High-aspect-ratio sub-diffraction-limit objects fabricated with two-photon-absorption photopolymerization

Engineering & Materials Science

• Photopolymerization 98%
• Photons 72%
• Diffraction 65%
• Aspect ratio 56%
• Ultrashort pulses 49%
• Femtosecond lasers 47%
• Laser modes 43%
• Sapphire 40%
• Photoresists 38%
• Light sources 33%
• Lenses 31%
• Lasers 23%

Physics & Astronomy

• high aspect ratio 65%
• photons 33%
• diffraction 32%
• multiphoton absorption 27%
• lasers 26%
• numerical aperture 22%
• photoresists 21%
• aspect ratio 18%
• sapphire 17%
• light sources 16%
• oscillators 15%
• lenses 14%
• pulses 10%

Chemical Compounds

• Multiphoton Absorption 100%
• Two-Photon Absorption 74%
• Photopolymerization 66%
• Dimension 46%