نتایج جستجو برای: bead space

تعداد نتایج: 502231  

2007

To gain more confidence in our understanding of the apparatus and analysis, we compared our experimental calibration curve to one we generated from a mathematical model of the system, following [1, 2]. The root-mean-square excursion of the projected bead location away from its tether point is controlled by various competing effects: (i) In the absence of any bead or wall, the chain’s endpoint w...

Journal: :Investigative ophthalmology & visual science 2006
Daniel W Clarke Hassan Alizadeh Jerry Y Niederkorn

PURPOSE Instillation of sterile 1.0 microM latex beads into the central corneal epithelium renders Chinese hamsters resistant to corneal infection with Acanthamoeba castellanii. By contrast, activation of the adaptive immune response by subcutaneous immunization with A. castellanii antigens fails to protect against Acanthamoeba keratitis. This study was undertaken to examine the mechanisms that...

2013
K. Ashok Kumar Lakshmi Narayana Srinivasa Rao

GAS TUNGSTEN ARC WELDING (GTAW) is the quality weld process. It is preferred welding process for stainless steel, low alloy steel, nickel, cobalt, titanium, aluminum, copper, and magnesium. The present work aims to evaluate the effect of Gas Tungsten Arc Welding process parameters on the quality of the weld bead. The process parameters Welding Current, Wire Diameter, Wire Feed Speed, Ratio of w...

A Pardakhty F Hassanzadeh P Khazaeli

Microencapsulation has become a common technique in the production of controlled release dosage forms. Many results have been reported, concerning the use of alginate beads as controlled release drug formulations. Alginate has a unique gel-forming property in the presence of multivalent cations, in an aqueous medium. Ibuprofen is an excellent analgesic and antipyretic, non-steroidal anti-inflam...

Journal: :The International Journal of Advanced Manufacturing Technology 2021

The final mechanical and physical properties should be predicted in tandem with the bead geometry characteristics for effective additive manufacturing (AM) solutions processes such as directed energy deposition. Experimental approaches to investigate are costly, simulation time-consuming. Alternative artificial intelligent (AI) systems explored they a powerful approach predict properties. In pr...

Journal: :Applied sciences 2021

The damage that occurs around the tire bead region is one of critical failure forms a tire. Generally, prediction durability carried out by experimental method. However, it takes lot money and time to conduct experiments. Therefore, determine fatigue life radial bead, reasonable method proposed in this paper. Fatigue testing rubber compounds ΔSED-number cycle (Nf) was applied. maximum strain en...

2006
Qasem Ramadan Victor Samper Daniel Poenar Zhu Liang Chen Yu

Continuous flow cell lysis by electroporation (EP), and cell and bead trapping by dielectrophoresis (DEP) have been demonstrated on a dielectrophoretic microfluidic chip. The results of lysing human white blood cells (WBC) and murine clonal cells (MN9D) by electroporation s a a m c ©

Journal: :Journal of cell science 1988
A K Fok B C Sison M S Ueno R D Allen

Digestive vacuole (DV) formation in Paramecium can be separated into four steps: sequestration and recycling of the spent DV membrane, sweeping and concentrating of particles into the nascent DV, vacuole growth, and the release of the nascent DV. How the size, load and surface charge of solid particles affected formation and subsequently the digestive processes in log-phase cells were investiga...

Journal: :Journal of Research Updates in Polymer Science 2023

The tire bead, as the most important load-bearing component at bead area, is closely related to durability of tire, but its structure developing slowly. For this reason, topological whole design was proposed, although it performs well, many defects existed due based on traditional experience. Therefore, paper studies topology shape optimization algorithm, delves into main criterion von Mises an...

Journal: :Physics of Fluids 2021

The complex viscosity of planar star-branched polymers has been derived from general rigid bead-rod theory, but only for singly-beaded arms. Here, we explore the respective roles branch functionality, arm length, and nonplanar arrangements, analytically theory. For nonplanar, include polyhedral, both regular irregular. Further, all structures, compare with without central bead. We fit theory to...

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