Search Results - "Nayak, R.K."

A stabilized simulated annealing-based Barzilai–Borwein method for the solution of unconstrained optimization problems by H. Sharma, R.K. Nayak

“…The Barzilai–Borwein method offers efficient step sizes for large-scale un-constrained optimization problems. However, it may not guarantee global convergence…”
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Heat transfer and entropy generation in mixed convection of a nanofluid within an inclined skewed cavity by Nayak, R.K., Bhattacharyya, S., Pop, I.

“…•Numerical study on mixed convection in a tilted skewed enclosure.•Impact of enclosure skew angle and tilt angle on mixed convection.•Heat transfer…”
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Genesis potential parameter using satellite derived daily tropical cyclone heat potential for North Indian ocean by Ghetiya, Satyeshkumar, Nayak, R.K.

“…Tropical Cyclone Heat Potential (TCHP) is the heat content relative to 26°C isotherm, which is important in the development of cyclone. Cyclonic events last…”
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Numerical study on mixed convection and entropy generation of Cu–water nanofluid in a differentially heated skewed enclosure by Nayak, R.K., Bhattacharyya, S., Pop, I.

“…A numerical study is made on the mixed convection of copper–water nanofluid inside a differentially heated skew enclosure. Co-ordinate transformations are used…”
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Convergence analysis of volume preserving scheme for mass based coalescence equation by Singh, Mehakpreet, Nayak, R.K., Walker, Gavin

“…This study presents the convergence analysis of a mass based volume preserving scheme [Singh et al. (2019) [42]] for approximating a coalescence equation by…”
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Effect of geometrical aspects on the performance of jet plate solar air heater by Nayak, R.K., Singh, S.N.

“…•Performance study on jet plate solar air heater is presented.•Outlet air temp decreases and efficiency increases with increase in mass flow rate.•Nusselt…”
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Effects of nanoparticles dispersion on the mixed convection of a nanofluid in a skewed enclosure by Nayak, R.K., Bhattacharyya, S., Pop, I.

“…•Mixed convection heat transfer of a Cu-water nanofluid is considered.•A differentially heated skewed enclosure is considered.•Brownian and thermophoretic…”
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INSAT-3D SST and its diurnal variability assessment using in-situ and MODIS observations by Swapna, M., Nayak, R.K., Santhoshi, T., Sesha Sai, M.V.R., Rajashekhar, S.S.

“…•Daytime, nighttime, seasonal and regional validation of high frequency INSAT-3D SST against in-situ buoy SST was carried out over the North Indian Ocean and…”
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Multisubband electron mobility in asymmetric GaAs/AlGaAs quantum well structures by Das, S., Nayak, R.K., Panda, A.K., Sahu, T.

“…•We show that structural asymmetry enhances the electron mobility in quantum wells.•Multisubband mobility is governed by intersubband interactions.•High…”
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Assessment of Mechanical and Tribological Properties of Flax/Kenaf/Glass/Carbon Fiber Reinforced Polymer Composites by Khandai, Sourav, Nayak, R.K., Kumar, Ankit, Das, Diptikanta, Kumar, R.

“…Composites are playing significant role in material industries, which seek composites to be cost-effective and environment friendly materials. Natural fibre…”
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Recent progress in reinforcement of nanofillers in epoxy-based nanocomposites by Barik, Sudhansu B., Patidar, Pooja, Bagade, Sonal Santosh, Kumar, Aravind, Nayak, R.K., Patel, Piyush K.

“…Now a days, nanocomposites have brought the attentions due to their small dimensions, ultimate large surface area, along with large applications in industrial…”
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Phasing of Zn Application on Yield, Sustainability Index and Soil Zn Fractions Under a Rice-Rice Cropping System Grown in an Inceptisols by Jena, Bandita, Nayak, R.K., Biswas, P.K., Das, J., Shukla, A.K.

“…Presence of Zn deficiency in soils and its subsequent management forms the basis of the present investigation. To find out the optimum dose and frequency of Zn…”
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First joint observation by the underground gravitational-wave detector KAGRA with GEO 600 by Agathos, M, Araya, A, Babak, S, Ball, M, Barsuglia, M, Bartos, I, Bennett, T F, Biswas, B, Blackburn, J K, Bonilla, E, Bonnand, R, Bose, N, Bossilkov, V, Bulik, T, Calloni, E, Canepa, M, Cannavacciuolo, M, Chapman-Bird, C, Chu, Q, Cornish, N J, Cotesta, R, Coughlin, M W, Cullen, T J, Dattilo, V, Dietrich, T, Giovanni, M Di, Edelman, B, Eguchi, S, Farr, B, Fenyvesi, E, Ferrante, I, Fujii, Y, Ghonge, S, Gleckl, A E, Godwin, P, Grimes, E, Ha, S, Haster, C-J, Hattori, K, Hendry, M, Himemoto, Y, Hines, A S, Hohmann, J N, Holz, D E, Huang, Y-C, Jung, P, Kanda, N, Kanner, J B, Karathanasis, C, Katzman, W, Kawabe, K, Kissel, J S, Kontos, A, Landry, M, Lang, R N, Lee, E, Lin, L C-C, Liu, J, Lo, T, Longo, A, Lough, J D, Mansell, G L, Márka, S, Matas, A, McRae, T, Merfeld, K, Merzougui, M, Minenkov, Y, Miyo, K, Moguel, E, Moore, C J, Mukherjee, Subroto, Okada, M A, Perez, C J, Pinto, I M, Pirello, M, Pong, D Y T, Prasai, K, Puosi, F, Puppo, P, Rodriguez, S, Sanchez, L E, Scheuer, J, Scott, J, Seo, E G, Shaikh, M A, ShyamSundar, S, Silenzi, L, Soni, K, Steinlechner, J, Suchenek, M, Suzuki, Takanori, Thondapu, S R, Tse, M, Uehara, T, van Haevermaet, H, Vecchio, A, Weaving, C R, Whelan, J T, Yoshioka, T

“…Abstract We report the results of the first joint observation of the KAGRA detector with GEO 600. KAGRA is a cryogenic and underground gravitational-wave…”
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Influence of B4C Particles on Processing and Strengthening Mechanisms in Aluminum Metal Matrix Composites - a Review by Chand, Sudipta, Chandrasekhar, P., Sarangi, R.K., Nayak, R.K.

“…This paper reviews different experimental and theoretical studies related to B4C reinforced aluminum metal matrix composites (MMC). Various processes like…”
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Optimization of process parameters in milling of TiO 2 filled GFRP composite by Dash, Soumya, Routara, B.C., Nayak, R.K.

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Controlled nano-particle dyeing of cotton can ensure low cytotoxicity risk with multi-functional property enhancement by Khandual, A., Rout, N., Verma, S.K., Patel, P., Pattanaik, P., Luximon, Y., Kumar, A., Nayak, R.K., Suar, M.

“…The Nanoparticle (NP) and their oxides are being progressively used and expected to be more frequently used in textiles. Nanoparticle (NP) has higher…”
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Assessment of Abrasive Jet Machining of Carbon and Glass Fiber Reinforced Polymer Hybrid Composites by Jesthi, D.K., Nayak, R.K., Nanda, B.K., Das, Diptikanta

“…The difficulties of machining of fiber reinforced polymer composites by traditional methods have limited the widespread application of composite materials. In…”
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Enhancement of multisubband electron mobility in asymmetrically doped coupled double quantum well structure by Das, S., Nayak, R.K., Sahu, T., Panda, A.K.

“…We study the effect of coupling of subband wave functions on the multisubband electron mobility in a barrier delta doped GaAs/AlxGa1−xAs asymmetric double…”
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Study of machining characteristics of Inconel 601 with cryogenic cooled electrode in EDM using RSM by Singh, Neelesh, Routara, B.C., Nayak, R.K.

“…In today’s world different types of materials and alloys are being discovered which are difficult to machine or work with conventional machining process…”
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Flexural and Specific Wear Rate of Seawater Aged Bamboo, Jute and Glass Fiber Reinforced Polymer Hybrid Composites by Ranjan Pani, Preeti, Nayak, R.K., Routara, B.C., Sekhar, P.C.

“…Natural fiber reinforced polymer composites have been used in different industries because of its high specific strength, modulus, cheaper and…”
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