First demonstration of nanowire lasers at telecom wavelengths and high-speed signal modulation|NTT Basic Research Laboratories | NTT R&D Website
the same chip, leading to applications in a photonic integrated circuit. We also aim for room
https://www.rd.ntt/e/brl/latesttopics/2017/04/latest_topics_201704031636.html
An on-chip quantum buffer realized|NTT Basic Research Laboratories | NTT R&D Website
realize large-scale photonic quantum computers. Figure 1 shows an example of an integrated quantum optical
https://www.rd.ntt/e/brl/latesttopics/2013/11/latest_topics_201311130702.html
Nanostructured Device Research Group|Device Technology Laboratories|NTT R&D Website
semiconductor layer (such as InP) integrated on a silicon substrate. Unlike conventional photonic device
https://www.rd.ntt/e/dtl/technology/nanostructured_device_research_group_ntt_device_technology_laboratories_ntt_rd_website.html
List of Invited Talks at International Conferences (Jan. 2014 - Mar. 2015)
, "Photonic Crystal Lasers for Computercom Networks", European Conference on Integrated Optics (ECIO 17th) and
https://www.rd.ntt/e/brl/result/activities/file/report14/data12E.html
国際会議招待講演一覧(2014年1月~2015年3月)
, "Semiconductor Nanowire Induced Nanocavity in Si Photonic Crystals", The 14th International Symposium on Advanced
https://www.rd.ntt/brl/result/activities/file/report14/data13J.html
Nanophotonic Technologies toward Opto-electronic Integrated Accelerators | NTT R&D Website
optical circuit in a compact space is expanding the opportunities for photonic computing research. Though
https://www.rd.ntt/e/research/JN202008_5995.html
Device Technology for Short-range Optical Interconnections with High Density and Low Power Consumption | NTT R&D Website
complementary metal oxide semiconductor (CMOS) technology. We also explain an LD using photonic crystals as our
https://www.rd.ntt/e/research/JN202008_6173.html
Overview of Research in Laboratories
pair with a high quality by use of an integrated silicon photonic circuit. We also demonstrated that
https://www.rd.ntt/e/brl/result/activities/file/report12/report01e.html
Overview of Research in Laboratories
optical properties of nano-structure semiconductor like quantum dot, and very small optical integrated
https://www.rd.ntt/e/brl/result/activities/file/report06/report01.html
Realization of an ultra-energy-saving electro-optic modulator and highly-efficient optical transistor|NTT Basic Research Laboratories | NTT R&D Website
integrated nanophotonics". >Photonic Nano-Structure Research Group Background An information processing and
https://www.rd.ntt/e/brl/latesttopics/2019/04/latest_topics_201904161802.html
Researchers Have a Responsibility to Create New Knowledge and Technology and Let That Responsibility Be Rewarding | NTT R&D Website
of new phenomena and development of photonic processing devices using integrated nanophotonics. More
https://www.rd.ntt/e/research/JN202303_21273.html
Optoelectronics Integration Research Group|Device Technology Laboratories|NTT R&D Website
sciences. ・Optical metasurfaces and imaging applications ・Optical circuit technology for photonic computing
https://www.rd.ntt/e/dtl/technology/optoelectronics_integration_research_group_ntt_device_technology_laboratories_ntt_rd_website.html
Optical Device Technology for Next-generation Computing Using Light | NTT R&D Website
, not only by developing semiconductor integrated circuit technology but also using other methods. The
https://www.rd.ntt/e/research/JN202206_18551.html
Poster presentaion - SciencePlaza 2009 - NTT Basic Reseach Laboratories
Quantum Optical State Control Quantum Optical Physics Photonic Nano-Structure Microsystem Integration
https://www.rd.ntt/brl/event/splaza2009/poster_e.html
Yuta Ueda | NTT R&D Website
, 092301 (2008). Keywords Semiconductor tunable laser,Semiconductor photonic integrated circuit
https://www.rd.ntt/e/organization/researcher/special/s_065.html
Overview of Research in Laboratories
like quantum dot, very small optical integrated circuit, and so on. In this year, we realized the high
https://www.rd.ntt/e/brl/result/activities/file/report04/report01.html
Leading the World in Optical Devices and Photonics-electronics Convergence Devices While Promoting Our Technology and Increasing the Number of Like-minded Researchers | NTT R&D Website
) shows a schematic of a photonic integrated circuit we fabricated, which integrates an MZ modulator
https://www.rd.ntt/e/research/JN202405_26186.html
Overview of Research in Laboratories
properties of semiconductor nano-structures, and very small optical integrated circuit realized with two
https://www.rd.ntt/e/brl/result/activities/file/report05/report01.html
Photonic Implementation of Reservoir Computing | NTT R&D Website
previously proposed device architecture for photonic RC [5]. In the input optical circuit (left side in
https://www.rd.ntt/e/research/JN202206_18595.html
Nanowire and photonic crystal realize a novel optical nanocavity|NTT Basic Research Laboratories | NTT R&D Website
integrated photonic circuit. In future, we will develop full-fledged large-scale photonic integration
https://www.rd.ntt/e/brl/latesttopics/2014/02/latest_topics_201402202003.html
Demonstration of a high performance optical logic gate for ultralow-latency data processing|NTT Basic Research Laboratories | NTT R&D Website
computing by integrated nanophotonics”, #JPMJCR15N4) . >Photonic Nano-Structure Research Group Background Up
https://www.rd.ntt/e/brl/latesttopics/2020/03/latest_topics_202003061859.html
Photonics-electronics convergence hardware technology, aimed at revolutionizing the network|NTT R&D Website
convergence hardware can be realized with an integrated circuit because multiple optical circuits and
https://www.rd.ntt/e/communication_device/0002.html
Basic Technologies toward the All-Photonics Network | NTT R&D Website
, the scaling law involving the evolution of large-scale integrated circuits, is approaching its limit
https://www.rd.ntt/e/research/JN20200126_h.html
Latest Research Contents | NTT Basic Research Laboratories | NTT R&D Website
(organs-on-a-chip) - 04/23/2021 Experimental realization of photonic spiking neural network toward a new
https://www.rd.ntt/e/brl/latesttopics/
Photonics-electronics Convergence Technologies for Disaggregated Computing|NTT R&D Website
compact optical module using silicon photonics technology around a central large-scale integrated circuit
https://www.rd.ntt/e/research/JN202105_13599.html
Annual_report_2024_E.pdf
Reconfigurable Functional Photonic Integrated Circuit Technologies - Quantum Solid State Physics Research Group
https://www.rd.ntt/brl/brl/result/activities/file/annual_report/Annual_report_2024_E.pdf
NTTBrl_honbun_E_250225.indd
Reconfigurable Functional Photonic Integrated Circuit Technologies - Quantum Solid State Physics Research Group
https://www.rd.ntt/brl/result/activities/file/annual_report/NTTBrl_E_250321_print.pdf
Semiconductor quantum dots with single-atom precision|NTT Basic Research Laboratories | NTT R&D Website
of a new integrated circuit technology expected about 10 years from now by the fusion of 'wafer-level
https://www.rd.ntt/e/brl/latesttopics/2014/06/latest_topics_201406300201.html
Innovation in Computing Powered by Photonic Technology--Evolution toward IOWN 2.0 and 3.0, and the Leap to Quantum | NTT R&D Website
inserted at the front of the switch and connected via electrical wiring to the integrated circuit (IC
https://www.rd.ntt/e/forum/2025/keynote_1.html
Creating a photonic topological insulator by current injection|NTT Basic Research Laboratories | NTT R&D Website
), “Study on ultralow-latency optical computing by integrated nanophotonics.” >Press Release >Photonic Nano
https://www.rd.ntt/e/brl/latesttopics/2018/11/latest_topics_201811201351.html
NTTBrl_honbun_E_190306.indd
properties. We study the integrated devices of mechanical resonators with semiconductor heterostructures
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2018_E.pdf
NTTBrl__E_h1
d s p i n s i n t h e semiconductor nano-structures and rare-earth ions. Photonic Nano-Structure
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2017_E.pdf
Annual_report_2019_E.pdf
s a n d s p i n s i n t h e semiconductor nano-structures and rare-earth ions. Photonic Nano
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2019_E.pdf
BRLReports_E.pdf
had been thought to be one of major problems for photonic-crystal-based integrated circuit application
https://www.rd.ntt/e/brl/result/activities/file/report02/BRLReports_E.pdf
Research Activities in NTT Basic Research Laboratories
nanostructures, and engaged in research on semiconductor quantum wires/dots and photonic crystal structures. He
https://www.rd.ntt/e/brl/result/activities/file/report01/BRLReports_E.pdf
NTTBrl_honbun_E_220301-2.indd
nano-structures and rare-earth ions. Photonic Nano-Structure Research Group Integrated Nanophotonics
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2021_E.pdf
Papers -KN's HP-
photonic nanostructures have attracted much attention as efficient single photon emitters and quantum bits
https://www.rd.ntt/brl/people/knishi50/paper_all.html
Papers>>Sensor -KN's HP-
circuit based on single-electron transfer and detection with metal-oxide-semiconductor field-effect
https://www.rd.ntt/brl/people/knishi50/paper_2.html
学術論文出版一覧
. Matsuo, "Heterogeneously Integrated Photonic-Crystal Lasers on Silicon for On/Off Chip Optical
https://www.rd.ntt/brl/result/activities/file/report14/data09J.html
Publication List
. Matsuo, "Heterogeneously Integrated Photonic-Crystal Lasers on Silicon for On/Off Chip Optical
https://www.rd.ntt/e/brl/result/activities/file/report14/data08E.html
Publication
, and M. Notomi, "On-chip room-temperature CW lasing from a III-V nanowire integrated with a Si photonic
https://www.rd.ntt/brl/group_introduction/butsuna-g/publication.html
Publication
, and M. Notomi, "On-chip room-temperature CW lasing from a III-V nanowire integrated with a Si photonic
https://www.rd.ntt/brl/group_introduction/butsuna-g/publication-j.html
Complete_Program_r1.pdf
Quantum Integrated Circuit R. Wang, Y. Nakajima, D. Zhang, S. Kwon, J. Zotova, H. Mukai, Y. Zhou, M
https://www.rd.ntt/brl/event/isntt2019/download/Complete_Program_r1.pdf
Publication
switches integrated in a Si photonic crystal ", ACS Photonics, 7, 4, 1016 (2020). [abstract] Hisashi
https://www.rd.ntt/npc/group/ryouna-g/publication-j.html
Publication
switches integrated in a Si photonic crystal ", ACS Photonics, 7, 4, 1016 (2020). [abstract] Hisashi
https://www.rd.ntt/npc/group/ryouna-g/publication.html
rd2025-e.pdf
silica-based planar lightwave circuit technologies, compound semiconductor optical and electronic devices
https://www.rd.ntt/e/download/rd2025-e.pdf
論文|NTT物性科学基礎研究所|NTT R&D Website
-optic adiabatic wavelength shifting and Q switching demonstrated using a p-i-n integrated photonic
https://www.rd.ntt/brl/result/publications/paper_2010.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
-optic adiabatic wavelength shifting and Q switching demonstrated using a p-i-n integrated photonic
https://www.rd.ntt/e/brl/result/publications/paper_2010.html
Observation of Exceptional Point Degeneracy with Current-injected Photonic Crystal Lasers | NTT R&D Website
integrating an optical isolator into a photonic circuit is technically difficult, it is an important element
https://www.rd.ntt/e/research/JN202206_18514.html
論文|NTT物性科学基礎研究所|NTT R&D Website
. J. 36 (3-6) 327-330 (2005). N. Clement, and H. Inokawa "Foundry metal-oxide-semiconductor field
https://www.rd.ntt/brl/result/publications/paper_2005.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
. Clement, and H. Inokawa "Foundry metal-oxide-semiconductor field-effect-transistor electrometer for single
https://www.rd.ntt/e/brl/result/publications/paper_2005.html
english.pdf
Semiconductor Surface with Strain Control We have succeeded in obtaining a strain distribution controlled Si(001
https://www.rd.ntt/e/brl/result/activities/file/report00/english.pdf
NTT物性科学基礎研究所の研究活動
a trench in a line defect of photonic crystal. Optical Nanocavity Formed by a Semiconductor Nanowire
https://www.rd.ntt/e/brl/result/activities/file/report13/Report_13_e.pdf
Publications
, Singapore (invited). H. Takesue, T. Ikuta, H. P. Lo, and N. Matsuda, "Integrated photonic circuits for time
https://www.rd.ntt/brl/people/htakesue/papers.html
Annual_report_2020_E.pdf
rare-earth ions. Photonic Nano-Structure Research Group Integrated Nanophotonics Technologies Ultra
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2020_E.pdf
Aiming to Build Neural Networks and Quantum Computers through Analog Manipulation of Light Waves | NTT R&D Website
Neural Networks and Quantum Computers through Analog Manipulation of Light Waves photonic reservoir
https://www.rd.ntt/e/research/JN202411_30167.html
High-performance Optical Devices with Integration of Heterogeneous Materials Accelerating the Future of Photonics-electronics Convergence Technologies | NTT R&D Website
integrated circuit technologies using silicon, compound semiconductors, and amorphous-material optical
https://www.rd.ntt/e/research/JN202401_24548.html
BRLセミナー|NTT物性科学基礎研究所|NTT R&D Website
Semiconductors GmbH 2017年6月30日 Serial Number 129 / FY17/09th Integrated photonic devices for classical and non
https://www.rd.ntt/brl/overview/brl-seminar.html
Bandwidth-doubler Technology Eliminates Bandwidth Bottlenecks | NTT R&D Website
integrated with the DSP using complementary metal oxide semiconductor (CMOS) technology. However, while CMOS
https://www.rd.ntt/e/research/JN202206_18608.html
論文|NTT物性科学基礎研究所|NTT R&D Website
circuit QED" Nat. Phys. 4 (9) 686-691 (2008). H. L. Dong, H. X. Li, E. J. Wang, H. Nakashima, K. Torimitsu
https://www.rd.ntt/brl/result/publications/paper_2008.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
. Gross "Two-photon probe of the Jaynes-Cummings model and controlled symmetry breaking in circuit QED
https://www.rd.ntt/e/brl/result/publications/paper_2008.html
report_2005E.pdf
integrated circuit realized with two-dimensional photonic crystals. This year, we made great strides in the
https://www.rd.ntt/e/brl/result/activities/file/report05/report_2005E.pdf
Microsoft Word - 01_akasaka-E.doc
research on semiconductor quantum wires/dots and photonic crystal structures. He has been in NTT Basic
https://www.rd.ntt/e/brl/result/activities/file/report04/BRLReports_E.pdf
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
high-capacity, low-latency circuits. Next, President Shimada talked about "photonic-electronic
https://www.rd.ntt/e/forum/2022/
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
high-capacity, low-latency circuits. Next, President Shimada talked about "photonic-electronic
https://www.rd.ntt/e/forum/2022/index.html
Report_12.pdf
entangled photon pair with a high quality by use of an integrated silicon photonic circuit. We also
https://www.rd.ntt/brl/result/activities/file/report12/Report_12.pdf
Report_12.pdf
entangled photon pair with a high quality by use of an integrated silicon photonic circuit. We also
https://www.rd.ntt/e/brl/result/activities/file/report12/Report_12.pdf
Activity report
, and very small optical integrated circuits using two-dimensional photonic crystals, based on the
https://www.rd.ntt/e/brl/result/activities/file/report07/BRLreport_2007E.pdf
Updates | NTT R&D Website
] Special page opened. 08/26/2024 Machine Learning Using an On-chip Photonic Neural Network--Changing the
https://www.rd.ntt/e/update_information/
Report_14_E.pdf
demonstrated an optical random access memory of over 100 bits based on ultrasmall integrated photonic crystal
https://www.rd.ntt/e/brl/result/activities/file/report14/Report_14_E.pdf
Complete Program (Oral+Poster)_21031024_ver2
-04 : Towards quantum photonic integrated circuits (Invited) Andrea Fiore Technische Universiteit
https://www.rd.ntt/brl/event/isntt2013/download/Complete_Program_oral_and_poster_r6.pdf
NTT R&D Forum - Road to IOWN 2022|NTT R&D Website
smartphone S-F01IOWN FuturePhotonic cryptographic circuit technology consisting of photonic logic gates
https://www.rd.ntt/e/forum/2022/exhibit.html
情報基礎理論研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
random number generator with a photonic integrated circuit. Optics Express, Vol. 25, No. 6, pp. 6511-6523
https://www.rd.ntt/cs/team_project/media/computing_theory/
Computing Theory Research Group | NTT Communication Science Laboratories | NTT R&D Website
versus feedback delay time in photonic integrated circuits: Mapping the short cavity regime. IEEE
https://www.rd.ntt/e/cs/team_project/media/computing_theory/
論文|NTT物性科学基礎研究所|NTT R&D Website
large lamb shift in a deep-strongly coupled circuit QED system with a multimode resonator" Sci Rep 13 (1
https://www.rd.ntt/brl/result/publications/paper_2023.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
in a deep-strongly coupled circuit QED system with a multimode resonator" Sci Rep 13 (1), 11340 (2023
https://www.rd.ntt/e/brl/result/publications/paper_2023.html
学術論文出版一覧
. Notomi, "Temperature-dependent Spontaneous Emission of PbS Quantum Dots inside Photonic Nanostructures at
https://www.rd.ntt/brl/result/activities/file/report16/data10J.html
Publication List
Photonic Nanostructures at Telecommunication Wavelength", Opt. Commun. 383, 555 (2017). (6) N. P. Breznay
https://www.rd.ntt/e/brl/result/activities/file/report16/data09E.html
NTT-BRL Research Activities Vol 19
integrated circuits using two-dimensional photonic crystals, based on the optical properties of semiconductor
https://www.rd.ntt/e/brl/result/activities/file/report08/BRLreport_2008E.pdf
BRLReports_E.pdf
semiconductor quantum wires/dots and photonic crystal structures. He has been in NTT Basic Research Laboratories
https://www.rd.ntt/e/brl/result/activities/file/report03/BRLReports_E.pdf
Microsoft PowerPoint - 目次.ppt
- photonic quantum worlds SESSION 1 : Plenary Session SESSION 3 : Quantum Operations with Atoms Electron
https://www.rd.ntt/brl/event/isntt2009/files/isntt2009_program.pdf
山本 喜久|NTT R&D Website
. Itaya, "Observation of amplitude squeezing in a constant-current-driven semiconductor laser", Phys. Rev
https://www.rd.ntt/organization/authority/008.html
論文|NTT物性科学基礎研究所|NTT R&D Website
, and E. Kuramochi Femtojoule/bit integrated nanophotonics based on photonic crystals IEICE Electron
https://www.rd.ntt/brl/result/publications/paper_2013.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
, and E. Kuramochi "Femtojoule/bit integrated nanophotonics based on photonic crystals" IEICE Electron
https://www.rd.ntt/e/brl/result/publications/paper_2013.html
Complete_Program_oral_and_poster_r7.pdf
13:00~13:20 Opening Remarks 13:20~14:00 Tu-01 : Semiconductor Hetero-Nanowires on Si for Photonic
https://www.rd.ntt/brl/event/isntt2015/download/Complete_Program_oral_and_poster_r7.pdf
An Essential Quality of a Researcher Is Persistence. Believe What You Are Doing Will Go Well|NTT R&D Website
basic technology for fabricating semiconductor lasers on silicon (Si) substrates. Since then, our team’s
https://www.rd.ntt/e/research/JN202107_14504.html
Quantum Optical State Control Research Group | NTT Basic Research Laboratories | NTT R&D Website
experiments, exploring quantum state control techniques for photons with an integrated lightwave circuit, and
https://www.rd.ntt/e/brl/group_introduction/group_009.html
論文|NTT物性科学基礎研究所|NTT R&D Website
, S. Tarucha, and L. P. Kouwenhoven "Few-electron quantum dot circuit with integrated charge read out
https://www.rd.ntt/brl/result/publications/paper_2003.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
, S. Tarucha, and L. P. Kouwenhoven "Few-electron quantum dot circuit with integrated charge read out
https://www.rd.ntt/e/brl/result/publications/paper_2003.html
NTT R&D FORUM 2024 | NTT R&D Website
Cryptographic Computation Fig. 7 Magnified view of NTT’s photonic cryptographic circuit under development
https://www.rd.ntt/e/forum/2024/
量子固体物性研究グループ|NTT物性科学基礎研究所|NTT R&D Website
Photodetector Integrated in a Silicon Photonic Crystal" ACS Photonics 7, 3467 (2020). M. Takiguchi, N. Takemura
https://www.rd.ntt/brl/group_introduction/group_006.html
Quantum Solid State Physics Research Group | NTT Basic Research Laboratories | NTT R&D Website
. Shinya, and M. Notomi, "Hybrid Nanowire Photodetector Integrated in a Silicon Photonic Crystal" ACS
https://www.rd.ntt/e/brl/group_introduction/group_006.html
NNCI2007 Program
Semiconductor Spins 【PLENARY】 G. Mazzeo, E. Yablonovitch, T. Szkopek University of California, Los Angeles 10:30
https://www.rd.ntt/brl/event/nnci2007/program.pdf
NTT_TRFSW_2022_E.pdf
services. From 4D Digital Platform® for smart cities and Space Integrated Computing Network that expands
https://www.rd.ntt/e/download/NTT_TRFSW_2022_E.pdf
mems_nems.html
wide variety of hybrid quantum systems such as circuit quantum electrodynamics and opto
https://www.rd.ntt/brl/group_introduction/butsume-g/mems_nems.html
Nanomechanics Research Group | NTT Basic Research Laboratories | NTT R&D Website
elastic-wave integrated circuits that combine both passive and active device functions, based on
https://www.rd.ntt/e/brl/group_introduction/group_014.html
論文|NTT物性科学基礎研究所|NTT R&D Website
"Single-quantum-dot strong coupling in a semiconductor photonic crystal nanocavity side coupled to a
https://www.rd.ntt/brl/result/publications/paper_2004.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
"Single-quantum-dot strong coupling in a semiconductor photonic crystal nanocavity side coupled to a
https://www.rd.ntt/e/brl/result/publications/paper_2004.html
BRLreport_2006E.pdf
integrated circuit using two-dimensional photonic crystals. In this year, we realized improvements of quantum
https://www.rd.ntt/e/brl/result/activities/file/report06/BRLreport_2006E.pdf
Research Activities
, and very small optical integrated circuits using two-dimensional photonic crystals, based on the
https://www.rd.ntt/e/brl/result/activities/file/report09/BRLreport_2009E.pdf