195 research outputs found

    1,3-di-o-tolylthiourea

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    The two o-tolyl groups in the title compound, C15H16N2S, are trans with respect to the thiourea unit. The asymmetric unit consists of two molecules linked by N-H center dot center dot center dot S hydrogen bonds into dimers

    Dibutylchloro[4-(4-nitrophenyl)piperazine-1-carbodithioato-kappa S-2,S ']tin(IV)

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    The title complex, [Sn(C4H9)(2)(C11H12N3O2S2) Cl], features an asymmetrically chelating thiocarboxylate ligand. There are two molecules in the asymmetric unit. The Sn atom is five-coordinated within a C2ClS2 donor set that is best described as trigonal-bipyramidal with one S atom and the Cl atom in axial positions, subtending bond angles of 155.67 (2) and 155.11 (2)degrees, respectively

    Chlorodiethyl[4-(4-nitrophenyl)piperazine-1-carbodithioato]tin(IV)

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    The molecule of the title compound, [Sn(C2H5)(2)(C11H12N3O2S2)Cl], features an asymmetrically chelating thiocarboxylate ligand. The Sn atom is five-coordinate within a C2ClS2 donor set that is best described as trigonal bipyramidal with S and Cl atoms in axial positions, defining a bond angle of 156.58 (2)degrees

    Bis(4-benzylpiperidine-1-carbodithioato-kappa S-2,S ')-dimethyltin(IV)

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    The Sn atom in the title compound, [Sn(CH3)(2)(C13H16NS2)(2)], has a highly distorted octahedral geometry that may be best described as skew-trapezoidal planar for thiocarboxylates. The ligands are asymmetrically coordinated to the Sn atom, with shorter Sn-S bond lengths that are very close to the sum of the covalent radii of Sn and S, while the longer Sn-S distances are significantly less than the sum of their van der Waals radii

    1,3-bis(4-bromophenyl)thiourea

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    The two bromophenyl rings in the title compound, C13H10Br2N2S, adopt a cis-cis configuration to S with respect to the C-N thiourea bonds. The crystal packing is characterized by N-H center dot center dot center dot S hydrogen bonds

    Reliable data analysis through blockchain based crowdsourcing in mobile ad-hoc cloud

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    Mobile Ad-hoc Cloud (MAC) is the constellation of nearby mobile devices to serve the heavy computational needs of the resource constrained edge devices. One of the major challenges of MAC is to convince the mobile devices to offer their limited resources for the shared computational pool. Credit based rewarding system is considered as an effective way of incentivizing the arbitrary mobile devices for joining the MAC network and to earn the credits through computational crowdsourcing. The next challenge is to get the reliable computation as incentives attract the malicious devices to submit fake computational results for claiming their reward and we have used the blockchain based reputation system for identifying the malicious participants of MAC.This paper presents a malicious node identification algorithm integrated within the Iroha based permissioned blockchain. Iroha is a project of hyperledger which is focused on mobile devices and thus light-weight in nature. It is used for keeping the track of rewarding and reputation system driven by the malicious node detection algorithm. Experiments are conducted for evaluated the implemented test-bed and results show the effectiveness of algorithm in identifying the malicious devices and conducting the reliable data analysis through the blockchain based computational crowdsourcing in MAC

    Tingkat Parasitasi Parasitoid Telur Pbpk pada Pertanaman Padi dengan Beberapa Ketinggian Tempat Berbeda

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    Rice is the staple food of Indonesia\u27s population. Various problems occur in an effort to increase production and productivity. One problem is the attack of yellow rice stem borer (PBPK) which may result in yield losses up to 90%. Utilization of parasitoid is an alternative to suppress the attack of Yellow Rice Stem Borer. The study was conducted in Tabanan, covering three locations with the altitudes of 50, 300, and 550 meters above sea leve, and at the Plant Pests and Diseases laboratory of the Faculty of Agriculture, University of Udayana. The study aimed to determine the effectiveness of parasitization of the best Yellow Rice Stem Borer as a natural control agent at different altitudes. The method used was survey by taking a sample group of Yellow Rice Stem Borer eggs with a purposive random sampling in the area of 2.5 hectares (one block in each location was an area of 0.5 hectares) at each location. Observations on parasitoid found in Yellow Rice Stem Borer eggs were done on parasitoid species diversity, equality, abundance, parasitation level, sex ratio, and the pattern of parasitoid invasion. The results showed three species of parasitoid eggs PBPK as biological control agents. Parasitation level of T. rowani and T. japonicum was the highest at the altitude of 50 meters above sea level, while T. schoenobii at the altitude of 300 and 500 meters above sea level

    Mindfulness and creative process engagement : the mediating role of workplace relational systems

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    We extend our sincere appreciation to the guest editor, Shlomo Y Tarba, and the anonymous reviewers for their invaluable feedback, which significantly contributed to the refinement of the manuscript.Peer reviewe
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