Sejeong Kim

Enhanced Emission from Interlayer Excitons Coupled to Plasmonic Gap Cavities.

Thinh N Tran, Sejeong Kim, Simon JU White, Minh Anh Phan Nguyen, Licheng Xiao, Stefan Strauf, Tieshan Yang, Igor Aharonovich, Zai-Quan Xu

Journal article  |  2021  |  Small

The emergence of interlayer excitons (IEs) from atomic layered transition metal dichalcogenides (TMDCs) heterostructures has drawn..

Coupling Spin Defects in a Layered Material to Nanoscale Plasmonic Cavities.

Noah Mendelson, Ritika Ritika, Mehran Kianinia, John Scott, Sejeong Kim, Johannes E Fröch, Camilla Gazzana, Mika Westerhausen, Licheng Xiao, Seyed Sepehr Mohajerani, Stefan Strauf, Milos Toth, Igor Aharonovich, Zai-Quan Xu

Journal article  |  2021  |  Adv Mater

Spin defects in hexagonal boron nitride, and specifically the negatively charged boron vacancy (VB - ) centres, are emerging candi..

Coupling Spin Defects in Hexagonal Boron Nitride to Monolithic Bullseye Cavities

Johannes E Froech, Lesley P Spencer, Mehran Kianinia, Daniel D Totonjian, Nguyen Minh, Andreas Gottscholl, Vladimir Dyakonov, Milos Toth, Sejeong Kim, Igor Aharonovich

Journal article  |  2021  |  NANO LETTERS

Color centers in hexagonal boron nitride (hBN) are becoming an increasingly important building block for quantum photonic applicat..

Photonic rocket structure grown by site-selective and bottom-up approach: A directional and Gaussian-like quantum emitter platform

Minho Choi, Sejeong Kim, Sunghan Choi, Yong-Hoon Cho

Journal article  |  2021  |  APPLIED PHYSICS LETTERS

Semiconductor quantum dots (QDs) integrated with photonic nanowires are one of the representative platforms for high-purity single..

Fabrication of Photonic Resonators in Bulk 4H-SiC

Otto Cranwell Schaeper, Johannes E Froch, Sejeong Kim, Zhao Mu, Milos Toth, Weibo Gao, Igor Aharonovich

Journal article  |  2021  |  ADVANCED MATERIALS TECHNOLOGIES

The design and engineering of photonic architectures, suitable to enhance, collect and guide light on chip is needed for applicati..

Near-Field Excited Archimedean-like Tiling Patterns in Phonon-Polaritonic Crystals

Jiong Yang, Zeb E Krix, Sejeong Kim, Jianbo Tang, Mohannad Mayyas, Yifang Wang, Kenji Watanabe, Takashi Taniguchi, Lu Hua Li, Alex R Hamilton, Igor Aharonovich, Oleg P Sushkov, Kourosh Kalantar-Zadeh

Journal article  |  2021  |  ACS NANO

Phonon-polaritons (PhPs) arise from the strong coupling of photons to optical phonons. They offer light confinement and harnessing..

Bottom-Up Synthesis of Single Crystal Diamond Pyramids Containing Germanium Vacancy Centers

Milad Nonahal, Simon JU White, Blake Regan, Chi Li, Aleksandra Trycz, Sejeong Kim, Igor Aharonovich, Mehran Kianinia

Journal article  |  2021  |  ADVANCED QUANTUM TECHNOLOGIES

Diamond resonators containing color-centers are highly sought after for application in quantum technologies. Bottom-up approaches ..

Nanofabrication of high Q, transferable diamond resonators

Blake Regan, Aleksandra Trycz, Johannes E Froch, Otto Cranwell Schaeper, Sejeong Kim, Igor Aharonovich

Journal article  |  2021  |  NANOSCALE

Advancement of diamond based photonic circuitry requires robust fabrication protocols of key components - including diamond resona..

Optical Third-Harmonic Generation in Hexagonal Boron Nitride Thin Films

Anna A Popkova, Ilya M Antropov, Johannes E Froch, Sejeong Kim, Igor Aharonovich, Vladimir O Bessonov, Alexander S Solntsev, Andrey A Fedyanin

Journal article  |  2021  |  ACS PHOTONICS

Hexagonal boron nitride (hBN) is a layered material that exhibits remarkable optical features in the UV, visible, and IR ranges, a..

Analysis of anapole resonators in low index materials

Nicholas Joel Damaso, Simon JU White, Sejeong Kim

Journal article  |  2021  |  JOURNAL OF OPTICS

Photonic cavities are valued in current research owing to the multitude of linear and nonlinear effects arising from densely confi..