نتایج جستجو برای: turbulence promoters

تعداد نتایج: 60783  

Journal: :Carcinogenesis; a comprehensive survey 1982

Imagine that you get such certain awesome experience and knowledge by only reading a book. How can? It seems to be greater when a book can be the best thing to discover. Books now will appear in printed and soft file collection. One of them is this book cocarcinogenesis and biological effects of tumor promoters. It is so usual with the printed books. However, many people sometimes have no space...

Journal: :journal of hydraulic structures 2013
somayeh soltani gerdefaramarzi hossein afzalimehr yee-meng chiew mohsen ghasemi

the effect of a combined system of the bed suction and jet injection as a pier-scour countermeasure on the turbulent flow field is studied in a laboratory flume using an acoustic doppler velocimeter (adv). the three components of the velocities in the vertical symmetry plane in the equilibrium scour hole in front and rear of the pier under 3-jet injections and bed suction rate qs/q0 = 2%located...

Journal: :Environmental Health Perspectives 1999
J E Trosko

Comments on Tennant's article: What is a tumor promoter? [Editorial]. Environ Health Perspect 107:A390-A391 (1999).

In this research, the effect of micro turbulence on the flotation rate of quartz particles was investigated. The maximum particle Reynolds number (Rep) was obtained at 60.25 with a particle size of -500+420 µm, impeller speed of 900 rpm, bubble surface area flux of 10.21 1/s and micro scale turbulence size of 162 µm. When the micro turbulence size was equal to the particle size, ...

Journal: :IEEE Access 2023

Promoters are important regulatory elements in the genome that control gene expression, and their abnormalities have been linked to various diseases. With development of high-throughput sequencing techniques, there is a need for computational methods identify promoters large amounts DNA sequence data. However, many existing rely on single feature representation approach, which can potentially l...

Journal: :پژوهش فیزیک ایران 0
جهانشاه داوودی j. davoudi شاهین روحانی s. rouhani

0

2012
E. Gil P. Laguna J. P. Martínez L. Sörnmo

In this paper we assessed the possibility of using the pulse rate (PR) extracted from the photoplethysmographic signal for turbulence detection as an alternative to the heart rate (HR). The study is based on analysis of the rhythm changes observed during 4131 ventricular premature beats of 27 subjects. Classical features for turbulence analysis, turbulence onset and turbulence slope were estima...

2009
Jungyeon Cho

We present numerical simulations of electron magnetohydrodynamic (EMHD) and electron reduced MHD (ERMHD) turbulence. Comparing scaling relations, we find that both EMHD and ERMHD turbulence show similar spectra and anisotropy. We develop new techniques to study anisotropy of EMHD turbulence. Our detailed study of anisotropy of EMHD turbulence supports our earlier result of k‖ ∝ k ⊥ scaling, whe...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2003
Victor S L'vov Rubén A Pasmanter Anna Pomyalov Itamar Procaccia

The weak version of universality in turbulence refers to the independence of the scaling exponents of the nth order structure functions from the statistics of the forcing. The strong version includes universality of the coefficients of the structure functions in the isotropic sector, once normalized by the mean energy flux. We demonstrate that shell models of turbulence exhibit strong universal...

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