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Message from the Director
- Evaluation of Number of Graphene Layers Grown on SiC
- Piezoelectric Effect on Piezoresistance of InAs/AlGaSb Heterostructure Nanobeam
- Energy Distribution Measurement of Nonequilibrium Carriers Using a Quantum Dot
- Topology of Excitons in Artificial Structure
Member List
I. Research Topics
- NTT Basic Research Laboratories
- Materials Science Laboratory
- Physical Science Laboratory
- Optical Science Laboratory
- Distinguished Technical Members
- Advisory Board
- Invited / Guest Scientists
- Overseas Trainees
- Domestic Trainees
II. Data
- Overview of Research in Laboratories
- Materials Science Laboratory
- Polarized Emission of AlN Deep-UV LED by a Negative Crystal-field Splitting Energy
- Doping of Diamond by Combining Ion-implantation and High-pressure and High-temperature Annealing
- Quasi Two-dimensional Hole Channel in Diamond FETs
- High-temperature Characteristics of npn-type GaN/InGaN Double Heterojunction Bipolar Transistors
- Raman Spectroscopy of Carbon Nanotubes at CVD Growth Temperature and the Assignments of their Chiral Indices
- Low-Energy Irradiation Damage in Carbon Nanotubes
- Combined Scanning Tunneling and Aperture Near-field Microscopy: Tip Modeling
- Evaluation of Number of Graphene Layers Grown on SiC
- Elastic Modulus of Suspended Membrane Protein Measured by Atomic Force Microscopy
- Quantitative Analyses of FRET Efficiency of Dye Molecules Confined within 2-Dimensional Space
- AFM Observation of a Single Receptor Reconstituted into Lipid Bilayer
- Physical Science Laboratory
- Nanoampere Charge Pump by Single-electron Ratchet Using Silicon Nanowire MOSFET
- Infrared Detection with Silicon Nano-transistors
- Detection of the Mechanical Friction Caused by Electron Systems
- Piezoelectric Effect on Piezoresistance of InAs/AlGaSb Heterostructure Nanobeam
- Electron Spins in Bilayer Quantum Hall Systems Investigated by Nuclear Spin Measurements
- Imaging Percolation of Localized States in a Semiconductor Quantum Well
- Persistent Supercurrent Atom Chip
- A Selective and Long-distance Coupling Scheme for Plural Flux Quantum Bits
- Energy Distribution Measurement of Nonequilibrium Carriers Using a Quantum Dot
- Density Dependence of Electron and Hole Effective Masses in GaAs Gated Quantum Well
- Optical Science Laboratory
- Quantum Key Distribution over 200 km of Fiber
- Field Trial of Differential-phase-shift Quantum Key Distribution Using Polarization Independent Frequency Up-conversion Detectors
- Topology of Exciton in Artificial Structur
- Efficient and Low Noise Single-photon Detection in 1550-nm Communication Band by Frequency Upconversion in Periodically Poled LiNbO3 Waveguides
- InAs Nanowire-channel Field Effect Transistors
- Demonstration of a CEO-locked Frequency Comb at Telecommunications Wavelengths with Low Pulse Energy
- Ultra High-Q Photonic Crystal Nanocavities Based on Compound Semiconductors
- All-optical Bit Memory Based on Photonic Crystal Nanocavity
- Slow Light Propagation in Large-scale Photonic Crystal Coupled Resonator Waveguides
- 4th NTT-BRL School
- Science Plaza 2007
- Award Winners' List
- In-house Award Winners' List
- List of Visitors' Talks l. Materials Science
- List of Visitors' Talks II. Physical Science
- List of Visitors' Talks III. Optical Science
- Research Activities in Basic Research Laboratories in 2007
- List of Invited Talks at International Conferences I. Materials Science Laboratory
- List of Invited Talks at International Conferences II. Physical Science Laboratory
- List of Invited Talks at International Conferences III. Optical Science Laboratory