Plasma erosion resistant thin film coating for high temperature application

V Firouzdor, BP Kanungo, JY Sun, MJ Salinas… - US Patent …, 2018 - Google Patents
An article such as a susceptor includes a body of a thermally conductive material coated by
a first protective layer and a second protective layer over a surface of the body. The first …

Fluoride glazes from fluorine ion treatment

C Lee, JY Sun - US Patent 9,850,161, 2017 - Google Patents
An article comprises a body having a coating. The coating comprising a mixture of a first
oxide and a second oxide. The coating includes a glaze on a surface of the coating, the …

Low temperature fluoride glasses and glazes

C Lee, JY Sun - US Patent 9,957,192, 2018 - Google Patents
An article comprises a body having a coating. The coating comprising a eutectic system
having a super-lattice of a first fluoride and a second fluoride. The coating includes a glaze …

Protective coatings resistant to reactive plasma processing

JY Sun, RG Duan, KS Collins - US Patent 9,017,765, 2015 - Google Patents
Embodiments of the invention relate to compositions of metal oxyfluoride-comprising glazes
or metal fluoride-comprising glazes, glass ceramics, and combinations thereof which are …

Plasma resistant ceramic coated conductive article

JY Sun, BP Kanungo, RG Duan, H Noorbakhsh… - US Patent …, 2016 - Google Patents
To manufacture a ceramic coated article, at least one surface of a conductive article is
roughened to a roughness of approximately 100 micro-inches (μin) to approximately 300 …

Ceramic article with reduced surface defect density and process for producing a ceramic article

RG Duan, T Lill, JY Sun, B Schwarz - US Patent 9,034,199, 2015 - Google Patents
(57) ABSTRACT A machined ceramic article having an initial Surface defect density and an
initial Surface roughness is provided. The machined ceramic article is heated to a …

Single-body electrostatic chuck

S Thach, D Lubomirsky, JY Sun… - US Patent …, 2015 - Google Patents
BACKGROUND In the semiconductor industry, devices are fabricated by a number of
manufacturing processes producing structures of an ever-decreasing size. Some …

Substrate support assembly having metal bonded protective layer

VD Parkhe, KR Narendrnath - US Patent 9,685,356, 2017 - Google Patents
A substrate support assembly comprises a ceramic body and a thermally conductive base
bonded to a lower surface of the ceramic body. The substrate support assembly further …

Ion assisted deposition for rare-earth oxide based coatings on lids and nozzles

JY Sun, BP Kanungo, V Firouzdor, Y Zhang - US Patent 9,583,369, 2017 - Google Patents
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Chemistry compatible coating material for advanced device on-wafer particle performance

JY Sun, BP Kanungo, D Lubomirsky - US Patent 9,343,289, 2016 - Google Patents
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2006.0068. 189 A1 3/2006 Raybould et al. 2006/0096.703 A1 5/2006 Moriya et al. C04B …