نتایج جستجو برای: dw

تعداد نتایج: 5506  

2010
Arzhang Angoshtari Arash Yavari

Using the method of anharmonic lattice statics, we calculate the equilibrium structure of steps on 180° ferroelectric domain walls DWs in PbTiO3. We consider three different types of steps: i Ti–Ti step that joins a Ti-centered DW to a Ti-centered DW, ii Pb–Pb step that joins a Pb-centered DW to a Pb-centered DW, and iii Pb–Ti step that joins a Pb-centered DW to a Ti-centered DW. We show that a...

2014
Ali Ghasemzadeh Hawa Z. E. Jaafar Asmah Rahmat Thiyagu Devarajan

In this study, we investigated some bioactive compounds and pharmaceutical qualities of curry leaf (Murraya koenigii L.) extracts from three different locations in Malaysia. The highest TF and total phenolic (TP) contents were observed in the extracts from Kelantan (3.771 and 14.371 mg/g DW), followed by Selangor (3.146 and 12.272 mg/g DW) and Johor (2.801 and 12.02 mg/g DW), respectively. High...

Journal: :AJNR. American journal of neuroradiology 2004
Jessica E Simon Diana K Czechowsky Michael D Hill Ashley D Harris Alastair M Buchan Richard Frayne

BACKGROUND AND PURPOSE Change in signal intensity due to acute ischemic stroke can be detected on diffusion-weighted (DW) images soon after symptom onset. Fluid-attenuated inversion recovery (FLAIR) DW imaging suppresses signal intensity from water and has been suggested to be better than conventional DW imaging as a diagnostic imaging technique in acute stroke. We compared the signal intensity...

2017
Ho Jin Kim Mi Jin Lee Min Hee Jeong Jang Eok Kim

A novel and simple method for detecting five glucosinolates (glucoalyssin, gluconapin, glucobrassicanapin, glucobrassicin, and 4-methoxyglucobrassicin) in kimchi was developed using liquid chromatography-electrospray tandem mass spectrometry (LC-MS/MS). The chromatographic peaks of the five glucosinolates were successfully identified by comparing their retention times, mass spectra. The mobile ...

Journal: :Archives of environmental contamination and toxicology 2008
B A Rattner N H Golden P C Toschik P C McGowan T W Custer

In 2000, 2001, and 2002, blood and feather samples were collected from 40-45-day-old nestling ospreys (Pandion haliaetus) from Chesapeake Bay and Delaware Bay and River. Concentrations of 18 metals, metalloids, and other elements were determined in these samples by inductively coupled plasma-mass spectroscopy, and Hg concentrations were measured by cold vapor atomic absorption spectroscopy. Whe...

2012
Walid Elfalleh Hédia Hannachi Nizar Tlili Yassine Yahia Nizar Nasri Ali Ferchichi

Pomegranate (Punica granatum L.) is a nutrient dense food rich in beneficial phytochemicals. The aim of this study is to investigate and to determine antioxidant contents from local and highly consumed pomegranate variety called ‘Gabsi’. Peels, seeds, leaves and flowers were used to quantify total polyphenols, flavonoids, anthocyanins and hydrolysable tannins. Antioxidants contents were as foll...

2012
Arcady Zhukov Juan Maria Blanco Mihail Ipatov Alexander Chizhik Valentina Zhukova

We studied the effect of magnetoelastic anisotropy on domain wall (DW) dynamics and remagnetization process of magnetically bistable Fe-Co-rich microwires with metallic nucleus diameters (from 1.4 to 22 μm). We manipulated the magnetoelastic anisotropy applying the tensile stresses and changing the magnetostriction constant and strength of the internal stresses. Microwires of the same compositi...

Journal: :Electr. J. Comb. 2013
Bart De Bruyn

The hyperplanes of the symplectic dual polar space DW (5, q) arising from embedding, the so-called classical hyperplanes of DW (5, q), have been determined earlier in the literature. In the present paper, we classify non-classical hyperplanes of DW (5, q). If q is even, then we prove that every such hyperplane is the extension of a non-classical ovoid of a quad of DW (5, q). If q is odd, then w...

Journal: :European journal of ageing 2012
Eva-Marie Kessler Catherine E Bowen Marion Baer Lutz Froelich Hans-Werner Wahl

According to recent surveys, dementia worry (DW) is a widespread phenomenon in mid-life and old age, at least in Western populations. DW has been shown to be only loosely related to sociodemographic factors. Unfortunately, the concept of DW has found only very little conceptual and empirical attention in previous research. In this conceptual review, we take (mostly) a psychological approach to ...

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