Tunable conductivity in mesoporous germanium

MN Beattie, YA Bioud, DG Hobson, A Boucherif… - …, 2018 - iopscience.iop.org
Germanium-based nanostructures have attracted increasing attention due to favourable
electrical and optical properties, which are tunable on the nanoscale. High densities of …

[HTML][HTML] Near-infrared emission from mesoporous crystalline germanium

A Boucherif, A Korinek, V Aimez, R Arès - AIP Advances, 2014 - pubs.aip.org
Mesoporous crystalline germanium was fabricated by bipolar electrochemical etching of Ge
wafer in HF-based electrolyte. It yields uniform mesoporous germanium layers composed of …

Size dependence in hexagonal mesoporous germanium: pore wall thickness versus energy gap and photoluminescence

GS Armatas, MG Kanatzidis - Nano letters, 2010 - ACS Publications
A series of hexagonal mesoporous germanium semiconductors with tunable wall thickness
is reported. These nanostructures possess uniform pores of 3.1− 3.2 nm, wall thicknesses …

Fast growth synthesis of mesoporous germanium films by high frequency bipolar electrochemical etching

YA Bioud, A Boucherif, A Belarouci, E Paradis… - Electrochimica …, 2017 - Elsevier
Mesoporous germanium (MP-Ge) has been predicted to play an important role in a wide
range of potential applications. These porous Ge networks are characterized by physical …

Hexagonal mesoporous germanium

GS Armatas, MG Kanatzidis - Science, 2006 - science.org
The blending of mesoporosity with the properties of semiconductors promises new types of
multifunctional nanomaterials. It would be particularly interesting to combine the shape …

Monolithic integration of mesoporous germanium: A step toward high-performance on-chip anode

A Dupuy, A Roland, MR Aziziyan, S Sauze… - Materials Today …, 2021 - Elsevier
Advanced energy storage systems are one of the essential pillars for accelerating
development of the cutting-edge technologies, including Internet of things and grid energy …

Optical properties of nanoporous germanium thin films

D Cavalcoli, G Impellizzeri, L Romano… - … applied materials & …, 2015 - ACS Publications
In the present article we report enhanced light absorption, tunable size-dependent blue shift,
and efficient electron–hole pairs generation in Ge nanoporous films (np-Ge) grown on Si …

A complete fabrication route for atomic-scale, donor-based devices in single-crystal germanium

G Scappucci, G Capellini, B Johnston, WM Klesse… - Nano Letters, 2011 - ACS Publications
Despite the rapidly growing interest in Ge for ultrascaled classical transistors and innovative
quantum devices, the field of Ge nanoelectronics is still in its infancy. One major hurdle has …

Achieving porous germanium from both p-and n-type epitaxial Ge-on-Si via bipolar potentiostatic etching

Y Zhu, Y Zhang, B Li, GM Xia, RT Wen - Electrochimica Acta, 2023 - Elsevier
Due to the large surface specific area, tunable porosity and refractive index, porous
germanium (Ge) has wide applications in optoelectronics, photovoltaics, anode materials in …

Thermal conductivity of meso-porous germanium

M Isaiev, S Tutashkonko, V Jean… - Applied Physics …, 2014 - pubs.aip.org
Thermal conductivity value of sponge-like meso-porous germanium (meso-PGe) layers
measured by means of photoacoustic technique is reported. The room temperature thermal …