Showing 281 - 300 results of 431 for search '"density functional theory"', query time: 0.06s Refine Results
  1. 281

    Synthesis, antibacterial evaluation and in silico studies of novel 2-(benzo[d]thiazol-2-yl)-N-arylacetamides and their derivatives as potential DHFR inhibitors by Nadia Hanafy Metwally, Galal Hamza Elgemeie, Aya Ragab Abdelrazek, Salwa Magdy Eldaly

    Published 2025-01-01
    “…The structure of coumarin 8 was confirmed by density functional theory (DFT) calculations using basis set B3LYP/6-311 G +  + (d,p) to obtain the suitable geometrical structure with molecular orbitals` energies revealing its planar structure and its agreement with experimental data. …”
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    Article
  2. 282

    Lipophilicity Assessment of Ruthenium(II)-Arene Complexes by the Means of Reversed-Phase Thin-Layer Chromatography and DFT Calculations by Khalil Salem A. M. Shweshein, Filip Andrić, Aleksandra Radoičić, Matija Zlatar, Maja Gruden-Pavlović, Živoslav Tešić, Dušanka Milojković-Opsenica

    Published 2014-01-01
    “…In addition, ab initio density functional theory (DFT) computational approach was employed to calculate logKOW values from the differences in Gibbs’ free solvation energies of the solute transfer from n-octanol to water. …”
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    Article
  3. 283

    Molecularly imprinted chitosan-based adsorbents for the removal of salicylic acid and its molecular modeling to study the influence of intramolecular hydrogen bonding of template o... by Dipali Rahangdale, G Archana, A Kumar

    Published 2016-10-01
    “…The change in the Gibbs free energy (ΔG) for the template–monomer complexes formed between the templates and the functional monomer was computed using density functional theory (DFT) to interpret the nature of the interactions between them and to compare their stabilities. …”
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    Article
  4. 284

    Structural, Elastic, and Electronic Properties of Antiperovskite Chromium-Based Carbides ACCr3 (A = Al and Ga) by D. F. Shao, W. J. Lu, S. Lin, P. Tong, Y. P. Sun

    Published 2013-01-01
    “…We theoretically investigated antiperovskite chromium-based carbides ACCr3 through the first-principles calculation based on density functional theory (DFT). The structure optimization shows that the lattice parameter of ACCr3 is basically proportional to the radius of A-site elements. …”
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  5. 285

    Optical properties of 2D GeTe under strain: A DFT study by O. Ruiz-Cigarrillo, G. Flores-Rangel, U. Zavala-Moran, J. Puebla, R. E. Balderas-Navarro, B. Mizaikoff

    Published 2025-01-01
    “…Monolayer germanium telluride (GeTe) exhibits tunable electronic and optical properties, making it promising for device applications. Using Density Functional Theory (DFT), we investigate the impact of uniaxial strain, ϵ, on its band structure and dielectric function (DF), ε̃. …”
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  6. 286

    Incorporating edge convolution and correlative self-attention into graph neural network for material properties prediction by Zexi Yang, Qi Yu, Yapeng Zhan, Jiying Liu

    Published 2025-01-01
    “…Traditional methods based on either trial-and-error experiments or large-scale density functional theory calculations are known to possess various limitations. …”
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    Article
  7. 287

    Electronic Properties of Ultra‐Wide Bandgap BxAl1−xN Computed from First‐Principles Simulations by Cody L. Milne, Tathagata Biswas, Arunima K. Singh

    Published 2025-01-01
    “…In this article, the electronic properties of 17 recently predicted ground states of BxAl1−xN in the x = 0 − 1 range are predicted using first‐principles density functional theory and many‐body perturbation theory within GW approximation. …”
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    Article
  8. 288

    Organocatalytic enantioselective synthesis of double S-shaped quadruple helicene-like molecules by Shengli Huang, Haojun Wen, Yige Li, Wenling Qin, Pengfei Wang, Yu Lan, Shiqi Jia, Hailong Yan

    Published 2025-01-01
    “…The enantioselective synthesis of (P,P,P,P) and (M,M,M,M) configurational quadruple helical molecules can be achieved by modulating the structure of the catalyst. Density functional theory (DFT) calculations show that the reaction involves the formation of a duplex vinylidene ortho-quinone methide (VQM) intermediate and two successive cycloaddition reactions. …”
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    Article
  9. 289

    Strong toxic gas detection on penta-BCP monolayers: Insights from DFT calculations by Thanasee Thanasarnsurapong, Suchanuch Sringamprom, Pakpoom Reunchan, Weekit Sirisaksoontorn, Sirichok Jungthawan, Piyanooch Nedkun, Jariyanee Prasongkit, Adisak Boonchun

    Published 2025-08-01
    “…This study examines the potential of penta-BCP monolayer as a high-performance toxic gas sensor utilizing the robust framework of density functional theory (DFT). Penta-BCP exhibits strong and selective interactions with specific toxic gas molecules, including CO, NO, and NO2. …”
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    Article
  10. 290

    Copper Adsorption Using Hydroxyapatite Derived from Bovine Bone by Lingchang Kong, Xin Liu, Guocheng Lv, Tianming Liu, Peijun Zhang, Yuxin Li, Bin Chen, Libing Liao

    Published 2022-01-01
    “…Furthermore, systematic analyses demonstrated that surface adsorption was responsible for the copper removal by hydroxyapatite based on experimental analysis and density functional theory (DFT) calculations. This work provides an alternative strategy as filling material for in situ remediation of copper-contaminated groundwater and enriches relevant theoretical references.…”
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  11. 291

    Theoretical Study of the Structural and Electronic Properties of NIPAM Polymer Dosimetry Gel by Swait S. Mohammed, Israa F. Al-sharuee, Akram Mohammed Ali, Adil Elrayah

    Published 2024-12-01
    “…The molecular geometry was determined using density functional theory (DFT) (B3LYP) and computational means. …”
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    Article
  12. 292

    Optical and electronic properties of hybrid organic-inorganic perovskite type [NH3-(CH2)3-COOH]2HgCl4 by Ouaaka El Mustafa, Khechoubi El Mostafa

    Published 2025-01-01
    “…The electronic properties total and partial densities of states (TDOS, PDOS), and band structure are calculated using density functional theory (DFT). The experimental and theoretical (DFT) band gap values are compared.…”
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    Article
  13. 293

    Phase stability, microstructure and thermodynamic properties of NbMoZrTiV lightweight high-entropy refractory alloy by Wenjie Chen, Xinmei Li

    Published 2025-01-01
    “…In this paper, the effects of pressure and temperature on the stability and thermodynamic properties of the NbMoZrTiV LRHEA phase have been investigated using first-principles calculations of density functional theory calculations. Its microstructure and mechanical properties after annealing at different temperatures (600 °C, 800 °C and 1000 °C) have also been studied. …”
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  14. 294

    Laser-induced coherent spin change due to spin-orbit coupling by In Cheol Yu, Jung Hyun Oh, Je-Ho Shim, Kab-Jin Kim, Byong-Guk Park, Dong-Hyun Kim, Kyoung-Whan Kim, Hyun-Woo Lee, Kyung-Jin Lee, Fabian Rotermund

    Published 2025-02-01
    “…By combining time-resolved MOKE measurements with density functional theory calculations, we demonstrate that a transient MOKE peak during laser pulse includes coherent spin excitation. …”
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  15. 295

    Muon spectroscopy of a 12-phosphatetraphene with extremely efficient radical trapping properties by Shigekazu Ito, Kohei Yasuda, Keisuke Ishihara, Victoria L. Karner, Kenji M. Kojima, Iain McKenzie

    Published 2025-01-01
    “…The 31P hfc was determined from the resonance position, and a comparison with the value obtained from density functional theory (DFT) calculations indicated that the radical retained a flat π-delocalized tetracyclic skeleton. …”
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    Article
  16. 296

    Effects of nitrogen vacancy sites of oxynitride support on the catalytic activity for ammonia decomposition by Kazuki Miyashita, Kiya Ogasawara, Masayoshi Miyazaki, Hitoshi Abe, Yasuhiro Niwa, Hideki Kato, Hideo Hosono, Masaaki Kitano

    Published 2024-10-01
    “…Furthermore, NH3 temperature-programmed surface reactions and density functional theory (DFT) calculations revealed that NH3 molecules are preferentially adsorbed on the nitrogen vacancy sites on the support surface rather than on the Ni surface. …”
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    Article
  17. 297

    Defect-assisted reversible phase transition in mono- and few-layer ReS2 by George Zograf, Andrew B. Yankovich, Betül Küçüköz, Abhay V. Agrawal, Alexander Yu. Polyakov, Joachim Ciers, Fredrik Eriksson, Åsa Haglund, Paul Erhart, Tomasz J. Antosiewicz, Eva Olsson, Timur O. Shegai

    Published 2025-01-01
    “…Our observations, based on transmission electron microscopy, nonlinear spectroscopy, and density functional theory, reveal a transition from the ground $${\rm{T}}^{\prime\prime}$$ T ″ (double-distorted T) to the metastable $${\rm{H}}^{\prime}$$ H ′ (distorted H) phase under femtosecond laser irradiation or influence of highly-energetic electrons. …”
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  18. 298

    Engineering of Metal–Organic Framework-Derived CoTiO<sub>3</sub> Micro-Prisms for Lithium-Ion Batteries by Tao Li, Minghui Song, Qi Zhang, Yifan Li, Gengchen Yu, Xue Bai

    Published 2024-12-01
    “…The experimental results indicate the substitutional doping of Ni<sup>2+</sup> for Co<sup>2+</sup> in CoTiO<sub>3</sub> (CTO), leading to improved conductivity, as further confirmed by density functional theory calculations. Thus, the carbon-free sample of Ni-doped CTO exhibits improved lithium storage properties compared to the pristine one. …”
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    Article
  19. 299

    Molecular Structure and Electronic Properties of Porphyrin-Thiophene-Perylene Using Quantum Chemical Calculation by Tatiya Chokbunpiam, Patchanita Thamyongkit, Oraphan Saengsawang, Supot Hannongbua

    Published 2010-01-01
    “…The results from the method validation revealed that using the density functional theory approach at B3LYP/6–31G(d) data set was the optimal one, considering the accuracy attained and maintaining the computer time required within tractable limits. …”
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    Article
  20. 300

    Efficient ZrO(NO3)2.2H2O Catalyzed Synthesis of 1H-Indazolo[1,2-b] phthalazine-1,6,11(13H)-triones and Electronic Properties Analyses, Vibrational Frequencies, NMR Chemical Shift A... by Forozan Piryaei, Nahid Shajari, Hooriye Yahyaei

    Published 2020-01-01
    “…Quantum theoretical calculations for three structures of compounds (5a, 5b, and 5c) were performed using the Hartree–Fock (HF) and density functional theory (DFT). From the optimized structure, geometric parameters were obtained and experimental measurements were compared with the calculated data. …”
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    Article