Results 151 to 160 of about 2,073,788 (404)

Prevalence, causes, and complications of cesarean delivery in Iran: A systematic review and meta-analysis

open access: yesInternational Journal of Reproductive BioMedicine, 2018
Background: Uncontrolled increase of C-section is one of the major problems in Iranian health system, such that C-section is the most common surgical procedure in the entire country’s hospitals in Obstetrics and Gynecology sections.
M. Rafiei   +6 more
semanticscholar   +1 more source

Comparative evaluation of the postbleaching application of sodium ascorbate, alpha‐tocopherol, and quercetin on shear bond strength of composite resin to enamel

open access: yesClinical and Experimental Dental Research, Volume 8, Issue 6, Page 1598-1604, December 2022., 2022
Abstract Objective This study aimed to evaluate and compare the impacts of the postbleaching application of sodium ascorbate, alpha‐tocopherol, and quercetin on the shear bond strength (SBS) of composite resin. Material and Methods 60 extracted intact maxillary first premolars were collected and were randomly divided into five experimental groups as ...
Marzieh Moradian   +3 more
wiley   +1 more source

Hyperfine Interaction in USb2 Crystal [PDF]

open access: yesAnnual Physics Conference of Iran, World Year of Physics, Khoramabad, Iran (2005), 2007
The hyperfine interactions at the uranium site in the antiferromagnetic USb2 compound were calculated within the density functional theory (DFT) employing augmented plane wave plus local orbital (APW+lo) method. We investigated the dependence of the nuclear quadruple interaction to the magnetic structure in USb2 compound.
arxiv  

Iran’s Socio-economic Drought: Challenges of a Water-Bankrupt Nation

open access: yes, 2016
Iran is currently experiencing serious water problems. Frequent droughts coupled with over-abstraction of surface and groundwater through a large network of hydraulic infrastructure and deep wells have escalated the nation’s water situation to a critical
K. Madani, A. Aghakouchak, A. Mirchi
semanticscholar   +1 more source

Evaluating the linguistic coverage of OpenAlex: An assessment of metadata accuracy and completeness

open access: yesJournal of the Association for Information Science and Technology, EarlyView.
Abstract Clarivate's Web of Science (WoS) and Elsevier's Scopus have been for decades the main sources of bibliometric information. Although highly curated, these closed, proprietary databases are largely biased toward English‐language publications, underestimating the use of other languages in research dissemination.
Lucía Céspedes   +12 more
wiley   +1 more source

Comparison of polymerization shrinkage of a new bulk‐fill flowable composite with other composites: An in vitro study

open access: yesClinical and Experimental Dental Research, Volume 8, Issue 6, Page 1605-1613, December 2022., 2022
Abstract Objective Since composites still face a critical problem called polymerization shrinkage and bulk‐fill composites have reported acceptable results for this issue, this study aims to assess the polymerization shrinkage of a new bulk‐fill flowable composite (G‐aenial bulk injectable [GBI]) and compare it to other bulk‐fill and conventional ...
Somayeh Khoramian Tusi   +3 more
wiley   +1 more source

First record of two hard coral species (Faviidae and Siderastreidae) from Qeshm Island (Persian Gulf, Iran) [PDF]

open access: yes, 2010
Abstrak. Moradi M, Kamrani E, Shokri MR, Ranjbar MS, Hesni MA (2009) Rekaman pertama dua spesies karang keras (Faviidae dan Siderastreidae) dari Pulau Qeshm (Teluk Persia, Iran). Nusantara Bioscience 2: 34-37. Dua jenis karang keras termasuk Cyphastrea
HESNI, MAJID ASKARI   +4 more
core   +1 more source

MHD precursor to disruption in Iran tokamak 1 [PDF]

open access: yesarXiv, 2004
The purpose of this paper is to further investigate the major disruptions occurring in low-q(a) discharges in Iran Tokamak 1, and to compare the theoretical and experimental results for the rate of island growth. The study of precursor phase of disruption can be predicted and avoided using suitable control systems.
arxiv  

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