نتایج جستجو برای: snow gauges

تعداد نتایج: 21065  

Journal: :IEEE Trans. Geoscience and Remote Sensing 2000
James L. Foster J. S. Barton Alfred T. C. Chang Dorothy K. Hall

Question: In the microwave portion of the electromagnetic spectrum, does it make a difference in terms of how much energy is scattered by snow crystals, whether or not they have a particular orientation in regards to each other? Put in another way, in calculating the amount of energy that is transferred from the ground, through the snowpack, can it be assumed that all of the crystals in a snowp...

ابدام, سمیه, تقی‌زاده مهرجردی, روح الله, فتح‌زاده, علی, محجوبی, جواد,

Although a small portion of the Earth's surface is covered by the mountains, but it has a large impact on watershed hydrological perspective Because of the water crisis in arid and semi-arid regions of Iran, monitoring of the amount of snow in these areas is very important. Usually, access to the spatial distribution of snow water equivalent is limited to small scale using sampled data. However...

2001
P. Suranyi

Smeared Abelian and center gauges are introduced in pure non-Abelian lattice gauge theories. Popular Abelian and center gauges are limits of smeared gauges. Smeared gauges are also shown to be equivalent to Higgs theories. As a result, distributions and interactions of monopoles and vortices, which are objects responsible for confinement in pure gauge theories, can be studied by investigating c...

2008

Three sight-type level sensors are glass gauges, displacers, and tape floats. Glass gauges are the most widely used instruments for measuring process tank level. Two types of level glass gauges measure liquid level in process tanks: tubular and flat gauges. The tubular type works on the same principle as a manometer. As the liquid level in an open tank rises or falls, the liquid in the glass tu...

Journal: :Hydrological Sciences Journal-journal Des Sciences Hydrologiques 2022

This paper presents an evaluation of the parameter sensitivity a process-based model at global scale using large-sample data. The analysis was carried out HYdrological Prediction Environment (HYPE) model, for which soil and snow parameters were evaluated 187 river flow gauges spread worldwide. As result, 6 12 7 10 found to be sensitive. Taking advantage dataset, additional used investigate link...

Journal: :Stochastic Environmental Research and Risk Assessment 2021

The present study explored the changes in monthly streamflow Hindukush–Karakoram–Himalaya (HKH) region within Pakistan using recently developed trend analysis method known as innovative polygon (IPTA). data of 34 gauging stations installed HKH was analyzed, and Pettitt test applied to check homogeneity time series. entire area divided into 13 sub-basins, then each sub-basin were IPTA method. hi...

2008
Masako Asano Mitsuhiro Kato

A general class of gauges for open string field theory, for which the gauge fixing condition is given by linear equations with respect to string field, is investigated in detail. This class of gauges includes almost all known ones like Siegel gauge and its various extensions such as a-gauges proposed by the present authors as well as Schnabl gauge and linear b-gauges. A general form of propagat...

حقی زاده, علی, زینی وند, حسین, میر یعقوب زاده, میر حسن, کریمی, حمید,

Given the importance of snow, it seems necessary to predict its resultant runoff for optimized usage. In addition, due to snowbound regions cloudiness in winter season, the notice of snow cover area (SCA) using satellite images is difficult. Hence, to help better water resources managing in mountainous areas using supplementary methods for simulating the SCA is necessary. As a case study, Horo-...

2000
A. Misra

The axial-gauge boson propagator contains 1/(η · k) p-type singularities. These singualarities have generally been treated by inventing prescriptions for them. We propose an alternative procedere for treating these singularities in the path-integral formalism using the known way of treating the 1/k 2n-type singularities in Lorentz-type gauges. For this purpose we use a finite field-dependent BR...

Journal: :Nature 1967

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