Beam combining

In this paper, a new design of pencilbeam planar dipole array antenna (PDAA) with reflector back has been designed and fabricated for IEEE 802.11ac outdoor applications. The proposed antenna is a planar array combined with a reflector.
6p truongtien_09 10042018 0 0 Download

Concrete E =4400 ksi, Poissons Ratio = 0.2 f’c = 6 ksi Cable Tension = 200 kips To Do Determine the moment diagram for a DL + LL + PRESTRESS loading combination. Compare the results using 4 output segments and using 30 output segments.
7p duchau1102 28112010 56 10 Download

Concrete E = 3120 ksi Poissons Ratio = 0.2 To Do Determine the moment diagram under combined dead plus live loads and the maximum downward displacement. Note: Dead load shown does not include beam self weight.
7p duchau1102 28112010 54 7 Download

This book will interest researchers, scientists, engineers and graduate students in many disciplines, who make use of mathematical modeling and computer simulation. Although it represents only a small sample of the research activity on numerical simulations, the book will certainly serve as a valuable tool for researchers interested in getting involved in this multidisciplinary ﬁeld. It will be useful to encourage further experimental and theoretical researches in the above mentioned areas of numerical simulation...
0p cucdai_1 20102012 38 7 Download

(BQ) Part 2 book "Theory and problems of strength of materials" has contents: Stresses in beams, elastic deflection of beams double integration method, elastic deflection of beams method of singularity functions, statically indeterminate elastic beams, special topics in elastic beam theory, plastic deformations of beams, columns, combined stresses, members subjected to combined loadings, theories of failure.
298p bautroibinhyen20 06032017 10 6 Download

(BQ) Part 2 book "Mechanics of materials" has contents: Stresses in beams (advanced topics), applications of plane stress (pressure vessels, beams, and combined loadings), analysis of stress and strain, statically indeterminate beams, deflections of beams, columns, review of centroids and moments of inertia.
571p bautroibinhyen20 06032017 10 5 Download

(BQ) Part 1 book "Mechanics of materials" has contents: Stresses in beams (advanced topics); analysis of stress and strain, applications of plane stress (pressure vessels, beams, and combined loadings), deflections of beams, statically indeterminate beams, columns, review of centroids and moments of inertia.
577p bautroibinhyen19 02032017 10 4 Download

Transitionbased dependency parsers are often forced to make attachment decisions at a point when only partial information about the relevant graph conﬁguration is available. In this paper, we describe a model that takes into account complete structures as they become available to rescore the elements of a beam, combining the advantages of transitionbased and graphbased approaches. We also propose an efﬁcient implementation that allows for the use of sophisticated features and show that the completion model leads to a substantial increase in accuracy.
11p bunthai_1 06052013 12 3 Download

(BQ) Part 1 book "Mark’s calculations for machine design" has contents: Fundamental loadings, beams  Reactions; shear force and bending moment distributions, and deflections; advanced loadings; combined loadings; principal stresses and mohr’s circle.
250p bautroibinhyen18 23022017 8 3 Download

(BQ) Part 2 book "Applied strength of materials for engineering" has contents: Stresses in beams, beam deflection, combined stresses, statically indeterminate beams, visualizing stress and strain, buckling of columns.
79p bautroibinhyen19 02032017 11 2 Download

Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Radiation Oncology cung cấp cho các bạn kiến thức về ngành y đề tài: " " Intraoperative radiotherapy (IORT) combined with external beam radiotherapy (EBRT) for softtissue sarcomas – a retrospective evaluation of the Homburg experience in the years 1995–2007...
6p toshiba10 15102011 24 1 Download

(BQ) Strength of materials by Stephen Timoshenko book was expanded by the addition of two new chapters, namely Chapter VIII which deals with bending of beams in a plane which is not a plane of symmetry and Chapter XII on the bending of curved bars. In Chapter VIII the notion of shear center which is of great practical importance in the case of thin walled structures is introduced. In Chapter XII is presented the material on curved bars which previously appeared in the second volume of this book.
93p bautroibinhyen18 23022017 3 1 Download

(BQ) Part 2 book "Mechanics of materials" has contents: Analysis of stress and strain; applications of plane stress (pressure vessels, beams, and combined loadings); deflections of beams; statically indeterminate beams; columns; review of centroids and moments of inertia.
477p bautroibinhyen19 02032017 5 1 Download

In this tutorial, a solid FEA model of a bent rod experiencing a combined load is created. No planes of symmetry exist and therefore simplifications cannot be made. Finally, the significance of the von Mises stress in design equation is discussed. 1 Problem Statement Copyrighted Material Clamped end The bent rod, shown to the right, is clamped at one end and subjected to a load of 2000 lb as displayed. The steel rod has a Young modulus of 30E+6 psi and Poisson ratio 0.3 . The nominal dimensions of the rod are also displayed below.
21p tien10 20032010 231 107 Download

Nonlinear Ampliﬁcation of Synchronous CDMA Overview As we have described in Chapter 3, the SS/CDMA uses orthogonal CDMA for both uplink and downlink transmission. On board the satellite, each CDMA channel is routed to a destination downlink beam by the Code Division Switch (CDS). All channels in the same output port of the CDS are combined and then ampliﬁed with a Traveling Wave Tube (TWT) ampliﬁer for downlink transmission.
27p doroxon 16082010 88 12 Download

Computed tomography (CT) is the mainstay of cancer imaging outside of the central nervous system. Advances in multidetector CT (MDCT) technology have had a profound impact on its diagnostic capabilities. Such techniques as multiphase, single breathhold imaging, CT angiography (CTA), volume rendering and virtual colonography owe their success to the development of multidetector arrays with continuously moving gantries.
426p xunu1311 03112012 40 11 Download

Torsional Shear Stress. Shafts in Series and Parallel. Bending Stress in Straight Beams. Bending Stress in Cur ved Beams. Pr incipal Stresses and Principal Planes. Determination of Principal Stresses for a Member Subjected to Biaxial Stress. Application of Principal Stresses in Designing Machine Members. Theories of Failure under Static Load. Maximum Principal or Nor mal Stress Theor y (Rankine’s Theory). Maximum Shear Stress Theory (Guest’s or Tresca’s Theory). Maximum Principal Strain Theor y (Saint Venant’s Theory). Maximum Strain Energy Theory (Haigh’s Theory).
61p tieutaithan 15112010 38 6 Download

Hybrid Multiple Access Schemes The simultaneous transmission of multiple data streams over the same medium can be achieved with different multiplexing schemes. Most communications systems, such as GSM, DECT, IEEE 802.11a, and HIPERLAN/2, use multiplexing based on either time division, frequency division or a combination of both. Space division multiplexing is applied to further increase the user capacity of the system. The simplest scheme of space division multiplexing is antenna sectorization at the base station where often antennas with 120◦ /90◦ beams are used....
21p huggoo 20082010 50 3 Download

Invasive Disease The treatment of a tumor that has invaded muscle can be separated into control of the primary tumor and, depending on the pathologic findings at surgery, systemic chemotherapy. Radical cystectomy is the standard, although in selected cases a bladdersparing approach is used; this approach includes complete endoscopic resection; partial cystectomy; or a combination of resection, systemic chemotherapy, and external beam radiation therapy. In some countries, external beam radiation therapy is considered standard.
5p konheokonmummim 03122010 32 3 Download

Wang et al. Nanoscale Research Letters 2011, 6:367 http://www.nanoscalereslett.com/content/6/1/367 NANO EXPRESS Open Access Freestanding HfO2 grating fabricated by fast atom beam etching Yongjin Wang1,2*, Tong Wu2, Yoshiaki Kanamori2 and Kazuhiro Hane2 Abstract We report here the fabrication of freestanding HfO2 grating by combining fast atom beam etching (FAB) of HfO2 film with dry etching of silicon substrate. HfO2 film is deposited onto silicon substrate by electron beam evaporator.
5p dauphong13 09022012 22 3 Download