نتایج جستجو برای: sinuosity

تعداد نتایج: 262  

2018
Roger Cammaerts

The previously most used analgesic, paracetamol, was found to have adverse effects, and nowadays, ibuprofen is often preferentially used. Here we examined the potential adverse effects of ibuprofen exactly as we examined those of paracetamol. We found that ibuprofen decreased the ants’ food consumption, speed of locomotion (and increased their sinuosity), orientation and trail following ability...

2007
Nadine G. Barlow

Introduction: Our group has conducted a number of studies investigating the characteristics of martian impact craters. Many of these studies have provided insights into the normal characteristics of martian impact craters, such as their ejecta extents, ratio of central pit diameters to crater diameters, and the distributions of specific ejecta and interior morphologies. Other characteristics ar...

2017
Jonathan P. Allen Christopher R. Fielding

The Late Permian Betts Creek Beds form a succession of coal-bearing alluvial-coastal plain sediments in a basin marginal setting within the northeastern Galilee Basin, Queensland, Australia. The unit is ~ 50–60 m in thickness at Porcupine Creek National Park where outcrop is laterally continuous for several kilometers. Eight facies have been identified within the formation and can be grouped in...

2015
Michael Alvard David Carlson Ethan McGaffey

Foragers must often travel from a central place to exploit aggregations of prey. These patches can be identified behaviorally when a forager shifts from travel to area restricted search, identified by a decrease in speed and an increase in sinuosity of movement. Faster, more directed movement is associated with travel. Differentiating foraging behavior at patches from travel to patches is impor...

2017
Ali Fadaie Kermani Reza Derakhshani Shahram Shafiei Bafti

Morphotectonic indices by representing the longer period of time than recorded earthquake data, are useful in evaluating the tectonic activity of a region. Dashtkhak area is located in Kerman province of Iran, where one of the most active faults, Kouhbanan strike slip fault, passes through. This data article provides a precise level data on mountain fronts and valleys of Dashtkhak region that i...

Journal: :Proc. Meetings on Acoustics 2016
Bo Zhang Jiang Zhu

Porous metallic material has become a kind of typical multifunctional material with the quick development of advanced manufacturing and forming process technologies in past years. At present, it has also been a structural function material with the characteristics of ultra-light weight, high specific strength and rigidity. As a sound absorbing material in noise control engineering, the acoustic...

2007
Olivier S. Barnouin-Jha Peter H. Schultz

As an ejecta curtain advances through an atmosphere, it creates a vortex ring. By analogy with smoke rings, the curtain-driven vortex ring develops instabilities that result in waves. The number of these waves depends upon the aspect ratio of the vortex ring (i.e., the ratio of the core vortex radius to the vortex radius) and the Reynolds number (or strength) of the flow in the vortex ring. In ...

2016
Anna G. N. Meissner Meghan K. Carr Iain D. Phillips

Modern river ecosystems undergo constant stress from disturbances such as bank stabilization, channelization, dams, and municipal, agricultural, and industrial water use. As these anthropogenic water requirements persist, more efficient methods of characterizing river reaches are essential. Benthic macroinvertebrates are helpful when evaluating fluvial health, because they are often the first g...

2015
Xiaojun Deng Youpeng Xu Longfei Han Guang Li Yuefeng Wang Ataur Rahman

River systems are valuable to human beings; meanwhile, they are intensively influenced by human activities, especially urbanization. In this study, based on the data derived from topographic maps and remote sensing images, the temporal and spatial change of river system geomorphology in the Taihu Region over the past 50 years was investigated in conjunction with urbanization. Results demonstrat...

Journal: :Hydrology 2022

The flux of water through the hyporheic zone (HZ) is controlled by stream bedforms, sinuosity, surface velocity, local table, seasonality, and hydraulic conductivity (K) bed material. Dependent on both kinematic viscosity density water, K values are a function temperature. In most studies, changes in temperature have been neglected because limited effect either or has values. However, these var...

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