53 citations · 78 across the 10 of their papers we have counts for
10 papers
Control and modulation of droplet vaporization rates via competing ferro- and electro-hydrodynamics
Purbarun Dhar, Vivek Jaiswal, Hanumant Chate +1
Modification and control over the vaporization kinetics of microfluidic droplets may have strong utilitarian implications in several scientific and technological applications. The…
Streamer evolution arrest governed amplified AC breakdown strength of graphene and CNT colloids
Purbarun Dhar, Ankur Chattopadhyay, Lakshmi Sirisha Maganti +1
The present article experimentally explores the concept of large improving the AC dielectric breakdown strength of insulating mineral oils by the addition of trace amounts of graph…
Amplifying thermal conduction calibre of nanocolloids employing induced electrophoresis
Purbarun Dhar, Lakshmi Sirisha Maganti, A R Harikrishnan +1
Electrophoresis has been shown as a novel methodology to enhance heat conduction capabilities of nanocolloidal dispersions. A thoroughly designed experimental system has been envis…
Heat spreader with parallel microchannel configurations employing nanofluids for near active cooling of MEMS
Lakshmi Sirisha Maganti, Purbarun Dhar, T Sundararajan +1
While parallel microchannel based cooling systems have been around for quite a period of time, employing the same and incorporating them for near active cooling of microelectronic…
Smart viscoelastic and self-healing characteristics of graphene nano-gels
Purbarun Dhar, Ajay Katiyar, Lakshmi Sirisha Maganti
Readily synthesizable nano-graphene and poly ethylene glycol based stable gels have been synthesized employing an easy refluxing method and exhaustive rheological and viscoelastic…
Selecting optimal parallel microchannel configurations for active hot spot mitigation of multicore microprocessors in real time
Lakshmi Sirisha Maganti, Purbarun Dhar, T Sundararajan +1
Design of effective micro cooling systems to address the challenges of ever increasing heat flux from microdevices requires deep examination of real time problems and has been tack…
Thermally smart characteristics of nanofluids in parallel microchannel systems to mitigate hot spots in MEMS
Lakshmi Sirisha Maganti, Purbarun Dhar, T Sundararajan +1
Mitigation of hot spots in MEMS employing in situ microchannel systems requires a comprehensive picture of the maldistribution of the working fluid and uniformity of cooling within…
Particle and thermo-hydraulic maldistribution of nanofluids in parallel microchannel systems
Lakshmi Sirisha Maganti, Purbarun Dhar, T. sundararajan +1
Fluidic maldistribution in microscale multichannel devices requires deep understanding to achieve optimized flow and heat transfer characteristics. A thorough computational study h…
Enhanced dielectric breakdown performance of anatase and rutile titania based nano-oils
Ajay Katiyar, Purbarun Dhar, Lakshmi Sirisha Maganti +1
Nano oils synthesized by dispersing dielectric nanostructures counter common intuition as such nano oils possess substantially higher positive dielectric breakdown voltage with red…
Superior dielectric breakdown strength of graphene and carbon nanotube infused nano oils
Purbarun Dhar, Ajay Katiyar, Lakshmi Sirisha Maganti +2
Nano oils comprising Graphene nanoflakes and CNTs have been experimentally observed for the first time to exhibit augmented dielectric breakdown strengths compared to the base tran…