Organometallic and coordinative photoresist materials for EUV lithography and related photolytic mechanisms

G Lim, K Lee, S Choi, HJ Yoon - Coordination Chemistry Reviews, 2023 - Elsevier
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 …

Photo-responsive Polymers based on ο-Nitrobenzyl Derivatives: From Structural Design to Applications

T Liu, B Bao, Y Li, Q Lin, L Zhu - Progress in Polymer Science, 2023 - Elsevier
Abstract ο-Nitrobenzyl (ONB) derivatives are one of the most investigated photo-responsive
functional group that features irreversible photolysis under a light stimulus. They are ease of …

Modular synthesis of phthalaldehyde derivatives enabling access to photoacid generator-bound self-immolative polymer resists with next-generation …

J Deng, S Bailey, S Jiang, CK Ober - Journal of the American …, 2022 - ACS Publications
The resolution, line edge roughness, and sensitivity (RLS) trade-off has fundamentally
limited the lithographic performance of chemically amplified resists. Production of next …

A novel stable zinc–oxo cluster for advanced lithography patterning

Y Si, Y Zhao, G Shi, D Zhou, F Luo, P Chen… - Journal of Materials …, 2023 - pubs.rsc.org
Recently, the development of novel metal-containing resists has received much attention in
extreme ultraviolet lithography (EUVL) owing to their smaller sizes and higher EUV …

Sulfonium-functionalized polystyrene-based nonchemically amplified resists enabling sub-13 nm nanolithography

Z Wang, J Chen, T Yu, Y Zeng, X Guo… - … Applied Materials & …, 2022 - ACS Publications
Nonchemically amplified resists based on triphenyl sulfonium triflate-modified polystyrene
(PSTS) were prepared by a facile method of modification of polystyrene with sulfonium …

Development of nickel-based negative tone metal oxide cluster resists for sub-10 nm electron beam and helium ion beam lithography

R Kumar, M Chauhan, MG Moinuddin… - … applied materials & …, 2020 - ACS Publications
Hybrid metal–organic cluster resist materials, also termed as organo-inorganics,
demonstrate their potential for use in next-generation lithography owing to their ability for …

A review of polymethyl methacrylate (PMMA) as a versatile lithographic resist–With emphasis on UV exposure

F Rahman, DJ Carbaugh, JT Wright, P Rajan… - Microelectronic …, 2020 - Elsevier
This review describes the utility of polymethyl methacrylate (PMMA) as a resist for several
types of lithographic processes. Ordinarily, PMMA is only considered an electron beam …

Review of metal-containing resists in electron beam lithography: perspectives for extreme ultraviolet patterning

MSM Saifullah, N Tiwale… - Journal of Micro …, 2022 - spiedigitallibrary.org
Background: Metal-containing resists entered the mainstream semiconductor industry
process flow to mitigate the low absorbance of extreme ultraviolet (EUV) radiation by thin …

Effect of ambient conditions on radiation-induced chemistries of a nanocluster organotin photoresist for next-generation EUV nanolithography

JT Diulus, RT Frederick, DC Hutchison… - Acs Applied Nano …, 2020 - ACS Publications
Solution-based organometallic nanoclusters are unique nanoscale precursors due to the
ability to precisely control their size, shape, structure, and assembly. The interaction of …

Organotin in nonchemically amplified polymeric hybrid resist imparts better resolution with sensitivity for next-generation lithography

J Peter, MG Moinuddin, S Ghosh… - ACS Applied Polymer …, 2020 - ACS Publications
Given the need for a next-generation technology node in the area of integrated circuits (ICs),
improvement in the properties of resist materials, particularly sensitivity (ED), resolution …