Results 21 to 30 of about 3,498 (154)

Substitution of Factors in the Cost Function of the Chemical Industry

open access: yesبرنامه‌ریزی و بودجه, 2021
The chemical industry has one of the largest production value chains, and the products of these industries are widely used as intermediate goods in other industries.
Mansour Asgari   +2 more
doaj  

Viscoelastic Analysis of the Damping Asphalt Mixtures (DAMs) Made with a High Content of Asphalt Rubber (AR)

open access: yesAdvances in Civil Engineering, Volume 2020, Issue 1, 2020., 2020
Damping asphalt mixtures (DAMs) have been developed to resist vibration and noise caused by traffic loads, and the ultimate design goal in this process is to increase damping. However, while optimizing its damping characteristics, the viscoelastic properties are not yet clear.
Jiandong Huang   +2 more
wiley   +1 more source

Kinerja Campuran Beraspal Hangat Laston Lapis Pengikat (AC-BC) dengan Reclaimed Asphalt Pavement (RAP)

open access: yesJurnal Teknik Sipil, 2015
This paper presents the results of laboratory study of AC-BC asphalt mixture reusing reclaimed asphalt pavement (RAP) by warm mix method. 30% of RAP is combined with new aggregate in the mixture.
Indra Maha   +3 more
doaj   +3 more sources

Effect of anti-icing chemicals on stripping of asphalt concrete mixtures for airport runway wearing courses [PDF]

open access: yes, 2013
As part of a wider research project for the study and development of a system for the prediction, monitoring and management of meteorological winter emergencies in airports (Airport Weather Information System, AWIS), the experimental investigation ...
Alatyppö V.   +3 more
core   +1 more source

Investigation of the Relation between Adhesion and Water Sensitivity Test Results

open access: yesSlovak Journal of Civil Engineering, 2019
The relation between the results of adhesion and water sensitivity tests was investigated. The tests were performed according to the relevant European standards.
Komačka Jozef, Remišová Eva
doaj   +1 more source

Innovative Technology Summary Report (ITSR) [PDF]

open access: yes, 1999
This section summarizes the demonstration of an Infrared-based Non-Intrusive Liquid Level Detection Technology (NLLDT) at the 221-U Facility located within the Hanford site. This demonstration was conducted by Infrared, Inc. of Reno Nevada in conjunction with Bechtel Hanford Inc. (Environmental Restoration Contractor) and DOE Engineers.
openaire   +2 more sources

Effect of cystamine on sperm and antioxidant parameters of ram semen stored at 4 °C for 50 hours [PDF]

open access: yes, 2021
Physical and chemical changes caused by oxidative stress in the spermatozoa membrane can reduce spermatozoa function and even lead to death. Cystamine (NH2-CH2-CH2-SH, β-mercaptoethylamine) is a natural substance that modulates the endocrine and ...
A., Turki Jali   +9 more
core   +1 more source

Intra-industry Trade between Iran and Regional Blocs [PDF]

open access: yesپژوهشهای اقتصادی, 2014
In this paper, we analyze the determinants of Intra-Industry trade (IIT) between Iran and her trading partners, i.e. European :union:, ECO, GCC and ASEAN countries using dynamic panel data and GMM during 1997-2009.
amirreza soori, Ahmad Tashkini
doaj  

Effects of Additive Materials on Indirect Tensile Strength and Moisture Sensitivity of Recycled Asphalt Pavement (RAP)

open access: yesKurdistan Journal of Applied Research, 2019
Using reclaimed asphalt pavement with additives as part of new road construction has economic and environmental advantages. As an attempt to preserve aggregate resources and save money, and knowing the effects of the selected additive materials, this ...
Soz Mohammed Ebrahim, Hardy Kamal Karim
doaj   +1 more source

The Effects of Trade Liberalization on Import Demand: A Panel Data Study [PDF]

open access: yesفصلنامه پژوهش‌های اقتصادی ایران, 2006
This paper analyses the impact of reduction of tariff and non-tariff barriers on the imports of selected developing countries, utilizing dynamic panel data technique.
Reza Mohseni
doaj  

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