نتایج جستجو برای: shell like curve

تعداد نتایج: 822565  

Journal: :Langmuir : the ACS journal of surfaces and colloids 2008
Shang-Hsiu Hu Chia-Hui Tsai Chen-Fu Liao Dean-Mo Liu San-Yuan Chen

In this study, a magnetic-sensitive microcapsule was prepared using Fe 3O 4/poly(allylamine) (Fe 3O 4/PAH) polyelectrolyte to construct the shell. Structural integrity, microstructural evolution, and corresponding release behaviors of fluorescence dyes and doxorubicin were systematically investigated. Experimental observations showed that the presence of the magnetic nanoparticles in the shell ...

2007
K. Oka S. Ohnuki S. Yamashita N. Akasaka S. Ohtsuka H. Tanigawa

For understanding the microstructual details of nano-size oxide particles, three types of ODS ferritic and austenitic steels were examined by high voltage electron microscopy, EDS and AP-FIM. The oxide included Y, Ti and O and showed a shell-like structure with different composition. The shell-like structure depends on crystal structure of the matrix during fabrication process. To evaluate the ...

Journal: :نشریه دانشکده فنی 0
محمد رضایی پژند رضا خواجوی

curls and curves of a shell interweave its various strain modes and link them together. this interactional behavior has yet frustrated all attempts for the construction of shell templates, which needs for an individual element test in traditional approaches. such a test fails to work for shell elements and must be reconstructed. in this paper, it is tried to study shell interactional behavior a...

Journal: :Folia parasitologica 2001
Z Zd'árská D G Huffman F Moravec J Nebesárová

The egg shell of Huffmanela huffmani Moravec, 1987 forms three main layers: an outer vitelline layer, a middle chitinous layer, and an inner lipid layer. The vitelline layer, forming the superficial projections of the egg shell, comprises two parts: an outer electron-dense, and an inner electron-lucid part. The chitinous layer is differentiated into three parts: an outer homogenous electron-den...

2004
Richard A. Battye Paul M. Sutcliffe

We present numerical evidence that suggests the introduction of a non-zero pion mass might dramatically affect the structure of minimal energy Skyrmions. It appears that the shell-like Skyrmions which are the minima when the pions are massless can fail to be minimal energy bound states for particular baryon numbers, with a strong dependence upon the value of the pion mass. The effects of a pion...

Journal: :Physical review. C, Nuclear physics 1996
Greiner Rischke

The particle density distribution emerging from the solution of the Vlasov equation for relativistic, non-interacting particles with spherically symmetric initial conditions is shown to exhibit a shell-like structure for late fixed times in the center-of-mass (CM) frame of the system. A similar phenomenon was recently observed employing the test– particle method to solve the Vlasov equation for...

2017
Nicolas Jeannerod Claude Marché Ralf Treinen

The shell language is widely used for various system administration tasks on UNIX machines, as for instance as part of the installation process of software packages in FOSS distributions. Our mid-term goal is to analyze these scripts as part of an ongoing effort to use formal methods for the quality assurance of software distributions, to prove their correctness, or to pinpoint bugs. However, t...

2008
P. Navrátil B. R. Barrett

We use equations for Faddeev amplitudes to solve the shell-model problem for four nucleons in the model space that includes up to 14h̄Ω harmonic-oscillator excitations above the unperturbed ground state. Twoand three-body effective interactions derived from the Reid93 and Argonne V8’ nucleon-nucleon potentials are used in the calculations. Binding energies, excitations energies, point-nucleon ra...

Journal: :Physical chemistry chemical physics : PCCP 2016
Mohammed Ahmed Ajay K Singh Jahur A Mondal

Hydrogen-bonding and intra/intermolecular vibrational coupling of water next to a hydrophobic molecule (tert-butyl alcohol, TBA) have been studied by Raman multivariate curve resolution (Raman-MCR) and isotopic dilution spectroscopy. Raman-MCR provides the vibrational spectrum of water pertinent to the hydration shell of TBA, which shows a distinct Raman band at around 3660 cm(-1) corresponding...

Journal: :American Antiquity 2023

Abstract Radiocarbon dates on marine shell and other materials of origin appear significantly older than contemporaneous samples terrestrial/atmospheric origin. Misunderstandings regarding the mechanisms that give rise to this “marine reservoir effect” (MRE), terminology used define it, mathematics describe it cause many coastal archaeologists distrust or misinterpret dates. The recent release ...

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