Two‐photon polymerization lithography for optics and photonics: fundamentals, materials, technologies, and applications

H Wang, W Zhang, D Ladika, H Yu… - Advanced Functional …, 2023 - Wiley Online Library
The rapid development of additive manufacturing has fueled a revolution in various research
fields and industrial applications. Among the myriad of advanced 3D printing techniques …

Two‐photon polymerization: fundamentals, materials, and chemical modification strategies

S O'Halloran, A Pandit, A Heise, A Kellett - Advanced Science, 2023 - Wiley Online Library
Two‐photon polymerization (TPP) has become a premier state‐of‐the‐art method for
microscale fabrication of bespoke polymeric devices and surfaces. With applications ranging …

Two-step absorption instead of two-photon absorption in 3D nanoprinting

V Hahn, T Messer, NM Bojanowski, ER Curticean… - Nature …, 2021 - nature.com
The quadratic optical nonlinearity arising from two-photon absorption provides the crucial
spatial concentration of optical excitation in three-dimensional (3D) laser nanoprinting, with …

Rapid, continuous projection multi-photon 3D printing enabled by spatiotemporal focusing of femtosecond pulses

P Somers, Z Liang, JE Johnson… - Light: Science & …, 2021 - nature.com
There is demand for scaling up 3D printing throughput, especially for the multi-photon 3D
printing process that provides sub-micrometer structuring capabilities required in diverse …

Ultrahigh-printing-speed photoresists for additive manufacturing

T Liu, P Tao, X Wang, H Wang, M He, Q Wang… - Nature …, 2024 - nature.com
Printing technology for precise additive manufacturing at the nanoscale currently relies on
two-photon lithography. Although this methodology can overcome the Rayleigh limit to …

Two decades of two-photon lithography: Materials science perspective for additive manufacturing of 2D/3D nano-microstructures

A Jaiswal, CK Rastogi, S Rani, GP Singh, S Saxena… - Iscience, 2023 - cell.com
Two-photon lithography (TPL) is a versatile technology for additive manufacturing of 2D and
3D micro/nanostructures with sub-wavelength resolved features. Recent advancement in …

From pixels to voxels: A mechanistic perspective on volumetric 3D-printing

Q Thijssen, J Toombs, CC Li, H Taylor… - Progress in Polymer …, 2023 - Elsevier
The introduction of chemical and/or optical nonlinearity to 3D-printing has paved the way
towards volumetric 3D-printing, enabling remarkable advancements in speed, resolution …

From light to structure: photo initiators for radical two‐photon polymerization

T Wloka, M Gottschaldt… - Chemistry–A European …, 2022 - Wiley Online Library
Abstract Two‐photon polymerization (2PP) represents a powerful technique for the
fabrication of precise three‐dimensional structures on a micro‐and nanometer scale for …

Photoredox catalysis mediated by tungsten (0) arylisocyanides

J Fajardo Jr, AT Barth, M Morales… - Journal of the …, 2021 - ACS Publications
W (CNAr) 6 (CNAr= arylisocyanide) photoreductants catalyze base-promoted homolytic
aromatic substitution (BHAS) of 1-(2-iodobenzyl)-pyrrole in deuterated benzene. Moderate …

Understanding and overcoming proximity effects in multi-spot two-photon direct laser writing

C Arnoux, LA Pérez-Covarrubias, A Khaldi… - Additive …, 2022 - Elsevier
Although additive manufacturing using multi-photon direct laser writing is nowadays
considered as a major tool in the fabrication of future nano/micro-objects and optical …