由于石墨烯纳米带在实际应用中需要不同的带隙,我们讨论了石墨烯纳米带在形变条件下的电子能带结构。
We discuss the electronic structures of the deformed graphene nanoribbons, because we need the different energy gap when we put the graphene nanoribbons into the application.
本文提出了应用带条件的间接观测平差进行水平形变网的动态平差方法。
In this paper, a dynamic adjustment method monitoring the horizontal deformation is suggested by the adjustment of observation equations with condition equations.
结果表明:形变激活能与变形条件相关,随着应变速率的增加而增加;
The results show that the activation energy of deformation is connected with deformation condition, and it increases with the increase of strain rate.
目前存在的不同观点及各方面的实验证据。指出拉伸结晶聚合物的形变机理可能依赖于拉伸条件。
It is suggested that deformation mechanism of crystalline polymers may be different depending on drawing condition.
龙门山构造带经过多期次构造运动,形变强烈,因此,封盖保存条件是成藏的关键因素。
The Longmenshan structure has undergone multiple-epoch structural movements with strong deformation, thus its sealing conditions of preservation are the key factor to form reservoirs.
在同等条件下,此类X形变截面密封圈比X形密封圈最大等效压力值都大。
The most equivalent pressure of sealing X-ring change section is bigger than that of sealing X-ring in the same condition.
文章论证了所述等效理论具有的形变功率等值性和线弹性条件下的应变能等值性。
It is proved that the equality of deformation powers and the equality of strain energy in case of linear elasticity are deduced from the present theory.
通过对失稳过程的分析,对孕震期作了新的划分,并给出了失稳临界条件的形变判据。
The criterion of instability and the new partition of seismogenic process are presented by analyzing the instability process under model.
依据理想形变理论,研究开发了冲压成形过程模拟的有限元逆算法,并考虑了成形中的压边力,拉延筋等工艺条件,实现了计算机程序。
Based on ideal deformation theory, the authors developed a finite element inverse approach for sheet metal forming process simulation, and the computer program was implemented.
跨断层形变自动化观测技术为断层现今活动性研究、地震监测预报和工程安全评估提供了有利条件。
The technique for automatic measurement of fault deformation is of advantage to investigation in present-day fault activity, earthquake observation and prediction, and engineering safety evaluation.
再结晶是形变组织球化过程的必要条件。
Recrystallization is the necessary condition for spheroidization of the deformed texture.
在形变速率相同的条件下,随变形温度的升高,试样内部最大形变抗力及最大应力呈下降趋势。
The inner maximum resistance force and the maximum stress of the specimen decreases as the deformation temperature increasing.
探讨了单相合金高温形变再结晶后连续冷却条件下正常晶粒长大问题。
The normal grain growth during continuous cooling was studied in a single-phase material after recrystallizing.
通过热模拟实验,考察了在不同变形温度和不同奥氏体晶粒尺寸等条件下保温对低碳钢形变后组织演变的影响。
The influence of deforming temperature as well as primal austenite grain sizes and holding time on the microstructure of transformation were investigated.
硬弹性是结晶高聚物在特殊的加工条件下产生的一种独特的性能,具有高模量、高结晶度和高形变下回复的特点。
The hard elasticity is an unusual property which is developed under a special processing. It features high modulus, high crystallinity and highly reversible elasticity.
理想形变假设认为变形是在整体塑性功取得相对极值的条件下得到的,给出了理想形变的数学公式和有限元表达。
The mathematics formula and FE expression of ideal forming obtained when the global plastic work has its relative extreme value is provided.
通过对不同条件下干燥方法对宣纸形变影响的研究,对纸张变形的原因进行了探讨。
The regularity of dimensional change of Xuan paper was studied, and the reasons of dimensional unstability were discussed.
在小变形条件下,变形速率对形变马氏体的生成量影响较小;
The result of magnetic measurement shows that the amount of deformation-induced martensite increases with the increasing of plastic strain.
在本文的数值计算中,采用了有限伸展非线性弹簧模型(FENE)珠-簧链来模拟聚合物分子链,通过计算得到了FENE链在不同初始条件下的迁移运动及其构形变化。
In this paper, FENE bead-spring chain was used to model the polymer molecular. The migration motion and the configuration change of the FENE chain were simulated for different initial conditions.
阐明了金矿形成时的温压条件是该区岩石的形变-相变及成矿的决定性要素。
The results suggest that the temperature and pressure are two crucial factors that control the deformation of rocks and ore-forming process in this area.
本研究条件下,获得主要研究结果如下:1四届世界竞技健美操锦标赛的队形变化在总数量上已经基本趋于稳定。
This study condition, main research results are as follows: 1the four world championships, the formation of aerobics in total quantity change has basically stable.
研究电极的位移形变所产生的误差时 ,需要在不规则边界条件下求解拉普拉斯方程 。
With the thought of "perturbation", this paper analyes the solution of Laplace equation for poles having irregular boundary.
研究电极的位移形变所产生的误差时 ,需要在不规则边界条件下求解拉普拉斯方程 。
With the thought of "perturbation", this paper analyes the solution of Laplace equation for poles having irregular boundary.
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