discovery development and current trends

... distribution, and reproduction in any medium, provided the original work is properly cited 2 Gangrene Management - New Advancements and Current Trends males [Ndubisi and Raphael 2011, Kim 2011 and David ... 50-59 years and then 20 -29 years; entailing that these are the most active and 10 Gangrene Management - New Advancements and Current Trends productive age groups in any community and therefore ... 2012) [14] Vivek Srivastava, Vaibhav Pandey and Somprakas Basu (2011) Intestinal Ischemia and Gangrene, Gangrene - Current Concepts and Management Options, Alexander Vitin (Ed.), ISBN: 978-953-307-386-6,...

Ngày tải lên: 23/03/2014, 17:20

... catecholamine, metanephrine and vanillylmandelic acid (VMA) levels in the 24-h urine collection (Table 1) The plasma level of adrenaline and cortisone were within normal limits Thyroid and parathyroid ultrasonography ... GNZ: conception and designed GKV: manuscript preparation CAA: data collection and manuscript preparation MKD: data collection and manuscript preparation GIP: data collection and manuscript preparation ... manuscript preparation DKG: data collection and manuscript preparation MKP: data collection and manuscript preparation and review All authors read and approved the final version Competing interests...

Ngày tải lên: 09/08/2014, 03:21

... contractions, generate and perpetuate pain Treatment, such as EMG, biofeedback, and relaxation techniques are designed to decrease the levels of muscular tension and ANS arousal and thereby decrease ... Spear FG: Pain: Psychological and psychiatric aspects Bailliere, Tindall and Cassell: London; 1967 Bonica JJ: Pain research and therapy, achievements of the past and challenges of the future (IASP ... Risk Factors for Long Term disability and Work Loss Wellington: New Zealand, Accident Rehabilitation & Compensation Insurance Corporation of New Zealand, and the National Health Committee, Ministry...

Ngày tải lên: 13/08/2014, 13:22

... environment, human health and well-being, and communities by supporting research, education, and extension programs" and it provides funding and program leadership at state and local levels to these ... coordinate and accelerate all Federal biobased products and bioenergy research and development, "7 2and is an integral federal resource for biomass funding Run by the Departments of Energy and Agriculture ... basic energy science research in the natural sciences and engineering areas, leading to new and improved energy technologies and to understanding and mitigating the environmental impacts of energy...

Ngày tải lên: 21/09/2015, 21:23

... profitability of a technique and whether or not it meets a certain market or user demand (and how well this demand has been met), are becoming major issues now Companies use the Internet and agent-based applications ... education, and are only partially familiar with the possibilities and techniques of networks in general and the Internet and its services in particular; The number of parties offering services and information ... the agent technique are researchers and a small part of the WWW user population But who will be the users of the future, and what will their needs and demands be? This is an important question,...

Ngày tải lên: 05/10/2013, 13:20

... demand and often required capital investment that farmers cannot afford Often models are based on lowland agriculture and are promoted in upland and mountainous areas without prior testing and ... cropland and forestry land has often been based on the ability to invest in the land with labour and capital Given that poor people, including the ethnic minorities, have a shortage of funds and ... Annual cropland Irrigated annual Perennial cropland Forest land % having land Size1 (m2) % having land2 Size1 (m2) % having land Size1 (m2) % having land Size1 (m2) North East Kinh Ethnic Min 87...

Ngày tải lên: 12/12/2013, 21:15

... A\A = (the empty set), and by convention we suppose that c A and A c A for every A Sets A and B are said to be equal if both A c B and B c A are true, and in that case A\B = and B\A = The natural ... integrable: (1) g+ d p = +x and g- , d p < w; (2) g+ d p < x and g- d p = + x ; (3) J”g+ d p = +m and J g- d p = +co In cases and and , respectively, we put g d p = +x and g d p = -x In case ... standard deviation We often just write E X for the mean and VX for the variance Expanding (X - p)' and applying the linearity property of E show that V X = E X - p2 = p - p The quantities p and...

Ngày tải lên: 07/03/2014, 19:20

... 1929, and the crash of 2009 People own more, expect more, and the economies of the World are very different Between 1989 and 2008, most people's lives improved in the developed World, and attitudes ... over key industries and banks This means that in the USA, and the UK most Mortgaged property, private business and in part many corporations are in reality owned by the state Command – Supply Economies ... historic Russian and Chinese pact? As Europe and the USA struggle with the burst credit bubble, and reinvent capitalism to save their faltering economies Two anxious giants look on, Russia and China...

Ngày tải lên: 23/03/2014, 14:20

... symptoms are common and typically include chronic pelvic pain and infertility As previously stated, the current ASRM 12 Endometriosis - Basic Concepts and Current Research Trends classification ... population in the reproductive age, and up to 40–80% of women complaining of pelvic pain) and the significant morbidity Endometriosis - Basic Concepts and Current Research Trends associated with this ... progesterone and androgen are mediated through their respective receptors - Estrogen Receptors (ER), Progesterone Receptors (PR) Endometriosis and Androgen Receptors (AR) - these receptors must be and...

Ngày tải lên: 30/03/2014, 19:20

... sum of incident and reflected voltages The net current is superposition of incident and reflected currents However, since the currents are traveling in opposite directions, the net current is the ... can not sustain any current, and therefore dissipates zero power The incident and the reflected current waves are of the same magnitude and travel in opposite directions The current waves are 180o ... ZL Z1 1 Z0 (8) Current Trends and Challenges in RFID On the same way, normalizing (6) results in: Z 1 1 (9) Considering the normalized real and imaginary parts of both Γ and Z then: Z ...

Ngày tải lên: 19/06/2014, 19:20

... which consists of bandpass filter and impedance inverting scheme 26 Current Trends and Challenges in RFID 3.2 Transistor sizing and bias condition Since the size of transistors and their bias condition ... The advantages of double balanced mixers are: 32 Current Trends and Challenges in RFID a Both LO and input signals are balanced, providing both LO and input rejection at the output b All ports of ... drain and source, as indicated in Fig 4, there will be a current flow through the channel The current through the channel, named drain current - iD is directly dependent on the voltage vGS and...

Ngày tải lên: 19/06/2014, 19:20

... transistor and NMOS follower geometric aspect ratios Fig 17 Circuit used to optimize the MNFOLL geometric aspect ratio 70 Current Trends and Challenges in RFID Figure 17 shows the main current and ... area To minimize the short channel effects, the 64 Current Trends and Challenges in RFID channel length was fixed to 1μm for MN1 and 2μm for MP1 and MP2 to improve the mirroring matching The PMOS ... observed, the nominal values for VREF and VIN are, respectively, 200 [mV] and 2.2 [V] Using this simulation to evaluate the sensitivity, results in: 68 Current Trends and Challenges in RFID 3 ΔV V...

Ngày tải lên: 19/06/2014, 19:20

... loaded square microstrip antenna and (b) Dual-band circularly polarized microstrip patch antenna (Nakano & Vichien 1989; Hernandez & Robertson 1995) 106 Current Trends and Challenges in RFID Loading ... can be combined to enhance multi-band antennas with wider bandwidths Last but not least, the high gain dualband antennas and limitations have been described and it is realized that the conventional ... reflections Impedance bandwidth measurements include the characterization of the Voltage Standing Wave Ratio (VSWR) and return loss throughout the band of interest VSWR and return loss are both...

Ngày tải lên: 19/06/2014, 19:20

... Zheng, Z.-h 2008 The research and development of the highway's electronic toll collection system Knowledge Discovery and Data Mining 3: 359–62 112 Current Trends and Challenges in RFID Yang, ... working both for UHF band [9][10] and HF band [10] are explained from the design phase to the performance evaluation in this Chapter The designed passive tags of UHF and HF bands are to be responsible ... the chip and antenna, namely, to maximize the tag performance Those two “X” marks show the input impedance positions of the chip and antenna on the Smith Chart in 116 Current Trends and Challenges...

Ngày tải lên: 19/06/2014, 19:20

... down and cleaned, the run counter was set to zero, and the desired materials and conditions were made ready for the next run Fig The diagram of antenna impedance measurement 156 Current Trends and ... I for 160 Current Trends and Challenges in RFID Mean), we can conclude that there were significantly different IFT readings between the pair of PET and PVC tags and the pair of PVC and Wet Strength ... a standard deviation of 006, 280 for PVC with a standard deviation of 005, and 266 for Wet Strength paper with a standard deviation of 005 The average IFT value of PET was 8.860μm with a standard...

Ngày tải lên: 19/06/2014, 19:20

... H and Sarabandi K.,Antenna Miniaturization and Bandwidth Enhancement Using a Reactive Impedance Substrate, IEEE Trans on Antennas and Propag, Vol.52, No.9, September 2004 186 Current Trends and ... UHF RFID frequency band tags and for 2.4GHz and 5.8GHz SHF RFID frequency band tags, using the same geometry for the AMC unit-cells and just changing the dielectric substrate and/ or the unit-cell ... integrated in low profile antennas and microwave and millimeterwave circuits, recent research efforts focus 174 Current Trends and Challenges in RFID on the development of planar unilayer EBGs...

Ngày tải lên: 19/06/2014, 19:20

... of a reader and a passive tag without a battery The International standard, ISO 18000-6C, defines the communication protocol and Ultra High Frequency (UHF) band between the reader and the passive ... )} ,t ( k T ), k  0,1,2 , s (2) 214 Current Trends and Challenges in RFID where r0 (t ) is the output signal using sm (t ) via the I and Q channels and is defined as follows: r0 (t )    ... signal with M = 2) 219 220 Current Trends and Challenges in RFID Fig 10 Spectral responses of the difference signal before LPF (a) and the initial peak signal after LPF (b), and the magnitude response...

Ngày tải lên: 19/06/2014, 19:20

... products of binary vectors and Bernoulli noise bit 258 Current Trends and Challenges in RFID generation Computing the binary inner product only requires bitwise AND and OR operations that can ... reader and HDX tags as presented in figure 11 The schematic is that of 248 Current Trends and Challenges in RFID a linear system whose input is the voltage source VT internal to the tag and the ... state vector and Y(t) is a periodic input In most cases we may assume that Y is continuous but we may also allow for a discontinuous input such as a square wave In 234 Current Trends and Challenges...

Ngày tải lên: 19/06/2014, 19:20

... slots, each of which consists of a primary page and 264 Current Trends and Challenges in RFID possibly some overflow pages; and two hash functions , and , The look-up process , choose slot , since ... 272 Current Trends and Challenges in RFID Under the first situation, the tag and the reader can successfully authenticate each other and maintain synchronization The exchanged messages are random ... (2004) Privacy and Security in Library RFID: Issues, Practices, and Architectures In ACM Conference on Computer and Communications Security (CCS), October 2004 278 Current Trends and Challenges...

Ngày tải lên: 19/06/2014, 19:20