研究成果リスト(Publication list)

2021

Shintaro Nomura, Koki Kaida, Hiroyuki Watanabe, and Satoshi Kashiwaya, J. Appl. Phys. 130, 024503 (2021). (Chosen as a "Featured Article”)

https://doi.org/10.1063/5.0052161 

https://phys.org/news/2021-07-radio.html



2020

Toru Tomimatsu, Katsushi Hashimoto, Shyunsuke Taninaka, Shintaro Nomura, and Yoshiro Hirayama, “Probing the breakdown of topological protection: Filling-factor-dependent evolution of robust quantum Hall incompressible phases”, Phys. Rev. Res. 2, 013128 (2020).   

https://link.aps.org/doi/10.1103/PhysRevResearch.2.013128    

Giacomo Mariani, Shuhei Nomoto, Satoshi Kashiwaya, and Shintaro Nomura, “System for the remote control and imaging of mw fields for spin manipulation in NV centers in diamond”, Sci. Rep. 10, 4813 (2020). 

https://doi.org/10.1038/s41598-020-61669-w   

2019

 Hironori Ito, Tetsuo Nakano, Shintaro Nomura. and K. Misawa, “Polarization envelope helicity dependent photovoltage in GaAs/Al0.3Ga0.7Asmodulation-doped quantum well”, Opt. Exp. 27, 28091-28103 (2019). 

https://doi.org/10.1364/OE.27.028091 



2018

Akihisa Saito, Tomoki Ayano, and Shintaro Nomura, “Photoresponse in h-BN/MoS2/h-BN thin-film transistor”, Jpn. J. Appl. Phys. 57, 045201 (2018).  https://doi.org/10.7567/JJAP.57.045201


Y. Nago, D. Sakuma, R. Ishiguro, S. Kashiwaya, S. Nomura, K. Kono, Y. Maeno and H. Takayanagi, “Magnetization measurements of Sr2RuO4-Ru eutectic microplates using dc-SQUIDs”, J. Phys.: Conf. Ser. 969, 12040 (2018).


Giacomo Mariani, Shuhei Nomoto, Satoshi Kashiwaya, Shintaro Nomura, “Imaging of microwave field distribution over a non-fed gold pattern by using NV centers in diamond”, arXiv:1812.02864.


T. Tomimatsu, K. Hashimoto, S. Taninaka, S. Nomura, Y. Hirayama , “Imaging the evolution of quantum-Hall incompressible states from the edge state to bulk-localized state”, arXiv: 1812.10035. 


2017

Y. Miura, S. Kashiwaya, and S. Nomura, “Frequency modulation technique for wide-field imaging of magnetic field with nitrogen-vacancy ensembles”, Jpn. J. Appl. Phys. 56, 04CK03 (2017).   https://doi.org/10.7567/JJAP.56.04CK03http://hdl.handle.net/2241/00146857


Daisuke Sakuma, Yusuke Nago, Ryosuke Ishiguro, Satoshi Kashiwaya, Shintaro Nomura, Kimitoshi Kono, Yoshiteru Maeno, Hideaki Takayanagi、 “Investigation of the Vortex States of Sr2RuO4-Ru Eutectic Microplates Using DC-SQUIDs”, J. Phys. Soc. Jpn 86, 114708/1-114708/6 (2017).


2016

Yusuke Shibata, Shintaro Nomura, Ryosuke Ishiguro, Hiromi Kashiwaya, Satoshi Kashiwaya, Yusuke Nago and Hideaki Takayanagi, “Magnetic field imaging of a tungsten carbide film by scanning nano-SQUID microscope”, Supercond. Sci. Technol. 29 (10) 104004 (2016).   DOI:10.1088/0953-2048/29/10/104004


Y. Nago, T. Shinozaki, S. Tsuchiya, R. Ishiguro, H. Kashiwaya, S. Kashiwaya, S. Nomura, K. Kono, H. Takayanagi, and Y. Maeno, “Development of Magnetization Measurement Devices Using Micro-dc-SQUIDs and a Sr2RuO4 Microplate”, J. Low. Temp. Phys., (2016). DOI: 10.1007/s10909-016-1530-z


Daisuke Sakuma, Tomoya Shinozaki, Yusuke Nago, Ryosuke Ishiguro, Satoshi Kashiwaya, Shintaro Nomura, Kimitoshi Kono, Hideaki Takayanagi, "Development of Two-Dimensional Micro-SQUID Array for Measurements of Magnetization Spatial Distribution", J. Low Temp. Phys. (2016). DOI: 10.1007/s10909-016-1556-2    


2015

Shintaro Nomura, Syuhei Mamyouda, Hironori Ito, Yusuke Shibata, Tomoya Ohira, Luno Yoshikawa, Youiti Ootuka, Satoshi Kashiwaya, Masumi Yamaguchi, Hiroyuki Tamura, Tatsushi Akazaki , “Circularly Polarized Near-field Scanning Optical Microscope for Investigations of Edge States of a Two-dimensional Electron System”, Appl. Phys. A 121, (4) 1341-1345 (2015). (DOI 10.1007/s00339-015-9420-9) <link> <pdf>


Yusuke Shibata, Shintaro Nomura, Hiromi Kashiwaya, Satoshi Kashiwaya, Ryosuke Ishiguro, and Hideaki Takayanagi, “Imaging of current density distributions with a Nb weak-link scanning nano-SQUID microscope”, Sci. Rep. 5, 15097 (2015).    http://www.nature.com/articles/srep15097


Syuhei Mamyouda, Hironori Ito, Yusuke Shibata, Satoshi Kashiwaya, Masumi Yamaguchi, Tatsushi Akazaki, Hiroyuki Tamura, Youiti Ootuka, and Shintaro Nomura, “Circularly polarized near-field optical mapping of spin-resolved quantum Hall chiral edge states”, Nano Lett. 15, 2417-2421 (2015). <link>

 

2014

S. Nomura, M. Yamaguchi, H. Tamura, T. Akazaki, Y. Hirayama, M. Korkusinski, and P. Hawrylak, "Photoluminescence fine structures in the fractional quantum Hall effect regime", Phys. Rev. B 89 (11), 115317 (2014).<tulips>


Yoko Sakurai, Kuniyuki Kakushima, Kenji Ohmori, Keisaku Yamada, Hiroshi Iwai, Kenji Shiraishi, and Shintaro Nomura, "Photoluminescence Characterization in Silicon Nanowire Fabricated by Thermal Oxidation of Nano-scale Si Fin Structure", Optics Express 22 (2) 1997-2006 (2014). <tulips>

Shogo Tsuchiya, Misa Matsuno, Ryosuke Ishiguro, Hiromi Kashiwaya, Satoshi Kashiwaya, Shintaro Nomura, Hideaki Takayanagi, and Yoshiteru Maeno, “Magnetization of a Mesoscopic Superconducting Sr2RuO4 Plate on Micro-dc-SQUIDs” J. Phys. Soc. Jpn., 83, No.9, 094715, (2014).


2013

S.  Nomura, H. Tamura, M. Yamaguchi, and T. Akazaki, and Y. Hirayama, "Exchange energy enhanced g-factors obtained from Landau fan diagrams at low magnetic fields", Phys. Rev. B 87, (8) 085318 (2013). <tulips>

M. Yamaguchi, S. Nomura, H. Tamura, and T. Akazaki, "Measurement of photoluminescence spectral linewidth of a GaAs quantum well in perpendicular electric fields: Evidence of a crossover from trions to an electron-hole gas", Phys. Rev. B 87, (8) 081310 (2013). <tulips>

H. Ito, Y. Shibata, S. Mamyoda, S. Kashiwaya, M. Yamaguchi, T. Akazaki, H. Tamura, Y. Ootuka, and S. Nomura, "Imaging of quantum Hall edge states under quasiresonant excitation by a near-field scanning optical microscope", AIP Conf. Proc. 1566, 271 (2013). 

K. Ohtaki, K. Ohmori, and S. Nomura, "Time resolved measurements of ultrafast transport pulses using photoconductive switches", AIP Conf. Proc. 1566, 403 (2013).

Y. Sakurai, T. Tayagaki, K. Ohmori, K. Yamada, Y. Kanemitsu, K. Shiraishi, S. Nomura, "Fast luminescence decay of electron-hole quasi-two dimensional systems in Si nanolayer", AIP Conf. Proc. 1566, 445 (2013).  


2012

S. Akiyama and S. Nomura, “Dynamic response of modulators based on cascaded-ring-resonator”, Optics Express 20 (20) pp. 21847-21859 (2012). <tulips>

S. Akiyama, T. Kurahashi, K. Morito, T. Yamamoto, T. Usuki, and S. Nomura, “Cascaded-ring-resonator-loaded Mach–Zehnder modulator for enhanced modulation efficiency in wide optical bandwidth”, Optics Express 20 (15) pp. 16321-16338 (2012). <tulips>

Y. Sakurai, K. Ohmori, K. Yamada, K. Shiraishi, K. Kakushima, H. Iwai and S. Nomura, “Photoluminescence Characterization of the Interface Properties of Si Nanolayers and Nanowires” ECS Transactions, 41, Solid State Topics 47-50 (2012).


「現代人のための統合科学」小笠原 正明他編著、第5章 "量子と光エネルギー ―発光ダイオードはなぜ省エネ効果が高いのかー"、筑波大学出版会、(ISBN 9784904074220) 2012年11月。

2011

H. Ito, K. Furuya, Y. Shibata, S. Kashiwaya, M. Yamaguchi, T. Akazaki, H. Tamura, Y. Ootuka, and S. Nomura, "Near-Field Optical Mapping of Quantum Hall Edge States", Phys. Rev. Lett. 107, 256803 (2011). <tulips>  

M. Muraguchi, Y. Sakurai, Y. Takada, S. Nomura, K. Shiraishi, K. Makihara, M. Ikeda, S. Miyazaki, Y. Shigeta, and T. Endoh, "Collective Tunneling Model between TwoDimensional Electron Gas to SiNano Dot", AIP Conf. Proc. 1399, 295 (2011). 

H. Ito, K. Furuya, Y. Shibata, Y. Ootuka, S. Nomura, S. Kashiwaya, M. Yamaguchi, H. Tamura, and T. Akazaki,"Realspace mapping of compressible and incompressible strips by a nearfield scanning optical microscope", AIP Conf. Proc. 1399, 603 (2011).

S. Nomura, M. Yamaguchi, H. Tamura, T. Akazaki, and Y. Hirayama,"Dynamical correlation of fractionally charged excitons with a twodimensional electron system", AIP Conf. Proc. 1399, 615 (2011).    

T. Matsumoto, H. Kashiwaya, H. Shibata, H. Takayanagi, S. Nomura, and S. Kashiwaya, “Fabrication of weak-link Nb-based nanoSQUIDs by FIB process”, Physica C: Superconductivity, 471, 1246-1248 (2011).

M. Muraguchi, Y. Sakurai, Y. Takada, J. Y. Shigeta, M. Ikeda, K. Makihara, and S. Miyazaki, S. Nomura, K. Shiraishi , T. Endoh, Jpn. J. Appl. Phys.

50, 04DD04 (2011).

Y. Sakurai, S. Nomura, K. Shiraishi, K. Ohmori, and K. Yamada , “Photoluminescence Characteristics of Ultra-Thin Silicon-on-Insulator at Low Temperatures”, Key Engineering Materials, 470, 39-42 (2011).    


2010

Y. Sakurai, J. Iwata, M. Muraguchi, Y. Shigeta, Y. Takada,  S. Nomura, T. Endoh, S. Saito, K. Shiraishi, M. Ikeda, K. Makihara, and S. Miyazaki., Jpn. J. Appl. Phys. 49, 014001 (2010). <tulips>

Y. Sakurai, Y. Takada, J-I. Iwata, K. Shiraishi, S. Nomura, M. Muraguchi, T. Endoh, Y. Shigeta, M. Ikeda, K. Makihara, S. Miyazaki, “Electron Tunneling between Si Quantum dots and Two Dimensional Electron Gas under Optical Excitation at Low Temperatures”, ECS Transactions 28 (1) 369-374 (2010).

Y. Takada, M. Muraguchi, T. Endoh, S. Nomura, and K. Shiraishi, “Investigation of the New Physical Model of Ohmic Contact for Future Nano-scale Contacts”, ECS Transactions 28 (1) 73-79 (2010).

M. Muraguchi, Y. Takada, S. Nomura, T. Endoh, K. Shiraishi, “Importance of the Electronic State on the Electrode in Electron Tunneling Processes between the Electrode and the Quantum Dot”, IEICE Transactions on Electronics, E93-C  No.5  pp.563-568 (2010).

H. Ito, Y. Shibata, K. Furuya, Y. Ootuka S. Nomura, S. Kashiwaya, M. Yamaguchi, H. Tamura, and T. Akazaki, “Mapping of quantum-Hall edge channels by a dilution-refrigerator based near-field scanning optical microscope”, Journal of Nonlinear Optical Physics & Materials 19, (4) 563-569 (2010).

M. Yamaguchi, S. Nomura, H. Tamura, and T. Akazaki, “Photoluminescence spectroscopy of low-density two-dimensional electron system in electric fields”, Phyics Procedia 3, 1183-1188 (2010).

H. Ito, Y. Shibata, K. Furuya, S. Kashiwaya, Y. Ootuka and S. Nomura, “Optical mapping of the boundary of a two-dimensional electron gas by a near-field optical microscopy” , Physics Procedia 3, 1171-1175 (2010).

K. Tsumura, S. Nomura, T. Akazaki, and H. Takayanagi, “Position dependent optical effect on the transport properties of S-Sm-S junctions”, Physics Procedia 3, 1177-1181 (2010).

M. Yamaguchi, S. Nomura, M. Delbecq, H. Tamura, and T. Akazaki, “Establishment of equilibrium of electrostatic potential by photo-irradiation in a GaAs quantum well at low temperature”, J. Phys. Conf. Series 21, 021051/1-021051/5 (2010). 

M. Yamaguchi, S. Nomura, H. Tamura, and T. Akazaki, “Photoluminescence spectra of gated undoped quantum well with lateral potential modulation in low electron density “, Physica E 42, 1167-1171 (2010).

Y. Sakurai, S. Nomura, Y. Takada, K. Shiraishi, M. Muraguchi, T. Endoh, Y. Shigeta, M. Ikeda, K. Makihara, S. Miyazaki, “Anomalous temperature dependence of electron tunneling  between a two-dimensional electron gas and Si dots”, Physica E 42, 918-921 (2010).

Y. Takada, M. Muraguchi, T.Endoh, S. Nomura, and K.Shiraishi, “Proposal of a new physical model for Ohmic contacts”, Physica E 42, 2837-2840 (2010).

M. Muraguchi, T. Endoh, Y. Takada, Y. Sakurai, S. Nomura, K. Shiraishi, M. Ikeda, K. Makihara, S. Miyazaki, and Y. Shigeta, “Importance of Electronic State of Two-Dimensional Electron Gas for Electron Injection Process in Nano-Electronic Devices” Physica E 42, 2602-2605 (2010).

野村晋太郎、半導体素子評価のための希釈冷凍機温度磁場中近接場光学顕微鏡の開発, WHAT's ON @ IBEC, 4 (74) <tulips>


2009

Yoko Sakurai, Shintaro Nomura, Yukihiro Takada, Jun-ichi Iwata, Kenji Shiraishi, Masakazu Muraguchi, Tetsuo Endoh, Yasuteru Shigeta, Mitsuhisa Ikeda, Katsunori Makihara, and Seiichi Miyazaki, "Physics of Nano-contact between Si Quantum Dots and Inversion Layer", ECS Transactions 25 (7) 463 -469, (2009).

Y. Sakurai, S. Nomura, K. Shiraishi, M. Ikeda, K. Makihara, S. Miyazaki, "Temperature dependence of capacitance of Si quantum dot floating gate MOS capacitor", J. Phys. Conf. Series. 150, 022071/1-022071/4 (2009).

K. Tsumura , S. Nomura, T. Akazaki and H. Takayanagi, "Optical imaging of the transport properties of S-Sm-S junctions", J. Phys. Conf. Series. 150, 052273/1-052273/4 (2009).

Y. Takada, M. Muraguchi, S. Nomura, K. Shiraishi, "Theoretical Studies of Coupled Quantum Dot System with a Two-dimensional Electron Gas in the Magnetic Fields",  J. Phys. Conf. Series. 150, 022083/1-022083/4 (2009).

M. Muraguchi, Y. Takada, S. Nomura, K. Shiraishi, "Theoretical Study of the Electron Dynamics of a Quantum Wire Coupled with the Quantum Dots",  J. Phys. Conf. Series. 150, 022061/1-022061/4 (2009).

T. Akazaki, H. Hashiba, M. Yamaguchi, K. Tsumura, S. Nomura and H. Takayanagi, Interplay between negative photoconductivity and enhanced Andreev reflection in InGaAs-based S-Sm-S junctions when exposed to infrared light, J. Phys. Conf. Series. 150, 052004/1-052004/4 (2009).

Yukihiro Takada, Masakazu Muraguchi, Shintaro Nomura, Kenji Shiraishi, “Tunable Interaction between the two-dimensional electron gas and an isolated level by the magnetic field”, Physics of Semiconductors, 1199, 207-208 (2009).

Masakazu Muraguchi, Yukihiro Takada, Shintaro Nomura, Kenji Shiraishi, “Theoretical study on electron dynamics for a two-dimensional electron gas coupled with a quantum dot”, Physics of Semiconductors, 1199, 217-218 (2009).

Y. Sugimoto, N. Tsumori, S. Nomura, and T. Saiki, " Visualization of space charge field effect on excitons in a GaAs quantum dot by near-field optical wavefunction mapping", Opt. Rev. 163269-273 (2009). 

野村晋太郎, 山口真澄,  田村浩之, 赤崎達志, 平山祥郎、「低密度二次元系のキャリア相関の発光測定」固体物理、Vol. 44, No. 1 p. 43 (2009).

2008

M. Yamaguchi, S. Nomura, T. Maruyama, S. Miyashita, Y. Hirayama, H. Tamura, and T. Akazaki, "Clear evidence of transition from nonlinear to linear screening of a two-dimensional electron system detected by photoluminescence spectroscopy", Phys. Rev. Lett. 101, 207401 (2008). <tulips>

M. Muraguchi, Y. Takada, S. Nomura and K. Shiraishi, “Theoretical study of the time-dependent phenomena on a two-dimensional electron gas weakly coupled with a discrete level”, Jpn. J. Appl. Phys. 47 (10), 7807-7811 (2008). <tulips>

Y. Sugimoto, T. Saiki, S. Nomura, "Visualization of weak confinement potentials by near-field optical imaging spectroscopy of exciton and biexciton in a single quantum dot", Appl. Phys. Lett. 93(8)83116/1-83116/3 (2008).

S. Nomura, M. Yamaguchi, T. Akazaki, H. Tamura, T. Maruyama, S. Miyashita and Y. Hirayama, "Density dependent electron effective mass probed by photoluminescence down to dilute electron density limit", Physica E 40, 1467-1469 (2008).

N. Hayashi, K. Tsumura, S. Nomura, M. Yamaguchi, H. Tamura, T. Akazaki, Y. Hirayama, "Optical mapping of properties of two-dimensional electron system in magnetic fields", Physica E 40, 1533-1535 (2008).

T. Akazaki, M. Yamaguchi, K. Tsumura, S. Nomura, and H. Takayanagi, "Negative photoconductivity in In0.52Al0.48As/In0.7Ga0.3As heterostructures", Physica E 40, 1341-1343 (2008).

S. Nomura, K. Tsumura, P. Mohan, J. Motohisa, and T. Fukui, "Optical evidence for Aharonov-Bohm effect in quantum tubes", Physica E 40, 1081-1082 (2008).

S. Nomura, M. Yamaguchi, T. Akazaki, K. Miyakoshi, H. Tamura, H. Takayanagi, and Y. Hirayama, “Density dependent electron effective mass in a back-gated quantum well”, in Controllable Quantum State, (Wold Scientific, Singapore, 2008), eds H. Takayanagi, J. Nitta, and H. Nakano, pp. 307-311.

S. Nomura, and T. Iitaka, “Order-N electornic structure calculation of n-type GaAs quantum dot”, in Controllable Quantum State, (Wold Scientific, Singapore, 2008), eds H. Takayanagi, J. Nitta, and H. Nakano, pp. 197-202.

M. Yamaguchi, S. Nomura, K. Miyakoshi, T. Akazaki, K. Miyakoshi, H. Tamura, H. Takayanagi, and Y. Hirayama, “Control of the electron density and electric field with front and back gates”, in Controllable Quantum State, (Wold Scientific, Singapore, 2008), eds H. Takayanagi, J. Nitta, and H. Nakano, pp. 265-270 (2008).


2007

S. Nomura, M. Yamaguchi, T. Akazaki, H. Tamura, T. Maruyama, S. Miyashita and Y. Hirayama, "Enhancement of electron and hole effective masses in back-gated GaAs/AlxGa1-xAs quantum wells", Phys. Rev. B 76 (20) R201306-1-4 (2007). <tulips>

 S. Nomura and K. Tsumura, "Neutral and charged excitons in a quantum tube", Surf. Sci. 601 (2) 441-449 (2007). <tulips>

K. Tsumura, S. Nomura, P. Mohan, J. Motohisa, and T. Fukui, "Aharonov-Bohm oscillations in photoluminescence from charged exciton in quantum tubes", Jpn. J. Appl. Phys. 46 (18) L440 - L443 (2007). <tulips>

S. Nomura and T. Iitaka, "Linear scaling calculation of an n-type GaAs quantum dot", Phys. Rev. E 76, 037701 (2007). <tulips>

S. Nomura, M. Yamaguchi, T. Akazaki, K. Miyakoshi, H. Tamura, H. Takayanagi, and Y. Hirayama, "Enhancement of electron effective mass and reduced mass in a dilute electron density regime", Physics of Semiconductors, (ed. W. Jantsch and F. Schaffler American Institute of Physics, AIP Conference Proceedings Volume 893, 2007) pp. 389.

S. Nomura and T. Iitaka, “Order-N electronic structure calculation of n-type GaAs quantum dots”, Physics of Semiconductors, (ed. W. Jantsch and F. Schaffler American Institute of Physics, AIP Conference Proceedings Volume 893, 2007) pp. 885.

K. Yamamoto and S. Nomura, "Energy compensated mode in a waveguide composed of lossy left-handed metamaterial", Opt. Commun. 276, 191 (2007).


2006

H. Ito and S. Nomura, "Fabrication of highly ordered arrays of nanoparticles by mechanical process", Jpn. J. Appl. Phys. 45, (11) 8997-8999 (2006).

M. Yamaguchi, S. Nomura, T. Akazaki, H. Tamura, H. Takayanagi,  Controlling electric field and elecrtron density in a double-gated GaAs/AlGaAs quantum well, J. Appl. Phys. 100, 113523 (2006)

H. Tamura, S. Nomura, M. Yamaguchi, T. Akazaki, H. Takayanagi, P. Mohan, J. Motohisa, and T. Fukui, "Magneto-optical properties of electron-hole states in GaAs quantum wires", J. Phys. 38 130-133 (2006).

S. Nomura, M. Yamaguchi, T. Akazaki, H. Tamura, H. Takayanagi, and Y. Hirayama, "Electron–hole states in the fractional quantum Hall regime probed by photoluminescence", Physica E 34, 292 (2006).

K. Tsumura, S. Nomura, T. Akazaki, and J. Nitta, "Infrared magneto-photoluminescence spectra and electron-hole g-factor of an InAs-inserted-channel InGaAs/InAlAs heterostructure", Physica E 34, 315 (2006).

M. Yamaguchi, S. Nomura, K. Miyakoshi, T. Akazaki, H. Tamura and H. Takayanagi, "Electric-field control of electron-hole wave functions in a wide quantum well", Physica E 34, 300 (2006). 


野村晋太郎 <研究ノート(利用者の声)>強磁場中走査型顕微分光システムの製作 <tulips>


2005

K. Matsuda, T. Saiki, S. Nomura, and Y. Aoyagi, "Local density of states mapping of a field-induced quantum dot by near-field photoluminescence microscopy", Appl. Phys. Lett. 87, (4) 043112 (2005).

M. Yamaguchi, S. Nomura, D. Sato, T. Akazaki, H. Tamura, H. Takayanagi, "Photoluminescence measurements in Be-delta-doped back-gated quantum well", Surf. Science, 583, (1) 94-99 (2005).

S. Nomura, "Detecting spin polarization of electrons in quantum dot edge channels by photoluminescence", in "Realizing Controllable Quantum States", eds. H. Takayanagi and J. Nitta, (World  Scientific Publishing, New Jersey, 2005) pp. 457.

S. Nomura, M. Yamaguchi, D. Sato, T. Akazaki, H. Tamura, H. Takayanagi, T. Saku, and Y. Hirayama, "Negatively charged excitons in a back-gated undoped heterostructure",  Physics of Semiconductors, Ed. J. Menendez, and C.G.Van de Walle, (American Institute of Physics, New York, 2005) pp. 1162.

S, Nomura and Y. Aoyagi, "Optical detection of spin polarization of electrons in quantum dot edge channels", Physics of Semiconductors, Ed. J. Menendez, and C.G.Van de Walle, (American Institute of Physics, New York, 2005) pp. 571.

M. Yamaguchi, S. Nomura, D. Sato, T. Akazaki, H. Tamura, and H. Takayanagi, "Magneto-optics in Be-d-doped GaAs quantum wells with a back gate", Physics of Semiconductors, Ed. J. Menendez, and C.G.Van de Walle, (American Institute of Physics, New York, 2005) pp. 397.

S. Nomura, "Detecting spin polarization of electrons in quantum dot edge channels by photoluminescence", in "Realizing Controllable Quantum States", eds. H. Takayanagi and J. Nitta, (World  Scientific Publishing, New Jersey, 2005) pp. 457.

M. Yamaguchi, S. Nomura, D. Sato, T. Akazaki, H. Tamura, H. Takayanagi, "Electron-density dependence of photoluminescence from Be-delta-doped GaAs quantum wells with a back gate", in "Realizing Controllable Quantum States", eds. H. Takayanagi and J. Nitta, (World  Scientific Publishing, New Jersey, 2005) pp. 468.


2004

S. Nomura, and Y. Aoyagi, "Optical probing of spin polarization of electrons in quantum dot edge channels", Phys. Rev. Lett. 93 No. 9 096803-1-4 (2004).

T. Saiki, K. Matsuda, S. Nomura, M. Mihara, Y. Aoyagi, S. Nair, and T. Takagahara, "Nano-optical probing of exciton wavefunctions confined in a GaAs quantum dot", J. Electron Microsc. 53(2), pp. 193-201 (2004).

 T. Imai and S. Nomura, "Quantum dot array prepared with self-organized nanopore and its photoluminescence spectra", Physica E 21 (2-4) 1093-1097(2004).


2003

K. Matsuda, T. Saiki, S. Nomura, M. Mihara, Y. Aoyagi,, S. Nair and H. Takagahara, "Near-field optical mapping of exciton wave functions in a GaAs quantum dot" Phys. Rev. Lett. 91 (24) 177401-1-4 (2003).

K. Matsuda, T. Saiki, S. Nomura, M. Mihara, Y. Aoyagi, "Real-space mapping of exciton wave function in a GaAs quantum dot by near-field optical imaging spectroscopy" Phys. Stat. Sol. (b) 238 (2) 285-288 (July 2003).

K. Matsuda, T. Saiki, S. Nomura, M. Mihara, and Y. Aoyagi, "Real-space mapping of exciton and biexciton wave function of GaAs quantum dot by near-field scanning optical spectroscopy", Proceedings of the 26 th International Conference on Physics of Semiconductors, Ed. J H Davies; A R  Long , G2.2, (IOP Publishing ,  Glasgow,  2003).

 S. Nomura, and Y. Aoyagi, "Density of states of a quantum dot array probed by photoluminescence spectra", Surface Science, 529 171-179 (2003).


2002

K. Matsuda, T. Saiki, S. Nomura, M. Mihara, and Y. Aoyagi, "Near-field photoluminescence imaging of single semiconductor quantum constituents with a spatial resolution of 30 nm", Appl. Phys. Lett. 81 (12) 2291-2293 (2002).

S. Nomura, K. Matsuda, T. Saiki, and Y. Aoyagi, "Near-Field Scanning Oprical Microscopy of Quantum Dot Arrays", Jpn. J. Appl. Phys. 41 2668-2670 (2002).

K. Hammura, S. Nomura, and Y. Aoyagi, "Time-resolved photoluminescence near Fermi level in a field-induced quantum dot lattice", Physica E 13 (2-4) 251-254 (2002).


2001

Shintaro Nomura, Takeshi Nakanishi, and Yoshinobu Aoyagi, "Fermi-edge singularities in photoluminescence spectra of n-type modulation-doped quantum well with lateral periodic potential",  Phys. Rev. B, 63(15), 165330-1-6 (2001).

K. Ozasa, S. Nomura, M. Takeuchi, Y. Aoyagi, "Photoluminescence of InGaAs(P) dots with quasi-zero-dimensional confinement", Mater. Sci. Eng.,  B 86 34-40 (2001).

T. Akane, K. Sugioka, K. Hammura, Y. Aoyagi,  K. Midorikawa, K. Obata, K. Toyoda, and S. Nomura, "GaN ablation etching by simultaneous irradiation with F-2 laser and KrF excimer laser", J.Vac. Sci. Technol. B 19 (4) 1388-1391 (2001).

K. Ozasa, S. Nomura, and Y. Aoyagi, "Pressure effects on nanoprobe photoluminescence of quasi-zero-dimensional confinement quantum dots", Superlattices and Microstruct. 30 (4) 169-179 (2001).


1990-2000

1.        T. Akane, K. Sugioka, S. Nomura, K. Hammura, N. Aoki, K. Toyoda, Y. Aoyagi and K. Midorikawa, "F2 laser etching of GaN", Appl. Surf. Sci. 168 (1-4) 335-339 (Dec. 2000).

2.        P. Ramvall, P. Riblet, S. Nomura, Y. Aoyagi, S. Tanaka, "Optical properties of GaN quantum dots", J. Appl. Phys. 87 3883-3890 (2000).

3.        Y. Kurokawa, S. Nomura, Y. Takemori, Y. Aoyagi, "Large scale calculation of optical dielectric functions of diamond nanocrystallites",  Phys.Rev. B  61 12616 (2000).

4.        Y. Kurokawa, S. Nomura, Y. Takemori, Y. Aoyagi, "Fast algorithm for Calculating Two-Photon Absorption Spectra by Real-Time Real-Space Higher-Order Finite-Difference Method", Progr. Theor. Phys. Supplement No.138, 145-146 (2000).

5.        Y. Kurokawa, S. Nomura, Y. Takemori, Y. Aoyagi, "Electronic properties of polysilane calculated with the real-time real-space higher-order finite-difference method", Prog. Theor. Phys.  Supplement No. 138, 147-148 (2000).

6.        S. Nomura, T. Sugano, and Y. Aoyagi, "Temperature dependence of photoluminescence spectra in n-type modulation doped quantum dot arrays", Physica E 7, 466-469 (2000).

7.        P. Ramvall, P. Riblet, S. Nomura, Y. Aoyagi, and S. Tanaka, "Optical properties of GaN quantum dots", J. Appl. Phys. 87 (8) 3883-3890 (April, 2000).

8.        S. Nomura, T. Sugano, and Y. Aoyagi, "Bias voltage dependent photoluminescence near Fermi-level in n-type modulation doped quantum dot arrays", Physica E 6, 432-435 (2000).

9.        S. Nomura, T. Iitaka, X. Zhao, T. Sugano, and Y. Aoyagi, "Quantum size effect in model nanocrystalline/amorphous mixed-phase silicon structures", Phys. Rev. B 59 (15), 10309-10314 (1999).

10.     Y. Kurokawa, S. Nomura, Y. Takemori, Y. Aoyagi, "Fast algorithm for calculating two-photon absorption spectra", Phys. Rev. E 59 (3-B) 3694-3697 (1999).

11.     P. Riblet, S. Tanaka, P. Ramvall, S. Nomura, and Y. Aoyagi, "Size-dependent optical nonlinearities in GaN quantum dots", Solid State Commun. 109 (6) 377-381 (1999).

12.     P. Ramvall, S. Tanaka, S. Nomura, P. Riblet, and Y. Aoyagi,  " Confinement induced decrease of the exciton-longitudinal optical phonon coupling in GaN quantum dots", Appl. Phys. Lett. 75 (13) 1935-1937 (1999).

13.     T. Iitaka, S. Nomura, X. Zhao, Y. Aoyagi and, T. Sugano,  "Calculating the density of states and the linear response functions with time-dependent Schroedinger equations", Microelectronic Eng. 43-44, 459-470 (1998).

14.     P. Ramvall, S. Tanaka, S. Nomura, P. Riblet, and Y. Aoyagi, "Observation of confinement-dependent exciton binding energy of GaN quantum dots", Appl. Phys. Lett. 73 (8) 1104-1106 (1998).

15.     S. Nomura, L. Samuelson, M.-E. Pistol, K. Uchida, N. Miura, T. Sugano, and Y. Aoyagi,"Calculation of  Landau levels in semiconductor quantum dots in a high magnetic field and at a high optical excitation", Phys. Rev. B 58 (11) 6744-6747 (1998).

16.     B. Kowalski, S. Nomura, C. Pryor, Y. Aoyagi, N. Carlsson, M.-E. Pistol, P. Omling, L. Samuelson, and W. Seifert, "Magnetoluminescence of self-assmbled InP dots with varying size", Phy. Rev. B 58 (4) 2026-2030 (1998).

17.     S. Nomura, T. Sugano, and Y. Aoyagi, "Enhancement of photoluminescence near Fermi level in bias voltage controlled quantum dot arrays", Solid State Commun. 106 (12) 815-819 (1998).

18.     S. Nomura, H. Isshiki, Y. Aoyagi, T. Sugano, K. Uchida, and N. Miura, "High-magnetic-field-induced large blueshift and depopulation of a quasi-one-dimensional electron-hole system in p-type modulation-doped semiconductor quantum wires", Phys. Rev. B 57 (4) 2407-2414(1998).

19.     S. Nomura, T. Iitaka, X. Zhao, T. Sugano, and Y. Aoyagi, "Electronic structure of nanocrystalline/amorphous silicon: a novel quantum size effect", Mat. Sci. Eng. B 51, 146-149 (1998).

20.     S. Nomura, L. Samuelson, M.-E. Pistol, K. Uchida, N. Miura, T. Sugano, and Y. Aoyagi, "Landau level formation in semiconductor quantum dots in a high magnetic field", Appl. Phys. Lett. 71 (16) 2316-2318 (1997).

21.     T. Iitaka, S. Nomura, H. Hirayama, X. Zhao, Y. Aoyagi, and T. Sugano, "Calculating the linear response functions of noninteracting electrons with a time-dependent Scoroedinger equation", Phys. Rev. E 56 (1) 1222-1229 (1997).

22.     S. Nomura, T. Iitaka, X. Zhao, T. Sugano, and Y. Aoyagi, "Linear scaling calculation for optical absorption spectra of large hydrogenated silicon nanocrystallites", Phys. Rev. B 56 4348-4350 (1997).

23.     S. Nomura, X. Zhao, Y. Aoyagi, and T. Sugano, "Electronic structure of a model nanocrystalline/amorphous mixed-phase silicon", Phys. Rev. B 54 (19) 13974-13979 (1996).

24.     S. Nomura, H. Isshiki, Y. Aoyagi, and T. Sugano, "Magnetic field effects in p-type modulation doped GaAs quantum wires", Physica B 227 38-41 (1996).

25.     X. Zhao, S. Nomura,  Y. Aoyagi and T. Sugano, "Formation and electronic states of Si nanocrystallites in amorphous Si", J. Non-crystal Materials. 198-200, 847-852 (1996).

26.     S. Nomura, K. Misawa and T. Kobayashi, Y. Aoyagi and T. Sugano, "Trapped exciton states in semiconductor quantum dots", Phys. Low-Dim. Struct. 7, 17-34 (1995).

27.     S. Nomura, X. Zhao, O. Schoenfeld, K. Misawa, T. Kobayashi, Y. Segawa, Y. Aoyagi and T. Sugano, "Magnetic Field Effects in Direct- amd Indirect-Gap Semiconductor Quantum Dots", Jpn. J. Appl. Phys 34 (Suppl. 34-1) 125-127 (1995).

28.     S. Nomura, X. Zhao, O. Schoenfeld, K. Misawa, T. Kobayashi, Y. Segawa, Y. Aoyagi and T. Sugano, "Magnetic field dependence of optical absorption in Si nanocrystallites: A quantum size effect", Solid State Commun. 92 (8) 665-668 (1994).

29.     S. Nomura, Y. Segawa, and T. Kobayashi, "Confined excitons in a semiconductor quantum dot in a magnetic field", Phys. Rev. B 49 (19) 13571-13582 (May 1994).

30.     S. Nomura and T. Kobayashi, "An Exciton with a massive hole in a quantum dot", J. Appl. Phys. 75 (1) 382-387 (Jan. 1994).

31.     S. Nomura, Y. Segawa, and T. Kobayashi, "Magneto-optical effects in CdSxSe1-x semicondcutor microcrystallites", Solid State Commun. 87 (4) 313-316 (1993).

32.        S. Nomura, K. Misawa and Y. Segawa and T. Kobayashi, "Large g-value in CuCl semicondcutor microcrystallites", Phys. Rev. B 47 (23) 16024-16027 (June, 1993).

33.        S. Nomura and T. Kobayashi, “Exciton-LA and -TA-phonon couplings in a spherical semiconductor microcrystallite”, Solid State Commun. 82 (5), 335-340 (May 1992).

34.        S. Nomura and T. Kobayashi, “Exciton-LO-phonon couplings in spherical semiconductor microcrystallites” Phys. Rev. B 45 (3), 1305-1316 (Jan. 1992).

35.        S. Nomura and T. Kobayashi, “Nonparabolicity of the conduction band in CdSe and CdSxSe1-x semiconductor microcrystallites”, Solid State Commun. 78 (8), 677-680 (May 1991).

36.        S. Nomura, T. Kobayashi, H. Matsuda, S. Okada, H. Nakanishi, and H. Tomiyama, “Electric-field dependence of absorption spectra of polymer ion-hemicyanine dye complexes”, Chem. Phys. Lett. 175 (4), 389-394 (Dec. 1990).

37.        S. Nomura and T. Kobayashi, “Variational calculation on electric field dependence of energy of spherical semiconductor microcrystallites”, Solid State Commun. 74 (10) 1153-1158 (Jun. 1990).

38.        S. Nomura and T. Kobayashi, “Clearly resolved exciton peaks in CdSxSe1-x semiconductor microcrystallites”, Solid State Commun. 73, (6) 425-429 (Feb. 1990).





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