Research Activities in NTT Basic Research Laboratories Vol. 27 (2016)

Title2

Message from the Director

Organogram

Member List

• NTT Basic Research Laboratories
• Materials Science Laboratory
• Physical Science Laboratory
• Optical Science Laboratory
• Nanophotonics Center
• Senior Distinguished Researchers
• Distinguished Researchers
• Advisory Board Members
• Overseas Trainees
• Domestic Trainees

I. Research Topics

• Overview of Research in Laboratories
• Materials Science Laboratory
  • Surface Morphology Control of Nonpolar m-plane AlN Homoepitaxial Layers by Flow-rate Modulation Epitaxy
  • Enhancement of Heat Dissipation in AlGaN/GaN High-electron-mobility Transistors Using Substrate-transfer Technique
  • Atmospheric Pressure Chemical Vapor Deposition Growth of Millimeter-scale Single-crystalline Graphene on the Copper Surface with a Native Oxide Layer
  • Theory of a Carbon-nanotube Polarization Switch
  • Shubnikov-de Haas Quantum Oscillations Reveal a Reconstructed Fermi Surface Near Optimal Doping in a Thin Film of the Cuprate Superconductor Pr_1.86Ce_0.14CuO_4±δ
  • Conductive Silk Film Electrode for Manipulation and Electrical Stimulation of Adherent Cells
  • Fabrication of a Hydrogel Array for Facilitating Lipid Membrane Formationr
  • Bio-interface on Graphene for Protein Detection
• Physical Science Laboratory
  • World-record Accuracy of Gigahertz High-speed Single-electron Transfer
  • A Planar Cold Cathode Based on Multilayer-graphene/SiO₂/Si Heterostructure
  • Experimental Test of Macroscopic Realism Using a Superconducting Flux Qubit
  • Coherent Coupling Between 4300 Superconducting Qubits and a Superconducting Resonator
  • Simulating the Spin Ising Model with Phonons
  • A Strongly Coupled Λ-type Micromechanical System
  • Engineering Quantum Spin Hall Insulators by Strained-layer Heterostructures
  • Andreev Reflection and Bound State Formation in a Ballistic Two-dimensional Electron Gas Probed by a Quantum Point Contact
  • Evaluation of Disorder Introduced by Electrolyte Gating through Transport Measurements in Graphene
• Optical Science Laboratory
  • Spectroscopic Analysis for Measuring Quantum Phase Transitions of Bosonic Atoms in an Optical Lattice
  • Coherent Ising Machine for Combinatorial Optimization Problems
  • Quantum State Tomography for High-dimensional Time-bin States
  • Fundamental Rate-loss Trade-off for the Quantum Internet
  • Hybrid Quantum Engineering Using Spectral Hole Burning in Microwave Photonics
  • Generation of Low-noise Millimeter-wave by Using an Electro-optics-modulator-based Optical Frequency Comb
  • Light-Field Driven Petahertz Electronic Oscillation with Attosecond Periodicity in GaN Semiconductor
  • Bridging the Gap Between the Nanometer-scale Bottom-up and Micrometer-scale Top-down Approaches for Site-defined InP/InAs Nanowires
• Nanophotonics Center
  • Demonstration of Efficient Mode Conversion for Deep-subwavelength Plasmonic Waveguides
  • Subwavelength Nanowire-induced Silicon Photonic Crystal Lasers
  • Efficient Light-to-voltage Conversion by Ultralow-capacitance Nano-photodetector
  • Superconducting Nanowire Single Photon Detector on Si Platform
  • LEAP Lasers Integrated on Si Waveguides

II. Data

• The 9th Advisory Board
• Science Plaza 2016
• List of Visitors’ Talks
• List of Award Winners
• List of In-house Award Winners
• Number of Papers
• Number of Presentations
• Number of Patents
• Publication List
• List of Invited Talks