Results 11 to 20 of about 118,476 (265)

Vat photopolymerization of multifunctional fresnel lenses for ocular management [PDF]

Frontiers in Bioengineering and Biotechnology
In this study, multifunctional Fresnel lenses were explored as a potential solution for correcting vision in patients with color vision deficiency (CVD) and high myopia.
Murad Ali, Murad Ali, Muhammed Hisham, Rashid K. Abu Al-Rub, Rashid K. Abu Al-Rub, Haider Butt, Haider Butt   +6 more
doaj   +2 more sources

Vat photopolymerization printing of functionalized hydrogels on commercial contact lenses [PDF]

Scientific Reports
Contact lenses are widely used for vision correction and cosmetic purposes. Smart contact lenses offer further opportunities as functionalized non-invasive devices capable of simultaneous vision correction, real-time health monitoring and patient ...
Muhammed Hisham, Haider Butt
doaj   +2 more sources

Vision-guided robotic automation of vat polymerization additive manufacturing production: design, calibration and verification [PDF]

Journal of Intelligent Manufacturing and Special Equipment, 2023
Purpose – This study aims to present a vision-guided robotic system design for application in vat photopolymerization additive manufacturing (AM), enabling vat photopolymerization AM hybrid with injection molding process. Design/methodology/approach – In
Wenzhen Yang, Johan K. Crone, Claus R. Lønkjær, Macarena Mendez Ribo, Shuo Shan, Flavia Dalia Frumosu, Dimitrios Papageorgiou, Yu Liu, Lazaros Nalpantidis, Yang Zhang   +9 more
doaj   +1 more source

Fabrication of ceramics using photosensitive slurries: A comparison between UV-casting replication and vat photopolymerization 3D printing [PDF]

Processing and Application of Ceramics, 2022
The development of photosensitive ceramic slurries for vat photopolymerization (stereolithography or digital light processing) has received much effort in recent years.
de Camargo Italo Leite, Lovo João Fiore Parreira, Erbereli Rogério, Bock Eduardo, Fortulan Carlos Alberto   +4 more
doaj   +1 more source

Novel vat design for liquid crystal display vat photopolymerization: reduction of separation force and pixelated effect

Virtual and Physical Prototyping
Liquid crystal display (LCD) vat photopolymerization (VPP) is increasingly adopted in additive manufacturing for its precision and affordability. However, challenges such as elastic contact between the resin vat interface and the LCD panel increase the ...
Sandeep Kumar Paral, Jeng-Ywan Jeng, Yih-Lin Cheng, Ding-Zheng Lin   +3 more
doaj   +2 more sources

Vat Photopolymerization of Smart Polymers for Biomedical Applications. [PDF]

ACS Appl Polym Mater
Additive manufacturing techniques, particularly vat photopolymerization (VPP), have emerged as significant drivers of advancements in materials and technology.
Bukhari SMZS, Bukhari MA, Hossain M.
europepmc   +2 more sources

Additive Manufacturing of Alumina-Based Ceramic Structures by Vat Photopolymerization: A Review of Strategies for Improving Shaping Accuracy and Properties. [PDF]

Materials (Basel)
Alumina is a polycrystalline oxide ceramic with different structures. Currently, α-alumina with a hexagonal close-packed stacking structure is mainly used for a variety of industrial applications.
Zhao JJ, Zhang YZ, Li JH, Wang ZH, Miao WJ, Wu FB, Wang SQ, Ouyang JH.   +7 more
europepmc   +2 more sources

Hydroxyapatite-Resin Composites Produced by Vat Photopolymerization and Post-Processing via In Situ Hydrolysis of Alpha Tricalcium Phosphate

Ceramics, 2023
Vat photopolymerization is an additive manufacturing technique that utilizes photosensitive resins to fabricate 3D polymeric objects with high precision. However, these objects often lack mechanical strength.
Carolina Oliver-Urrutia, Lenka Drotárová, Sebastián Gascón-Pérez, Karel Slámečka, Simona Ravaszová, Ladislav Čelko, Edgar B. Montufar   +6 more
doaj   +1 more source

Vat Photopolymerization of Glycerol Carbonate Methyl Itaconate for Sustainable 3D Printing. [PDF]

ACS Sustain Chem Eng
The growing interest in 3D printing highlights the need for new formulations that enhance sustainability by utilizing renewable substrates due to their predominantly fossil-derived nature found in most commercial applications produced.
Carmenini R, Dalle Donne M, Locatelli E, Sambri L, Giorgini L, Mazzocchetti L, Comes Franchini M.   +6 more
europepmc   +2 more sources

Vat Photopolymerization-Based Additive Manufacturing of Si₃N₄ Ceramic Structures: Printing Optimization, Debinding/Sintering, and Applications. [PDF]

Materials (Basel)
Si3N4 ceramics and composites stand out for their exceptional mechanical and thermal properties. Compared with conventional ceramic forming processes, 3D printing via vat photopolymerization not only ensures high geometric precision but also improves the
Wang ZH, Zhang YZ, Miao WJ, Wu FB, Wang SQ, Ouyang JH, Wang YM, Zou YC.   +7 more
europepmc   +2 more sources