High molecular weight block copolymer lithography for nanofabrication of hard mask and photonic nanostructures

S Rasappa, H Hulkkonen, L Schulte, S Ndoni… - Journal of colloid and …, 2019 - Elsevier
… nor sufficiently robust for wafer-scale nanopatterning. Recently… used as an etch mask to
pattern Cr with a film thickness of 5–… Direct nanopatterning of Si and Cr hard masks was obtained …

Universal interfacial control through polymeric nanomosaic coating for block copolymer nanopatterning

DH Kim, SY Kim - ACS nano, 2020 - ACS Publications
… as an inexpensive, robust, and reliable patterning method. As … films, which often cannot
provide necessary nanopatterns. … the PNM layer with a shadow mask using UVO or an oxygen …

Fabrication of Dual Nanopatterns by Spatial Control of Nanodomain Orientation of Block Copolymer Thin Films

C Choi, J Jang, SY Park, J Lee… - ACS Applied Polymer …, 2020 - ACS Publications
… Because of a strong acid of HF, its concentration in DI water has to be as small as possible
… as a mask. When we used dual nanopatterns on the silicon substrate as an etching mask, a …

Thin film block copolymer self-assembly for nanophotonics

AA Kulkarni, GS Doerk - Nanotechnology, 2022 - iopscience.iop.org
… of block copolymer-based nanopatterning and highlights … self-assembled block copolymer
nanopatterns and improved … polymer removal by ashing produced robust etch masks for highly …

Block copolymer nanopatterning for nonsemiconductor device applications

GG Yang, HJ Choi, KH Han, JH Kim… - … Applied Materials & …, 2022 - ACS Publications
… thick film (ie, more than 1 μm) based on BCP nanopatterning, … of BCP nanopatterns with
mechanically robust micropatterns … Using a BCP nanopattern as a patterning mask, electrodes …

Hierarchical, self-assembled metasurfaces via exposure-controlled reflow of block copolymer-derived nanopatterns

AA Kulkarni, GS Doerk - ACS Applied Materials & Interfaces, 2022 - ACS Publications
… Furthermore, although the smallest shadow mask feature we … By applying our method to thin
film nanopatterns formed by … -range order, highlights their strong potential for the fabrication …

Recent Advances in Block-Copolymer Nanostructured Subwavelength Antireflective Surfaces

SH Mir, G Rydzek, LA Nagahara… - Journal of The …, 2019 - iopscience.iop.org
… Recent nanopatterning approaches have allowed fabrication of bioinspired nanostructured
… weight block copolymers (to enable masks with higher periodicity), that still have reliable

Direct Printing of Ultrathin Block Copolymer Film with Nano‐in‐Micro Pattern Structures

TW Park, YL Kang, EB Kang, H Jung, SK Lee… - Advanced …, 2023 - Wiley Online Library
… a useful and reliable dual nanopatterning method capable of … desired surfaces by controlling
the film thickness of BCPs, the … The remaining PR patterns were used as an etch mask to …

Optimized design of block copolymers with covarying properties for nanolithography

H Feng, M Dolejsi, N Zhu, S Yim, W Loo, P Ma… - Nature Materials, 2022 - nature.com
… simulations to specify the design rules for block copolymer (BCP) materials for use in the …
film, followed by an Ar/O 2 etch, leaving a line-space pattern of alumina as an etch mask (Fig…

Nano-patterning on multilayer MoS2 via block copolymer lithography for highly sensitive and responsive phototransistors

H Park, J Lee, G Han, AA AlMutairi, YH Kim… - Communications …, 2021 - nature.com
copolymer (RCP) as well as to prevent damage to MoS 2 during the etching process 26,31,37
. The BCP was spin-coated on the RCP film … The BCP nanotemplate was used as a mask