نتایج جستجو برای: soft phase
تعداد نتایج: 717495 فیلتر نتایج به سال:
We propose a Zernike phase contrast electron microscope that uses an intense laser focus to convert a phase image into a visible image. We present the relativistic quantum theory of the phase shift caused by the laser-electron interaction, study resonant cavities for enhancing the laser intensity and discuss applications in biology, soft-materials science and atomic and molecular physics.
Single agent doxorubin was introduced for the treatment of soft tissue sarcoma beginning in the 1970’s. Since then, combination therapies with an anthracylcine backbone are commonly used, but have failed to show significant improvements in survival compared to single agent doxorubicin. TH-302, a pro-drug activated by tumor hypoxia, is a promising new therapeutic agent for soft tissue sarcomas. ...
Achieving functional graft integration with subchondral bone poses a significant challenge for orthopaedic soft tissue repair and reconstruction. Soft tissues such as the anterior cruciate ligament (ACL) integrate with bone through a fibrocartilage interface, which minimizes stress concentrations and mediates load transfer between soft and hard tissues. We propose that biological fixation can b...
In this study the corroding and/or tarnishing implications of coke, a fizzy soft drink, tea and coffee to the eta prime phase plastic amalgam surface following the filling were evaluated. Thirty six acrylic blocks were prepared which each one was having 5 mm in diameter and 1 mm in depth welts where condensed with amalgam. Those blocks were divided into six groups. The groups were coffee, tea, ...
We discuss the rheology experiments on nematic elastomers by Martinoty et al. in the light of theoretical models for the long-wavelength low-frequency dynamics of these materials. We review these theories and discuss how they can be modified to provide a phenomenological description of the nonhydrodynamic frequency regime probed in the experiments. Moreover, we review the concepts of soft and s...
This paper demonstrates the redundancies concerning the increasing popular ``soft set" approaches to general topologies. It is shown that there is a complement preserving isomorphism (preserving arbitrary $widetilde{bigcup}$ and arbitrary $widetilde{bigcap}$) between the lattice ($mathcal{ST}_E(X,E),widetilde{subset}$) of all soft sets on $X$ with the whole parameter set $E$ as domains and the ...
maji et al. introduced the concept of fuzzy soft sets as a generalization of the standard soft sets and presented an application of fuzzy soft sets in a decision making problem. in this paper, we apply fuzzy soft sets to -hyperrings. the concept of ( , q ) -fuzzy soft -hyperideals of -hyperrings is first introduced. some new characterizations are investigated. in particular, a...
A micell-mediated phase separation method for preconcentration of ultra-trace quantities of mercury as a prior step to its determination by UV-Vis spectrophotometry has been developed. The method is based on Hg(II)-dithizone complex formation in alkaline aqueous solution, and extraction of this Hg(II)-dithizone secondary complex into the surfactant-rich phase of the non-ionic surfactant oct...
Studies of the magnetization of Fe2O3@Pt nanoparticles at room temperature showed that there is superparamagnetic contribution with high saturation magnetization about 12.35(emu/g), and soft ferromagnetic contribution with narrow coercive field about 58(Oe). In this paper we fitted the hystersis loop of sample with Brillouin function that demonstrating existence of superparamagnetic phase. Tota...
Polyurethanes are the most well known polymers used to make a binder in high energy material. Polyurethanes aregenerally synthesized by the reaction of diisocyanates and polyols and chain extender.These polymers are often two-phase morphology.Chain extenders are small diols or diamines that are inserted to the hard segment of of polyurethane chain. chemical structure of chain extender, the ...
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