From unregulated networks to designed microstructures: introducing heterogeneity at different length scales in photopolymers for additive manufacturing

M Ahmadi, K Ehrmann, T Koch, R Liska… - Chemical …, 2024 - ACS Publications
Photopolymers have been optimized as protective and decorative coating materials for
decades. However, with the rise of additive manufacturing technologies, vat …

Polymer design for 3D printing elastomers: recent advances in structure, properties, and printing

J Herzberger, JM Sirrine, CB Williams… - Progress in Polymer …, 2019 - Elsevier
Elastomers are a unique and important class of polymers that enjoy applications in virtually
every industry, including healthcare, aerospace, automotive, and apparel. However, due to …

Volumetric additive manufacturing of silica glass with microscale computed axial lithography

JT Toombs, M Luitz, CC Cook, S Jenne, CC Li… - Science, 2022 - science.org
Glass is increasingly desired as a material for manufacturing complex microscopic
geometries, from the micro-optics in compact consumer products to microfluidic systems for …

3D printing of unsupported multi-scale and large-span ceramic via near-infrared assisted direct ink writing

Y Zhao, J Zhu, W He, Y Liu, X Sang, R Liu - Nature communications, 2023 - nature.com
In the three-dimensional printing process of ceramic with low-angle structures, additional
supporting structures are usually employed to avoid collapse of overhanging parts …

A novel injectable piezoelectric hydrogel for periodontal disease treatment

L Roldan, C Montoya, V Solanki, KQ Cai… - … Applied Materials & …, 2023 - ACS Publications
Periodontal disease is a multifactorial, bacterially induced inflammatory condition
characterized by the progressive destruction of periodontal tissues. The successful …

3D printing of multi-scalable structures via high penetration near-infrared photopolymerization

J Zhu, Q Zhang, T Yang, Y Liu, R Liu - Nature communications, 2020 - nature.com
Abstract 3D printing consisted of in-situ UV-curing module can build complex 3D structures,
in which direct ink writing can handle versatile materials. However, UV-based direct ink …

Highly tunable thiol‐ene photoresins for volumetric additive manufacturing

CC Cook, EJ Fong, JJ Schwartz… - Advanced …, 2020 - Wiley Online Library
Volumetric additive manufacturing (VAM) forms complete 3D objects in a single photocuring
operation without layering defects, enabling 3D printed polymer parts with mechanical …

[HTML][HTML] High temperature vat photopolymerization 3D printing of fully bio-based composites: Green vegetable oil epoxy matrix & bio-derived filler powder

L Pezzana, R Wolff, J Stampfl, R Liska… - Additive …, 2024 - Elsevier
Additive manufacturing (AM) is a well-established process which allows to generate
complex and accurate geometry required in several applications, from medical to automotive …

Upconversion particle-assisted NIR polymerization enables microdomain gradient photopolymerization at inter-particulate length scale

P Hu, H Xu, Y Pan, X Sang, R Liu - Nature Communications, 2023 - nature.com
High crosslinking and low shrinkage stress are difficult to reconcile in the preparation of
performance-enhancing photopolymer materials. Here we report the unique mechanism of …

Differentiation of physical and chemical cross-linking in gelatin methacryloyl hydrogels

L Rebers, R Reichsöllner, S Regett, GEM Tovar… - Scientific reports, 2021 - nature.com
Gelatin methacryloyl (GM) hydrogels have been investigated for almost 20 years, especially
for biomedical applications. Recently, strengthening effects of a sequential cross-linking …