نتایج جستجو برای: high temperature

تعداد نتایج: 2382321  

Akbar Hossain, J.A. Teixeira da Silva M. Saifuzzaman M.A.Z. Sarker M.M. Akhter M.V. Lozovskaya

Eight spring wheat cultivars were evaluated under three heat stress conditions (early, late and very late) in order to identify suitable cultivars to develop heattolerant genotypes resistant to future global warming. Results from the study indicate that stress did not negatively affect flag leaf area in ‘Prodip’ and ‘Sufi’, flag leaf dry matter partitioning in ‘Prodip’, ‘BARI Gom-26’ and ‘S...

H. Hamzehzarghan V. Rafiei Z. Banihashemi

ABSTRACT- The effects of inoculum density and temperature on the disease intensity of Phytophthoraparsiana on almond seedlings were investigated. Almond seeds (Rabie and Kaghazi cultivars) were placed in moist vermiculite at 4°C for 45 days. Germinated seeds were sown in a soil: sand mixture (2:1 v/v) and grown in greenhouse (18°C-25°C). One-month-old seedlings were transferred from the greenho...

This study investigated the effects of high temperature exposure on the compressive, tensile, and flexural strengths of concrete containing glass fiber. A total of 108 cubic specimens (150 mm × 150 mm × 150 mm), cylindrical specimens (300 mm × 150 mm), and prismatic specimens (500 mm × 150 mm × 150 mm) were prepared for compressive, tensile, and flexural strength testing, respectively. The spec...

As worldwide demand of hydrocarbon is growing fast, the oil and gas companies have been forced to explore reservoirs with more hostile conditions, such as high-pressure, high-temperature conditions. Improved technology, material selection and testing procedures are required to overcome the common problems in these conditions. One of the main phases of well construction is cementing job. Appropr...

Journal: :International Journal of Materials, Mechanics and Manufacturing 2015

Journal: :Acta Crystallographica Section A Foundations of Crystallography 2005

Journal: :Journal of the Air Pollution Control Association 1979

Journal: :IOP conference series 2023

Abstract This study presents the results of a new resin survey for potting high voltage electronics. The main objective consists in improving European manufacturing capability (>6 kV) and temperature applications (maximum temperature: 180°C). targeted improvements include enhanced thermal stability insulation properties adhesive target lifetime 15 years. In addition, specific attention has b...

2014
Hyeong Jae Lee Shujun Zhang Yoseph Bar-Cohen Stewart Sherrit

Piezoelectric composites are a class of functional materials consisting of piezoelectric active materials and non-piezoelectric passive polymers, mechanically attached together to form different connectivities. These composites have several advantages compared to conventional piezoelectric ceramics and polymers, including improved electromechanical properties, mechanical flexibility and the abi...

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