نتایج جستجو برای: bimodal polyethylene

تعداد نتایج: 40016  

The unimodal distributions are frequently used in the theorical statistical studies. But in applied statistics, there are many situations in which the unimodal distributions can not be fitted to the data. For example, the distribution of the data outside the control zone in quality control or outlier observations in linear models and time series may require to be a bimodal. These situations, oc...

Journal: :Journal of nanoscience and nanotechnology 2006
O Al-Hanbali K J Rutt D K Sarker A C Hunter S M Moghimi

Adsorption of poloxamine 908, a tetrafunctional polyethylene oxide (PEO)-polypropylene oxide ethylenediamine block copolymer, onto the surface of monodispersed polystyrene nanoparticles (232 +/- 0.33 nm) follows a bimodal pattern. Initially, the isotherm follows a Langmuir profile with a plateau observable over a very narrow equilibrium poloxamine concentration (0.0018-0.0031 mM). The isotherm ...

Journal: :Academic Medicine 1996

Journal: :iranian journal of radiation research 0
s.m.j. mortazavi department of medical physics and medical engineering, and the center for research in radiation sciences (crrs), shiraz university of medical sciences, shiraz, iran m. kardan nuclear science and technology research institute, tehran, iran s. sina department of nuclear engineering, school of mechanical engineering, shiraz university, shiraz, iran h. baharvand department of polymer chemistry, iran polymer institute, tehran, iran n. sharafi department of radiology, school of paramedical sciences, shiraz university of medical sciences, shiraz, iran

background: polyethylene composites including boron can be used as an effective neutron shield. our investigation focuses on manufacturing borated polyethylene nano-composite. the purpose of this study is to design a radiation shield for use in both neutron and gamma fields. materials and methods: borated polyethylene shields containing 2%, and 5% weight percentage of boron nano-particles were ...

Journal: :Audiology & neuro-otology 2010
Mansze Mok Karyn L Galvin Richard C Dowell Colette M McKay

The aims of the present study are to investigate: (1) the effect of using a hearing aid (HA) or a second cochlear implant (2nd CI) on speech recognition in noise for children; (2) the ability to perceive phoneme groups of different frequencies when using a CI and an HA in opposite ears (bimodal fitting) and when using a CI in each ear (bilateral implant fitting), and (3) the relationship betwee...

Journal: :Applied Optics 1986

Journal: :Revista Colombiana de Estadística 2017

خدادوستان, نوشین, شهبازی, فرهاد, ملکوتی‌خواه, طاهره,

In this work, we study the Kuramoto model on scale-free, random and small-world networks with bimodal intrinsic frequency distributions. We consider two models: in one of them, the coupling constant of the ith oscillator is independent of the number of oscillators with which the oscillator interacts, and in the other one the coupling constant is renormalized with the number of oscillators with ...

2017
Bettina Horlach Paul Drews Ingrid Schirmer Tilo Böhmann

In the age of digital business transformation, enterprises seek to increase their agility and speed of IT delivery. To accomplish this, they change their existing control-driven IT organizational structures and processes and establish separate modes for business-oriented and traditional IT delivery (“bimodal IT”). Though the concept of bimodal IT has been discussed in practice, empirical resear...

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