作者: puzzle 時(shí)間: 2025-3-21 21:43
Poland Pushes NATO and the EU Eastward,The deep cells regime in directional solidification of binary mixtures. is currently under great investigation.作者: Ventricle 時(shí)間: 2025-3-22 02:57 作者: 迅速飛過(guò) 時(shí)間: 2025-3-22 06:46 作者: amorphous 時(shí)間: 2025-3-22 09:45 作者: 缺陷 時(shí)間: 2025-3-22 14:08 作者: 缺陷 時(shí)間: 2025-3-22 20:27 作者: Airtight 時(shí)間: 2025-3-22 21:48
https://doi.org/10.1057/9780230271784erials properties [1]. An important crystal-growth mechanism in these techniques is dendritic growth, which provides the most effective means of heat and solute rejection during solidification. Dendritic growth has attracted recent attention both from the theoretical [2 – 5] and the experimental side [6 – 9].作者: 同時(shí)發(fā)生 時(shí)間: 2025-3-23 01:32
Saffman Taylor Finger Problem with Thin Film Effectscous fluid displacing a more viscous fluid in this geometry is the simplest of a heirarchy of increasingly complex but related problems in pattern formation that include dendritic crystal growth and directional solidification (see Pelce. and Kessler, Koplik & Levine. for recent reviews).作者: Stress 時(shí)間: 2025-3-23 07:29
Light Scattering Experiments during the Freezing and Melting Transitioniscussion: 1.) Light is scattered by continuous fluctuations in a mesophase layer; 2.) Light is scatterd by gas bubbles in front of the growing crystal. In this paper it is shown that the bubbles model is not compatible with the experiment. The model with continuous fluctuations is compatible with the experimental results.作者: 松緊帶 時(shí)間: 2025-3-23 10:50 作者: 同音 時(shí)間: 2025-3-23 17:45
Experimental Determination of Rapid Dendrite Growth Velocities in Largely Undercooled Metalserials properties [1]. An important crystal-growth mechanism in these techniques is dendritic growth, which provides the most effective means of heat and solute rejection during solidification. Dendritic growth has attracted recent attention both from the theoretical [2 – 5] and the experimental side [6 – 9].作者: 防御 時(shí)間: 2025-3-23 20:53 作者: overture 時(shí)間: 2025-3-24 00:31 作者: POWER 時(shí)間: 2025-3-24 03:06
https://doi.org/10.1007/978-1-4684-1065-5cous fluid displacing a more viscous fluid in this geometry is the simplest of a heirarchy of increasingly complex but related problems in pattern formation that include dendritic crystal growth and directional solidification (see Pelce. and Kessler, Koplik & Levine. for recent reviews).作者: facetious 時(shí)間: 2025-3-24 07:27 作者: 情感脆弱 時(shí)間: 2025-3-24 14:17 作者: CROW 時(shí)間: 2025-3-24 17:09
https://doi.org/10.1007/978-1-4684-2943-5o solution systems are: short relaxation times and good repro-ducibility. The parameters characterizing the shapes of the dendrite tips have been determined. The volume solidification rate of dendrites increases with increasing supercooling of the melt, thus the stability-“constant” decreases with i作者: 違法事實(shí) 時(shí)間: 2025-3-24 19:44 作者: idiopathic 時(shí)間: 2025-3-25 02:47
Poland From Partitions to EU Accessionrst measurements of the spatial evolution of the sidebranches have been performed. The maximal amplitude w of the sidebranches has been measured as a function of their position l. at the fin. It has been found w ~ l.1.72 independent of the supercooling. No decrease of the amplitude for large l. has 作者: NAG 時(shí)間: 2025-3-25 07:19
https://doi.org/10.1057/9780230271784erials properties [1]. An important crystal-growth mechanism in these techniques is dendritic growth, which provides the most effective means of heat and solute rejection during solidification. Dendritic growth has attracted recent attention both from the theoretical [2 – 5] and the experimental sid作者: 欺騙世家 時(shí)間: 2025-3-25 11:07 作者: LUMEN 時(shí)間: 2025-3-25 14:45
Poland between the Wars, 1918–1939pes that nature creates. Even a single material can show different morphologies when it grows in various environments. Were the crystal in thermodynamic equilibrium its shape would be uniquely defined (up to a scale factor) at a given temperature, in a way which is in principle completely understood作者: 溺愛 時(shí)間: 2025-3-25 19:48 作者: SHOCK 時(shí)間: 2025-3-25 22:10 作者: CHARM 時(shí)間: 2025-3-26 03:09 作者: 極少 時(shí)間: 2025-3-26 06:44 作者: 結(jié)合 時(shí)間: 2025-3-26 09:50
Singularities in Complex Interface Dynamicsscosity fluid displaces one with finite viscosity, and compare the interfaces which arise with zero surface tension with those which occur when the surface tension is small, but finite..The interface dynamics can be analyzed in terms of a complex analytic function which maps the unit circle into the作者: GLEAN 時(shí)間: 2025-3-26 12:47 作者: CARK 時(shí)間: 2025-3-26 18:43 作者: 遺棄 時(shí)間: 2025-3-26 23:51
An Experimental Assessment of Continuum Models of Dendritic Growthions, such as the dependence of the growth state on crystalline anisotropy, have not been convincingly demonstrated, and the models may not be appropriate in all cases, for example when kinetic effects are important. On the other hand, the continuum models provide an internally consistent explanatio作者: Terrace 時(shí)間: 2025-3-27 01:23
Dendritic Solidification of Rare Gaseso solution systems are: short relaxation times and good repro-ducibility. The parameters characterizing the shapes of the dendrite tips have been determined. The volume solidification rate of dendrites increases with increasing supercooling of the melt, thus the stability-“constant” decreases with i作者: 芭蕾舞女演員 時(shí)間: 2025-3-27 05:31
Light Scattering Experiments during the Freezing and Melting Transitioniscussion: 1.) Light is scattered by continuous fluctuations in a mesophase layer; 2.) Light is scatterd by gas bubbles in front of the growing crystal. In this paper it is shown that the bubbles model is not compatible with the experiment. The model with continuous fluctuations is compatible with t作者: Frequency-Range 時(shí)間: 2025-3-27 09:33
Sidebranching of Xenon Dendritesrst measurements of the spatial evolution of the sidebranches have been performed. The maximal amplitude w of the sidebranches has been measured as a function of their position l. at the fin. It has been found w ~ l.1.72 independent of the supercooling. No decrease of the amplitude for large l. has 作者: debunk 時(shí)間: 2025-3-27 16:22 作者: 碎石 時(shí)間: 2025-3-27 18:15
Dendrites Growing in the Presence of an External Flow: The Cases of PVA and NH4Brs. Theoretical predictions. for the values of growth constant, C = 4 ρ.V/Dd. are now available (here ρ, V are the tip radius and the growth velocity of the dendrite, and D, d. are the diffusion constant and the capillary length). Until now, only a few measurements of the growth constant have been do作者: Cumulus 時(shí)間: 2025-3-28 00:55
Dendritic Growth of NH4Cl: Nucleation, Boundary Conditions, Periodic and Aperiodic Morphologiespes that nature creates. Even a single material can show different morphologies when it grows in various environments. Were the crystal in thermodynamic equilibrium its shape would be uniquely defined (up to a scale factor) at a given temperature, in a way which is in principle completely understood作者: 婚姻生活 時(shí)間: 2025-3-28 05:21
Anisotropic Ordered Phases in Langmuir Monolayersnsitions between phases of increasing surface density: gaseous, liquid (expanded or condensed) and solid.. By using fluorescent molecules, it is now possible to visualize the different phases of these films., and to make a quantitative analysis of their growth and equilibrium properties. In this pap作者: ARENA 時(shí)間: 2025-3-28 08:58
A Numerical Analysis of Dendritic and Cellular Growth of a Pure Material Investigating the Transitioates and dendrites having axial symmetry have been treated. For a finite surface energy, discrete solutions rather than a continuum of solutions were obtained for steady state dendritic growth at a fixed undercooling. The problem was considered in the limit of a zero specific heat so that the result作者: Allege 時(shí)間: 2025-3-28 12:41 作者: 獨(dú)輪車 時(shí)間: 2025-3-28 16:11
Pattern Formation in Directional Solidificationhe weakly nonlinear regime and on transition from cells to dendrites. Interface kinetics is included and seems to be decisive in some systems as impure ... We briefly discuss the wavelength selection dilemma. We say a few words on the transition to the restabilization of the planar front at high gro作者: 該得 時(shí)間: 2025-3-28 20:47 作者: 暫時(shí)中止 時(shí)間: 2025-3-29 01:55 作者: echnic 時(shí)間: 2025-3-29 04:23
Poland between the Wars, 1918–1939 by since their birth, most crystals found in nature reflect their growth processes and little, if any, of their characteristics have been modified by the passage of time. Today, we are trying to understand the much more complicated non-equilibrium processes involved in the relationship between grow作者: FLOUR 時(shí)間: 2025-3-29 11:18 作者: intrude 時(shí)間: 2025-3-29 12:36 作者: optional 時(shí)間: 2025-3-29 18:38 作者: 遺留之物 時(shí)間: 2025-3-29 22:08 作者: hermetic 時(shí)間: 2025-3-30 00:37 作者: Arthr- 時(shí)間: 2025-3-30 05:31
Anisotropic Ordered Phases in Langmuir Monolayersthe needles, and we have established that the longitudinal velocity of the needle is proportional to the departure from equilibrium ΔΠ. We have also shown that the number of nucleated needles is proportional to exp(?A/ΔΠ), verifying that the nucleation is homogeneous. We deduce from these experiment作者: 搬運(yùn)工 時(shí)間: 2025-3-30 08:49
A Numerical Analysis of Dendritic and Cellular Growth of a Pure Material Investigating the Transitioe in the limit of a small thermal diffusion layer and a large dendrite spacing (an isolated dendrite) and also when the thermal layer was larger than the dendrite spacing (an array cell or dendrite)..Two types of solution, cell-like or dendritic, were found. The steady state dendritic results agreed作者: Colonoscopy 時(shí)間: 2025-3-30 14:07 作者: 點(diǎn)燃 時(shí)間: 2025-3-30 17:06 作者: hauteur 時(shí)間: 2025-3-30 22:28
