نتایج جستجو برای: chains of subgroups

تعداد نتایج: 21172144  

In this paper, the effects of different aluminum to silicon ratios in silicate chains of calcium silicate hydrates (C-S-H) are evaluated on the diffusion coefficient of chloride ions by molecular dynamics method. Tobermorite is a crystalline phase that is used for studying C-S-H properties in nano scale, because of its analogous chemical composition to C-S-H. Aluminum incorporation in C-S-H and...

Polyclonal antibodies against kappa light chain are used to diagnose diseases producing free light chain. The kappa and lambda light chains are products of immunoglobulin synthesis and released into the circulation in minor amounts such as serum, cerebrospinal fluid, urine and synovial fluid in normal condition. The purpose of this study was the production and purification of polyclonal immunog...

Journal: :مدیریت صنعتی 0
مهسا سلسبیل کارشناس ارشد، مهندسی سیستم های اقتصادی اجتماعی، دانشگاه علم و صنعت، تهران، ایران محمدعلی شفیعا دانشیار، فناوری صنعتی، دانشکدۀ مهندسی صنایع دانشگاه علم و صنعت، تهران، ایران میرسامان پیشوایی استادیار، مهندسی سیستم های اقتصادی اجتماعی، دانشکدۀ مهندسی صنایع دانشگاه علم و صنعت، تهران، ایران کامران شهانقی استادیار، مهندسی سیستم های اقتصادی اجتماعی، دانشکدۀ مهندسی صنایع دانشگاه علم و صنعت، تهران، ایران

in the last two decades due to globalization of supply chain, enormous changes occurred in chains. leaders in this field, always facing new risks and disorders that should prepare themselves to deal with them. in the recent years, sanctions as one of the most serious risks have damaged the supply chains. however, in the research related to global supply chains, modeling of disruption has been n...

Journal: Nanomedicine Journal 2020
Abdolmajid Bayandori Moghaddam Roya Asaadi Roya Bahmani Shabnam Aghayan

Objective(s): The present study aimed to assess the in-vitro efficacy of nanoparticulate calcium sodium phosphosilicate mouthwash in the obstruction of dentinal tubules.Materials and Methods: This in-vitro, study was conducted on 120 sections obtained from extracted human premolars, which were etched with citric acid for two minutes and rinsed with distilled water. Afterwards, the section...

In this paper, without using the classification of finite simple groups, we determine the structure of  finite simple groups whose Sylow 3-subgroups are of the order 9. More precisely, we classify finite simple groups whose Sylow 3-subgroups are elementary abelian of order 9.

    The multi-walled carbon nanotubes (CNTs) and reduced graphene oxide (rGO) nanosheets were functionalized with 2-hydroxymethyl thiophene (CNT-f-COOTh) and 2-thiophene acetic acid (rGO-f-TAA) and grafted with poly(3-dodecylthiophene) (CNT-g-PDDT and rGO-g-PDDT) to manipulate the orientation and patterning of crystallized regioregular poly(3-hexylthiophene) (P3HT). Distinct nano-hybrid structu...

For many electronic supply chain networks in the world that can comprise hundreds ofcompanies with several tiers of suppliers and intermediate customers, there are numerous presentingrisks to consider. In the electronic supply chain, the situation are even worse, for the characteristics ofthis supply chain: excessive lean management, global sourcing and the rather more uncertain marketdemand. E...

2005
John E. Hopper

Previous studies have presented evidence of shared idiotypic antigenic determinants located within the variable (VH) region of the heavy chains of monotypic I9MA and I9GK isolated from the serum of an individual patient, Bro, with Waldenstr#{246}m macroglobuli nemia. Comparative N-terminal VH sequence analyses have demonstrated that the respective z and -y chains belong to separate VH subgroups...

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