Ultra-smooth BaTiO3 surface morphology using chemical mechanical polishing technique for high-k metal-insulator-metal capacitors

HK Sung, C Wang, NY Kim - Materials Science in Semiconductor …, 2015 - Elsevier
The surface roughness of barium titanate (BTO) following its implication by aerosol
deposition method (ADM), is a very important characteristic affecting its potential for use in …

Trap** threading dislocations in germanium trenches on silicon wafer

X Zhao, RT Wen, B Albert, J Michel - Journal of Crystal Growth, 2020 - Elsevier
We show that Ge epilayers on Si substrates with trenches filled by Ge at a different
temperature have very low threading dislocation density compared to blanket Ge epilayers …

Effects of pad temperature on the chemical mechanical polishing of tungsten

HJ Kim, SG Ahn, L Qin, D Koli… - ECS Journal of Solid …, 2014 - iopscience.iop.org
In this study, the effects of pad temperature on the chemical mechanical polishing (CMP) of
tungsten were investigated. During polishing, the pad temperature was monitored and the …

Materials science and design for germanium monolithic light source on silicon

Y Cai - 2014 - dspace.mit.edu
Germanium (Ge) is an optically active material with the advantages of Si-CMOS compatibility
and monolithic integration. It has great potential to be used as the light emitter for Si …

CMP processing of high mobility channel materials: Alternatives to Si

P Ong, L Teugels - Advances in Chemical Mechanical Planarization (CMP …, 2016 - Elsevier
This chapter overviews chemical mechanical polishing (CMP) processes for the
implementation of high mobility materials in advanced complementary metal-oxide …

Controlling germanium CMP selectivity through slurry mediation by surface active agents

A Karagoz, GB Basim - ECS Journal of Solid State Science and …, 2015 - iopscience.iop.org
New developments and device performance requirements in microelectronics industry add
to the challenges in chemical mechanical planarization (CMP) process. One of the recently …

Germanium on silicon heteroepitaxy for high efficiency photovoltaic devices

BR Albert - 2016 - dspace.mit.edu
Optoelectronic devices based on III-V direct gap semiconductors enable efficient energy
conversion for photovoltaic cells, light emission for LEDs, and on-chip communication via …

Experimental study on machining germanium wafer with ice particle, fixed abrasive tools

Z Yu, Y Sun, G Zhang, W Lu, D Zuo - The International Journal of …, 2021 - Springer
A novel ice particle-fixed abrasive tool (IPFAT) was designed and manufactured in this
paper. The uniformity of abrasives distribution in the IPFAT was tested. Using three kinds of …

Understanding defects in germanium and silicon for optoelectronic energy conversion

NS Patel - 2016 - dspace.mit.edu
This thesis explores bulk and interface defects in germanium (Ge) and silicon (Si) with a
focus on understanding the impact defect related bandgap states will have on optoelectronic …

Effect of reactive ion etch on the polishing selectivity during silicon nitride chemical mechanical polishing for sub-10 nm logic device

J Han, X Shi, C Wu, D Koli, HJ Kim - ECS Journal of Solid State …, 2017 - iopscience.iop.org
Abstract Silicon nitride (SiN) Chemical Mechanical Polishing (CMP) was adopted to create a
metal gate capped with dielectric material (SiN) for self-aligned contact (SAC) processing in …