Polishing of diamond, SiC, GaN based on the oxidation modification of hydroxyl radical: status, challenges and strategies

D Shi, W Zhou, T Zhao - Materials Science in Semiconductor Processing, 2023 - Elsevier
As the wide band-gap semiconductor materials, single crystal diamond, SiC, GaN are the
key in semiconductor fields. Due to the high hardness, high brittleness and strong chemical …

Doping strategy on properties and chemical mechanical polishing performance of CeO2 Abrasives: A DFT assisted experimental study

J Ma, N Xu, J Hu, Y Luo, Y Lin, Y Pu - Applied Surface Science, 2023 - Elsevier
A series of Ce 1-x M x O 2 abrasives with different types and amounts of doping were
prepared by molten salt method. The properties of abrasives were characterized in detail by …

Study on the atomic removal behavior and damage formation mechanism of nano cutting copper–nickel alloy with diamond tool

Y He, Z Gao, M Tang, X Gao, L Fan… - Modelling and Simulation …, 2024 - iopscience.iop.org
The effects of tool rake angle and cutting depth on cutting temperature, cutting force, friction
coefficient of rake tool face, atomic accumulation of chip flow and removal, surface quality …

Adhesion, friction and tribochemical reactions at the diamond–silica interface

M Cutini, G Forghieri, M Ferrario, MC Righi - Carbon, 2023 - Elsevier
Diamond-based coatings are employed in several technological applications, for their
outstanding mechanical properties, biocompatibility, and chemical stability. Of significant …

Trivalent lanthanum and ytterbium doped meso-silica/ceria abrasive systems toward chemical mechanical polishing (CMP) and ultraviolet irradiation-assisted …

Z Kou, C Wang, W Zhou, A Chen, Y Chen - Applied Surface Science, 2024 - Elsevier
Abstract Ceria (CeO 2)-based abrasives are widely utilized in ultra-precision grinding and
chemical mechanical polishing (CMP) applications over silica materials due to their unique …

Nanotribological Properties of Oxidized Diamond/Silica Interfaces: Insights into the Atomistic Mechanisms of Wear and Friction by Ab Initio Molecular Dynamics …

HTT Ta, NV Tran, MC Righi - ACS Applied Nano Materials, 2023 - ACS Publications
Controlling friction and wear at silica–diamond interfaces is crucial for their relevant
applications in tribology such as micro-electromechanical systems and atomic force …

Tribological behavior of single crystal diamond based on UV photocatalytic reaction

W Liu, Q Xiong, J Lu, X Wang, Q Yan - Tribology International, 2022 - Elsevier
The tribological behaviors of single crystal diamond (SCD) under different UV photocatalytic
conditions (UV intensity, H 2 O 2 content, pH) were investigated by ball-on-disk rotating …

Study on incompatible mechanism in chemical mechanical polishing of the novel graphite/diamond composite

J Chen, Z Lin, T Jin, B Liu, A Nie - Applied Surface Science, 2023 - Elsevier
The novel graphite/diamond composite (Gradia) possesses semiconducting instinct
characteristics with controllable resistivity. Surface finishing plays a crucial role in using …

Atomistic wear mechanisms in diamond: effects of surface orientation, stress, and interaction with adsorbed molecules

HTT Ta, NV Tran, MC Righi - Langmuir, 2023 - ACS Publications
Despite its unrivaled hardness, diamond can be severely worn during the interaction with
others, even softer materials. In this work, we calculate from first-principles the energy and …

Investigation on influence of polishing disc materials in UV-catalytic polishing of single crystal diamond

W Liu, J Lu, Q Xiong, X Wang, Q Yan - Diamond and Related Materials, 2024 - Elsevier
The effects of three materials (Fe, SiO 2, Al 2 O 3) on the tribological behavior and material
removal process of single crystal diamond (SCD) in a UV-catalyzed environment were …