Nanoscale growth initiation as a pathway to improve the earth-abundant absorber zinc phosphide

S Escobar Steinvall, EZ Stutz, R Paul… - ACS Applied Energy …, 2021 - ACS Publications
Growth approaches that limit the interface area between layers to nanoscale regions are
emerging as a promising pathway to limit the interface defect formation due to mismatching …

Carrier generation and collection in Zn3P2/InP heterojunction solar cells

R Paul, SW Tabernig, JR Sapera, J Hurni… - Solar Energy Materials …, 2023 - Elsevier
Abstract Zinc phosphide (Zn 3 P 2) has been lauded as a promising solar absorber material
due to its functional properties and the abundance of zinc and phosphorous. In the last 4 …

van der Waals Epitaxy of Earth-Abundant Zn3P2 on Graphene for Photovoltaics

R Paul, N Humblot, SE Steinvall, EZ Stutz… - Crystal Growth & …, 2020 - ACS Publications
Earth-abundant semiconducting materials are a potential solution for large-scale
deployment of solar cells at a lower cost. Zinc phosphide (Zn3P2) is one such Earth …

Aspect ratio controlled synthesis of tellurium nanowires for photovoltaic applications

D Pokhrel, E Bastola, AB Phillips, MJ Heben… - Materials …, 2020 - pubs.rsc.org
Here, we report an aspect ratio-controlled synthesis of tellurium (Te) nanowires (NWs)
utilizing a hot-injection colloidal method. The synthetic method uses low cost materials …

The path towards 1 µm monocrystalline Zn3P2 films on InP: substrate preparation, growth conditions and luminescence properties

M Zamani, E Stutz, S Escobar, RR Zamani… - Journal of Physics …, 2021 - iopscience.iop.org
Semiconductors made with earth abundant elements are promising as absorbers in future
large-scale deployment of photovoltaic technology. This paper reports on the epitaxial …

Towards defect-free thin films of the earth-abundant absorber zinc phosphide by nanopatterning

SE Steinvall, EZ Stutz, R Paul, M Zamani… - Nanoscale …, 2021 - pubs.rsc.org
Large-scale deployment of thin-film photovoltaics will be facilitated through earth-abundant
components. Herein, selective area epitaxy and lateral overgrowth epitaxy are explored for …

Measuring the optical absorption of single nanowires

MY Swinkels, A Campo, D Vakulov, W Kim… - Physical Review …, 2020 - APS
In this work we present a method to quantitatively measure the optical absorption of single
nanowires that can be applied over a wide range of temperatures and with a high enough …

Raman spectroscopy and lattice dynamics calculations of tetragonally-structured single crystal zinc phosphide (Zn3P2) nanowires

EZ Stutz, SE Steinvall, AP Litvinchuk, JB Leran… - …, 2020 - iopscience.iop.org
Earth-abundant and low-cost semiconductors, such as zinc phosphide (Zn 3 P 2), are
promising candidates for the next generation photovoltaic applications. However, synthesis …

Showcasing the optical properties of monocrystalline zinc phosphide thin films as an earth-abundant photovoltaic absorber

EZ Stutz, M Zamani, DA Damry, L Buswell, R Paul… - Materials …, 2022 - pubs.rsc.org
Zinc phosphide, Zn3P2, is a semiconductor with a high absorption coefficient in the spectral
range relevant for single junction photovoltaic applications. It is made of elements abundant …

[HTML][HTML] Zn/P ratio and microstructure defines carrier density and electrical transport mechanism in earth-abundant Zn3-xP2+ y thin films

R Paul, V Conti, M Zamani, S Escobar-Steinvall… - Solar Energy Materials …, 2023 - Elsevier
Scalable and sustainable photovoltaic technologies require low-cost and earth-abundant
semiconducting materials. Zinc phosphide is purported to be an absorber material with …