Year-2017: Recent submissions

Now showing items 41-60 of 246

Sulfonamide: Vs. sulfonimide: tautomerism and electronic structure analysis of N-heterocyclic arenesulfonamides

Chourasiya, S. S.; Patel, D. R.; Nagaraja, C. M.; Chakraborti, A. K.; Bharatam, P. V. (2021-10-14)

A systematic study of the structure and electronic properties of N-heterocyclic arenesulfonamides (NHAS) was performed using experimental and theoretical methods. Ten new examples of NHAS with pyridine and thiazole ...
The maximum sizes of large scale structures in alternative theories of gravity

Bhattacharya, S.; Dialektopoulos, K. F. (2021-10-14)

The maximum size of a cosmic structure is given by the maximum turnaround radius — the scale where the attraction due to its mass is balanced by the repulsion due to dark energy. We derive generic formulae for the ...
Synthesis, crystal structure and water oxidation activity of [Ru(terpy)(bipy)Cl]+ complexes: Influence of ancillary ligands on O2 generation

Dhiman, R.; Singh, N.; Ugale, B.; Nagaraja, C. M. (2021-10-14)

Four new Ru(II) complexes, [RuII(MeMPTP)(bpy)Cl]PF6 (1), [RuII(MeMPTP)(dmbpy)Cl]PF6 (2), [RuII(MeMPTP)- (dmcbpy)Cl]PF6 (3) and [RuII(MeMPTP)(Pic)2Cl]PF6 (4) [where, MeMPTP ¼ 40 -(4-methylmercaptophenyl)- 2,20 :60 20 ...
On quitting: performance and practice in online game play

Agarwal, T.; Burghardt, K.; Lerman, K. (2021-10-14)

We study the relationship between performance and practice by analyzing the activity of many players of a casual online game. We find significant heterogeneity in the improvement of player performance, given by score, ...
A carbon quantum dot-encapsulated micellar reactor for the synthesis of chromene derivatives in water

Mayank; Singh, A.; Kaur, N.; Singh, N.; Jang, D. O. (2021-10-13)

An efficient protocol for the synthesis of 4H-chromene derivatives via a one-pot multicomponent reaction was developed using a self-assembled catalyst system. The self-assembling nature of the fabricated catalyst is unique, ...
Cu nanoparticles decorated Cu organic framework based efficient and reusable heterogeneous catalyst for coupling reactions

Rani, P.; Siril, P. F.; Srivastava, R. (2021-10-13)

Cu based metal organic frameworks were prepared and investigated as heterogeneous catalysts in the multi-component coupling reaction involving phenylacetylene as one of the building block for the synthesis of indolizine. ...
Nitrogen containing carbon spheres as an efficient electrocatalyst for oxygen reduction: microelectrochemical investigation and visualization

Tiwari, A.; Singh, V.; Mandal, D.; Nagaiah, T. C. (2021-10-13)

The oxygen reduction reaction (ORR) in low temperature fuel cells limits the obtainable output triggering the necessity of screening the employable catalysts precisely. A nitrogen-containing carbon sphere (NCS) catalyst ...
Edgy salient local binary patterns in inter-plane relationship for image retrieval in diabetic retinopathy

Galshetwar, G. M.; Waghmare, L. M.; Gonde, A. B.; Murala, S. (2021-10-13)

In this paper, a novel approach for content based image retrieval (CBIR) in diabetic retinopathy (DR) is proposed. The concept of salient point selection and inter-plane relationship technique is used. Salient points are ...
Constraining the phantom braneworld model from cosmic structure sizes

Bhattacharya, S.; Kousvos, S. R. (2021-10-13)

We consider the phantom braneworld model in the context of the maximum turnaround radius, RTA;max, of a stable, spherical cosmic structure with a given mass. The maximum turnaround radius is the point where the attraction ...
Hydrogen sorption efficiency of titanium decorated calix[4]pyrroles

Kumar, S.; Sathe, R. Y.; Kumar, T. J. D. (2021-10-13)

Hydrogen is a promising and the most environmentally friendly energy carrier due to its renewable nature and it is expected to replace fossil fuels. The hydrogen storage properties of Ti decorated calix[4]pyrrole (CXP) ...
A novel method to introduce acidic and basic bi-functional sites in graphitic carbon nitride for sustainable catalysis: cycloaddition, esterification, and transesterification reactions

Samanta, S.; Srivastava, R. (2021-10-13)

Graphitic carbon nitride was prepared using urea, thiourea, and a mixture of urea–thiourea. Functional carbon nitride was prepared by reacting g-C3N4 with aqueous H2SO4. Characterizations revealed that bifunctional acidic ...
Comparative evaluation of filters for smoothing the glacier surface velocity estimates

Mitkari, K. V.; Tiwari, R. K.; Arora, M. (2021-10-13)

The surface velocity of glaciers is important for the estimation of ice discharge, to understand glacier dynamics and its response to climate change, etc. However, the glacier surface velocity data collected using conventional ...
Urban subsidence detection using the sentinel-1 multi-temporal insar data

Tiwari, R. K.; Malik, K.; Arora, M. K. (2021-10-13)

This paper outlines the results of subsidence estimation over an urban area using Sentinel-1 data and Permanent Scatterer Candidate (PSC) Interferometric Synthetic Aperture Radar (PS-InSAR) technique. The study area ...
Effect of urbanization on land surface temperature and NDVI: a case study of Dehradun, India

Saini, V.; Tiwari, R. K. (2021-10-13)

One of the significant environmental consequences of urbanization is reduction in vegetation cover and formation of urban heat island effect. The present research utilized Landsat data from 1998 to 2017 to study the ...
Processing and mechanical properties of in-situ magnesium matrix composites containing nano-sized polymer derived sicno particles

Chelliah, N. M.; Singh, H.; Surappa, M. K. (2021-10-12)

In-situ magnesium metal matrix composites seem to be gaining attraction in next generation light weight vehicular applications since it overcomes several issues (non-uniformity of particle distribution, poor wettability ...
Complementary coded thermal wave imaging scheme for thermal non-destructive testing and evaluation

Mulaveesala, R.; Arora, V. (2021-10-11)

Infrared thermography is a well-established technique for the nondestructive characterisation of various materials. This technique relies on the analysis of acquired temperature profile over the test sample to evaluate ...
Optical surface states at the interface between a metal and dielectric nanophotonic structure

Gupta, D.; Nair, R. V. (2021-10-11)

we have studied theoretically the formation of novel optical Tamm states at the interface between a metal nano-layer and one-dimensional dielectric photonic crystal. We have used transfer matrix method to study the mode ...
Secure multiparty construction of a distributed social network

Kukkala, V. B.; Saini, J. S.; Iyengar, S. R. S. (2021-10-11)

The advancement in technology has resulted in a better connected society. These connections foster social interactions that result in an emergent structure. This structure is popularly termed as a social network and is ...
Are we birds of the same feather?

Kompala, N.; Iyengar, S. R. S.; Gupta, Y. (2021-10-11)

The paper addresses the community membership problem of predicting whether two nodes belong to the same community or not, using a hill climbing based breadth first traversal algorithm and a probabilistic depth first ...
Global, regional, national, and selected subnational levels of stillbirths, neonatal, infant, and under-5 mortality, 1980–2015: a systematic analysis for the global burden of disease study 2015.

Wang, H.; Bhutta, Z. A.; Coates, M. M.; Coggeshall, M.; Dandona, L.; Diallo, K.; Franca, E. B.; Fraser, M.; Fullman, N.; Gething, P. W.; Hay, S. I.; Kinfu, Y. (2021-10-11)

GBD 2015 Child Mortality Collaborators. Global, regional, national, and selected subnational levels of stillbirths, neonatal, infant, and under-5 mortality, 1980–2015: a systematic analysis for the Global Burden of Disease ...

Now showing items 41-60 of 246

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