hydrogen transmission in pipelines and storage in pressurized and cryogenic tanks
Recommendations for Use of Antiretroviral Drugs in Pregnant HIV-1-Infected Women for Maternal Health and Interventions to Reduce Perinatal HIV Transmission in the United States pdf
Ngày tải lên :
05/03/2014, 13:20
... regimens, including those with zidovudine alone; zidovudine plus lamivudine; single-dose nevirapine; and single-dose nevirapine combined with either short-course zidovudine or zidovudine/lamivudine.3-12 ... to elimination of perinatal transmission in the United States include the continued increase in HIV infection in women of childbearing age;12 absent or delayed prenatal care, particularly in women ... transmission. 4 The SAINT trial demonstrated that intrapartum/postpartum zidovudine/lamivudine and single-dose intrapartum/newborn nevirapine are similar in efficacy and safety.5 Combination infant ARV...
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HYDROGEN TRANSMISSION/STORAGE WITH METAL HYDRIDE-ORGANIC SLURRY AND ADVANCED CHEMICAL HYDRIDE/HYDROGEN FOR PEMFC VEHICLES ppt
Ngày tải lên :
05/03/2014, 20:20
... mixing and reaction in the reactor were complete 34 36 38 40 42 44 Time (minutes) Figure 14 - Data Showing the Slurry and Hydrogen Flow Rates Quality of the Hydrogen In order to be acceptable in ... -Based Hydrogen Generation /Storage System For PEM Fuel Cell Vehicles”, and DE-FC36-97GO10134, Hydrogen Transmission/ Storage With A Metal Hydride/Organic Slurry” However, any opinions, findings, ... through the reactor and mixes it as it is being moved Excess water is evaporated, absorbing and carrying the heat of reaction out of the reactor with the hydrogen Hydrogen and water vapor are...
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Báo cáo khoa học: Short hydrogen bonds in proteins Sathyapriya Rajagopal and Saraswathi Vishveshwara pot
Ngày tải lên :
07/03/2014, 17:20
... geometry of sulfur containing hydrogen bonds in proteins Their study indicated a substantial number of cysteine-SH-O¼C hydrogen ˚ bonds at S-O distance around 3.5 A In this study, we investigated the ... AMBER and Table A list of Sulfur-SHB, the donors, acceptors and the frequencies BB, backbone; SC, side chain; SH, sulfur-containing group of cysteine; SD, sulfur-containing group of methionine Amino ... structural constraints in protein structures In the above sections we have examined the frequency of occurrence, the residue and environment preferences of SHBs in proteins In this section, we investigate...
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A Single-Molecule Perspective on the Role of Solvent Hydrogen Bonds in Protein Folding and Chemical Reactions pptx
Ngày tải lên :
22/03/2014, 18:20
... probe the role of solvent hydrogen bonds in protein unfolding, collapse and folding However, protein unfolding and refolding are complex processes, potentially involving thousands of atoms Here we ... of interest Through continued examination and the development and refinement of theoretical models further progress could be made in understanding the molecular mechanism in protein folding and ... molecules bridging the gap between separating b-strands In Figure B, we define the pulling coordinate for the A’ and G b-strands as the distance between the first amino acid of strand A’ (Y9) and the...
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Báo cáo hóa học: " Maximum Likelihood Turbo Iterative Channel Estimation for Space-Time Coded Systems and Its Application to Radio Transmission in Subway Tunnels" potx
Ngày tải lên :
23/06/2014, 01:20
... proposed estimator using a training sequence of M = bits and those obtained with classical LS using a training sequence of M = 26 bits (the length standardized in GSM) The results obtained when the ... by the GSM standard, Gaussian minimum shift keying (GMSK), induces controlled ISI and thus Turbo ST Equalization can be employed for the purpose of joint demodulating and decoding In addition, ... Spain, in 1974 He obtained his Licenciado en Inform´ tica (M.S.) and Doctor en a Inform´ tica (Ph.D.) degrees from Universia dade da Coru˜ a, Spain, in 1997 and 2000, n respectively Late in 2000,...
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Báo cáo y học: "Geographical information system and access to HIV testing, treatment and prevention of mother-to-child transmission in conflict affected Northern Uganda" pot
Ngày tải lên :
13/08/2014, 13:21
... PMTCT and ART services located inside and outside the IDP camps in Northern Uganda with the aim of determining access to these services for guiding priority setting, scaling up strategies and resource ... assessments in conflict settings is feasible and maps can be effective in presenting large set of data into simplistic, visual friendly and easily interpretable information Competing interests ... of data and production of maps was also accomplished locally Training and complete data collection in this insecure and wide geographical area took less than month These indicated that using GIS...
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The role of hydrogen sulfide in normal and ischemic heart
Ngày tải lên :
11/09/2015, 09:57
... effective in treating and preventing neurotoxin-induced Parkinson’s disease in rat via anti-oxidative stress and metabolic inhibition, highlighting the therapeutic potential of H2S in neurodegenerative ... Nitric oxide PAG DL-propargylglycine PCI Percutaneous coronary intervention PI3K Phosphatidylinositol 3-kinase PKA Protein kinase A PKC Protein kinase C PKG Protein Kinase G PLB Phosopholamban PLC ... (Simmerman and Jones, 1998) Troponin I is an inhibitory protein associated with troponin C and T complex on tropomyosin (Bers, 2002) Enhanced phosphorylation of troponin I decreases troponin C affinity...
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A novel role of hydrogen sulfide in wound healing and a new approach to wound dressing in rat model
Ngày tải lên :
26/09/2015, 09:39
... animals and humans, from controlling smooth muscle tone in the cardiovascular, gastrointestinal, respiratory and genitourinary systems, to neurotransmission and a role in immune function and inflammation ... endings in neurogenic inflammation, by releasing endogenous tachykinins such as substance P (SP), calcitonin gene-related peptide and neurokinin A.[17] Recent work also demonstrated that inhibition ... pro-inflammatory effect of H2S in animal tissue and skin after a standard skin wounding procedure - 17 - Chapter Introduction (2) Investigate the inflammation and wound recovery after PAG administration (3)...
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MOLECULAR AND FUNCTIONAL CHARACTERISATION OF THE ROLE OF HYDROGEN SULPHIDE IN SEXUAL MEDICINE
Ngày tải lên :
12/10/2015, 17:33
... aspartate (cysteine) aminotransferase AAV adeno-associated virus AC adenylyl cyclase AOAA aminooxyacetic acid AS argininosuccinate ASL argininosuccinate lyase Asp L-aspartate ASS argininosuccinate synthase ... 1997) and is mostly localised in the cytoplasm (Jobgen et al., 2006) Almost all cell types are able to recycle citrulline back into arginine through the argininosuccinate synthase (ASS) and argininosuccinate ... 1999) Figure 1.6 Synthesis of NO from L-arginine AS = argininosuccinate; BH4 = tetrahydrobiopterin; ASL = argininosuccinate lyase; ASS = argininosuccinate synthase; Asp = L-aspartate (Li et al.,...
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Monetary Policy Transmission in Ghana: Does the Interest Rate Channel Work? pptx
Ngày tải lên :
15/03/2014, 14:20
... lending interest rates, which declined in nominal and real terms during this period, and faster credit growth For instance, the average retail lending interest rate declined from 29 percent in ... during 2008-2009, which led to higher interest rates across the board Retail deposit and lending interest rates increased sharply both in nominal and real terms, in part reflecting the global financial ... examine the pass-through from changes in wholesale interest rates (reflecting the cost of funding) to banks’ retail deposit and lending interest rates in Ghana, -6thereby providing valuable insight...
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.HYDROGEN FUEL Production, Transport, and Storage doc
Ngày tải lên :
23/03/2014, 14:20
... 10 Hydrogen Transmission in Pipelines and Storage in Pressurized and Cryogenic Tanks 341 Ming Gao and Ravi Krishnamurthy v CRC_4575x_fm.indd v 6/23/2008 7:30:44 PM Contents vi 11 Hydrogen ... 10–20% 1.7.3 Hydrogen Storage One of the most critical factors in inducting hydrogen economy is transportation and on-vehicle storage of hydrogen [48–61] Storing hydrogen that flexibly links its ... Transport, and Storage 26 are using carbon fiber–reinforced polymer composite tanks for 350 and 700 bar compressed hydrogen (Chapter 10) 1.7.3.2 Liquid Hydrogen Storing of hydrogen in liquid form at cryogenic...
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Evidence on Interest Rate Channel of Monetary Policy Transmission in India ppt
Ngày tải lên :
29/03/2014, 13:20
... 5.75 6.00 24.0 5.5 Maintain an interest rate environment to contain inflation and anchor inflation expectations, maintaining liquidity in moderate deficit and respond to increasing downside risks ... spending, saving and investment behaviour of individuals and firms in the economy In a simplistic view, other things being equal, higher interest rates tend to encourage saving rather than spending ... reforms and financial liberalisation in the 1990s led to a shift in the financing paradigm for the government and commercial sectors with increasingly market-determined interest rates and exchange...
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Báo cáo sinh học: "Improving energy efficiency through multimode transmission in the downlink MIMO systems" docx
Ngày tải lên :
18/06/2014, 22:20
... maximizing energy efficiency in the single-input single-output (SISO) systems [3–7] and point to point single user (SU) MIMO systems [8–10] In the uplink TDMA SISO channels, the optimal transmission ... would increase ”Dyn-I” and ”Dyn-III” leading to dynamic power wasting For another, multiplexing more active users with higher multiplexing gain would increase the interuser interference, in which ... inter-user interference and the spectral efficiency will decrease seriously In order to compromise the spatial multiplexing gain and the inter-user interference, spectral efficient mode switching...
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báo cáo hóa học:" Improving energy efficiency through multimode transmission in the downlink MIMO systems" docx
Ngày tải lên :
20/06/2014, 04:20
... maximizing energy efficiency in the single-input single-output (SISO) systems [3–7] and point to point single user (SU) MIMO systems [8–10] In the uplink TDMA SISO channels, the optimal transmission ... would increase ”Dyn-I” and ”Dyn-III” leading to dynamic power wasting For another, multiplexing more active users with higher multiplexing gain would increase the interuser interference, in which ... inter-user interference and the spectral efficiency will decrease seriously In order to compromise the spatial multiplexing gain and the inter-user interference, spectral efficient mode switching...
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Báo cáo toán học: " Improving energy efficiency through multimode transmission in the downlink MIMO systems" pptx
Ngày tải lên :
20/06/2014, 21:20
... would increase “Dyn-I” and “Dyn-III” leading to dynamic power wasting For another, multiplexing more active users with higher multiplexing gain would increase the inter-user interference, in which ... strictly convex and monotonically increasing (36) is fulfilled since the inverse function of g(y), i.e., f(x) is strictly concave and monotonically increasing Taking g (y) = f and f(x) = y into (36), ... switching in [15-18] Inter-user interference is small when the moving speed is low, so there is higher multiplexing gain of MU-MIMO benefits When the moving speed is high, the inter-user interference...
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Báo cáo hóa học: " Adjustable TXOP mechanism for supporting video transmission in IEEE 802.11e HCCA" potx
Ngày tải lên :
20/06/2014, 22:20
... occur during the test, each QSTA randomly starts the transmission uniformly within and s The simulation parameters are listed in Table In general working environment, both downlink and uplink traffic ... changes according to the event defined by the queue size information and certain threshold values Each event will trigger the state change as defined in the finite state machine Firstly, in the admission ... L Lenzini, E Mingozzi, G Stea, A Software Architecture for Simulating IEEE 802.11e HCCA In Proceedings of the 3rd International Workshop on Internet Performance, Simulation, Monitoring and Measurement,...
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Báo cáo hóa học: " Research Article Multimode Transmission in Network MIMO Downlink with Incomplete CSI" pdf
Ngày tải lên :
21/06/2014, 09:20
... freedom in such systems [13] In practice, CSI for the downlink is obtained through some form of training and feedback In time-division duplexing (TDD) systems, the CSI is obtained at each BS using ... Denote the joint probability density function (pdf) of λi (Fk ) and λmin as f(λi (Fk ),λmin ) (λ, λ ), and let f(λi (Hk )) (λ) and f(λmin ) (λ ) denote the marginal pdf of λi (Fk ) and λmin , respectively ... reciprocity (see, e.g., [25]) In frequency-division duplexing (FDD) systems, since uplink and downlink take place in widely separated frequency bands, the downlink CSI is fed back via some explicit...
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Báo cáo hóa học: " Research Article Stable Transmission in the Time-Varying MIMO Broadcast Channel" pptx
Ngày tải lên :
22/06/2014, 00:20
... vol vol 7, pp 2266– 2270, Helsinki, Finland, June 2001 [10] M Sanchez-Fernandez and A Lozano, “Doppler sensitivity of link reciprocity in TDD MIMO systems,” in Proceedings of IEEE Global Telecommunications ... and H Boche, “Iterative multiuser uplink and downlink beamforming under SINR constraints,” IEEE Transactions on Signal Processing, vol 53, no 7, pp 2324–2334, 2005 [18] M Stojnic, H Vikalo, and ... user is then determined using (1), allowing computation of the mutual information for each user, and the sum mutual information is computed as the sum of each individual mutual information value...
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Báo cáo hóa học: " An Evaluation of Media-Oriented Rate Selection Algorithm for Multimedia Transmission in MANETs" potx
Ngày tải lên :
23/06/2014, 00:20
... amounts to exploiting inner codeword redundancy as well as the remaining correlation within the sequence of symbols (remaining inter symbol dependency) In practice, the decoding algorithm can ... the current frame (in particular, the number and positions of errors, and the video content) In applications involving real-time constraints, as for instance visiophony or streaming, it may be preferable ... Qiao, S Choi, A Jain, and K G Shin, “MiSer: an optimal low-energy transmission strategy for IEEE 802.11 a/h,” in Proc ACM International Conference on Mobile Computing and Networking (Mobicom ’03),...
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