نتایج جستجو برای: cross polar pattern

تعداد نتایج: 863373  

Journal: :IEEE Transactions on Antennas and Propagation 2022

Babaeian and Karmakar present a technique for designing resonant scatterers that display cross-polarization reflection remains consistent (i.e., non-zero) regardless of the orientation target. The authors claim this property can be obtained simply by duplicating, rotating, arranging position unit cell. We will show in comment all design techniques presented Section III lead to multiple cancella...

2007
A. M. Baryshev B. D. Jackson G. de Lange S. V. Shitov N. Iosad J. R. Gao T. M. Klapwijk

The performance of quasi-optical (QO) SIS mixers designed for operation around 1 THz is evaluated. Mixers incorporating Si elliptical lens with either double slot-line or double dipole antennas with back reflectors have been fabricated and measured. Nb/AlAlOx/Nb superconductor-insulator-superconductor (SIS) tunnel junctions are integrated with a NbTiN-SiO2-Al microstrip circuit to tune out the ...

Journal: :The Journal of biological chemistry 1986
M W Washabaugh K D Collins

We have systematically characterized, by aqueous column chromatography on a size exclusion cross-linked dextran gel (Sephadex G-10), 12 solutes, 11 of which are known to affect protein stability. Six are chaotropes (water structure breakers) and destabilize proteins, while five are polar kosmotropes (polar water structure makers) and stabilize proteins. Analysis of the chromatographic behavior ...

Journal: :Journal of Atmospheric and Solar-Terrestrial Physics 2021

We investigated the average polar patterns of ionospheric electron density and corresponding scaling features as a function interplanetary magnetic field orientation. The focus is on Northern Hemisphere using data recorded on-board ESA Swarm A satellite. first- second-order exponents have been evaluated by means qth-order structure functions. used measurements over period 15 months from April 1...

Journal: :Hypertension 1989
A Goto K Yamada M Ishii M Yoshioka T Ishiguro C Eguchi T Sugimoto

We were able to purify two distinct sodium pump inhibitors to homogeneity from human urine based on [3H]ouabain-displacing activity from intact human erythrocytes. The polar and less polar compounds were eluted off the C18 reverse-phase column with 18% and 31% acetonitrile, respectively. The polar compound cross-reacted very weakly with specific antidigoxin antibody and lacked a characteristic ...

2017
Ronald Bartzatt

Aims: To identify isosteres and bioisosteres suitable for substitution on the molecular scaffold of meclofenamic acid and tolfenamic acid. The compounds will be studied to determine drug-likeness and other properties. Study Design: Isosteres and bioisosteres were selected and emplaced on the scaffold of meclofenamic acid and tolfenamic acid to ascertain drug-likeness outcome. Drug candidates we...

2005
Shmuel Brody Naftali Tishby Beata Beigman Klebanov

ii Acknowledgements I would like to thank my adviser Prof. Tishby for his guidance and assistance in producing this work, and for his suggestions and positive input. I would also like to thank Beata Beigman Klebanov for her constant help and advice throughout this work, including (but definitely not limited to) the contribution of the parsed data used here. Also deserving of thanks are my famil...

Journal: :Space Weather-the International Journal of Research and Applications 2022

In this study, field-aligned currents (FACs) obtained from the Active Magnetosphere and Planetary Electrodynamics Response Experiment data set have been used to specify high-latitude electric potential in Global Ionosphere Thermosphere Model (GITM). The advantages challenges of FAC-driven simulation are investigated based on a series numerical experiments data-model comparisons for 2013 St Patr...

Journal: :Journal de Mathématiques Pures et Appliquées 2009

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