B.Eng., Manipal Institute of Technology, Manipal, India
Academic Appointments
Administrative Positions
International Affairs Coordinator, Faculty of Science, Engineering and Architecture
Past Administrative Positions
Graduate Program Coordinator
M.Eng. Program Coordinator
Mechanical Engineering Program Coordinator
Research
Areas of research include analytical, numerical, and experimental characterization of composite structures, multifunctional materials, piezoelectric structures, and magneto-electro-thermo-elastic composites, experimental characterization of natural and biocomposites, biomimetics, design advanced durable and smart composite materials for mining industry, battery electric mine equipment, numerical simulation of static and dynamic behavior of underground mine support systems, energy harvesting from renewable energy sources, and additive manufacturing. Current research projects include: Design advanced smart composite materials/structures using numerical modeling and AI, and design and modeling battery pack using finite element modeling for improved battery safety for underground battery electric mining equipment.
Publications
Selected Publications:
Cai M, Champaigne D, Coulombe JG, Challagulla K. (2019) “Development of two new rockbolts for safe and rapid tunneling in burst-prone ground”, Tunnelling and Underground Space Technology, 91, pp. 103010
Nguyen BV, Challagulla K, Venkatesh TA, Hadjiloizi DA, Georgiades AV. (2016) “Effects of porosity distribution and porosity volume fraction on the electromechanical properties of 3-3 piezoelectric foams”, Smart Materials and Structures,Vol. 25. No. 12, 15p
Singh J, Venkatesh TA, Challagulla KS. (2013) “Electromechanical properties of relaxor ferroelectric foams”, Applied Physics Letters, Vol. 103. No. 17, p.172901
Bosse PW, Challagulla KS,Venkatesh TA. (2012) “Effect of foam shape and porosity aspect ratio on the electromechanical properties of 3-3 piezoelectric foams”, Acta Materialia, Vol. 60. No. 19, p. 6464-6475
Challagulla KS,Venkatesh TA. (2012) “Electromechanical response of piezoelectric foams”, Acta Materialia, Vol. 60, No. 5, p. 2111-2127
Challagulla KS, Georgiades AV. (2011) “Micromechanical analysis of magneto-electro-thermo-elastic composite materials with applications to multilayered structures”, International Journal of Engineering Science [Special issue on Recent Advances in Micromechanics of Materials], Vol. 49. No. 1, p. 85-104
Challagulla KS, Georgiades AV, Kalamkarov AL. (2010) “Asymptotic homogenization modeling of smart composite generally orthotropic grid-reinforced shells: Part I - Theory”, European Journal of Mechanics – A/Solids, Vol. 29. No. 4, p. 530-540
Georgiades AV, Challagulla KS, Kalamkarov AL. (2010) “Asymptotic homogenization modeling of smart composite generally orthotropic grid-reinforced shells: Part II- Applications”, European Journal of Mechanics – A/Solids, Vol. 29. No. 4, p. 541-556
Challagulla KS, Georgiades AV, Saha GC, Kalamkarov AL. (2008) “Micromechanical analysis of grid-reinforced thin composite generally orthotropic shells”, Composites Part B: Engineering, Vol. 39, No. 4, p. 627-644
Challagulla KS, Georgiades AV, Kalamkarov AL. (2007) “Asymptotic homogenization model for three-dimensional network reinforced composite structures”, Journal of Mechanics of Materials and Structures, Vol. 2, No. 4, p. 613-632
Georgiades AV, Challagulla KS, Kalamkarov AL. (2006) “Modeling of the thermopiezoelastic behavior of prismatic smart composite structures made of orthotropic materials”, Composites Part B: Engineering, Vol. 37, No. 7-8, p. 569-582