Ultralightweight and 3D squeezable graphene-polydimethylsiloxane composite foams as piezoresistive sensors

D Sengupta, Y Pei, AGP Kottapalli - ACS applied materials & …, 2019 - ACS Publications
The growing demand for flexible, ultrasensitive, squeezable, skin-mountable, and wearable
sensors tailored to the requirements of personalized health-care monitoring has fueled the …

Single and bundled carbon nanofibers as ultralightweight and flexible piezoresistive sensors

D Sengupta, SH Chen, A Michael, CY Kwok… - npj Flexible …, 2020 - nature.com
This work demonstrates the application of electrospun single and bundled carbon
nanofibers (CNFs) as piezoresistive sensing elements in flexible and ultralightweight …

Piezoresistive carbon nanofiber-based cilia-inspired flow sensor

D Sengupta, D Trap, AGP Kottapalli - Nanomaterials, 2020 - mdpi.com
Evolving over millions of years, hair-like natural flow sensors called cilia, which are found in
fish, crickets, spiders, and inner ear cochlea, have achieved high resolution and sensitivity in …

Maximizing polyacrylonitrile nanofiber piezoelectric properties through the optimization of electrospinning and post-thermal treatment processes

S Yu, JA Milam-Guerrero, Y Tai, S Yang… - ACS Applied Polymer …, 2021 - ACS Publications
While high-performance piezoelectric polymeric nanofibers such as polyvinylidene fluoride
and its derivatives have been extensively studied to various applications, limited works …

Flexible Graphene-on-PDMS sensor for human motion monitoring applications

D Sengupta, V Muthuram… - 2020 IEEE SENSORS, 2020 - ieeexplore.ieee.org
In this work, a 4-step method of develo** flexible, stretchable, and thin graphene-on-
polydimethylsiloxane (PDMS) piezoresistive strain sensors is presented. The proposed …

Interfacing biomimetics and nanomaterials for next generation wearables

D Sengupta - 2022 - research.rug.nl
With the steady rise in average life expectancy across the globe in the last century, lifestyle
related diseases are causing a burden on existing healthcare infrastructure. Emerging …