14 citations · 41 across the 7 of their papers we have counts for
7 papers
Trion transfer in mixed-dimensional heterostructures
N. Fang, U. Erkilic, Y. R. Chang +10
Charged excitons, or trions, offering unique spin and charge degrees of freedom, have primarily been investigated in doped systems where charges are long considered indispensable.…
Dielectric environment engineering via 2D material heterostructure formation on hybrid photonic crystal nanocavity
C. F. Fong, D. Yamashita, N. Fang +5
Hybrid integration of two-dimensional (2D) materials with nanophotonic platforms has enabled compact optoelectronic devices by leveraging the unique optical and electronic properti…
Intrinsic process for upconversion photoluminescence via -momentum phonon coupling in carbon nanotubes
Daichi Kozawa, Shun Fujii, Yuichiro K. Kato
We investigate the intrinsic microscopic mechanism of photon upconversion in air-suspended single-walled carbon nanotubes through photoluminescence and upconversion photoluminescen…
Hybrid silicon all-optical switching devices integrated with two-dimensional material
Daiki Yamashita, Nan Fang, Shun Fujii +1
We propose and demonstrate hybrid all-optical switching devices that combine silicon nanocavities and two-dimensional semiconductor material. By exploiting the refractive index mod…
Van der Waals functionalization of ultrahigh-Q silica microcavities for - hybrid nonlinear photonics
Shun Fujii, Nan Fang, Daiki Yamashita +3
Optical nonlinear processes are indispensable in a wide range of applications including ultrafast laser sources, microscopy, metrology, and quantum information technologies. Combin…
Self-aligned hybrid nanocavities using atomically thin materials
C. F. Fong, D. Yamashita, N. Fang +5
Two-dimensional (2D) van der Waals layered materials with intriguing properties are increasingly being adopted in hybrid photonics. The 2D materials are often integrated with photo…
Resonant exciton transfer in mixed-dimensional heterostructures for overcoming dimensional restrictions in optical processes
N. Fang, D. Yamashita, S. Fujii +8
Nanomaterials exhibit unique optical phenomena, in particular excitonic quantum processes occurring at room temperature. The low dimensionality, however, imposes strict requirement…