Zhan, Youliang Yang

    Published 2025-01-01
    “…The results obtained from this potential function are compared with those from Density Functional Theory (DFT) calculations, with training errors of 2.1 meV/atom for energy, 47.4 meV/Å for force, and 14.8 meV/atom for virial, demonstrating high training accuracy. …”
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  17. 197

    Zinc-Doped Boron Phosphide Nanocluster as Efficient Sensor for SO2 by Shahid Hussain, Shahzad Ali Shahid Chatha, Abdullah Ijaz Hussain, Riaz Hussain, Muhammad Yasir Mehboob, Shabbir Muhammad, Zaheer Ahmad, Khurshid Ayub

    Published 2020-01-01
    “…Adsorption of SO2 on pure B12P12 and Zn-doped B12P12 is investigated through density functional theory methods. Zn adsorption on BP delivers four optimized geometries: B-Top, P-top, b64, and ring-enlarged geometry with adsorption energies of −57.12 kJ/mol, −14.50 kJ/mol, −22.94 kJ/mol, and −14.83 kJ/mol, respectively. …”
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  18. 198

    Adsorption of Phenols from Different Solvents on Graphene: Semi-Empirical Quantum Mechanical Calculations by Pablo Húmpola, Héctor S. Odetti, Alberto G. Albesa, José L. Vicente

    Published 2013-04-01
    “…The adsorption of phenol from aqueous solutions on carbon surfaces is discussed from different theoretical points of view, such as Monte–Carlo simulations, semi-empirical calculations, density functional theory and molecular dynamics. We performed a quantitative analysis of the adsorption of aromatics in general, and phenolic compounds in particular, through semi-empirical quantum mechanical calculations using different approaches. …”
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  19. 199

    Experimental Characterization, Computational Investigation, and Structure-propertyeactivity Relationship Studies of Nickel Ferrite Nanostructures by Ali Ben Ahmed

    Published 2024-10-01
    “…Additionally, the theoretical background of nickel ferrite was carved out using Density Functional Theory (DFT) by evaluating the electronic structure through the Frontier Molecular Orbital, Molecular Electrostatic Potential, Milliken charge distribution, Density of state spectrum, and nonlinear optical parameters embedded within the nickel ferrite molecule. …”
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  20. 200

    First principle investigation of Cr doping effect on the stability of NiFe2O4 by Tianhao Rui, Yulin Lan, Congyi Li, Haibin Zhang, Xiaojing Liu

    Published 2025-01-01
    “…In this work, density functional theory was utilized to compute the effect of Cr doping on electronic structures of NiFe2O4. …”
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