ultrasonic scattering in textured polycrystalline materials

... 1 Introduction Growing of scientific and technical help human’s quality life enhanced Thus, population is increasingly incremental, leading to increase the amount of Municipal ... basket Experimental determination of water cycle change Water cycle change is determinated through determinating the parameters indicating the levels of water pollution in order to treat water ... doesn’t bring economic benefits, so many companies don’t apply Therefore, researching to create a device which can seperate biodegrades materials from MSW will contribute solving that problem Since...

Ngày tải lên: 25/04/2013, 08:22

... processing and evaluating the information during reading - transferring or using the information while or after reading 2.4.4 ESP reading materials Materials play an important role in teaching and ... motivation, consisting of curiosity in learning about a particular topic of interest, the pleasure gained from being engaged in reading interesting materials, and the challenge in learning complex or ... structure, summarizing, paraphrasing, predicting, analyzing and using context clues 36 Compensation strategies include skills such as interferring, guessing while reading, or using reference materials...

Ngày tải lên: 18/12/2013, 10:03

... stronger scattering in Bi2Te3 / Sb2Te3 SLs compared to the bulk Bi2Te3 films Similar enhanced scattering of optical phonons in Bi2Te3 / Sb2Te3 SLs has been reported previously.9 The stronger scattering ... phonon scattering was obtained from Eq ͑1͒ The reason for this discrepancy is due to the assumption in the acoustic mismatch theory that the two materials constituting the interface are semi -in nite ... and measured scattering at SL interfaces In SL, along the growth direction, phonon branches in the first Brillouin zone are folded This folding produces two consequences: first, minibands and hence...

Ngày tải lên: 06/05/2014, 08:53

... WSPC/Advances in Nanoengineering Carbon: Novel Materials for the 21st Century (c) (d) Fig (Continued) 9in x 6in ch01 19 August 30, 2007 9:42 WSPC/Advances in Nanoengineering 9in x 6in ch01 H Terrones ... been intensively studied since the beginning of the 20th century In 1924, J D Bernal successfully identified the crystal structure of August 30, 2007 9:42 WSPC/Advances in Nanoengineering 9in x 6in ... pentagon–heptagon pair within a tubule By combining heptagons and pentagons in the predominantly hexagonal carbon framework, August 30, 2007 9:42 WSPC/Advances in Nanoengineering 9in x 6in ch01 H Terrones...

Ngày tải lên: 04/06/2014, 13:38

... most uncertain points have been eliminated in the right hand image Accordingly the test functions obtained by reducing the number of coefficients in this manner were employed routinely Synthesis ... preceding section can be performed This approach provides a final set of points in the image that are associated with matching values of P = {Mj}j In order to ensure inclusion of all interesting ... 3:57 Viral infection The HF cells were infected with HCMV strain AD169 employing a multiplicity of infection (MOI) of The virus containing supernatants were collected or 10 days post-infection...

Ngày tải lên: 20/06/2014, 01:20

... distribution in fiberreinforced polymer components, and corrosion in carbon steel storage tanks was evaluated by using the Fisher linear discriminant analysis of visual digital images Furthermore, grain ... Advances in Signal Processing heterogeneous, as is the case of layered structures such as walls, floors, and pavements In respect to image analysis, computed tomography was used to determine fiber-length ... grain growth direction in electrodeposited copper foil was measured by means of cyclic biaxial stress and image treatment Moreover, defect detection and sizing in pipeline welds were performed...

Ngày tải lên: 21/06/2014, 08:20

... is an in nite integral that has a rather slow of convergence To improve this problem the in nite integral is converted into integrals with finite limits Thus, for the calculation of the integral, ... the first kind The value of Ka u, s for u < s is obtained by interchanging u and s in 4.43 4.1.3 Mode I Dynamic Singular Stresses Near the Crack Tip The mode I dynamic electric stress intensity ... two simultaneous dual integral equations The solution of the integral equations is then expressed in terms of a pair of coupled Fredholm integral equations of the second kind In literature, there...

Ngày tải lên: 21/06/2014, 20:20

... measurement points are under OLOS condition The beginning and the end of this segment seem to follow a trend But, on an interval in the middle of this segment, strong single-bounce scattering occurs ... angle of incidence in streets and under shadowing conditions The results underline the importance of modeling of evolving and transient propagation scenarios, which is currently not common in available ... Yin, B H Fleury, P Jourdan, and A Stucki, “Polarization estimation of individual propagation paths using the SAGE algorithm,” in Proceedings of 14th IEEE International Symposium on Personal, Indoor...

Ngày tải lên: 22/06/2014, 22:20

... glycine alanine valine leucine isoleucine phenylalanine tyrosine tryptophan aspartic acid glutamic acid serine threonine asparagine glutamine lysine arginine histadine methionine cystine proline ... Institute Bangalore, 560 080, India raghu@rri.res .in P Timmins Institut Laue-Langevin rue Jules Horowitz BP 156, 38042 Grenoble, France timmins@ill.fr M.C Rheinst¨dter a Institut Laue-Langevin ... to charge scattering, X-ray magnetic scattering is weak [13] 1.3.2 Energy and Momentum Transfer In a scattering experiment the neutron undergoes a change in momentum after interacting with the...

Ngày tải lên: 27/06/2014, 10:20

... characterizing the plastic deformation of polycrystalline materials In these materials, the macroscopic value of their parameters is a mean value, resulting from taking the average over domains comprising ... intersection point at about 14% tensile strain Before the intersection point, the eigen strain of the phase transformation serves as a competing partner of dislocation 22 20 Polycrystalline Materials ... polycrystalline materials includes dislocation slip, twinning, grain boundary sliding and eigenstrain produced by phase transformations and diffusion These mechanisms are often alternative and competing...

Ngày tải lên: 29/06/2014, 09:20

Ngày tải lên: 05/08/2014, 15:21

... cytokeratin, vimentin and S100) destroying the bone trabeculae (Fig 2) Tumour excision was via left maxillary swing, left mandibular swing and midline tongue split followed by reassembly and filling ... clinical presentation and acquired references ZI: Help in drafting the overall manuscript and performed final review All authors have read and approved the final manuscript Consent Written informed ... Burlington, Massachusetts) so that precise removal could be performed without injury of the structures within the dural space i.e brainstem, basilar Figure Sagittal and axial views of brain MRI...

Ngày tải lên: 11/08/2014, 10:23

... curl equations [21-24] As in FEM, the scattering particle in embedded in a finite computational domain, and absorbing boundary conditions are employed to model scattering in the open space [25-27] ... correlation using the K-distribution This leads to simple expressions for the scattering function, anisotropy function, phase function, reduced scattering coefficient, and scattering power, indicating ... utilizes an angular gating mechanism, in which the illumination and detection beams overlap only in the focal region, thus resulting in angular gating and improving the optical sectioning and rejection...

Ngày tải lên: 10/09/2015, 15:51

... nanotwinned crystalline metals is related to nanotwin induced interface strengthening The increase in strength with decreasing grain size/twin spacing is based upon the interfaces serving as ... the nanotwinned polycrystalline Cu during tensile loading 94 5.2 Dislocation evolution in the nanotwinned polycrystalline Cu during tensile loading ... occurrence in crystalline materials The most special type of faceted boundary is the twin boundary Various types of twin boundaries including deformation twins, transformation twins and growth twins...

Ngày tải lên: 11/09/2015, 10:03

... pulse can induce crystalline to amorphous phase transition in other phase change materials or amorphous to crystalline phase transition in phase change materials or not has never been investigated ... resolution which allows investigating the dynamics of the laserinduced transitions Motivated in part by potential applications in materials processing, optical switching and optoelectronic devices, ... background induced by single femtosecond pulse in Figure 4.25 ·········· 63 Figure 4.28 AFM profile and analysis of crystalline mark in 100 nm Ge 2Sb2Te5 films at amorphous background induced by single...

Ngày tải lên: 16/09/2015, 08:30

... expansion became smaller in the rubbery region, because as the linking density increased, Vh decreased Since crosslinking density increase on cured resins, the coefficient of linear thermal expansion, ... smaller in the glassy 36 Chapter Non-Fickian Moisture Diffusion in Polymeric Materials region because, as the crosslinking density increases, vi increases and, accordingly, molecular chain packing ... Lin, 1999] The adhesion of interfaces within an IC package has a dominant influence on its moisture resistance properties For example die-attach material plays an important role in joining thin...

Ngày tải lên: 26/09/2015, 10:05

... Selecting Interior Finishes 141 22.1 Selecting Interior Finish Systems .143 23 Interior Walls and Partitions 145 23.1 Detailing Wall Finishes .147 24 Finish Ceilings and ... by involving you in the kinds of work that building design professionals architects, engineers, and drafters every day in the course of designing buildings and getting them built You will find ... uses: a Finish nail attaching wood shingles b Deformed shank nail attaching interior wood trim c Cut nail attaching gypsum wallboard d Box nail attaching asphalt shingles e Roofing nail attaching...

Ngày tải lên: 05/03/2016, 16:14

... supervisory 2.4 Financial difficulties Up to April 2003, 61 hospitals in Vietnam (7%) had incinerators Most incinerators were very expensive They operated erratically and inefficiently Incinerators ... Korean incinerators but they rarely used them as they did not have treatment system Some Vietnamese factories tried manufacturing incinerators but either they could not apply in reality or incinerators ... of the Ministry of Public Health, medical waste must be treated immediately at once, contained in bag or barrel according to color and standard In fact, in most hospitals, especially in private...

Ngày tải lên: 23/09/2012, 15:38

... account – 611 (Goods in transit account – 151) Debit Credit Cost of beginning materials - Transfer cost of beginning (beginning materials in transit materials (beginning materials in transit) Balance: ... of materials more economical effect businesses gains These roles require materials management to be close in all stages from purchasing, reserving and maintaining to using them In the purchasing ... remaining on the general accounting book and cost of materials using during the period Cost of materials used = Cost of beginning Cost of materials stored + materials in the period Cost of ending...

Ngày tải lên: 06/11/2012, 10:26

... engineers, including 15 in the North and in the South, specifying in warranty, training and application services for their equipment All of them are trained with specialists from manufacturers in ... processes and technology to eliminate uncertainty In industrial operations, and eliminate dormancy by achieving a high level Resorting: Managing the total supply chain including long-term partnership ... complaints related to product quality • Wrong product prevention • Training staff Accounting: • Using effective IT in work • Training staff 2.2 Trading activities of Tramat Co., Ltd 2.2.1 Trading...

Ngày tải lên: 22/04/2013, 15:35