نتایج جستجو برای: zaringol stream

تعداد نتایج: 57939  

Elham Sirjani Majid Mahmoodabadi

Soil detachment is known as an important process in soil erosion and its quantification is necessary to establish a basic understanding of erosion. This study was carried out to find the best flow erosivity indicator(s) for predicting detachment rate at low slopes. For this purpose, 12 experiments including 6 flow discharges (75, 100, 125, 150, 175 and 200 ml/s) and 2 slope gradients (1.5 and 2...

Journal: :IACR Cryptology ePrint Archive 2008
Prasanth Kumar Thandra S. A. V. Satya Murty R. Balasubramanian

Synchronous stream cipher HENKOS is proposed by Marius Oliver Gheorghit to eprint for analyzing the algorithm by cryptologic community. At the first look of HENKOS, it can be observed that a 256 byte secret key is an undesirable quality of the algorithm. Also, the algorithm is not efficient in case of streaming data that has to encrypt instantaneously, this is because the algorithm generates a ...

Journal: :Intell. Data Anal. 2009
Pari Delir Haghighi Arkady B. Zaslavsky Shonali Krishnaswamy Mohamed Medhat Gaber Seng Wai Loke

In resource-constrained devices, adaptation of data stream processing to variations of data rates and availability of resources is crucial for consistency and continuity of running applications. However, to enhance and maximize the benefits of adaptation, there is a need to go beyond mere computational and device capabilities to encompass the full spectrum of contextawareness. This paper presen...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2011
sepideh akhbarifar mansour shirvani sorood zahedi mohammad reza zahiri yousef shamsaii

in this paper a new process is presented for improving efficiency of cyclone de-dusting systems. the cyclone is coupled with a specially designed cylindrical chamber which includes a rotating tube inside it with air impinging nuzzles, drilled on the peripheral surface of the tube. the nuzzles help in pushing and throwing the particles to the outer radius distances during downward flow of dust i...

Journal: :international journal of environmental research 0
j.h. kim department of biological science, college of bioscience and biotechnology, chungnam national university, daejeon 305-764, south korea h.m. oh environmental biotechnology research center, korea research institute of bioscience & biotechnology, daejeon 305-806, south korea i.s. kim institute of environmentally-friendly agriculture, college of agriculture and life sciences, chonnam national university, gwangju 500-757, south korea b.j. lim yeongsan river water research center, gwangju 500-480, south korea k.g. an department of biological science, college of bioscience and biotechnology, chungnam national university, daejeon 305-764, south korea

the objective of this study was to diagnose integrative ecological health of an urban stream,which is located in the asian temperate region. the research approach was primarily based on the index ofbiological integrity (ibi) using fish assemblage and a qualitative habitat evaluation index (qhei). and these indexes were compared with long-term conventional chemical dataset during 1996-2005. for ...

Ali Muhammad Amina Zuberi, Shamim Akhtar Zahid Majeed, Zainab Ajab

Skeletal deformities seriously relegate the biological performance of fish. The frequency of occurrence of different types of meristic variations and skeletal deformities were shown in population of Mahseer fish, Tor putitora, in two main reservoirs; Korang stream, Islamabad and Dhobi Ghat stream, Hassan Abdal. Total of ninety-five fishes were caught randomly, forty-five from the unpolluted Kor...

Journal: :محیط شناسی 0
رشید سعید آبادی استادیار آب و هواشناسی، گروه جغرافیا، دانشگاه ارومیه شعیب آب خرابات دانشجوی دکتری آب و هواشناسی، دانشکدة جغرافیا و برنامه ریزی، دانشگاه تبریز محمد سعید نجفی دانشجوی دکتری آب و هواشناسی، دانشکدة جغرافیا و برنامه ریزی، دانشگاه تبریز

introductionmany aspect strongly influence regional climate includes localized surface processes, large-scale patterns, especially mid and upper level tropospheric circulation and many factors control precipitation in the west of iran includes location of emigrate westerly winds systems, jet streams location, humidity flux and topography. upper tropospheric jet stream constitutes a significant ...

Journal: Desert 2007
A. Esmaeili Nameghi A. Hassanli, M. Soufi

Abstract Spacing between check dams depends on the stream bed slope, effective height of check dams and slope of deposited sediments behind the check dams. The slope of deposited sediments is more important than the other two factors because of complications in the way of its occurrence and its measurement after several years of dam construction. This research presents the effective factors a...

ژورنال: علوم آب و خاک 2011
حسین صدقی, , محمود شفاعی بجستان, , مهدی کرمی مقدم, ,

In diversion flows, a portion of stream flow which enters the intake is diverted from upstream of the intake denoted by a surface and is called dividing stream surface (DSS). The amount of flow and sediment discharge entering the intake as well as design of submerged vanes to control sediment depends on determination of dividing stream width. In this study, the experimental tests were carried o...

Farzaneh Azimi Reza Talaei Seyed Ahmad Hosseini

An erosion hazard index methodology (EHIM) was developed for assessing stream erosion. The index of stream erosion is designed as a management tool. Assessing stream erosion involves consideration of a range of aspects of streams and a value judgment about a desirable state. The assessment of the erosion indicators of streams was based on a state-wide assessment of physical stream condition. A ...

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