2 article(s) from Sato, Shin-ichiro
Figure 1: (a) Schematic representation of spontaneous emission from a non-resonantly driven 2-level system. (...
Figure 2: Example of h-BN SPE properties. (a) Micro-PL spectrum at 10 K excited with a 532 nm CW laser with a...
Figure 3: (a) Energy levels and orbitals of the ground state VNNB (antisite) on the left. On the right, the a...
Figure 4: h-BN SPE strain-induced fabrication. (a) Schematics of a ≈20 nm-thick flake of h-BN on a nanopillar...
Figure 5: Rabi oscillations. (a) g(2)(τ) function measured using the phonon sideband (PSB) photons as a funct...
Figure 6: Magnetic field dependent fluorescence of an SPE in h-BN. (a) Optical microscope image of an exfolia...
Figure 7: Design and fabrication of a microcavity incorporating h-BN consisting of a hemispherical and flat m...
Figure 8: Upconversion of defects in h-BN. (a) Optical microscope image of an exfoliated h-BN flake on SiO2. ...
Figure 9: Spectral wide-field characterization of quantum emitters in h-BN. (a,b) Experimental setup schemati...
Figure 1: (a–d) Fabrication steps to obtain the 4H-SiC micropillars. (e–h) Optical microscopy and SEM images ...
Figure 2: (a–c) Room-temperature PL spectra of the pillars and the gap area (lower dashed curves) for samples...
Figure 3: PL emission of sample 3 after excitation at 940 nm at 12 K, showing ZPL emissions at 1221, 1223, an...
Figure 4: General schematics of the confocal systems used for imaging, spectroscopy and lifetime measurements...
Figure 5: Confocal image and zoom image of a 10 × 10 µm2 VSi fluorescent micropillar array excited by a 730 n...
Figure 6: Confocal image and zoom image of a 10 × 10 µm2 NCVSi fluorescent micropillars array excited by a 98...
Figure 7: (a) Photostability of one micropillar and the gap region for samples 1 (top) and 4 (bottom) at exci...
Figure 8: Finite-element method simulation for a pillar of 4.3 µm height and a dipole orientation 8° off the c...