Research Gallery
Julian L. Pita Ruiz
This gallery showcases various photonic devices and experimental setups from my research work. Click on any image to view it in larger size.
Microantenna
Freefrom SOI antenna (2016)
Optical Phased Array
Grating-base antenna array
Multicore Coupler
7-core fiber to SOI chip interface
Few-mode Fiber
Highly elliptical core fiber
Grating Coupler
Non-uniform silicon nitride grating coupler
SiN Bend
Freefrom 6 µm bend
Polarizer Splitter
Freeform silicon nitride splitter circuit
Optical Switch
1×5 reconfigurable multimode switch
Low-Loss Bend
Electric field in an 11 µm SiN bend
OAM Mode
Free-space mode
Polarization Filter
Freeform SiN TM polarizer
Micropositioner
SiN precision alignment system
Photonicamp
Optical Communications Laboratory
Multimode Coupler
Silicon nitride edge coupler
Spectrometer
High-resolution integrated spectrometer
MOEMS switch
Electrostatically actuated 1×5 rotary switch
Characterization Station
Automated Advanced wafer-level testing station
Imec Fabrication
Silicon photonic chips
High-Order Mode
Mode profile at the chip edge
Edge Coupling
Inverse-designed SiN edge coupler
Characterization System
Focused ion beam
Optical Table
Laboratory relocation
Surface Coupling
Inverse-designed Si grating couplers
Experimental Results
CWDM transmission spectra