no code implementations • 10 Oct 2022 • Alexander Luce, Ali Mahdavi, Heribert Wankerl, Florian Marquardt
The task of designing optical multilayer thin-films regarding a given target is currently solved using gradient-based optimization in conjunction with methods that can introduce additional thin-film layers.
no code implementations • 30 Nov 2021 • Heribert Wankerl, Christopher Wiesmann, Laura Kreiner, Rainer Butendeich, Alexander Luce, Sandra Sobczyk, Maike Lorena Stern, Elmar Wolfgang Lang
In this work, we demonstrate that a specifically designed multi-layer thin film on top of a white LED increases the power of pure white light emitted in forward direction.
1 code implementation • 24 Nov 2021 • Alexander Luce, Ali Mahdavi, Florian Marquardt, Heribert Wankerl
Achieving the desired optical response from a multilayer thin-film structure over a broad range of wavelengths and angles of incidence can be challenging.
no code implementations • 9 Oct 2020 • Heribert Wankerl, Maike L. Stern, Ali Mahdavi, Christoph Eichler, Elmar W. Lang
Such a combination of both, discrete and continuous parameters is a challenging optimization problem that often requires a computationally expensive search for an optimal system design.