hydrogen storage in carbon materials

... (ball milling) is introduced in this chapter as well 2.1 Hydrogen Storage in Carbon Nanostructured Materials The discovery of new classes of carbon materials such as graphite nanofibers and carbon ... diameter In the bundled sample, physisorption of hydrogen occurs in carbon nanotubes by trapping hydrogen molecules inside the cylindrical structure of the nanotube or by trapping hydrogen molecule in ... available hydrogen storage methods Storage method High Pressure gas cylinder Liquid hydrogen in cryogenic tanks Physisorption of hydrogen Transition metal hydrides (Adsorbed on interstitial sites in...

Ngày tải lên: 22/10/2015, 21:14

... determine total litter mass Fine root biomass in the soil underlying the removed litter columns was estimated using a soil corer (inner diameter of cm; Eijkelkamp, The Netherlands) Intact 15-cm increments ... III) indicate that the soil is in the aluminium buffer region [42] In this buffer region, base cation absorption is reduced and base cations are subject to leaching [40] This could in part explain ... Globally, soil organic matter content increases with decreasing temperature, increasing precipitation and increasing clay content [36] At the stand level, soil C storage depends on the quantity, quality...

Ngày tải lên: 08/08/2014, 14:21

... Two-dimensional carbon materials including single and few layer graphene sheets are promising for spintronic applications due to their peculiar electronic properties, including small spin-orbit coupling, ... 34 2.4.1 Intrinsic spin-orbit coupling 34 2.4.2 Spin relaxation in graphene 36 2.4.3 Rashba spin-orbit coupling in graphene 37 2.5 Edge magnetic ordering of graphene ... unique properties However, there are challenges lingering including efficient spin injection from FM to graphene while 18 Chapter Introduction maintaining a low contact resistance Chapter discusses...

Ngày tải lên: 10/09/2015, 09:11

... during desorption in a metal hydrogen reactor”, Int J Hydrogen Energy, 1995, 20, 881-891 [11] D Mat, Y Kolpan, “Numerical study of hydrogen absorption in an Lm-Ni5 hydride reactor”, Int J Hydrogen ... obtained a PhD in Mechanical engineering from National Cheng Kung University in Taiwan, 2006 He was a junior researcher at the Institute of Nuclear Energy Research Now he is working at the Refining ... When the hydrogen is initially introduced in the inner layer (r=rinner) of metal hydride reactor, a solid solution (α-phase) region is observed as the hydrogen absorption process After certain amount...

Ngày tải lên: 05/09/2013, 14:58

... plays an important role in the development of Mechanical Engineering The thesis studies the English – Vietnamese translation of terms in the materials for Mechanical Engineering First, the thesis ... applied in the English-Vietnamese translation of terms in materials for mechanical engineering Hopefully, the result of the study would be useful in technical translation especially translation in ... translation in mechanical engineering, dictionaries editing, English language teaching as well as for the standardization of Vietnamese mechanical engineering terminology ...

Ngày tải lên: 07/09/2013, 13:04

... settings locally The following example demonstrates storing the user’s name in IsolatedStorageSettings public partial class MainPage : UserControl { private IsolatedStorageSettings isSettings ... ShowGridLines="True">

Ngày tải lên: 05/10/2013, 04:20

... mechanical engineering In dictionaries editing, the editor may order mechanical engineering terms based on their structural features by classifying English mechanical engineering terms into the groups ... Vietnamese mechanical engineering terms, the author finds out that Vietnamese mechanical engineering terms can be classified into two main kinds: simple terms and complex terms In this part, the author ... Specifically combined words usually consist of a noun which plays the most important role in naming things, phenomena, processes in mechanical engineering, the other words in each specific word combination...

Ngày tải lên: 29/01/2014, 10:43

... engineering carbons listed in Table Instead, a generic description of microstructure and bonding in these materials will be attempted The evolution in understanding of the structure of engineering carbons ... The presence of sp3 bonded carbon, particularly in the disorganised carbon that links the carbon layer planes in non-graphitising carbons, seems reasonable in principle In an X-ray study No& and ... grown carbon fibres, matrix carbonn delayed coke, calcined coke needle coke, carbon fibers, binder and matrix carbon" mesocarbon microbeads, carbon fibers semi-coke, calcined coke activated carbons...

Ngày tải lên: 13/02/2014, 11:20

... protection materials discussed in these pages include the following: 1In January 2011 the National Materials Advisory Board (NMAB) and the Board on Manuacturing and Engineering Design combined to ... applications documented in the report Integrated Computational Materials Engineering.2 It can be focused on the most promising opportunities in lightweight protection materials, bringing such current ... brazing/soldering materials Development of adhesives and active brazing/ soldering materials and their processing methods to match the elastic impedance of current materials while minimizing...

Ngày tải lên: 05/03/2014, 12:20

... engineering carbons listed in Table Instead, a generic description of microstructure and bonding in these materials will be attempted The evolution in understanding of the structure of engineering carbons ... The presence of sp3 bonded carbon, particularly in the disorganised carbon that links the carbon layer planes in non-graphitising carbons, seems reasonable in principle In an X-ray study No& and ... grown carbon fibres, matrix carbonn delayed coke, calcined coke needle coke, carbon fibers, binder and matrix carbon" mesocarbon microbeads, carbon fibers semi-coke, calcined coke activated carbons...

Ngày tải lên: 05/03/2014, 15:20

... Saenger W (1991) Hydrogen Bonding in Biological Structure Springer, Berlin Steiner T & Koellner G (2001) Hydrogen bonds with p acceptors in proteins: Frequencies and role in stabilising local 3D ... (2000) Deterministic features of side chain main chain hydrogen bonds in globular structures Protein Engineering 15, 227–238 28 Kim Y, Lim S & Kim Y (1999) The role of a Short Strong Hydrogen bond ... packing and stability of these supersecondary structures Apart from interhelical stabilization, SHBs involving side chains are also observed in intrahelical interactions An example is shown in...

Ngày tải lên: 07/03/2014, 17:20

... 0.2 0.6 0.5 0.4 0.3 % carbon black loading % carbon black loading % carbon black loading 0.1 (b) 0.7 % carbon black loading 0.2 % carbon black loading % carbon black loading 0.1 0.0 0.0 10 20 ... % carbon black loading 0.2 10 20 30 40 50 Square root of time, (h0.5 ) 60 0.6 % carbon black loading % carbon black loading % carbon black loading 0.2 0.0 0.8 0.4 % carbon black loading % carbon ... Weight change, % 0.7 % carbon black loading % carbon black loading 0.5 0.4 0.3 (b) 0.5 0.4 0.3 0.2 % carbon black loading 0.2 (a) 0.1 % carbon black loading % carbon black loading 0.1 0.0 0.0 0 10...

Ngày tải lên: 14/03/2014, 13:20

... engineering carbons listed in Table Instead, a generic description of microstructure and bonding in these materials will be attempted The evolution in understanding of the structure of engineering carbons ... The presence of sp3 bonded carbon, particularly in the disorganised carbon that links the carbon layer planes in non-graphitising carbons, seems reasonable in principle In an X-ray study No& and ... grown carbon fibres, matrix carbonn delayed coke, calcined coke needle coke, carbon fibers, binder and matrix carbon" mesocarbon microbeads, carbon fibers semi-coke, calcined coke activated carbons...

Ngày tải lên: 14/03/2014, 16:20

... environment in protein collapse[42] and the dynamics of protein folding.[47] Therefore, in order to determine the role of solvent hydrogen bonds and hydrogen bond strength in protein folding, we use single-molecule ... extend single (I27SÀS)8 polyproteins The constant force caused individual I27 proteins in the chain to unfold, resulting in stepwise increases in length of the molecule following each unfolding event ... combined with polyprotein engineering has become a powerful approach to studying proteins Using this technique, we have investigated the force-dependency of protein folding,[46, 47] unfolding[37,...

Ngày tải lên: 22/03/2014, 18:20

... TG in lipid droplets in adipophilin-overexpressing cells is relatively inaccessible to HSL and other lipases This interpretation is in agreement with results obtained in murine adipocytes and in ... adipophilin (Fig 4B) and by Oil Red O staining (Fig 5E,F) In cells cultured in the absence of VLDL (control cells), nominal diffuse cytoplasmic adipophilin staining was observed (Fig 4A); in the ... infected with 500 m.o.i of Ad.CMV.GFP then maintained in culture in RPMI-1640 supplemented with 10% fetal bovine serum (D) Cells infected with 500 m.o.i of Ad.CMV.adipophilin then incubated in...

Ngày tải lên: 23/03/2014, 10:21

... HPrSerP-mediated binding of CcpA to cre, but have no effect on CcpA–CrhP–cre interaction Results HPrSerP and CrhP binding to CcpA SPR analyses of the protein–protein interactions of HPr, Crh and their serine ... coupled hybridized nonspecific DNA in flowcell and xylAcre containing DNA in flowcell by injection of mixtures containing lm of amino-modified DNA, 0.6 mm CTAB in 10 mm Hepes at a pH of 7.4 over ... HPrSerP in all buffers and increasing concentrations from to 30 nm of CcpA We fitted the sensorgrams according to the : Langmuir binding model implemented in the biaevaluation 3.1 software, assuming...

Ngày tải lên: 23/03/2014, 13:20

... disposition However, CMK-3 carbon showed a broad peak of low intensity, characteristic of amorphous carbon materials Textural properties of the different carbon materials were determined by N2 -physisorption ... achieved for all carbon materials by the incipient wetness impregnation method, as observed in Fig A narrow particle size distribution was obtained in catalysts supported on carbon nanofibers ... decrease of microporosity was observed in the case of Pt/Vulcan, indicating that platinum was mainly distributed in the micropore structure The portion of particles inside the micropores will likely...

Ngày tải lên: 23/04/2014, 22:47

Ngày tải lên: 27/05/2014, 14:27

... Yalta, Ukraine from 19-23 September 2005 The lively discussion sessions in the evenings, unfortunately, could not be included in the proceedings but in some sense they were continued during a rigorous ... Kruchinin (eds.), Electron Correlation in New Materials and Nanosystems, 9–21 c 2007 Springer N CHANDRASEKHAR 10 measures, it is uncertain whether the integrity of the organic is maintained ... related materials S Akutagawa, T Muranaka, J Akimitsu Shape resonances in the interband pairing in nanoscale modulated materials A Bianconi, M Filippi, M Fratini, E Liarokapis, V Palmisano, N.L Saini,...

Ngày tải lên: 04/06/2014, 14:23