Atomistic simulations of the mechanical properties of nanocrystalline copper at room temperature

... simulations of mechanical properties of nanocrystalline copper on the basis of two reasons Firstly, there are lots of experimental data available on the mechanical deformation of nanocrystalline copper ... levels (a) the atomic configuration at 0% strain; (b) the atomic configuration at 4.4% strain; (c) the relative displacement of the atomic motion...

Ngày tải lên: 30/09/2015, 14:23

... properties of Cu- Sn intermetallic compounds Density Functional Theory (DFT) calculations are performed with the intermetallic compounds Cu3 Sn and Cu6 Sn5 to obtain the elastic properties of these ... performed to obtain the mechanical properties of Cu6 Sn5 and Cu3 Sn with computational methods 1.4 OUTLINE OF THE THESIS Calculations to predic...

Ngày tải lên: 11/09/2015, 14:34

... pulmonary edema[20] Therefore, this study provides the first data concerning modifications in the overall mechanical properties of the respiratory system in vivo during interstitial lung edema ... integration of the flow signal was removed by estimating the linear trend on the integrated signal and removing it from the recording The frequency response of...

Ngày tải lên: 12/08/2014, 15:21

... References 187 VII Summary The feasibility and efficiency of characterizing the mechanical properties of viscoelastic and visco- elastic- plastic materials and their thin films by using nanoindentation techniques ... with the elastic and plastic properties, the visco- elastic and visco- elastic- plastic properties are more difficult to charact...

Ngày tải lên: 12/09/2015, 09:59

... characterizing InP based MEMS structures and analysing its properties The major properties widely realized are the mechanical and the optical properties Mechanical characterization include beam ... were fabricated Micro-cantilevers are one of the fundamental test specimens Cantilevers based on InP, AlGaAs and GaAs material systems are the popular ones The chara...

Ngày tải lên: 26/09/2015, 10:13

... displays Thin Solid Films 2004, 460:156 doi:10.1186/1556-276X-6-309 Cite this article as: Samantilleke et al.: Cohesive strength of nanocrystalline ZnO:Ga thin films deposited at room temperature ... Fortunato E, Gonçalves A, Assunção V, Marques A, Águas H, Pereira L, Ferreira I, Martins R: Growth of ZnO:Ga thin films at room temperature on polymeric substr...

Ngày tải lên: 21/06/2014, 04:20

... two-step anodization (a) Joule heat caused by impurity, (b) difference of grow rate, (c) removal of all porous alumina, and (d) the second anodization Compared to the anodization of the flat Al ... Mater 2002, 11:1349 doi:10.1186/1556-276X-6-596 Cite this article as: Chung et al.: Anodization of nanoporous alumina on impurity-induced hemisphere curved surface of...

Ngày tải lên: 20/06/2014, 22:20

... the ultrafine BaTiO3 nanoparticles will be done in the future Conclusion A large quantity of tetragonal BaTiO3 nanoparticles as fine as nm was directly synthesized at room temperature The synthesis ... modeling of aqueous and hydrothermal synthesis of barium titanate (BaTiO3) Chem Mater 2005, 17:5346-5356 doi:10.1186/1556-276X-6-466 Cite this article as: Qi et al.:...

Ngày tải lên: 21/06/2014, 01:20

... low oxygen contamination level (below 1%) Fig.2 depicts FESEM images of TiO2 nanotube arrays via anodization of titanium films deposited at different conditions in 0.5% (w) HF solution at 10 V When ... dissolution rate to increase the thickness-conversion ratio of Ti film In this study, we attempt to deposit compact and uniform Ti films on conducting glass...

Ngày tải lên: 02/09/2015, 13:33

... range of conditions The goal of this manuscript is to provide a detailed understanding of the heart as a muscular pump and of the interaction between the heart and the vasculature The concepts of ... Cardiac Physiology Page of 23 MECHANICAL PROPERTIES OF THE HEART AND ITS INTERACTION WITH THE VASCULAR SYSTEM Daniel Burkhoff MD PhD, Ass...

Ngày tải lên: 22/02/2014, 09:20

... distribution of the strain around the interface somehow correlates with the composition of the core–shell nanowire These aspects are reflected in the averaged bond lengths of Si Si, Ge Ge and Si Ge varying ... Composition 0.8 1.0 0.4 0.6 Composition 0.8 1.0 2.50 Si Si Ge Ge Ge Si Bond length (Ang) 2.45 2.40 2.35 3047 composition in Si- core /Ge- shell nano...

Ngày tải lên: 16/03/2014, 15:22

... nB is the number of bonds; N, Avogadro's number; l,, the length of the repeat unit; and V, the molar volume The theoretical brittle stress is then the number of bonds times the strength of an ... dependence of a polymer is strongly related to the entanglement molecular weight Above 2Me, the viscosity of the melt increases as the 3.4 power of the molecu...

Ngày tải lên: 01/04/2014, 00:20

... novel properties [11] Keeping this incentive in mind, the purpose of this paper is to provide an overview of the basic understanding of the mechanical properties of these materials A number of techniques ... in nanocrystalline materials Softening of nanocrystalline metals at very small grain sizes On the inverse Hall–Petch relationship in nanocrystalline materials...

Ngày tải lên: 01/04/2014, 00:20

... properties in addition to the bone mass Since the mechanical testing is the current golden standard for accessing bone quality, the data suggested that the combined use of OPG- Fc and ALN in the ... with Osteoprotegerin (OPG) significantly improves mechanical properties of long bone than the single use of ALN or OPG in th...

Ngày tải lên: 20/06/2014, 04:20

... properties in addition to the bone mass Since the mechanical testing is the current golden standard for accessing bone quality, the data suggested that the combined use of OPG- Fc and ALN in the ... with Osteoprotegerin (OPG) significantly improves mechanical properties of long bone than the single use of ALN or OPG in th...

Ngày tải lên: 20/06/2014, 07:20