搜索结果: 1-13 共查到“物理学 Epitaxial”相关记录13条 . 查询时间(0.078 秒)
Small fluctuations in epitaxial growth via conservative noise
Small fluctuations epitaxial growth conservative noise
2015/10/16
We study the combined effect of growth (material deposition from above) and nearest-neighbor entropic and force-dipole interactions in a stochastically perturbed system of N line defects (steps) on a ...
Epitaxial growth mechanisms of graphene and effects of substrates
Epitaxial growth mechanisms graphene effects of substrates
2012/2/29
The growth process of single layer graphene with and without substrate is investigated using ab-initio, finite temperature molecular dynamic calculations within density functional theory. An understan...
Graphene, a hexagonal sheet of sp2-bonded carbon atoms, has extraordinary properties which hold immense promise for future nanoelectronic applications. Unfor-tunately, the popular preparation methods ...
Fine tuning epitaxial strain in ferroelectrics: PbxSr(1-x)TiO3 on DyScO3
ferroelectrics strain thin films phase diagram phase boundaries
2010/11/24
Epitaxial strain can be efficiently used to modify the properties of ferroelectric thin films. From the experi-mental viewpoint, the challenge is to fine-tune the magnitude of the strain. We illustrat...
Effects of variable anisotropic-strain on the emission of neutral excitons confined in epitaxial quantum dots
Effects of variable anisotropic-strain neutral excitons epitaxial quantum dots
2010/11/22
We study the e ect of elastic anisotropic biaxial strain on the light emitted by neutral excitons confined in di erent kinds of semiconductor quantum dots (QDs). We find that the light polarization ro...
High temperature thermoelectric response of double-doped SrTiO$_3$ epitaxial films
High temperature thermoelectric response double-doped SrTiO$_3$ epitaxial films
2010/11/19
SrTiO3 is a promising n-type oxide semiconductor for thermoelectric energy conversion. Epitaxial thin lms of SrTiO3 doped with both La and oxygen vacancies have been synthesized by pulsed laser depos...
Tuning macro-twinned domain sizes and the b-variants content of the adaptive 14-modulated martensite in epitaxial Ni-Mn-Ga films by co-sputtering
Magnetic shape memory alloys epitaxial films adaptive modulated-martensites twinning
2010/11/19
order to obtain modulated-martensite in our epitaxial Ni-Mn-Ga films, we have tuned the composition by using a co-sputtering process. Here we present how the composition affects the variant distributi...
High growth rate 4H-SiC epitaxial growth using dichlorosilane in a hot-wall CVD reactor
High growth rate 4H-SiC epitaxial growth hot-wall CVD reactor
2010/11/18
Thick, high quality 4H-SiC epilayers have been grown in a vertical hot-wall chemical
vapor deposition system at a high growth rate on (0001) 80 off-axis substrates. We
discuss the use of dichlorosil...
Growth and superconducting transition of Pr1-xCaxBa2Cu3O7-( (x ( 0.5) epitaxial thin films
2007/7/28
期刊信息
篇名
Growth and superconducting transition of Pr1-xCaxBa2Cu3O7-( (x ( 0.5) epitaxial thin films
语种
英文
撰写或编译
作者
J. Y. Xiang,Z.Y. Liu,J. Li,P. Wang,R. L. Wang,H. P. Yang,Y. Z. Zhang,D. N. Zheng,H.H. ...
Epitaxial Hybrid Ferromagnet-Semiconductor Structures: Growth, Structural and Magnetic Properties
Epitaxial Hybrid Ferromagnet Semiconductor Structures Magnetic Properties
2010/10/21
Ferromagnet-semiconductor heterostructures are promising materials for the integration of magnetic or spin related functions into semiconductor materials and devices. Fe-on-GaAs and MnAs-on-GaAs are c...
Thickness Dependence of c/a Polytwin Structures Observed in Epitaxial Oxide Ferroelectric Thin Films
Polytwin Structures Epitaxial Oxide Ferroelectric Thin Films
2010/4/15
Ferroelectric or ferroelastic epitaxial films undergoing a cubic-to-tetragonal phase transformation usually relax the resultant strain energy due to lattice misfit by forming a polytwin (polydomain) s...
Domain Structures of Epitaxial Perovskite Ferroelectric Films: Part II. Applications
Domain Structures Epitaxial Perovskite Ferroelectric Films
2010/4/19
The use of domain stability maps for epitaxial perovskite ferroelectric films is illustrated with some examples. The equilibrium domain structure and domain fractions as a function of temperature are ...
Domain Structures of Epitaxial Perovskite Ferroelectric Films: Part I. Theory
Domain Structures Epitaxial Perovskite Ferroelectric Films
2010/4/19
Possible equilibrium domain structures due to elastic interactions between the film and the substrate as a result of a cubic-tetragonal transformation observed in epitaxial perovskite ferroelectric fi...