Recent developments in photoresists for extreme-ultraviolet lithography
This report describes recent developments and current needs in the field of high-resolution
photopolymers and photomolecules briefly describing prior generation lithographic …
photopolymers and photomolecules briefly describing prior generation lithographic …
Organometallic and coordinative photoresist materials for EUV lithography and related photolytic mechanisms
Sub-10 nm patterning with extreme ultraviolet (EUV) light is receiving immediate attention as
a next-generation nanolithography technique, but photoresist materials optimized to EUV …
a next-generation nanolithography technique, but photoresist materials optimized to EUV …
Key role of very low energy electrons in tin-based molecular resists for extreme ultraviolet nanolithography
I Bespalov, Y Zhang, J Haitjema… - … applied materials & …, 2020 - ACS Publications
Extreme ultraviolet (EUV) lithography (13.5 nm) is the newest technology that allows high-
throughput fabrication of electronic circuitry in the sub-20 nm scale. It is commonly assumed …
throughput fabrication of electronic circuitry in the sub-20 nm scale. It is commonly assumed …
Mechanistic advantages of organotin molecular EUV photoresists
Extreme ultraviolet (EUV)-induced radiation exposure chemistry in organotin–oxo systems,
represented by the archetypal [(R–Sn) 12O14 (OH) 6](A) 2 cage, has been investigated with …
represented by the archetypal [(R–Sn) 12O14 (OH) 6](A) 2 cage, has been investigated with …
Absorption coefficient of metal-containing photoresists in the extreme ultraviolet
R Fallica, J Haitjema, L Wu… - Journal of Micro …, 2018 - spiedigitallibrary.org
The amount of absorbed light in thin photoresist films is a key parameter in photolithographic
processing, but its experimental measurement is not straightforward. The optical absorption …
processing, but its experimental measurement is not straightforward. The optical absorption …
UV and VUV-induced fragmentation of tin-oxo cage ions
Photoresist materials are being optimized for the recently introduced Extreme Ultraviolet
(EUV) photolithographic technology. Organometallic compounds are potential candidates …
(EUV) photolithographic technology. Organometallic compounds are potential candidates …
Extreme ultraviolet patterning of tin-oxo cages
J Haitjema, Y Zhang, M Vockenhuber… - Journal of Micro …, 2017 - spiedigitallibrary.org
We report on the extreme ultraviolet (EUV) patterning performance of tin-oxo cages. These
cage molecules were already known to function as a negative tone photoresist for EUV …
cage molecules were already known to function as a negative tone photoresist for EUV …
Unravelling the effect of fluorinated ligands in hybrid EUV photoresists by X-ray spectroscopy
Organic–inorganic hybrid compounds are arising as promising resist materials for extreme-
ultraviolet (EUV) lithography, a new technique introduced in the semiconductor industry for …
ultraviolet (EUV) lithography, a new technique introduced in the semiconductor industry for …
High-Resolution Lithographic Patterning with Organotin Films: Role of CO2 in Differential Dissolution Rates
N Kenane, DA Keszler - ACS Applied Materials & Interfaces, 2021 - ACS Publications
Details of the chemistry enabling the patterning of organotin photoresists to single-digit-nm
resolution continue to engage study. In this report, we examine the contributions of …
resolution continue to engage study. In this report, we examine the contributions of …
Mechanistic insights in Zr-and Hf-based molecular hybrid EUV photoresists
Background: Inorganic resists show promising performances in extreme ultraviolet (EUV)
lithography. Yet, there is a need for understanding the exact chemical mechanisms induced …
lithography. Yet, there is a need for understanding the exact chemical mechanisms induced …