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Metal free TBHP-promoted intramolecular carbonylation of arenes: Via radical cross-dehydrogenative coupling: Synthesis of indenoquinolinones, 4-azafluorenones and fluorenones

Mishra, K.; Pandey, A. K.; Singh, J. B.; Singh, R. M. (2021-10-04)

A metal-free, TBHP-promoted economical route is developed via the sp2 C–H bond functionalization strategy for the synthesis of indenoquinolinones, 4-azafluorenones and fluorenones. Reactions provided excellent yield of ...

A benzimidazole-based fluorescent chemosensor for Cu2+recognition and its complex for sensing H2PO4−by a Cu2+displacement approach in aqueous media

Goh, H.; Ko, Y. G.; Nam, T. K.; Singh, A.; Singh, N.; Jang, D. O. (2021-10-04)

A benzimidazole-based dipodal receptor was designed and synthesized. The receptor recognized Cu2+ ions selectively in an aqueous medium in the presence of other metal ions. The resultant complex displayed selective sensing ...

Organocatalytic enantioselective synthesis of C3 functionalized indole derivatives

Kaur, J.; Islam, N.; Kumar, A.; Bhardwaj, V. K.; Chimni, S. S. (2021-10-04)

A highly enantioselective Michael addition reaction of indolylnitroalkenes with 1,3-dicarbonyl compounds has been developed to obtain enantiomerically enriched 3-(2-nitro-1-(1-tosyl-1H-indol-3-yl) ethyl)pentane-2,4-dione ...

A Biginelli-based organic nanoprobe for simultaneous estimation of tyramine and 1,2-diaminopropane: application in real samples

Kaur, G.; Raj, T.; Kaur, N.; Singh, N. (2021-10-04)

The detrimental effects caused by the presence of biogenic amines in food samples render them an important parameter for evaluating food quality. In the current report, a facile fluorescent Biginelli based receptor 1 has ...

Service arms with unconventional robotic parameters for intricate workstations: optimal number and dimensional synthesis

Singh, S.; Singla, E. (2021-10-04)

A task-oriented design strategy is presented in this paper for service manipulators. The tasks are normally defined in the form of working locations where the end-effector can work while avoiding the obstacles. To acquire ...

Fine tuning through valence bond tautomerization of ancillary ligands in ruthenium(ii) arene complexes for better anticancer activity and enzyme inhibition properties

Mandal, P.; Malviya, N.; Guedes da Silva, M. F. C.; Dhankhar, S. S.; Nagaraja, C. M.; Mobin, S. M.; Mukhopadhyay, S. (2021-10-04)

Four new ruthenium arene PTA type complexes have been synthesized using substituted picolinamide derivatives as ancillary ligands and characterized by spectroscopic methods. In one of the complexes, the ancillary ligand ...

Supervised heterogeneous domain adaptation via random forests

Sukhija, S.; Krishnan, N. C.; Singh, G. (2021-10-04)

Heterogeneity of features and lack of correspondence between data points of different domains are the two primary challenges while performing feature transfer. In this paper, we present a novel supervised domain adaptation ...

A multiobjective genetic algorithm to improve power and performance of heterogeneous multiprocessors

Singh, J.; Pandey, M. K.; Katiyar, E.; Tulasyan, R.; Gupta, V.; Auluck, N. (2021-10-04)

The concern of reducing power consumption and the schedule length (or makespan) has added new levels of complexities to the scheduling of task graphs on multiprocessors. Recent researches in the field have obtained ...

Real time scheduling on heterogeneous multiprocessor systems-A survey

Singh, J.; Auluck, N. (2021-10-04)

Heterogeneous distributed architectures have introduced many challenges to scheduling on real-time systems. Owing to the NP-nature of the real-time version of the scheduling problem, researchers have worked on a number ...

A highly selective and sensitive fluorescent 'turn-on' chemosensor for Al3+ based on C=N isomerisation mechanism with nanomolar detection

Torawane, P.; Tayade, K.; Bothra, S.; Sahoo, S. K.; Singh, N.; Borse, A.; Kuwar, A. (2021-10-04)

A new Schiff base 1 was synthesised by direct condensation of 4-tert-butyl-2-aminophenol with an equimolar amount of 4-(diethylamino)-2-hydroxybenzaldehyde and characterised by single crystal XRD. The chemosensing ability ...

Identification of materials in a hyperbolic annular fin for a given temperature requirement

Das, R. (2021-10-04)

This article deals with the prediction of parameters in an annular hyperbolic fin with temperature-dependent thermal conductivity. Three parameters such as thermal conductivity, variable conductivity coefficient and the ...

Nuclear transition matrix elements for Majoron-accompanied neutrinoless double- β decay within a projected-Hartree-Fock-Bogoliubov model

Rath, P. K.; Chandra, R.; Chaturvedi, K.; Lohani, P.; Raina, P. K. (2021-10-04)

The model-dependent uncertainties in the nuclear transition matrix elements for the Majoron-accompanied neutrinoless double-β decay (0+ → 0+transition) of 94,96Zr, 100Mo, 128,130Te, and 150Nd isotopes are calculated by ...

One-Pot synthesis of oxazolidine derivatives by [3+2]-annulation reactions of 1-Tosyl-2-phenyl/alkylaziridines with aryl epoxides

Pandey, A. K.; Banerjee, P. (2021-10-04)

An efficient method for the synthesis of oxazolidine derivatives from aziridines and in situ generated aldehydes from Meinwald rearrangements of the epoxides has been developed. This method gives easy access to functionalized ...

Application of homotopy perturbation method and inverse prediction of thermal parameters for an annular fin subjected to thermal load

Mallick, A.; Ranjan, R.; Das, R. (2021-10-04)

In this work, application of the homotopy perturbation method (HPM) and an inverse solution for estimating unknown thermal parameters such as the variable thermal conductivity parameter (β), the thermogeometric parameter ...

Design of low power, high gain LNA for WCDMA range and parameters extraction using artificial neural network (ANN)

Kumar, S.; Kumari, S. (2021-10-04)

With the demand of 3G wireless network access is increasing, high performance Wide Band Code Division Multiple Access (WCDMA) transceivers are needed. Low Noise Amplifier (LNA) is the key component of WCDMA transceivers. ...

Shifting behaviour of users: towards understanding the fundamental law of social networks

Gupta, Y.; Saini, J. S.; Sridhar, N.; Iyengar, S. R. S. (2021-10-04)

Social Networking Sites (SNSs) are powerful marketing and communication tools. There are hundreds of SNSs that have entered and exited the market over time. The coexistence of multiple SNSs is a rarely observed phenomenon. ...

A high-k, metal gate vertical-slit FET for ultra-low power and high-speed applications

Kumar, S.; Kaur, S.; Sharma, R. (2021-10-04)

In this paper, we propose a novel Vertical-Slit Field Effect Transistor (VeSFET) with high-k gate dielectrics and metallic gates with different work function (Φm). The gate dielectric material and gate electrodes in ...

Maximum likelihood output curve and modal bounds for active Pitch-Regulated wind turbine

Roy, S. (2021-10-04)

A scatter of operating points is commonly observed over time whenever a pitch angle controlled (PAC) wind energy conversion system (WECS) operates in source wind susceptible to short duration variations caused by ...

Highly efficient silver nanoparticles supported nanocrystalline zirconosilicate catalyst for the epoxidation and hydration reactions

Sarmah, B.; Srivastava, R.; Satpati, B. (2021-10-04)

Nanocrystalline zirconosilicate with MFI framework structure was hydrothermally synthesized by the addition of amphiphilic organosilane in the synthesis composition of conventional zirconosilicate. Silver nanoparticles ...

Fluorescent chemosensors for selective and sensitive detection of phosmet/chlorpyrifos with octahedral Ni2+ complexes

Raj, P.; Singh, A.; Kaur, A.; Aree, T.; Singh, A.; Singh, N. (2021-10-03)

The hexadentate ligands H2L1−L3 with mixed S, N, O donor sites and possessing substituents having either “no” or electronreleasing/withdrawing nature at terminal ends are synthesized. The ligands H2L1−L3 were tested for ...

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