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Ultra-thin metamaterial perfect absorbers for single-/dual-/multi-band microwave applications

Jain, P.; Singh, A. K.; Pandey, J. K.; Garg, S.; Bansal, S.; Agarwal, M.; Kumar, S.; Sardana, N.; Gupta, N.; Singh, A. K. (2021-07-12)

In this study, the authors present three different metamaterial absorbers (MMAs) namely, T, split-I (SI) and splitJerusalem cross (SJC) with different dimensions and geometrical configurations. The absorption rates of T-, ...

Energy cogeneration study of red mulberry (Morus rubra)-based biomass

Goswami, R.; Das, R. (2021-07-12)

Red mulberry (Morus rubra) tree is found in many parts of the globe but its dead branches are ineffectively used in many countries for cooking and heating purposes. The literature indicates that biomass gasification study ...

Reversible hydrogen adsorption in Li functionalized [1,1]paracyclophane

Sathe, R. Y.; Kumar, T. J. D. (2021-07-12)

Hydrogen is a good alternative to replace fossil fuels in automobiles. Storage of hydrogen for vehicular applications with high gravimetric density is a challenging task. The hydrogen sorption capacity of [1,1]paracyclophane ...

Adaptive analogue calibration technique to compensate electrode motion artefacts in biopotential recording

Karmakar, A.; Das, D. M.; Baghini, M. S. (2021-07-12)

This study presents an adaptive analogue calibration method to compensate electrode–skin impedance mismatch during biopotential signal (electrocardiogram, electroencephalogram and electromyogram) acquisition with enhanced ...

Accessing dihydro-1,2-oxazine via Cloke−Wilson-Type annulation of cyclopropyl carbonyls: application toward the diastereoselective synthesis of pyrrolo[1,2‑b][1,2]oxazine

Kumar, P.; Kumar, R.; Banerjee, P. (2021-07-12)

A convenient additive-free synthesis of dihydro-4H-1,2-oxazines via a Cloke−Wilson-type ring expansion of the arylsubstituted cyclopropane carbaldehydes with the hydroxylamine salt is introduced. Comparatively less active ...

Ruthenium(II)-arene complexes containing ferrocenamide ligands: synthesis, characterisation and antiproliferative activity against cancer cell lines

Mandal, P.; Sonkar, C.; Dhankhar, S. S.; Nagaraja, C. M.; Mukhopadhyay, S. (2021-07-12)

This work deals with synthesis of new ferrocenamide ligands i.e. pyridine-2-carboxylic acid(4-ferrocenyl aniline)-amide, HL1 and quinoline-1-carboxylic acid(4-ferrocenyl aniline)-amide, HL2 and two new heterobimetallic ...

Chemoselective RuII-Catalyzed synthesis of aryl thiocyanates and Step-wise double [2+2+2] cycloadditions to 2-Aryl thiopyridines

Bhatt, D.; Kalaramna, P.; Kumar, K.; Goswami, A. (2021-07-12)

RuII-catalyzed intermolecular double [2+2+2] cycloadditions of 1,6-diynes and alkynylthiocyanates have been developed for the synthesis of 2-aryl thiopyridines. Aryl thiocyanates were isolated chemoselectively as a result ...

Estimating magnetic field strength in a porous fin from a surface temperature response

Das, R.; Kundu, B. (2021-07-12)

This Letter demonstrates a non-destructive prediction methodology for determining the necessary magnetic field to be imposed in a porous fin satisfying a particular heat generation occurring within an electronic device. ...

Efficient selection of independent components for inspection of mild steel sample using infrared thermography

Kaur, K.; Mulaveesala, R. (2021-07-12)

Non-destructive testing and evaluation (NDT&E) plays a vital role in industrial quality control and structural health monitoring. Among various NDT&E approaches, infrared thermography plays a crucial role due to its ...

Linear frequency modulated thermal wave imaging for estimation of osteoporosis: an analytical approach

Sharma, A.; Mulaveesala, R.; Dua, G.; Kumar, N. (2021-07-12)

Active infrared thermography or thermal wave imaging is one of the promising non-contact, non-invasive, remote, patient friendly and safe imaging modality for the testing and evaluation of various biomaterials. Among ...

A systematic experimental study of pre-compound emission in α-particle induced reactions on odd mass nuclei A = 103–123

Sharma, M. K.; Kumar, M.; Shuaib, M.; Majeed, I.; Asnain, M. S.; Sharma, V. R.; Yadav, A.; Singh, P. P.; Singh, D. P.; Singh, B. P.; Prasad, R. (2021-07-12)

The compound and pre-compound emission processes have been established as two main competing deexcitation modes of an excited nucleus by-dint-of evaporation and emission of light fast particles in low energy αinduced ...

Ab-initio investigation of hydrogen sorption in Ti functionalized modified calix[4]pyrrole-benzene

Sathe, R. Y. (2021-07-12)

Hydrogen is an ecofriendly and affordable alternative for fossil fuels. Storage of hydrogen with high hydrogen weight percentage is the prime obstacle to use it as a fuel. The hydrogen storage capacity in Ti functionalized ...

Electrochemical performance enhancement of Sodium-Ion batteries fabricated with NaNi1/3Mn1/3Co1/3O2 cathodes using support vector Regression-Simplex algorithm approach

Ruhatiya, C.; Singh, S.; Goyal, A.; Niu, X.; Nguyen, T.N.H.; Nguyen, V. H.; Tran, V. M.; LE, M. L. P.; Garg, A.; Gao, L. (2021-07-08)

Sodium-ion batteries have low energy density, low capacity, and inferior cycling performance when compared with Li-ion batteries. However, lithium depletion poses a serious problem for the production and cost of Li-ion ...

Heating of liquid foods in cans: effects of can geometry, orientation, and food rheology

Borah, R.; Gupta, S.; Mishra, L.; Chhabra, R. P. (2021-07-08)

In this work, the effect of geometry and orientation of food cans on the heating characteristics of processed liquid foods and the resulting lethality target values as a function of the processing times have been investigated. ...

Drivers of brand credibility in consumer evaluation of global brands and domestic brands in an emerging market context

Srivastava, A.; Dey, D. K.; M.S., B. (2021-07-08)

Purpose – The purpose of this study is to examine the impact of brand credibility on purchase intentions toward global brands and domestic brands in an emerging market context. It further examines three drivers of brand ...

Governance, urbanization, and pollution: A cross-country analysis of global south region

Dash, D. P.; Behera, S. R.; Rao, D. T.; Sethi, N.; Loganathan, N (2021-07-08)

This paper investigates the impact urbanization, industrialization, corruption, human development, energy consumption, and foreign direct investment (FDI) on carbon dioxide (CO2) emissions of 61 developing economies of ...

Testing deviations from PPP and UIP: evidence from BRICS economies

Prabheesh, K. P.; Garg, B. (2021-07-08)

Purpose – This paper aims to investigate the interrelations between purchasing power parity (PPP) and uncovered interest parity (UIP) in BRICS economies, namely, Brazil, Russia, India, China and South Africa, by checking ...

Does trade openness affect economic growth in India? evidence from threshold cointegration with asymmetric adjustment

Mallick, L.; Behera, S. R. (2021-07-08)

This paper investigates the long-run equilibrium relationship between economic growth and trade openness in India during the period 1960–2018 using the asymmetric error-correction model with threshold cointegration. To ...

The nexus between the exchange rates and interest rates: evidence from BRIICS economies during the COVID-19 pandemic

Garg, B.; Prabheesh, K. P. (2021-07-08)

Purpose – This paper aims to investigate whether the interest rate differentials Granger cause expected change in the exchange rate during the COVID-19 period. The study examines if the investors in the international ...

Does bank competition enhance or hinder financial stability? evidence from indian banking

Rakshit, B.; Bardhan, S. (2021-07-08)

The primary purpose of this paper is to empirically investigate the impact of bank competition on financial stability in India. We use a dynamic panel model to examine whether an increase in bank competition hindrances ...

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