Composition and strain in thin Si1− xGex virtual substrates measured by micro-Raman spectroscopy and x-ray diffraction

TS Perova, J Wasyluk, K Lyutovich, E Kasper… - Journal of Applied …, 2011 - pubs.aip.org
Micro-Raman spectroscopy was employed for the determination of the germanium content, x
and strain, ε⁠, in ultrathin SiGe virtual substrates grown directly on Si by molecular beam …

Past, present and future: SiGe and CMOS transistor scaling

KJ Kuhn, A Murthy, R Kotlyar, M Kuhn - ECS Transactions, 2010 - iopscience.iop.org
This paper discusses the historical role that SiGe has played in driving the CMOS scaling
roadmap, including discussion of NMOS biaxial strain and PMOS uniaxial strain. The paper …

Near-infrared light absorption by polycrystalline SiSn alloys grown on insulating layers

M Kurosawa, M Kato, T Yamaha, N Taoka… - Applied Physics …, 2015 - pubs.aip.org
High-Sn-content SiSn alloys are strongly desired for the next-generation near-infrared
optoelectronics. A polycrystalline growth study has been conducted on amorphous SiSn …

Bulk-suppressed and surface-sensitive Raman scattering by transferable plasmonic membranes with irregular slot-shaped nanopores

RM Wyss, G Kewes, P Marabotti, SM Koepfli… - Nature …, 2024 - nature.com
Raman spectroscopy enables the non-destructive characterization of chemical composition,
crystallinity, defects, or strain in countless materials. However, the Raman response of …

Lattice deformation at submicron scale: X-ray nanobeam measurements of elastic strain in electron shuttling devices

C Corley-Wiciak, MH Zoellner, I Zaitsev, K Anand… - Physical Review …, 2023 - APS
The lattice strain induced by metallic electrodes can impair the functionality of advanced
quantum devices operating with electron or hole spins. Here, we investigate the deformation …

Germanium content and strain in Si1− xGex alloys characterized by Raman spectroscopy

D Rouchon, M Mermoux, F Bertin, JM Hartmann - Journal of crystal growth, 2014 - Elsevier
Previous Raman spectroscopy studies on SiGe alloys have left rather large uncertainties
concerning the relationships between the Raman peaks׳ frequency shifts and stress. In this …

Highly Mismatched, Dislocation-Free SiGe/Si Heterostructures.

F Isa, M Salvalaglio, YA Dasilva, M Meduňa… - … (Deerfield Beach, Fla …, 2015 - europepmc.org
Defect-free mismatched heterostructures on Si substrates are produced by an innovative
strategy. The strain relaxation is engineered to occur elastically rather than plastically by …

Impact of SiGe layer thickness in starting substrates on strained Ge-on-insulator pMOSFETs fabricated by Ge condensation method

KW Jo, WK Kim, M Takenaka, S Takagi - Applied Physics Letters, 2019 - pubs.aip.org
We study the impact of the SiGe thickness in starting substrates composed of Si/Si 0.25 Ge
0.75/SOI (100) structures for the Ge condensation process on the resulting Ge-on-insulator …

Comparative structural and optical studies on pellet and powder samples of BaTiO3 near phase transition temperature

V Mishra, A Kumar, A Sagdeo, PR Sagdeo - Ceramics International, 2020 - Elsevier
In order to investigate the possible effect of inter-granular strain on the physical properties of
Barium titanate (BaTiO 3), comparative studies have been carried out on the polycrystalline …

Probing Lattice Dynamics and Electronic Resonances in Hexagonal Ge and SixGe1–x Alloys in Nanowires by Raman Spectroscopy

D De Matteis, M De Luca, EMT Fadaly, MA Verheijen… - ACS …, 2020 - ACS Publications
Recent advances in nanowire synthesis have enabled the realization of crystal phases that
in bulk are attainable only under extreme conditions, ie, high temperature and/or high …