spherical transmission lines and cavities

Introduction To Wave Propagation Transmission Lines And Antennas

Introduction To Wave Propagation Transmission Lines And Antennas

... Introduction to Generators and Motors, is an introduction to generators and motors, and covers the uses of ac and dc generators and motors in the conversion of electrical and mechanical energies ... Introduction to Wave-Generation and Wave-Shaping Circuits, discusses wave generation and wave-shaping circuits Module 10, Introduction to Wave Propagation, Transmission Lines, and Antennas, presents the ... 10 Introduction to Wave Propagation, Transmission Lines, and Antennas NAVEDTRA: 14182 Date: We need some information about you: Rate/Rank and Name: SSN: Command/Unit Street Address: City: State/FPO:...

Ngày tải lên: 23/10/2015, 20:10

276 815 0
Lightning response of transmission lines and impulse behavior of concentrated grounds

Lightning response of transmission lines and impulse behavior of concentrated grounds

... developed and introduced in this chapter Using the new dynamic model and the computer program, results from Liew’s experiment on wet loamy sand and triggered-lightning experiments in Florida and Alabama ... performance of unshielded wood pole transmission lines, and it includes the effect of weak links and non-linearities such as corona, wavefront distortion and the voltage-time behavior of the ... calculated and experimental results for a sparking connection on wet loamy sand 88 Table 6.4 Comparison of calculated and experimental results for a driven rod connection on wet loamy sand...

Ngày tải lên: 08/11/2015, 17:33

111 178 0
vertical transmission lines in multilayer substrates and highly integrated filtering components based on these transmiss

vertical transmission lines in multilayer substrates and highly integrated filtering components based on these transmiss

... constant and characteristic impedance, in a wide frequency band That is why, short and long transmission lines have been used in high-frequency and high-speed systems Besides that, planar transmission ... www.intechopen.com Vertical Transmission Lines in Multilayer Substrates and Highly-Integrated Filtering Components Based on These Transmission Lines 269 substrates at microwaves and millimeter waves and a contribution ... layers and 6; 0.138mm is between layers and www.intechopen.com Vertical Transmission Lines in Multilayer Substrates and Highly-Integrated Filtering Components Based on These Transmission Lines...

Ngày tải lên: 27/07/2014, 23:56

37 185 0
Theoretical and experimental studies on nonlinear lumped element transmission lines for RF generation

Theoretical and experimental studies on nonlinear lumped element transmission lines for RF generation

... circuit model was developed for simulation and extensive parametric studies were carried out to understand the behaviour and characteristics of these lines Generally, results from the NLETL model ... Schamiloglu, and J.O Rossi, “Circuit modeling of nonlinear lumped element transmission lines, ” Proc of 18th IEEE Int Pulsed Power Conf (Chicago, IL, June 2011), pp 185-192 N.S Kuek, A.C Liew and E Schamiloglu, ... nonlinear capacitive transmission lines, ” Proc of 2012 IEEE Int Power Modulator and High Voltage Conf (San Diego, CA, 2012), pp 231-234 N.S Kuek, A.C Liew, E Schamiloglu and J.O Rossi, “Nonlinear...

Ngày tải lên: 10/09/2015, 09:26

174 394 0
Comparing HIV prevalence estimates from prevention of mother-to-child HIV transmission programme and the antenatal HIV surveillance in Addis Ababa docx

Comparing HIV prevalence estimates from prevention of mother-to-child HIV transmission programme and the antenatal HIV surveillance in Addis Ababa docx

... programme were 6.2% and 4.5% and from antenatal surveillance 6.1 and 5.5% in 2008 and 2009 respectively Conclusions There were consistent HIV prevalence estimates from PMTCT programme and from antenatal ... 2007 and 2009 rounds antenatal HIV surveillance report published by the Federal Ministry of Health of Ethiopia and Ethiopian Health and Nutrition Research and from AIDS in Ethiopia fifth and sixth ... two estimates, 8.8% in the PMTCT programme and 12.1% in the antenatal surveillance (Figure 1) Using the 2002 and 2003 PMTCT reports in Uganda, Mpairwe and colleagues also reported higher HIV prevalence...

Ngày tải lên: 15/03/2014, 10:20

13 444 0
Báo cáo khoa học: An estrogen receptor a suppressor, microRNA-22, is downregulated in estrogen receptor a-positive human breast cancer cell lines and clinical samples pptx

Báo cáo khoa học: An estrogen receptor a suppressor, microRNA-22, is downregulated in estrogen receptor a-positive human breast cancer cell lines and clinical samples pptx

... breast cancer cell lines that are either ERa positive (MCF-7, T-47D and BT-474) or ERa negative (MDA-MB-231 and SK-BR-3), and 23 breast tumor specimens, of which 10 are ERa positive and 13 are ERa ... T-47D and MDA-MB-231 and P = 0.0010 for the comparison between BT-474 and MDA-MB231, but P = 0.0399 for the comparison between MCF-7 and SK-BR-3, P = 0.0123 for the comparison between T-47D and ... is the median; the upper and lower limits of the box are the 75th and 25th percentiles, respectively, and the vertical bars above and below the box indicate the maximum and minimum values The solid...

Ngày tải lên: 22/03/2014, 21:20

11 237 0
Chapter 3 Transmission Basics and Networking Media pdf

Chapter 3 Transmission Basics and Networking Media pdf

... transmitted during given time period • Bandwidth: difference between highest and lowest frequencies that a medium can transmit 10 Baseband and Broadband • Baseband: digital signals sent through direct ... attenuation and crosstalk – CAT (Category 7): signal rates up to GHz 23 Comparing STP and UTP • Throughput: STP and UTP can both transmit data at 10, 100, and 1000 Mbps – Depending on grade of cabling and ... Layer Standards Table 3-2: Physical layer networking standards 31 Summary of Physical Layer Standards (continued) Table 3-2 (continued): Physical layer networking standards 32 Cable Design and Management...

Ngày tải lên: 30/03/2014, 07:20

51 676 0
báo cáo hóa học:" Primary cultured fibroblasts derived from patients with chronic wounds: a methodology to produce human cell lines and test putative growth factor therapy such as GMCSF" ppt

báo cáo hóa học:" Primary cultured fibroblasts derived from patients with chronic wounds: a methodology to produce human cell lines and test putative growth factor therapy such as GMCSF" ppt

... shown to be viable and uncontaminated To assure viability and sterility, a vial was recovered from the freezer and passaged times and then tested for mycoplasmal, bacterial and fungal contaminants ... become the standardof-care in patients with diabetes and a foot ulcer, pressure ulcers and venous ulcers, to remove necrotic and infected tissue and stimulate healing In this study, we used debrided ... Authors' contributions MTC and HB conceived of the study and MTC and RD devised the experimental design for the scratch assays HB harvested the wound tissue in the OR and HE helped in logging de-identified...

Ngày tải lên: 18/06/2014, 15:20

9 487 0
Báo cáo sinh học: "Curcumin reduces expression of Bcl-2, leading to apoptosis in daunorubicin-insensitive CD34+ acute myeloid leukemia cell lines and primary sorted CD34+ acute myeloid leukemia cells" pptx

Báo cáo sinh học: "Curcumin reduces expression of Bcl-2, leading to apoptosis in daunorubicin-insensitive CD34+ acute myeloid leukemia cell lines and primary sorted CD34+ acute myeloid leukemia cells" pptx

... D) The IC 50 values at 24, 48, 72, and 96 h were 230.5, 86.9, 60.0, and 35.7 μM for KG1a, 68.5, 46.6, 28.8, and 23.5 μM for Kasumi-1, and 58.3, 26.0, 10.6, and 4.4 μM for U937 cells, respectively ... Bcl-2 mRNA and protein levels and reduced MMP in both DNR-insensitive and -sensitive AML cell lines The mechanisms underlying curcumin-induced apoptosis were investigated The IAP and Bcl-2 family ... DNR-insensitive CD34+ AML cell lines (KG1a and Kasumi-1) and in CD34+ primary AML samples We showed that curcumin selectively induced apoptosis in KG1a and Kasumi1 cell lines, as well as in primary...

Ngày tải lên: 18/06/2014, 19:20

15 416 0
báo cáo hóa học: " Evaluation of adaptation to visually induced motion sickness based on the maximum cross-correlation between pulse transmission time and heart rate" docx

báo cáo hóa học: " Evaluation of adaptation to visually induced motion sickness based on the maximum cross-correlation between pulse transmission time and heart rate" docx

... trial, ECG and finger photo-plethysmogram signals were measured and recorded with a handmade Mayer-wave analyzer [16] The resolution of A/D converter and the sampling rate are 12 bit and kHz, respectively ... coefficient between heart rate and blood pressure and whose frequency components are limited to the Mayer wave-related band, is capable of assessing VIMS On the other hand, an important feature of ... first and the third days Figure of three subjects on time (left column) and TS (right column) Changes in ρmax with time (left column) and TS (right column) of three subjects on the first and the...

Ngày tải lên: 19/06/2014, 10:20

6 534 0
báo cáo hóa học:" Characterization of the tumor marker muc16 (ca125) expressed by murine ovarian tumor cell lines and identification of a panel of cross-reactive monoclonal antibodies" docx

báo cáo hóa học:" Characterization of the tumor marker muc16 (ca125) expressed by murine ovarian tumor cell lines and identification of a panel of cross-reactive monoclonal antibodies" docx

... conducted the RT-PCR and western blot ananlysis and was assisted in these experiments by JAB and JAAG MM and CR helped in designing appropriate Muc16 primers JC assisted in obtaining and maintaining ... epithelial ovarian tumor cell lines OVCAR-3, SKOV-3, and CAOV-3 were purchased from ATCC RT-PCR Total RNA was isolated from MOVCAR cell lines using the Qiagen RNeasy® Mini kit and μg of total RNA was ... human and murine forms of the mucin MUC16 is both expressed on the cell surface and shed from the cell in soluble forms Muc16, on the other hand, is detected primarily in the spent media and in...

Ngày tải lên: 20/06/2014, 07:20

7 430 0
báo cáo hóa học:" Planning for pre-exposure prophylaxis to prevent HIV transmission: challenges and opportunities" potx

báo cáo hóa học:" Planning for pre-exposure prophylaxis to prevent HIV transmission: challenges and opportunities" potx

... users (IDUs) in Thailand; men who have sex with men (MSM) in South America, Africa, Thailand and the United States; serodiscordant heterosexual couples in Kenya and Uganda; and women who are at ... infrastructure and financial requirements necessary, globally and within countries The design and execution of this research and analysis should begin while clinical trials are underway to understand the ... marketing, strategy and organizational behaviour to identify, evaluate and address potential concerns and expectations by stakeholders and consumers across individual communities and segments Such...

Ngày tải lên: 20/06/2014, 08:20

10 507 0
Báo cáo hóa học: " Research Article Transmission Error and Compression Robustness of 2D Chaotic Map Image Encryption Schemes" potx

Báo cáo hóa học: " Research Article Transmission Error and Compression Robustness of 2D Chaotic Map Image Encryption Schemes" potx

... flipping bit causes the scrambling of the entire image 4.4.2 Random error and random Gaussian error As we have expected, random error and random Gaussian error show very similar results When considering ... Let X ∼U(0, 1) be a (standard, continuous) uniformly distributed random variable and let E∼UD(0, 255) denote a discrete uniformly distributed random variable, then a random error is defined for ... Michael Gschwandtner et al def random buffer() def random packet() { { for (i = 0; i < Image.Length; i++) { for (i = 0; i < Image.Length/64; i++) { if (randomDouble(0.0,1.0) < p) if (randomDouble(0.0,1.0)...

Ngày tải lên: 22/06/2014, 06:20

16 316 0
CHAPTER13: TRANSMISSION LINES docx

CHAPTER13: TRANSMISSION LINES docx

... Contents …2b† | TRANSMISSION LINES Careful comparison of Eqs (1b) and (2b) shows a direct analogy between the following pairs of quantities: Is and Hys , G and , C and H , and Vs and Exs Replacing ... line length and frequency, (2) to understand the properties of different types of lines, (3) to learn methods of combining different transmission lines to accomplish a desired objective, and (4) ... wave phenomena in transmission lines, in ways that are very similar to those used in the previous two chapters Our objectives include (1) to understand how to treat transmission lines as circuit...

Ngày tải lên: 07/08/2014, 20:23

49 297 0
Báo cáo y học: " Inhibition of constitutively active Jak-Stat pathway suppresses cell growth of human T-cell leukemia virus type 1-infected T-cell lines and primary adult T-cell leukemia cells" potx

Báo cáo y học: " Inhibition of constitutively active Jak-Stat pathway suppresses cell growth of human T-cell leukemia virus type 1-infected T-cell lines and primary adult T-cell leukemia cells" potx

... and assembled the data MM, YT and KO provided study materials and critical revisions and important intellectual content NM contributed to the concept and design, provided critical revisions and ... phosphorylation of Stat3 and Stat5 was not observed in HTLV-1-negative T-cell lines (Jurkat, MOLT-4 and CCRF-CEM) (Figure 1A, top and third panels), although the expression of Stat3 and Stat5 was detected ... of Stat3 and Stat5 in HTLV-1-infected T-cell lines, we treated the cells with 50 µM AG490 for 24 h and performed EMSA (Figure 3F) AG490 decreased SIE- [MT-2, HUT-102 and ED-40515(-)] and β-casein-...

Ngày tải lên: 13/08/2014, 09:21

10 271 0
design manual for high voltage transmission lines

design manual for high voltage transmission lines

... (major ridge lines, floodplains, etc.) Transmission lines & distribution lines Pipelines,(water, gas, sewer), underground Electric Occupied buildings Biological • • Woodlands Wetlands • Waterfowl, ... engineering guidelines and basic recommendations on structural and electrical aspects of transmission line design, as well as explanations and illustrations The many cross-references and examples ... of wetlands Federal lead agency Compliance Executive Order 11990 Wetlands Potential discharge into water of the state (including wetlands and washes) COE (and states); EPA on tribal lands Section...

Ngày tải lên: 17/10/2014, 11:34

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