structure of atoms and molecules

... attraction between all forms of energy, it governs the structure of matter on the largest scales of space and time, including the structure of the universe itself As one of the fundamental interactions, ... development of string theory and the quantum theory of geometry as promising candidates for the union of quantum mechanics and general relativity • The first descriptions of the quantum states of black ... of that matter there is, and the curvature of space on large scales • The unambiguous measurement of the value of the cosmological constant, with profound implications for our understanding of...

Ngày tải lên: 12/02/2014, 16:20

... attraction between all forms of energy, it governs the structure of matter on the largest scales of space and time, including the structure of the universe itself As one of the fundamental interactions, ... development of string theory and the quantum theory of geometry as promising candidates for the union of quantum mechanics and general relativity • The first descriptions of the quantum states of black ... of that matter there is, and the curvature of space on large scales • The unambiguous measurement of the value of the cosmological constant, with profound implications for our understanding of...

Ngày tải lên: 14/03/2014, 10:20

... thermodynamics and kinetics of the binding of guanidines and N-hydroxyguanidines to iNOS Removal of the a-amino or a-carboxylate moiety of l-Arg has important effects on the ability of the resulting ... Substrate specificity of iNOS as reference compounds and two pairs of non-a-amino acid compounds, BuGua ⁄ BuNOHG and TFBGua ⁄ TFBNOHG were also studied The determined values of konapp and koff app are ... 3.8- and 3.6-fold lower than those for their nonfluorinated analogues BuGua and BuNOHG, respectively, and the koff app values for TFBGua and TFBNOHG are 1.6 and times lower than those for BuGua and...

Ngày tải lên: 16/03/2014, 22:20

... underlyin~ structure of a sentence can be concexved of as a network (which can be linearized, see Pl~tek, Sgall and Sgall, in press) the nodes and edges of which are labelled A label of a node ... in Automatic Understanding of Natural Language, Prague Bull of MathematiCal Linguistics 34, 5-19 Kasher A and De-M° Gabbay (1976), On the Semantics and Pragmatics of Specific and Non-Specific Indefinite ... the absence of overt quantifiers and marking of their scopes in our underlying structures One of our next aims consists in the construction of a procedure transducing the underlying structures...

Ngày tải lên: 24/03/2014, 05:21

... Atoms and Molecules in Strong External Fields Atoms and Molecules in Strong External Fields Edited by P Schmelcher University of Heidelberg Heidelberg, Germany and W Schweizer University of ... articles present a broad and timely review of the recent progress and the current state of the art in the theoretical, computational, and experimental studies of atoms and molecules in strong external ... chemical bond and electronic structure of the and molecules Such data are very important for the analysis of UV spectra of white dwarfs in the range of effective temperatures between 9000 and 19000...

Ngày tải lên: 24/04/2014, 17:23

... time in terms of profitability, efficiency, and liquidity ratios The sign and the significance level for a majority of micro and macro level variables change between the 1990s and the 2000s The ... financial needs of foreign owned banks In terms of profitability, the entrance of foreign banks increased the amount of competition in the CEE markets, and hence caused a decline in the profit margins ... the means and standard deviations of both the micro level and the macroeconomic variables of interest over time show indications of a structural break in the dataset across the 1990s and the 2000s...

Ngày tải lên: 03/06/2014, 02:21

... increased slightly and then decreased after 11 d All seedlings recovered 18 d after the onset of the experiment The patterns of g evolution at the constant temperature of 8.7°C and at a were throughout ... the first 11 d and then declined The shape of the curve is similar to that for transpiration Conclusions Initiation and development of current yr needles affected the results of gas exchange ... (1977) Effects of cold soil on water relations and spring growth of Douglas fir seedlings For Sci 30, 628-634 Lopushinsky Nambiar E.K.S., Bowen G.D & Sands R (1979) Root regeneration and plant water...

Ngày tải lên: 09/08/2014, 04:20

Ngày tải lên: 09/09/2015, 07:56

Ngày tải lên: 04/06/2014, 16:06

... characteristics of carbon stable isotope and fatty acid structure of Z japonica Furthermore, we compared the characteristics of carbon stable isotope and fatty acid structure of Z japonica with those of the ... characteristics of the fatty acid structure in the leaves and stems differ from those of the roots and rhizomes because the content of the fatty acid 18:3n3 in the leaves and stems differ from that of the ... from that of the roots and rhizomes For example, the δ13C of HCO3- is higher than δ13C of CO2 in sea water Characteristics of fatty acid structure in Z japonica We found about 30 kinds of fatty...

Ngày tải lên: 05/09/2013, 10:17

... relationships of co-ordination (or parataxis the linking of elements of equal status, the initiating and continuing elements are free) and subordination (or hypotaxis the linking of elements of unequal ... in 11 and 13, spoke to 31, said in 32 and 35); and are of relational and existential process (is in 1, had in 4, was in 21 & 22, are in 37) describing the state of the main character Most of the ... for many areas of English grammar It is called functional because of his development of the theory of the ideational, interpersonal, and textual metafunctions functional components of meaning in...

Ngày tải lên: 07/09/2013, 13:48

... Risk and Term Structure of Interest Rates • The risk structure of interest rates looks at bonds with the same term to maturity and different interest rates • The term structure of interest ... over the life of the long-term bond • Buyers of bonds not prefer bonds of one maturity over another; they will not hold any quantity of a bond if its expected return is less than that of another ... determined by the demand for and supply of that bond • Investors have preferences for bonds of one maturity over another • If investors have short desired holding periods and generally prefer...

Ngày tải lên: 05/01/2014, 16:56

... operation of the Bank rests with a Board of Directors, which consists of fifteen members: • the governor (currently Mark Carney, who is the chief executive officer and chairman of the Board of Directors) ... for the regulation of Canada’s deposit-based financial institutions Copyright  2011 15 - Origins of The Bank of Canada II Copyright  2011 15 - Formal Structure of the Bank of Canada I • Responsibility ... offices in Toronto, Vancouver, Calgary, Montreal, and Halifax • Unlike a private bank that operates in pursuit of profit, the Bank of Canada is responsible for the country’s monetary policy and...

Ngày tải lên: 05/01/2014, 16:57

... meaning and structure of a science fiction story: A sysyemic 39 said to the man We can breathe the air its a mixture of oxygen and R:P R:P R:D nitrogen. Both of them took off their helmets and ... mixture of oxygen and nitrogen. (16) ||| Both of them took off the helmets (17) || and breathed deeply.||| (18) || They looked at everything carefully (19) || All the plants and animals looked new and ... find in 20, dont understand in 27, and dont worry in 34) characterising the perception and feeling of the characters when they land in the new planet; and are relational and existential processes...

Ngày tải lên: 12/02/2014, 20:20

... (Fig 3A) Three of the ligands, OD2 of Asp165, NE2 of His79 and NE2 of His169, formed an equatorial plane The other protein ligand, NE2 of His31, bound to the metal, in the company of a water oxygen, ... Crystal structure of SOD from A pernix K1 A B 90° Fig Crystal structure of ApeSOD (A) Monomer structures of apo (green), Mn-bound (magenta) and Fe-bound (cyan) ApeSODs are superimposed and shown ... around the active site of ApeSOD is independent of the presence of a metal cofactor Figure 3D shows the superimposition of the active site structures of apo, Mn-bound and Fe-bound ApeSODs The...

Ngày tải lên: 14/02/2014, 22:20

Ngày tải lên: 15/02/2014, 17:20

... Cu(I)4,Cu(I)4MT3 and Cu(I)6,Cu(I)6MT3] The determination of a 3D structure seems crucial for understanding the differences between Cu–MT3 and Cu–MT1 ⁄ (structure also not known) and the presence and role of ... Thiolate is a soft ligand and therefore shows a preference for soft metals Moreover the structures of metallothioneins are not rigid and hence there is little selectivity concerning the size of the ion ... monitoring the peptide structure and the flexibility of Zn(II) and Cd(II) by NMR spectroscopy Another interesting (and to my knowledge not yet reported) experiment would be assessment of the growth-inhibitory...

Ngày tải lên: 16/02/2014, 15:20

... ligand-bound form, and may be used to assist the structure- based rational design of enzyme inhibitors with potential medical interest Crystal structure of human ACMSD C-ter N-ter Results and ... in the crystal, and a mixture of monomeric and dimeric forms in solution [18] Therefore, the available structural data suggest Fig Ribbon representation of the overall structure of hACMSD The (a ... mediation of the metal-coordinating solvent molecule w1, which establishes two strong hydrogen bonds with the ligand O1 and O1P ˚ atoms at 2.5 and 2.8 A, respectively Moreover, the ligand is engaged...

Ngày tải lên: 18/02/2014, 06:20

... Solution structure of hirsutellin A Fig 1Ha and 1HN conformational shifts (dobserved–drandom coil) in ppm for HtA at pH 4.1 and 298 K The amino acid sequence and the elements of secondary structure ... regions in the Ramachandran plot The statistics characterizing the quality and precision of the 20 structures are summarized in Table 1, and a superposition and general view of the structures is shown ... mechanism of transphosphorylation, which implies the A Fig Stereo diagram of the active center of HtA (A) Superposition of the active-site residues of the 20 conformers of the solution structure of...

Ngày tải lên: 18/02/2014, 08:20

... three of the four RNase Sa2–mononucleotide structures (3DGY, 3D5I, and 3DH2), the distance between NH1 and NH2 of ˚ Arg67 and the carboxyl group of Glu56 is below A, and the charged groups of these ... statistics of RNase Sa2 with free active site and complexed with 2¢-GMP, 2¢,3¢-GCPT, and 3¢-GMP (crystal forms I and II) AU, asymmetric unit; ESU, estimated standard uncertainties of atoms Structure ... 3DH2) (B) and 2¢-GMP (3DGY) (C) in the active site of RNase Sa2 For clarity, side chains of Asn41 and Arg42 are not shown Atoms of nitrogen, oxygen and phosphorus are in blue, red, and cyan,...

Ngày tải lên: 18/02/2014, 11:20