Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Ahmad Farrokhian"'
Publikováno v:
Analytical and Numerical Methods in Mining Engineering, Vol 12, Iss 33, Pp 35-41 (2022)
The seismic response of the smart layer is studied in this article based on mathematical modeling and numerical solution. The structure is modeled by sinusoidal shear deformation (SSDT) and the motion equations are derived by energy method and virtua
Externí odkaz:
https://doaj.org/article/78c34c5de1784113996a4411fe373f16
Publikováno v:
Hydrology Research, Vol 51, Iss 4, Pp 720-738 (2020)
Mitigating evaporative water loss from terrestrial surfaces is of central importance to water resources management in arid and semi-arid regions. This study was intended to experimentally address the effect of straw mulch layer on soil evaporation an
Externí odkaz:
https://doaj.org/article/593bdf80a7aa4353bed22a40d0826935
Publikováno v:
Muhandisī-i Bihdāsht-i Muḥīṭ, Vol 6, Iss 3, Pp 311-325 (2019)
Background and objectives: Zerovalent iron nanoparticles (ZVIN) had high potential for nitrate removal from aqueous solutions due to high surface area and reactivity of them. The aim of this study was nitrate removal from aqueous solutions using envi
Externí odkaz:
https://doaj.org/article/2c1a0edb35d34fb49b4b2103ed4501aa
Publikováno v:
Journal of Water and Environmental Nanotechnology, Vol 2, Iss 4, Pp 278-289 (2017)
Zero-valent iron particles at the nanoscale are proposed to be one of the important reductants of Cr(VI), transforming the same into nontoxic Cr(III). In this study zero valent iron nanoparticles(ZVINs) were synthesized and characterized for hexavale
Externí odkaz:
https://doaj.org/article/7cf3a718bda44249b676186dcecdf048
Publikováno v:
مجله آب و خاک, Vol 31, Iss 1, Pp 241-253 (2017)
Introduction Some methods of contaminated soils remediation reduces the mobile fraction of trace elements, which could contaminate groundwater or be taken up by soil organisms. Cadmium (Cd) as a heavy metal has received much attention in the past few
Externí odkaz:
https://doaj.org/article/eda27f1c6ffe4136917e80c76a128ae4
Publikováno v:
مجله آب و خاک, Vol 30, Iss 3, Pp 842-856 (2017)
Introduction: Nanoparticles due to their large specific area and reactivity recently have been used in several environmental remediation applications such as degradation of organic compounds and pesticides and adsorption of heavy metals and inorganic
Externí odkaz:
https://doaj.org/article/d1e734846a2f4c05b8b760e8f0892692
Publikováno v:
آب و فاضلاب, Vol 26, Iss 5, Pp 56-64 (2015)
The present study was conducted to evaluate the feasibility of zero-valent iron nanoparticles (ZVIN) for the removal of nitrate from aqueous solutions. For this purpose, bare zero-valent iron nanoparticles (bare-ZVIN) and CMC-ZVIN were synthesized us
Externí odkaz:
https://doaj.org/article/2a25216791824bc1b466981761c22887
Publikováno v:
آب و فاضلاب, Vol 25, Iss 2, Pp 68-76 (2014)
This research was conducted in experimental scale with the aim of investigation effect of polyacrylic acid-stabilized zero-valent iron nanoparticles (PAA-nZVI) on lead removal from aqueous solution. In this regards, NZVI was synthesized with polyacry
Externí odkaz:
https://doaj.org/article/157cbaf68f3347168f5cfcf05af98253
Autor:
Mehdi Bahrami, Saied Broomand nasab, Heidarali Kashkooli, Ahmad Farrokhian Firouzi, Aliakbar Babaei
Publikováno v:
آب و فاضلاب, Vol 24, Iss 3, Pp 54-62 (2013)
The objectives of this research were to synthesize magnetite nanoparticles (Fe3O4) and determining its efficiency in Cadmium removal from aqueous solutions. Consequently, magnetite nanoparticles were synthesized and the effect of pH, contact time, Ca
Externí odkaz:
https://doaj.org/article/a76806979cc54d79825998dc93798ea0
Autor:
Mehdi Bahrami, Saeeid Brumand-Nasab, Heydar-Ali Kashkooli, Ahmad Farrokhian Firouzi, Ali-Akbar Babaei
Publikováno v:
سلامت و محیط, Vol 6, Iss 2, Pp 221-232 (2013)
Background and Objectives: Among the heavy metals cadmium is of considerable environmental and health significance because of its increasing mobilization and human toxicity. The objectives of this research were to synthesize SDS modified magnetite na
Externí odkaz:
https://doaj.org/article/67206e07e49641fda5cba155a94b94ef