collection of high energy yielding strains of saline microalgae from south florida
Tài liệu Báo cáo khoa học: "Automatic Collection of Related Terms from the Web" pptx
Ngày tải lên :
20/02/2014, 16:20
... related to the seed term from the candidates Our conditions of “x is closely related to s” is: (1) x is a broader or narrower term of s; or (2) relation degree between x and s is high enough, i.e., ... From these fifty terms, the system collected 610 terms in total; the average number of output terms per input is 12.2 terms We checked whether each of the 610 terms is a correct related term of ... result is shown in the left half (Evaluation I) of Table In this evaluation, 519 terms out of 610 terms were correct: the precision is 85% From this high value, we conclude that the system can be...
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Tài liệu Báo cáo khoa học: Crystal structures of a bacterial 6-phosphogluconate dehydrogenase reveal aspects of specificity, mechanism and mode of inhibition by analogues of high-energy reaction intermediates pdf
Ngày tải lên :
19/02/2014, 05:20
... movement of the cofactor-binding domain of subunit A relative to subunits B and C (not shown) This domain alteration involves a rotation of 5° and translation of ˚ 0.7 A Five segments of polypeptide ... hydrogen bond with the C3-hydroxyl of RU5P, C2-hydroxyl of PEX or the C4-hydroxyl of 6PG (in the modelled ternary complex) Some 84 residues of the cofactor-binding domain of LlPDH are strictly conserved ... occupancies Superposition of subunit A on B and C (468 Ca atoms) in complex II and III of LlPDH gives an rmsd of ˚ 1.6 A in each case, however, superposition of B on C ˚ gives an rmsd of only 0.3 A We...
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university of chicago press foundations of high-energy astrophysics apr 2008
Ngày tải lên :
11/06/2014, 13:05
... volumes of fluids, elements, or particles of fluid, we will always assume them to be made up of a very large number of molecules The description of a fluid in a state of rest requires knowledge of its ... mass, energy, and momentum cannot be created inside the surface of discontinuity More explicitly, from the continuity of the mass flux we have (1.61) [ρvx ] = whereas from the continuity of the energy ... shock waves transform part of the kinetic energy of the incoming fluid into (internal) thermal energy of the outgoing fluid, with creation of entropy The generation of entropy is due to collisions...
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Báo cáo hóa học: " In situ Control of Si/Ge Growth on Stripe-Patterned Substrates Using Reflection High-Energy Electron " potx
Ngày tải lên :
21/06/2014, 08:20
... have been found to be one of the major low -energy surfaces of silicon [21, 22], meaning that the sidewall facettation leads to a lowering of the total surface energy of the system After 20 nm ... stages of growth with a rate of -10°C/sec, and then transferred under UHV to the attached STM chamber Imaging was performed at tunneling currents of around 0.1 nA and applied sample bias of 2–4 ... These diffraction streaks arise from electrons specularly reflected from the tilted sidewalls of the stripes As illustrated schematically in Fig 2, the tilt angle a of these streaks with respect...
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Báo cáo hóa học: " Preparation and Characterization of Nano structured Materials from Fly Ash: A Waste from Thermal Power Stations, by High Energy Ball Milling" potx
Ngày tải lên :
22/06/2014, 18:20
... providing less quantity High Energy Pulverization of Fly Ash The reduction in particle size of fly ash from micron level to the nano level was carried out using a high- energy planetary ball mill ... higher surface energy of ball milled fly ash which was discussed earlier in this paper Conclusions The size reduction of fly ash from micrometer level to nano levels has been achieved by high energy ... Particle size of fly ash with milling time (in hours) Table Surface energy and work of adhesion of fresh as well as ball milled fly ash Fly ash sample Fig Variation of Specific surface area of fly ash...
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Dictionary of Material Science and High Energy Physics Part 1 pdf
Ngày tải lên :
10/08/2014, 11:22
... there are bands of energy, of allowed energy levels instead of single discrete energy levels, where an electron can exist The allowed bands are separated by gaps of forbidden energy called forbidden ... the presence of electromagnetic radiation In modern atomic theory, an atom can make a transition to a quantum state of higher energy by absorbing quanta of photons The energy defect of the transition ... time) and energy In high energy experiments, typically a few MeV to T eV in energy with intensities as high as 1033 /cm2 /sec directed at targets of only a few mm2 in area for the purposes of studying...
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Dictionary of Material Science and High Energy Physics Part 2 pptx
Ngày tải lên :
10/08/2014, 11:22
... theorem is of great value in understanding magnetic ions in crystals degeneracy, lifting of, or removal of Slight inequality of energy of a group of quantum states due to the presence of a perturbation, ... Property of the density matrix Coherences of the off-diagonal elements of the density matrix say something about the statistical properties of a quantum system coherent Refers to waves or sources of ... the energy of the gamma ray is essentially shared between the leptons Thus a Dalitz pair is the pair of conversion leptons having a total energy approximately equal to the initial energy of the...
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Dictionary of Material Science and High Energy Physics Part 3 potx
Ngày tải lên :
10/08/2014, 11:22
... conservation of energy and momentum density of modes The number of modes of the radiation field in an energy range dE The density of modes is a function of the boundary conditions of the space ... scattering of high energy particles from a composite of target scattering centers, such as nucleons in a nucleus, is primarily governed by the wave nature of these projectiles Scattering from such ... energy by scattering from the nuclei of a material, losing energy until they are captured by a nucleus or reach thermal equilibrium with the surrounding environment Thus, the average energy of...
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Dictionary of Material Science and High Energy Physics Part 4 ppsx
Ngày tải lên :
10/08/2014, 11:22
... Stark shift) energy spectrum The set of energy eigenstates of a physical system The set of possible outcomes of a measurement of the energy; also known as the set of allowed energies energy- time ... states energy eigenvalue The value of the energy of a system in an energy eigenstate energy equation Describes energy interconversions that take place in a fluid It is based on the first law of thermodynamics ... restatements of the principle are that energy cannot be created or destroyed, only transformed from one form to another, and the first law of thermodynamics energy density unit of volume The measure of energy...
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Dictionary of Material Science and High Energy Physics Part 5 pps
Ngày tải lên :
10/08/2014, 11:22
... because of the complexities of this phenomenon and difficulties involved in its measurements, many of the details of glow discharge remain unresolved glueball A quantum of energy composed of gluons ... excited nucleus can lose energy through the radiation of electromagnetic energy, or gamma rays The energy of these photons is the difference between the initial and final energy levels in the nucleus ... measure of the probability of the decay rate It is proportional to the sum of the squares of the Fermi and Gammow–Teller matrix elements In forbidden transitions, it does not give a measure of these...
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Dictionary of Material Science and High Energy Physics Part 6 docx
Ngày tải lên :
10/08/2014, 11:22
... value of S has the lowest energy; the energy of the other states increases with decreasing S, and (2) for a given value of S, the state having the maximum possible value of L has the lowest energy ... Derived from Newton’s second law, which states that the sum of external forces on a body is equal to the rate of change of momentum of that body Since acceleration is the rate of change of velocity, ... ratio of the number of events of this type per unit of time and per of unit scatterer to the flux of the incident particles is defined as the inelastic cross-section where B is the span of the...
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Dictionary of Material Science and High Energy Physics Part 7 pot
Ngày tải lên :
10/08/2014, 11:22
... absorption and emission of radiation of frequency ν by classical linear harmonic oscillators in the walls of the cavity They assumed that the energy of each oscillator can take any value from to ∞, which ... diffuse velocity gradients in a flow field kinetic energy A form of energy associated with motion Every moving particle has kinetic energy The kinetic energy of a non-relativistic particle with mass m ... rigid displacement of the entire plasma Kurie plot A method of analyzing the energy spectrum of electrons emitted in β-decay, which is the decay of a nucleus through the emission of electrons (β...
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Dictionary of Material Science and High Energy Physics Part 8 pps
Ngày tải lên :
10/08/2014, 11:22
... vibrations An application of the theory of small oscillations in classical mechanics The potential energy of a crystal is developed as a quadratic function of the atomic displacements from their equilibrium ... equation of state; real gases not obey this rule to a high accuracy law of mass action In a chemical reaction with ideal gases, the condition of equilibrium can be expressed in terms of the law of ... conservation of the lepton number have never been observed level In the context of nuclear or atomic physics, it usually denotes an energy level, namely, one of the allowed (quantized) values of the energy...
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Dictionary of Material Science and High Energy Physics Part 9 pptx
Ngày tải lên :
10/08/2014, 11:22
... moment of the nuclei will split the spin energy levels By applying a radiofrequency (RF) pulse of electromagnetic radiation, whose frequency matches the energy level difference of the split spin energy ... energies of the molecule For example, CO at room temperature has a molecular heat capacity of 5/2 kB, which arises from a translational energy contribution of 3/2 kB and an unquenched rotational energy ... shift in frequency, of the waves as a linear function of the velocity of the locomotive Similarly, when the nucleus of an atom radiates electromagnetic energy in the form of a wave packet known...
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Dictionary of Material Science and High Energy Physics Part 10 pptx
Ngày tải lên :
10/08/2014, 11:22
... the number of degrees of freedom of a thermodynamic system, f , the number of intensive parameters to be varied, I , the number of phases, φ, the number of components, c, and the number of independent ... destructive measurements of photons photoelectric effect The ejection of electrons from the surface of a conductor through illumination by a source of light of a frequency higher than some threshold ... characteristic of the material The discovery that the energy of the ejected electrons is independent of the intensity of incident light but is a linear function of its frequency was the origin of the...
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Dictionary of Material Science and High Energy Physics Part 11 ppsx
Ngày tải lên :
10/08/2014, 11:22
... energy of a particle and produces a signal that is proportional to the absorbed energy The system of deposition of energy depends on the kind of detected particles High energy photons deposit energy ... The energy difference between nearby levels is of the order of R/n3 Rydberg atoms have rather high values of the electric dipole matrix elements in view of the large atomic size, of the order of ... higher temperature From the second law of thermodynamics, any refrigeration cycle must receive power from an external energy source refrigerator A machine designed to use mechanical or heat energy...
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Dictionary of Material Science and High Energy Physics Part 12 docx
Ngày tải lên :
10/08/2014, 11:22
... constant energy term made from single particle energies and the interaction between them and the binding energy of active nucleons in the core This second part is made from the kinetic energy of nucleons ... Henry W Kendall from Massachusetts Institute of Technology and Richard E Taylor of SLAC at SLAC Bombing with high- energy electrons fixed a proton target Analysis of the products of decay showed ... use of frequency dispersing elements to measure the spectrum of some physical quantity of interest, typically the intensity spectrum of a light source spectrum A display of the intensity of light,...
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Dictionary of Material Science and High Energy Physics Part 13 doc
Ngày tải lên :
10/08/2014, 11:22
... keeps the formation in limits of valleys of stability supernova neutrinos Radiation of energy can take place in the formation of supernovas in several ways Kinetic energy of matter ejected in space, ... extracts energy from a moving fluid turbomachine Any of a number of devices that adds (pump) or extracts (turbine) energy from a moving fluid via a rotating shaft turbulence A concise description of ... strong perturbation because of the discontinuity of the parameters of the material The energy of such localized states can lie in both allowed and forbidden bands of the bulk dispersion relation...
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Dictionary of Material Science and High Energy Physics Part 14 pdf
Ngày tải lên :
10/08/2014, 11:22
... of the groove and constitute two parallel one-dimensional conductors (quantum wires) vibrational energy The energy content of the vibrational degrees of freedom of a molecular state Because of ... vibrational model of a nucleus This model describes a nucleus as a drop of fluid Properties of a nucleus can be described as phenomena of the surface tension of the drop and the volume energy of the drop ... determined by the tension of the strings Each vibrational mode of strings corresponds to some particle The vibrational frequency of the mode of the string determines the energy of that particle and,...
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CRC Press - Dictionary of Material Science and High Energy Physics - D. Basu (2001) WW Part 2 docx
Ngày tải lên :
10/08/2014, 20:20
... energy of a particle and produces a signal that is proportional to the absorbed energy The system of deposition of energy depends on the kind of detected particles High energy photons deposit energy ... The energy difference between nearby levels is of the order of R/n3 Rydberg atoms have rather high values of the electric dipole matrix elements in view of the large atomic size, of the order of ... constant energy term made from single particle energies and the interaction between them and the binding energy of active nucleons in the core This second part is made from the kinetic energy of nucleons...
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