Gain characteristics of tellurite-based erbium-doped fiber amplifiers for 15-µm broadband amplification

Yasutake Ohishi, Atsushi Mori, Makoto Yamada, +3

Optics Letters

Photonics15-µM Broadband AmplificationTellurite-based Erbium-doped FiberEngineeringOptical Amplification +12

Gain-flattened tellurite-based EDFA with a flat amplification bandwidth of 76 nm

Makoto Yamada, Asami Mori, K. Kobayashi, +5

IEEE Photonics Technology Letters

EngineeringFiber-optic CommunicationOptical AmplifierOptical AmplificationOptical Properties +14

Long-distance entanglement-based quantum key distribution over optical fiber

Toshimori Honjo, Sae Woo Nam, Hiroki Takesue, +13

Optics Express

Nbn NanowiresQuantum SciencePhotonicsEngineeringQuantum Computing +10

Efficient entanglement distribution over 200 kilometers

J. F. Dynes, Hiroki Takesue, Zhiliang Yuan, +8

Optics Express

Quantum SciencePhotonicsQuantum CryptographyEngineeringQuantum Computing +10

Direct-bonded QPM-LN ridge waveguide with high damage resistance at room temperature

Y. Nishida, H. Miyazawa, Masaki Asobe, +2

Electronics Letters

PhotonicsRoom TemperatureEngineeringOptical PropertiesApplied Physics +6

Generation of pulsed polarization-entangled photon pairs in a 155-µm band with a periodically poled lithium niobate waveguide and an orthogonal polarization delay circuit

Hiroki Takesue, Kyo Inoue, O. Tadanaga, +2

Optics Letters

Quantum SciencePhotonicsQuantum PhotonicsPolarization EntanglementQuantum Computing +9

Efficient 3-μm difference frequency generation using direct-bonded quasi-phase-matched LiNbO3 ridge waveguides

O. Tadanaga, Tsutomu Yanagawa, Y. Nishida, +4

Applied Physics Letters

PhotonicsConversion EfficiencyGuided-wave OpticMethane Gas DetectionPlanar Waveguide Sensor +1

Low noise broadband tellurite-based Er ³⁺ -dopedfibre amplifiers

Asami Mori, Kenji Kobayashi, Makoto Yamada, +4

Electronics Letters

Multiple quasi-phase-matched LiNbO_3 wavelength converter with a continuously phase-modulated domain structure

Masaki Asobe, O. Tadanaga, Hiroshi Miyazawa, +2

Optics Letters

PhotonicsWavelength-division Multiplexed SignalsPhase-modulated Domain StructureEngineeringOptical Transmission System +5

Long-distance distribution of time-bin entangled photon pairs over 100 km using frequency up-conversion detectors

Toshimori Honjo, Hiroki Takesue, H. Kamada, +4

Optics Express

PhotonicsQuantum ScienceQuantum OpticEngineeringQuantum Computing +9