本文利用密度泛函方法计算了吡啶和水分子分别吸附于粗糙银电极表面的拉曼光谱强度。
We calculated Raman intensities of pyridine and water adsorbed on rough silver electrodes respectively by using density functional theory approach.
该分子材料具有较强的非线性光学性质，其分子的电子结构和电偶极矩是在密度泛函理论水平上利用从头计算方法得到的。
This kind of molecular material has strong nonlinear optical properties, and its electronic structures and dipole moments are calculated by use of density functional theory on ab initio level.
用密度泛函理论(DFT)和从头算方法，对HNO与O自由基反应进行了研究。
The reaction of HNO with o radical was investigated by density functional theory (DFT) and ab initio methods.
反应能量主要采用原子团加和方法以及密度泛函理论进行估算。
Reaction energy was always estimated by Group additivity method and density functional theory.
在含时密度泛函方法水平上，我们以分子的基态、激发态优化几何为基础分别研究了它们的吸收和磷光性质。
At the TD-DFT level, absorptions and phosphorescence properties of the studied molecules were calculated on the basis of the optimized ground - and excited-state geometries, respectively.
利用密度泛函理论和分子动力学方法，对处于两平行硬墙之间的硬球流体的密度分布进行了计算。
The density profile of hard sphere fluid confined in two parallel hard walls was studied by using Rosenfeld density Functional Theory (DFT) and Molecular Dynamics (MD) simulation method.
在第二章中，介绍了密度泛函理论和量子化学计算方法。
In the second chapter, the basic concept of DFT and the method of quantum chemistry calculations have been introduced.
用密度泛函方法计算了复合物的基态结构、振动频率和电子跃迁能。
Density functional theory calculations were carried out to examine the structure and normal mode frequencies of the ground state of the complex and its electronic transition energies.
而基于密度泛函理论的第一性原理计算方法，则是计算材料科学的重要基础和核心技术。
The first-principle calculation, which is based on the Density Functional Theory, is playing important role in computational materials.
最后我们采用基于密度泛函的第一性原理电子结构计算方法研究分析了纳晶稀磁氧化物的电子结构和磁性。
Finally the electronic and magnetic properties of diluted magnetic oxides nanocrystallites are investigated from first-principles calculations based on DFT.
本文基于局域密度泛函理论（LDF）和LMTO-ASA方法，计算了稳定的六角结构碳化钨和碳化钼的自洽能带结构，总态密度和分波态密度。
The self-consistent band structure, total and partial density of states for the stable compounds hcp-WC and MoC are calculated by the LMTO-ASA method based on Kohn-Sham's LDF theory.
方法采用数用相对论有效原子实势（RECP）和密度泛函（B3LYP）方法。
Methods Density functional (B3LYP) method with Relativistic Effective Core Potential (RECP) has been used to optimize the structures of PdH and PdH_2 molecules.
运用密度泛函平面波赝势方法（PWP）和广义梯度近似（GGA），对替代式掺杂钒（V）的闪锌矿（ZnS）的超晶胞电子结构进行了计算。
The optical properties and electrical structure of V in ZnS supercell have been computed by means of plane wave pseudo-potential method(PWP) with generalized gradient approximation(GGA).
运用密度泛函平面波赝势方法（PWP）和广义梯度近似（GGA），对替代式掺杂钒（V）的闪锌矿（ZnS）的超晶胞电子结构进行了计算。
The optical properties and electrical structure of V in ZnS supercell have been computed by means of plane wave pseudo-potential method(PWP) with generalized gradient approximation(GGA).
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