We consider the following problem that arises in assembly planning: given an assembly, identify a subassembly that can be removed as a rigid object without disturbing the rest of the assembly. This is the assembly partitioning problem. Speci cally, we consider planar assemblies of simple polygons and subassembly removal paths consisting of a single nite translation followed by a translation to ...

An adequate supply of oxygen is important for the survival of all tissues, but is especially critical for tissues with high energy demands such as the heart. Insufficient tissue oxygenation occurs under a variety of conditions, including high altitude, embryonic and fetal development, inflammation, and thrombotic diseases, often affecting multiple organ systems. Responses and adaptations of the...

Sima Kalhor was born in Qom, Iran in1988. He received his B.Sc. in applied Chemistry (2012) from Islamic Azad University Qom and M.Sc. in Organic Chemistry (2014) at Islamic Azad University Qom, Iran. Also, she is currently working towards her Ph.D. student in Organic Chemistry (2016) under the supervision of Prof. Mohammad Ali Zolfigol. Her research interest is the synthesis, characterization ...

Hydatid Cyst in a 10-Year-Old Boy: An Unusual Location Sima Rafeiyian, MD1*, Manouchehr Hekmat, MD1, Ali Kouhi, MD2 1Shaheed Modarres Hospital, Shaheed Beheshti University of Medical Sciences (SUMS), Tehran, Iran. 2Amir Alam Hospital, Tehran University of Medical Sciences, Tehran, Iran. *Corresponding Author: Sima Rafeiyan, Assistant Professor of Cardiology, Shaheed Beheshti University of Medic...

Botulinum toxins (BoNTs), of which there are seven serotypes, are among the most potent neurotoxins, with serotypes A, B and E causing human botulism. Antitoxins form the first line of treatment for botulism, and functional, highly sensitive in vitro methods for toxin neutralization are needed to replace the current in vivo methods used for determination of antitoxin potency. In this preliminar...

BackgroundThe use of the bilateral internal mammary artery (BIMA) in coronary bypass grafting remains controversial. The objective this study was to investigate long-term outcomes using BIMA vs single (SIMA) United States.MethodsMedicare beneficiaries who underwent primary isolated surgery SIMA or from 1999 2010 were included retrospective study, with follow-up through 2014. Greedy matching alg...

Considerations of Neandertal geographical variation have been hampered by the dearth of remains from Mediterranean Europe and the absence there of sufficiently complete associated postcrania. The 2006 and 2007 excavation of an articulated partial skeleton of a small adult female Neandertal at the Sima de las Palomas, Murcia, southeastern Spain (Sima de las Palomas 96) provides substantial and s...

The idea of launching a call to create special issue on the subjects sustainability and social responsibility in tourism was born during meeting with thematic group “Tourism Culture Management” Italian Management Society (SIMA) occasion conference Rome La Sapienza organized by SIMA Sinergie, Journal Management, 20-21 June 2019. The theme initially also inspired topics covered that Conference, ...