7 papers
Direct Wafer Bonding of Crystal-Ion-Sliced GaP Thin Films for Photonic Applications
Hossein Esfandiar, Emanuel Glück, Fabian Ganss +11
Gallium phosphide (GaP) is a promising material platform for integrated photonics because of its high refractive index, broad optical transparency, and strong second-order nonlinea…
Sparse Spectral Imaging for Thickness Mapping of 3R-MoS on PDMS
Benjamin Laudert, Fatemeh Abtahi, Sarka Vavreckova +2
We present a non-destructive, spatially resolved thickness characterization method for rhombohedral (3R) molybdenum disulfide (MoS) on polydimethylsiloxane (PDMS) substrates. U…
Hybrid Barium Titanate Waveguide Designs For Efficient Nonlinear Frequency Conversion
Trevor G. Vrckovnik, D. Arslan, F. Eilenberger +1
Barium titanate (BaTiO) is emerging as a powerful integrated photonic material, combining strong and electro-optic nonlinearities with rapidly improving thin-film wav…
Stabilizing van der Waals NbOI2 by SiO2 encapsulation for Photonic Applications
Gia Quyet Ngo, Fatemeh Abtahi, Jakub Regner +6
Niobium oxide diiodide (NbOI2) is an emerging material for photonics and electronics, distinguished by its exceptional second-order nonlinearity and pronounced in-plane ferroelectr…
Thickness-dependence of Linear and Nonlinear Optical Properties of Multilayer 3R-MoS2
Fatemeh Abtahi, Alen Shaji, Gia Quyet Ngo +4
3R-MoS2, a MoS2 polytype with broken inversion symmetry, enables unique light-matter interactions and is promising for linear and nonlinear integrated photonics beyond the monolaye…
Structural and Optical Properties of Crystal Ion Sliced BaTiO Thin Films
Hossein Esfandiar, Fatemeh Abtahi, Trevor G. Vrckovnik +10
Barium titanate (BaTiO) is a compelling material for integrated photonics due to its strong electro-optic and second-order nonlinear properties. Crystal Ion Slicing (CIS) prese…