Energy harvesting towards self-powered IoT devices

H Elahi, K Munir, M Eugeni, S Atek, P Gaudenzi - Energies, 2020 - mdpi.com
The internet of things (IoT) manages a large infrastructure of web-enabled smart devices,
small devices that use embedded systems, such as processors, sensors, and …

Thermoelectricity for IoT–A review

M Haras, T Skotnicki - Nano Energy, 2018 - Elsevier
We are witnessing an unprecedented expansion of Internet of Things (IoT) market, whose
nodes are already outnumbering human population several times. Despite the huge …

Reduction of thermal conductivity by surface scattering of phonons in periodic silicon nanostructures

R Anufriev, J Maire, M Nomura - Physical Review B, 2016 - APS
We investigate the impact of various phonon-scattering mechanisms on the in-plane thermal
conductivity of suspended silicon thin films with two-dimensional periodic arrays of holes, ie …

MEMS based energy harvesting for the Internet of Things: a survey

H Sun, M Yin, W Wei, J Li, H Wang, X ** - Microsystem Technologies, 2018 - Springer
Abstract The Internet of Things (IoT) can manage a large number of smart wireless devices
and form a networking infrastructure connected to the Internet. Traditional batteries in IoT …

Nanowires: A route to efficient thermoelectric devices

F Domínguez-Adame, M Martín-González… - Physica E: Low …, 2019 - Elsevier
Miniaturization of electronic devices aims at manufacturing ever smaller products, from
mesoscopic to nanoscopic sizes. This trend is challenging because the increased levels of …

The effect of ultrasmall grain sizes on the thermal conductivity of nanocrystalline silicon thin films

B Jugdersuren, BT Kearney, JC Culbertson… - Communications …, 2021 - nature.com
Nanocrystallization has been an important approach for reducing thermal conductivity in
thermoelectric materials due to limits on phonon mean-free path imposed by the …

Impact of limiting dimension on thermal conductivity of one-dimensional silicon phononic crystals

R Yanagisawa, J Maire, A Ramiere, R Anufriev… - Applied Physics …, 2017 - pubs.aip.org
We present experimental and theoretical investigations on the roles of the limiting
dimensions, such as the smallest dimension, surface roughness, and density of holes in the …

Impact of nanopillars on phonon dispersion and thermal conductivity of silicon membranes

R Anufriev, D Ohori, Y Wu, R Yanagisawa, L Jalabert… - Nanoscale, 2023 - pubs.rsc.org
The performance of silicon-based thermoelectric energy generators is limited by the high
thermal conductivity of silicon. Theoretical works have long proposed reducing the thermal …

Thermoelectric enhancement of silicon membranes by ultrathin amorphous films

A George, R Yanagisawa, R Anufriev… - … applied materials & …, 2019 - ACS Publications
We propose a simple, low-cost, and large-area method to increase the thermoelectric figure
of merit (ZT) in silicon membranes by the deposition of an ultrathin aluminum layer …

Phonon and heat transport control using pillar-based phononic crystals

R Anufriev, M Nomura - Science and Technology of Advanced …, 2018 - Taylor & Francis
Phononic crystals have been studied for the past decades as a tool to control the
propagation of acoustic and mechanical waves. Recently, researchers proposed that …