Photophysics and photochemistry of NIR absorbers derived from cyanines: key to new technologies based on chemistry 4.0

B Strehmel, C Schmitz, C Kütahya… - Beilstein Journal of …, 2020 - beilstein-journals.org
Cyanines derived from heptamethines were mainly discussed regarding their
functionalization to broaden the solubility in different surroundings exhibiting either …

A review on laser transmission welding of thermoplastics

J Wu, S Lu, HJ Wang, Y Wang, FB Xia - The International Journal of …, 2021 - Springer
Thermoplastics are widely used in industry and life fields. Laser transmission welding (LTW)
provides a solution to improve comprehensive performances of different thermoplastics. This …

New high‐power LEDs open photochemistry for near‐infrared‐sensitized radical and cationic photopolymerization

C Schmitz, Y Pang, A Gülz, M Gläser… - Angewandte Chemie …, 2019 - Wiley Online Library
Cyanines derived from heptamethines were investigated in combination with iodonium salts
as initiators of the radical polymerization of tripropylene glycol diacrylate and epoxides …

Photochemistry with Cyanines in the Near Infrared: A Step to Chemistry 4.0 Technologies

B Strehmel, C Schmitz, K Cremanns… - Chemistry–A European …, 2019 - Wiley Online Library
Cyanines covering the absorption in the near infrared (NIR) are attractive for distinct
applications. They can interact either with lasers exhibiting line‐shaped focus emitting at …

Optimization of mechanical properties of PP/EPDM/clay nanocomposite fabricated by friction stir processing with response surface methodology and neural networks

MR Nakhaei, A Mostafapour, G Naderi - Polymer Composites, 2017 - Wiley Online Library
In this article, effects of friction stir processing parameters such as tool rotational speed,
traverse speed, shoulder temperature, and number of passes on tensile modulus and impact …

Prediction and optimization of joint quality in laser transmission welding using serial artificial neural networks and their integration with Markov decision process

Y Liu, F Liu, W Zhang, X Ding, F Arai - Journal of Laser Applications, 2024 - pubs.aip.org
Laser transmission welding is a highly accurate method for joining plastics, but its diverse
process parameters require effective modeling for optimal results. Traditional artificial neural …

On the Relationship Between Laser Welding Process Variables in Through-transmission Laser Welding (TTLW) of Polycarbonate Plastics.

R Rudrapati, PK Pal, J Ojha - Lasers in Engineering (Old City …, 2019 - search.ebscohost.com
Present study is aimed to investigate the effects of welding input parameters: power,
scanning speed and beam diameter on maximum weld interface temperature and weld …

Neue Hochleistungs‐LEDs ermöglichen Photochemie für die Nahinfrarot‐sensibilisierte radikalische und kationische Photopolymerisation

C Schmitz, Y Pang, A Gülz, M Gläser… - Angewandte …, 2019 - Wiley Online Library
Cyaninderivate von Heptamethinen wurden mit Iodoniumsalzen auf ihre Fähigkeit zur
Initiierung der radikalischen und kationischen Polymerisation von Tripropylenglykoldiacrylat …

激光透射焊接PMMA 的工艺参数对焊接质量的影响

李倩, 龙庆, 乔海玉, 王传洋 - APPLIED LASER, 2024 - opticsjournal.net
摘要热塑性塑料PMMA 具有较高的透明性和化学稳定性, 被广泛应用于汽车门窗, 车灯等行业.
采用碳黑作为吸收剂, 探究PMMA 激光透射焊接过程中工艺参数(碳黑含量, 线能量密度和PMMA …

Process modeling in welding

A Sharma - Joining Processes for Dissimilar and Advanced …, 2022 - Elsevier
The chapter presents the modeling in welding processes. The process models are the
mathematical replica of the actual processes aimed to portray the inherent mechanism …