نتایج جستجو برای: laboratory compaction

تعداد نتایج: 289742  

1990
Jingsheng Cong D. F. Wong

In this paper, we present several powerful techniques which allow us to generate efficiently channel routing solutions which are beneficial to further compaction. Our techniques can be applied to straight track compaction as well as to contour routing compaction, and produce very encouraging results. In particular, for Deutsch’s Difficult Example, we obtained a straight track routing solution w...

Journal: :IET Computers & Digital Techniques 2007
Aiman H. El-Maleh S. Saqib Khursheed

Test compaction is an effective technique for reducing test data volume and test application time. In this paper, we present a new static test compaction algorithm based on test vector decomposition and clustering. Test vectors are decomposed and clustered in an increasing order of faults detection count. This clustering order gives more degree of freedom and results in better compaction. Exper...

Journal: :E3S web of conferences 2023

Dune sands occupy large parts of Iraq, posing significant challenges for infrastructure building. Geotechnical research and stabilization dune soils are necessary to determine the engineering features these as a foundation material in consideration global growth construction activities, especially Iraq. The compressibility collapsibility key soil design works, which must be carefully analyzed. ...

Abdolghaium Ghiami Farshid Ghaderifar Hamid Reza Asgari Zahra Saeedifar,

Soil compaction has become a widespread problem in the world and is one of the factors involved in land degradation and declining crop yields, especially in the arid and semi-arid agriculture. The purpose of this study was to investigate the effects of subsoil compaction on morphological, physiological and agronomic aspects of wheat .The research was carried out in the experimental farms of Anb...

Fallah, Niloofar, Mousavi, Elnaz, Nazifi, Maryam, Nosrati, Alireza,

Introduction The most common approach for obturation of roots, which are treated endodontically, is lateral condensation. Finger spreaders have an essential role in packing the gutta-percha cones. We carried out this research to compare the compaction index of root canal obturation obtained with stainless steel (SS) spreader, nickel-titanium (NiTi) spreader, and different gutta-percha tapers. ...

ژورنال: مسکن و محیط روستا 2020
Dormohamadi, Mansoure, Fotuhi Ardakani, Mohsen, Rahimnia, Reza,

Iran is one of the oldest countries in the world benefiting from adobe-based architecture; a method which has long been forgotten in the contemporary architecture of country. Considering the important role of Earth Blocks such as adobe in the world’s contemporary architecture and the wealth of Iranian adobe-based monuments, it is necessary to continue contemplating on ways to optimize adobe to ...

Journal: :Nucleation and Atmospheric Aerosols 2023

The article presents a new technique to determine the optimal parameters of operating mode vibrating platform with modulated multi-parameter oscillations in technology compaction heavy and light concrete mixtures, based on intensity vibration exposure. Here is also design diagram laboratory equipment, designed generate multi-parametric. Scientifically substantiated conclusions are given about p...

Journal: :جنگل و فرآورده های چوب 0
مقداد جورغلامی دانشکده منابع طبیعی دانشگاه تهران، دکترای جنگلداری آزاده خرمی زاده دانشگاه تهران شکوه سلطانپور گروه جنگلداری و اقتصاد جنگل، دانشکده منابع طبیعی، دانشگاه تهران

the use of heavy machinery in forestry operations such as logging has increased worldwide during the last decades. however, these machines may seriously influence the soil ecosystem as they induce rutting, disturbing the upper soil layers, and soil compaction. severe compaction of soil adversely affects the growth of plants.this study was done by using a penetration resistance experiment in a g...

2015
Sagar Satpathi Abhigyan Sengupta V. M. Hridya Krishna Gavvala Raj Kumar Koninti Bibhisan Roy Partha Hazra

Mechanistic details of DNA compaction is essential blue print for gene regulation in living organisms.Many in vitro studies have been implemented using several compaction agents. However, these compacting agents may have some kinds of cytotoxic effects to the cells. To minimize this aspect, several research works had been performed, but people have never focused green solvent, i.e. room tempera...

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