A5100611618- Particle physics theoretical and experimental studies
- Fluid Dynamics and Turbulent Flows
- Heat Transfer Mechanisms
- Composite Structure Analysis and Optimization
- Particle Detector Development and Performance
- Nanofluid Flow and Heat Transfer
- Ferroelectric and Piezoelectric Materials
- Metallurgical Processes and Thermodynamics
- Quantum Chromodynamics and Particle Interactions
- Solar Thermal and Photovoltaic Systems
- Microfluidic and Capillary Electrophoresis Applications
- Multiferroics and related materials
- Structural Behavior of Reinforced Concrete
- Aeroelasticity and Vibration Control
- Microfluidic and Bio-sensing Technologies
- Solidification and crystal growth phenomena
- Nonlocal and gradient elasticity in micro/nano structures
- Computational Physics and Python Applications
- Aerodynamics and Acoustics in Jet Flows
- Solar-Powered Water Purification Methods
- Fluid Dynamics and Mixing
- Heat Transfer and Optimization
- Scheduling and Timetabling Solutions
- Radiation Detection and Scintillator Technologies
- High-Velocity Impact and Material Behavior
Indian Institute of Technology Bombay
2025
Birla Institute of Technology, Mesra
2020-2025
Malaviya National Institute of Technology Jaipur
2019-2024
National Institute of Technology Patna
2020-2022
SRM Institute of Science and Technology
2020
KPR Institute of Engineering and Technology
2018
Indian Institute of Technology Patna
2015
JSS Academy of Higher Education and Research
2014
National Institute of Technology Hamirpur
2014
A novel coupled computational fluid dynamics-deep neural network approach is proposed to accurately predict the performance of an artificially roughened solar air heater. Computational dynamics data sets are used develop optimized model for prediction thermal-hydraulic factor. The with softmax transfer function in hidden layers has architecture 3-37-37-1 and it predicts factor heater maximum, mean, minimum error 2.54%, 0.245%, 0.0009%, respectively. concept Shapley values adopted evaluate...
Charged lepton flavor violation is forbidden in the Standard Model but possible several new physics scenarios. In many of these models, radiative decays $\tau^{\pm}\rightarrow\ell^{\pm}\gamma$ ($\ell=e,\mu$) are predicted to have a sizeable probability, making them particularly interesting channels search at various experiments. An updated via using full data Belle experiment, corresponding an integrated luminosity 988 fb$^{-1}$, reported for charged violation. No significant excess over...
A novel concept of rotating cylindrical ribs as artificial roughness in a solar air heater to enhance its thermo-hydraulic performance factor has been investigated using 3D computational fluid dynamics. The rotational speed is varied from 2000 RPM 10000 on the static optimised for height (e), diameter (d), longitudinal pitch (P), and transverse (S) at Reynolds number (Re) ranging 5000 24000. configuration having e=3.5 mm, d=3 S=20 P/e=10 experimentally validated establish accuracy computed...
Ultra-High-Performance Concrete (UHPC) is a widely researched material with varied Civil and Military applications for resilient infrastructure. Design assessment of UHPC members against ballistic impact in-service ammunitions critical to their application protective structures. Experimental tests are necessary performance verification the numerical tools required assist design. This paper presents experimental studies on small-scale panels reinforced steel fibres (UHPFRC) subjected...
The present work demonstrates the effect of grain size on electrocaloric and pyroelectric properties in BaTiO3-based ceramics prepared by a chemical coating method then sintered reducing atmosphere at different temperatures. In 136 ± 50 nm to 529 245 nm, temperature change increases from 0.30 K 0.63 under electric field 4 MV/m ferroelectric–paraelectric phase transition. corresponding entropy change, heat extraction capacity, coefficient performance, strength exhibit twofold increase (i.e.,...
A hybrid computational fluid dynamics-artificial neural network approach is implemented to predict the thermo-hydraulic performance factor of a solar air heater with rotating circular ribs. Effects rib height, pitch, and speed are investigated for Reynolds numbers ranging from 3800 18000. total 432 different cases simulated using CFD. Based on these data sets, an optimized ANN model developed performance. The has architecture 4-17-17-1 it mean squared error 3.89 × 10−6 testing sets. maximum...
A hybrid computational fluid dynamics-artificial neural network approach is applied to predict the thermo-hydraulic performance factor (THPF) of a solar air heater with vertical cylindrical ribs. 3-D CFD analysis considering effects rib height, diameter, pitches are simulated for Re ranging 5000–24000. total 504 data sets different cases generated using CFD. Based on these sets, an optimized ANN model developed performance. The has architecture 5-25-1 and mean squared error this 0.000051...
A novel transverse trapezoidal staggered ribs configuration as artificial roughness is investigated using CFD to understand the fluid flow and heat transfer behaviors for improving performance of a solar air heater. In addition, experimental validation Nusselt numbers smooth duct against results established. The arrangement outperforms continuous insights obtained from thermal-fluid are further applied optimize arrangements rib. Reynolds number Re varied 5000 24,000, rib parameters optimized...
Utilization of natural renewal sources in India is very high over the past decades. Solar power a prime source energy available plenty world. In this work solar modified into thermal by using copper absorber tube with fins. Due to low heat transfer coefficient results leading higher losses and lower efficiency. order increase receiver fins used as well solid has conductivity compare fluid (Tio2) nano improve rate. The analyses have been carried out take account parameters such radiation time...
Analysis of smart functionally graded plate carbon nanotube reinforced composites combined with piezoelectric constituents has been introduced by finite element model (FEM). Material parameters CNT composite plates are supposed to varies along the thickness direction following extended rule mixture. Finite FG materials is developed using ANSYS software. This tested against previously published work and found be in accord them. The numerical results evaluated verity boundary conditions....
In the present work, electrocaloric (EC) effect in lead-free Sr and Sn doped (Ba 0.85 Ca 0.075 )(Zr 0.1 Ti 0.88 0.02 )O 3 ceramic prepared by solid-state method has been investigated. The phase purity pure perovskite formation with doping is confirmed X-ray diffraction. adiabatic temperature change ΔT (due to EC effect), entropy (ΔS) refrigeration capacity (RC) are estimated under various electric fields. maximum peak values of ΔT, ΔS RC found as 1.5 K, 1.8 J/kg.K 2.75 J/kg, respectively...
On March 25th 2019, the Belle II detector recorded first collisions delivered by SuperKEKB accelerator. This marked beginning of physics run with vertex detector. The was aligned initially cosmic ray tracks without magnetic field simultaneously drift chamber. alignment method is based on Millepede and General Broken Lines track model includes also muon system or primary position alignment. To control weak modes, we employ sensitive validation tools various samples can be used as input, from...
Abstract A study of smart functionally graded (FG) beams made carbon nanotube (CNT) reinforced composites combined with piezoelectric materials is presented. The material parameters the composite are assumed to vary along their thickness following extended rule mixture. finite element (FE) model was developed for FG nanotube-reinforced beam materials. This tested against previously published studies and found be in accordance them. numerical results were evaluated using various boundary...
This paper presents a Computational Fluid Dynamics (CFD) analysis of solar air heater duct to estimate its thermo-hydraulic performance.On the inner side absorber plate, inclined circular ribs are provided create artificial roughness.The roughness parameters were studied in present work inclination angle (α) 45º and 60º height (e) 1mm 2mm at constant pitch (p) 20mm.Reynolds number (Re) range 6000 15000 heat flux (I) having value 1000W/m 2 on plate used as operating parameter during...