DETERMINATION OF TRACE ELEMENTS BOUND TO SOIL AND SEDIMENT FRACTIONS

... Chemistry 76, 415–442 Determination of trace elements bound to soils and sediment fractions 429 and the composition of surface. Especially hydrous oxides of Fe, Al, Si, and Mn and organic surfaces (e.g., ... designated target fractions and that erroneous © 2004 IUPAC, Pure and Applied Chemistry 76, 415–442 Determination of trace elements bound to...

Ngày tải lên: 15/03/2014, 23:56

... 3533 Number of protein atoms 3011 Number of waters 450 Number of inhibitor atoms 58 B average (A ˚ 2 ) Protein main chain atoms 14.2 Protein side chain atoms 16.3 All protein atoms 15.2 Inhibitor atoms ... complex, and [P] and [L] are the concentrations of the free protein and free ligand (i.e. inhibitor), respect- ively [68]. Expressed in terms of r, defined as the num- ber o...

Ngày tải lên: 07/03/2014, 17:20

... breakfast of English people consists of many things: hot dogs, eggs, tomatoes and mushrooms. Nowadays, people often have cereals with milk and ice. Some people drink coffee - instant coffee with ... being embarrassed, we need to understand them, to know the menu of the meal, the time and the way of eating of an English meal. 23 Therefore, the content of meanings of th...

Ngày tải lên: 20/12/2013, 18:33

... according to the following equation: B z ¼ B i À l j r j where B z is the normalized B factor, B i is the B factor of atom i, l j is the mean B factor (excluding water molecules and peptide atoms) and ... A ˚ 2 for main-chain atoms, 40.2 A ˚ 2 for side-chain atoms and 38.7 A ˚ 2 overall (62 total atoms). Electron density analysis Both the main-chain and side-chain atoms of the m...

Ngày tải lên: 14/02/2014, 19:20

... The obtained parameter set (number of bands and positions, FWHHs and Gaussian ⁄ Lorentzian fractions for each band) was then used to decompose the amide I band of membrane- bound Ras, where only the peak ... concentrators. All protein batches were analysed by SDS-PAGE and MALDI-TOF-MS. Preparation of the ATR crystal The germanium IRE of the ATR was cleaned chemically with...

Ngày tải lên: 07/03/2014, 04:20

... boiling point of liquid nitrogen. To help him in his search for this superconductor, Professor Paul Chu of the University of Houston had brought in his former student, Professor Maw-Kuen Wu of the Univer- sity ... point to pay as much attention to the troubles of his charges as to the intricacies of his subject. His language evolved into an oddly eloquent mixture of erud...

Ngày tải lên: 14/03/2014, 18:20

... introduction to the physical and perceptual aspects of reverberation. The remainder of the chapter treats the different types of artificial reverberators known today. The main quest in this topic is to ... CA, xxviii APPLICATIONS OF DSP TO AUDIO AND ACOUSTICS in 1978 and 1983, respectively. His Ph.D. research involved the application of digital signal processing and sy...

Ngày tải lên: 22/03/2014, 23:20

... susceptible of being treated in many ways. When the idea occurred to me of offering to the public of Canada a history of the province, I was not ignorant of the existence of other histories. Smith, ... the arrangement of details. Not only has attitude and grouping to be attended to by the painter, and by the narrator of events, but attention must be paid to l...

Ngày tải lên: 29/03/2014, 02:21

Ngày tải lên: 31/03/2014, 15:36

... distances between ligand atoms and protein atoms of less than 3 A ˚ . These additional interactions are solely due to crystal packing and are certainly contributing to th e stabilization of the C-terminal portion ... intra r esidue contacts of Arg4) and between Thr3 and Pro5 were referenced to the b-protons of Asp2. The d-protons of Pro5 were used as re ference for con...

Ngày tải lên: 21/02/2014, 15:20