morphological evolution
Catalyst dependent morphological evolution by interfacial stress in crystalline amorphous core shell germanium nanowires
... the morphological evolution of one-dimensional materials in order to tune their properties for a variety of practical applications in optical sensing and solar cells is an ongoing e ff ...
6
Morphological Evolution of Pit Patterned Si(001) Substrates Driven by Surface Energy Reduction
... The results reported in Fig. 2 show the possibility to pre- dict faceted pit morphology according to the aspect ratio or, in general, according to the initial morphology. We now investigate also the long time scale ...
8
Understanding the genetic basis of morphological evolution: the role of homeotic genes in the diversification of the arthropod bauplan
... the morphological differences between the first and second leg segments, the former having a distinct morphology and being involved in food gathering, and the latter being morphologically similar to the rest of ...
9
Tumor morphological evolution: directed migration and gain and loss of the self-metastatic phenotype
... tion of the cells towards the attractor, and thus into the cluster, yields a compact morphology. With competition for space and cellular migration being the dominant determinants of tumor progression and ...
9
Simulating the Effects of Dam Breakage on the Downstream Topography: Morphological Evolution of Mounds and a Furrow
... In this work we apply a finite volume discretization technique based on a relaxation scheme to simulate the morphological evolution of the topography as a result of a dam break, that causes flooding ...
116
Modelling of sediment transport and morphological evolution under the combined action of waves and currents
... of morphological changes, along with the multiprocessing architecture, allows for the modelling of bed evolution for long periods and for the study of several ...of morphological evolution of ...
18
Limb pattern, physical mechanisms and morphological evolution an interview with Stuart A Newman
... cellular and molecular mechanisms of vertebrate limb develop- ment, physical mechanisms of morphogenesis, and mechanisms of morphological evolution. However, they all center around the theme of biological ...
10
Morphological evolution of Ge/Si(001) quantum dot rings formed at the rim of wet etched pits
... the morphological evolution of the islands in more detail, we performed high-resolution atomic force microscopy (AFM) scans using tips with typical tip diameters of 2 nm and tip half-opening angles of ...
6
Unraveling the Morphological Evolution and Etching Kinetics of Porous Silicon Nanowires During Metal Assisted Chemical Etching
... The χ value where the peak SiNW length occurred (0.95) is close to that obtained by Qi et al. [21] (χ = 0.91) for a highly doped n-type Si substrate. The initial de- crease in tip etch rate occurring near χ = 0.85 is ...
12
Genetic Dissection of the Morphological Evolution of Maize
... Plants homozygous for the teosinte (left) and maize (right) alleles at the QTL on chromosome arm lL. These plants demonstrate how the maize allele at this QTL severely red[r] ...
9
H ATLAS/GAMA: quantifying the morphological evolution of the galaxy population using cosmic calorimetry
... These HST studies have two limitations. The first limitation is a consequence of the extragalactic background radiation and of the nature of the sources which constitute it. The extragalactic back- ground radiation (Dole ...
19
Morphological evolution and embryonic developmental diversity in metazoa
... mechanisms, as is the case in type A developers. If this is so, then why do vertebrates make such extensive use of morphodynamic mechanisms? The discussion above suggests that morphodynamic mechanisms are able to produce ...
9
Self Etching Induced Morphological Evolution of ZnO Microrods Grown on FTO Glass by Hydrothermal Method
... 6 Schematic illustration of the growth and etching mechanism for the formation of ZnO microrods with a sharp tip on the top end after an appropriate retention time... 7 Room-temperature [r] ...
7
The quenching and morphological evolution of central galaxies is facilitated by the feedback-driven expulsion of circumgalactic gas
... In both EAGLE and TNG, the influence of halo properties on central galaxies is primarily a consequence of the expulsion of cir- cumgalactic gas (or a reconfiguration of intragroup/intracluster gas in the inner halo). In ...
18
Morphological evolution of ternary inxga1-xas nanowires (NWs) grown with Au particle-assisted using vertical chamber MOCVD
... temperature, the growth mechanism of NWs may change. EDX result shows that the cylindrical NWs have more uniform chemical composition compared to the tapering shape. Both characterizations results show that the growth ...
5
Syn and post eruptive erosion, gully formation, and morphological evolution of a tephra ring in tropical climate erupted in 1913 in West Ambrym, Vanuatu
... This 1913 tephra ring architecture shows sheet-style deposition dominating in distal areas, where tabular beds of primary from surge and pyroclastic density current and secondary deposit[r] ...
38
Pannella, Maurilio (2007): Morphological evolution of galaxies over the last 8 billion years. Dissertation, LMU München: Fakultät für Physik
... dust grains and molecules producing extinction curves in between the average ones of the Small and Large Magellanic Cloud, where the UV bump is absent or modest, respectively. Most of the dust embeds the UV-emitting ...
179
Role of surface composition in morphological evolution of GaAs nano dots with low energy ion irradiation
... In this work, the variation in surface chemistry of GaAs (100) with 50-keV Ar + ion beam irradiation at off-normal incidence has been presented in order to elucidate the sur- face nano-structuring mechanism(s). XPS study ...
8
Morphological evolution, growth mechanism, and magneto transport properties of silver telluride one dimensional nanostructures
... Abstract Single crystalline one-dimensional 1D nanostructures of silver telluride Ag2Te with well-controlled shapes and sizes were synthesized via the hydrothermal reduction of sodium te[r] ...
8
Ecological causes of morphological evolution in the three spined stickleback
... the evolution of morphological traits that would confer better antipredator ...Both morphological and behavioral data indicate that there is a threshold calcium concentration below which lateral ...
10