A 3D bus waveguide and microring resonator written within the volume of a silicon wafer. Article: Direct laser writing of volumetric gradient index lenses and waveguides.

Octahedral crystal growth during photochemical etching of a GaAs wafer. Article: Octahedral crystal growth during photochemical etching of a GaAs wafer.

Hydrogen is sensed by measuring the nanoscale deflection of a palladium coated cantilever. Article: Hydrogen is sensed by measuring the nanoscale deflection of a palladium coated cantilever.

Real-time monitoring of the etching dynamics of a GaAs wafer. Article: Real-time monitoring of the etching dynamics of a GaAs wafer.

Silicon on insulator (SOI) distributed Bragg reflector in a microring resonator (DBR-MRR). Silicon on insulator (SOI) distributed Bragg reflector in a microring resonator (DBR-MRR).

Pd coated fiber tip with nano-aperture at the center for hydrogen sensing Article: Pd coated fiber tip with nano-aperture at the center for hydrogen sensing

A quasi-continuous broadband anti-reflective coating Article: A quasi-continuous broadband anti-reflective coating

Lateral surface coated hydrogen sensor Article: Lateral surface coated hydrogen sensor