نتایج جستجو برای: 1d
تعداد نتایج: 21549 فیلتر نتایج به سال:
Grid cells, defined by their striking periodic spatial responses in open 2D arenas, appear to respond differently on 1D tracks: the multiple response fields are not periodically arranged, peak amplitudes vary across fields, and the mean spacing between fields is larger than in 2D environments. We ask whether such 1D responses are consistent with the system's 2D dynamics. Combining analytical an...
One-dimensional (1D) boron nanostructures are very potential for nanoscale electronic devices since their physical properties including electric transport and field emission have been found very promising as compared to other well-developed 1D nanomaterials. In this article, we review the current progress that has been made on 1D boron nanostructures in terms of theoretical prediction, syntheti...
برای دستیابی به افزایش عملکرد، شناخت عمیق عوامل محیطی جهت حفظ یا افزایش بهره دهی و پایداری سیستمهای کشاورزی ضرروی است و این مهم عملی نخواهد شد مگر آنکه سیستم پیچیده گیاه و نوع پاسخگوئی آن به نهاده ها و شرایط محیطی تا اندازه زیادی شناخته شود. از روشهای نوین کشاورزی که در امر تحقیق، مدیریت، بهینه کردن بهره وری، شناخت کامل سیستم و تدوین یک استاندارد دقیق برای آن بسیار مؤثر است، بهره گیری از مدل ...
برای دستیابی به افزایش عملکرد، شناخت عمیق عوامل محیطی جهت حفظ یا افزایش بهره دهی و پایداری سیستمهای کشاورزی ضرروی است و این مهم عملی نخواهد شد مگر آنکه سیستم پیچیده گیاه و نوع پاسخگوئی آن به نهاده ها و شرایط محیطی تا اندازه زیادی شناخته شود. از روشهای نوین کشاورزی که در امر تحقیق، مدیریت، بهینه کردن بهره وری، شناخت کامل سیستم و تدوین یک استاندارد دقیق برای آن بسیار مؤثر است، بهره گیری از مدل ...
ABSTRACT-Application of models for simulation of solute and pollutants transport in soil can reduce time and costs for remediation process. HYDRUS-1D model was developed to simulate the one–dimensional flow of soil water, heat, solute and viruses in variably saturated–unsaturated porous media. The objective of this investigation is to determine the solute transport parameters in disturbed soil ...
To findnovel cytoplasmic binding partners of the 1D-adrenergic receptor (AR), a yeast two-hybrid screen using the 1D-ARC terminus as bait was performed on a human brain cDNA library. -Syntrophin, a protein containing one PDZ domain and two pleckstrin homology domains, was isolated in this screen as an 1D-AR-interacting protein. -Syntrophin specifically recognized theC terminus of 1Dbut not 1Aor...
Starting from the three-dimensional Gross-Pitaevskii equation (3D GPE) we derive a 1D generalized nonpolynomial Schrödinger equation (1D g-NPSE) which describes the dynamics of Bose-Einstein condensates under the action of a generic potential in the longitudinal axial direction and of an anisotropic harmonic potential in the transverse radial direction. This equation reduces to the familiar 1D ...
This study of the effects of local geological conditions on seismic ground motion uses 1D amplification as a reference point and examines, via simple theoretical and more realistic numerical examples and observations, how 2D and 3D conditions differ from 1D estimations. Because 1D simulations cannot model basin and edge effects, 1D response tends, in general, to exhibit lower peaks and be of sh...
The application of one-dimensional (1D) V2O5·nH2O nanostructures as pH sensing material was evaluated. 1D V2O5·nH2O nanostructures were obtained by a hydrothermal method with systematic control of morphology forming different nanostructures: nanoribbons, nanowires and nanorods. Deposited onto Au-covered substrates, 1D V2O5·nH2O nanostructures were employed as gate material in pH sensors based o...
One-dimensional (1D) kinematic, force, and EMG trajectories are often analyzed using zero-dimensional (0D) metrics like local extrema. Recently whole-trajectory 1D methods have emerged in the literature as alternatives. Since 0D and 1D methods can yield qualitatively different results, the two approaches may appear to be theoretically distinct. The purposes of this paper were (a) to clarify tha...
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