Full text loading...
Schematic diagram of an external cavity laser for continuous tuning.
Single-chip integrated laser. (a) Overview; (b) close-up of the micromachined blazed grating.
Characteristics of the grating and the microlens. (a) The relative diffracted intensity and the far-field patterns of the grating; (b) the filtering spectra of the microlens-grating system in comparison to that of a normal fiber.
Wavelength tuning characteristics of the integrated laser. (a) Superimposed spectra at different output wavelengths; (b) variation of the output wavelength and power with the grating rotation angle.
Characteristics of the laser under different actuation voltages. (a) Light–current curve; (b) variation of the threshold current and the external efficiency.
Article metrics loading...