Ruggero Micheletto

J-GLOBAL         Last updated: Apr 5, 2019 at 11:31
Ruggero Micheletto
Yokohama City University
School of Science, Graduate School of Nanobioscience Department of Materials System Science
PhD in Physics(University of Bologna, Italy), Master (laurea) in Physics(University of Torino, Italy)


Ruggero Micheletto is a Professor in Yokohama City University, in the department of Nanosystem sciences, teaches Thermodynamics and introduction to quantum physics. He is also responsible for the courses of "Cognitive Science" to the Graduate School of Nanobioscience. His research interests are nano optics, sensing and Cognitive Science.

Research Areas


Academic & Professional Experience

Professor, Yokohama City University International College of Arts and Sciences Materials Science Graduate School of Nanobioscience Department of Materials System Science

Awards & Honors

The 11th Near-field optics award

Published Papers

D'Acunto Mario, Fuso Francesco, Micheletto Ruggero, Naruse Makoto, Tantussi Francesco, Allegrini Maria
BEILSTEIN JOURNAL OF NANOTECHNOLOGY   8 956-967   Apr 2017   [Refereed]
Giordani Cristiano, Rivera-Gutierrez Hector, Zhe Sun, Micheletto Ruggero
PLOS ONE   13(10)    Oct 2018   [Refereed]
Giordani Cristiano, Fabio Rivera-Gutierrez Hector, Micheletto Ruggero
BIOPHYSICAL JOURNAL   110(3) 631A   Feb 2016   [Refereed]
Kanaly RA, Micheletto R, Matsuda T, Utsuno Y, Ozeki Y, Hamamura N
MicrobiologyOpen   4(5) 841-856   Oct 2015   [Refereed]
Takatori Kentaro, Okamoto Takayuki, Ishibashi Koji, Micheletto Ruggero
OPTICS LETTERS   42(19) 3876-3879   Oct 2017   [Refereed]
Ruggero Micheletto, Kotaro Oikawa, Christian Feldmeier
Applied Mechanics and Materials   541-542 253-257   Jan 2014   [Refereed]
The photoluminescence from III-V wide band-gap semiconductors as InGaN is characterized by localized large intensity fluctuations, known as 'blinking', that, despite decades of research, is not yet completely understood. In structures where there ...
Kishino Takahisa,Zhe Sun,Ruggero Micheletto
New Trends in Image Analysis and Processing - ICIAP 2013 - ICIAP 2013 International Workshops, Naples, Italy, September 9-13, 2013. Proceedings   8158 20-29   2013   [Refereed]
G. Alfieri, G. Alfieri, T. Tsutsumi, R. Micheletto
Applied Physics Letters   106    May 2015
© 2015 AIP Publishing LLC. InGaN alloys and, in particular, InGaN monolayer quantum wells (MLQWs) are attracting an increasing amount of interest for opto-electronic applications. Impurities, incorporated during growth, can introduce electronic st...
Feldmeier C, Abiko M, Schwarz UT, Kawakami Y, Micheletto R
Optics express   17(25) 22855-22860   Dec 2009   [Refereed]
R. Micheletto, K. Oikawa and C. Feldmeier
Applied Physics Letters   103(172109)    Oct 2013   [Refereed]
Appl Phys Lett   95(21) 211904   Nov 2009   [Refereed]
Robert Bishop Jr.,Ruggero Micheletto
CoRR   abs/1210.7282    2012   [Refereed]
Appl Phys Lett   93(17) 174104   Oct 2008
Micheletto R, Yamada D, Allegrini M, Kawakami Y
Optics express   16 6889-6895   May 2008   [Refereed]
Appl Phys Lett   90(24) 244108   Jun 2007
Piga R, Micheletto R, Kawakami Y
Optics express   15 5589-5594   Apr 2007   [Refereed]
Micheletto Ruggero
Journal of Optics A: Pure and Applied Optics   9 4   2007
Appl Phys Lett   89(12) 121125-121125-3   Sep 2006
Appl Phys Lett   88(6) 061118-061118-3   Feb 2006
Colloids Surf A Physicochem Eng Asp   273(1-3) 189-192   Feb 2006
Micheletto R, Yokokawa M, Okazakaki S, Kawakami Y
Journal of nanoscience and nanotechnology   6(1) 72-76   Jan 2006   [Refereed]
Micheletto R, Kawakami Y, Hamamoto K, Kawai S
Optics letters   31(2) 205-207   Jan 2006   [Refereed]
Piga R, Micheletto R, Kawakami Y
Biophysical chemistry   117(2) 141-146   Sep 2005   [Refereed]
Denyer M, Micheletto R, Nakajima K, Hara M, Okazaki S
Journal of nanoscience and nanotechnology   3(6) 496-502   Dec 2003   [Refereed]


Ruggero Micheletto, Ahyi Kim
   Jul 2017
Recognizing seismic waves immediately is very important for the realization
of efficient disaster prevention. Generally these systems consist of a network
of seismic detectors that send real time data to a central server. The server
elaborates the...
Sun Zhe, Ruggero Micheletto
Proceedings - 2014 International Conference on Information Science, Electronics and Electrical Engineering, ISEEE 2014   2 1301-1305   Jan 2014
© 2014 IEEE. We use a probabilistic transition matrix methodology to realize an algorithm for the autonomous navigation of Robots. This is achieved without the necessity to set any symbolic or empiric rules, but with a learning strategy based on a...
Toshiaki Tsutsumi, Giovanni Alfieri, Yoichi Kawakami, Ruggero Micheletto
Applied Surface Science   392 256-259   Jan 2017
© 2016 Elsevier B.V.We show for the first time that photoluminescence of InGaN single quantum wells (SQW) devices is related to the gas pressure in which the sample is immersed, also we give a model of the phenomena to suggest a possible cause. Ou...
Sun Zhe, Sun Zhe, Ruggero Micheletto, Ruggero Micheletto
Journal of Physics A: Mathematical and Theoretical   49    May 2016
© 2016 IOP Publishing Ltd.We studied the role of noise in neural networks, especially focusing on its relation to the propagation of spike activity in a small sized system. We set up a source of information using a single neuron that is constantly...
Kentaro Takatori, Kentaro Takatori, Kentaro Takatori, Takayuki Nishino, Takayuki Nishino, Takayuki Okamoto, Takayuki Okamoto, Takayuki Okamoto, Hiroyuki Takei, Koji Ishibashi, Koji Ishibashi, Ruggero Micheletto
Journal of Physics D: Applied Physics   49    Apr 2016
© 2016 IOP Publishing Ltd.We propose a new kind of organic solar cell (OSC) that substitutes the standard indium tin oxide (ITO) electrode with a silver layer with randomly arranged circular nanoholes (plasmonic electrode). The quasi-random struct...
Maria Fernanda Avila, Shigeki Yamaguchi, Hideho Uchiyama, Ruggero Micheletto
Proceedings of the 2011 7th International Conference on Intelligent Sensors, Sensor Networks and Information Processing, ISSNIP 2011   37-40   Dec 2011
Nowadays there is a big interest in the research of cell behaviour in different sciences, like biology, physics, and medicine. For this reason, many interdisciplinary research projects have been developed in many countries. The main goal of the re...
Sun Zhe, Ruggero Micheletto
Nonlinear Phenomena in Complex Systems   19 122-134   Jan 2016
© 2016 Education and Upbringing Publishing.The influence and effect of connection strength between neurons is difficult to predict in complex networks and a complete and exhaustive analytical theory does not exist because of the extremely non-line...
Ruggero Micheletto, Ishii Hikaru
Optics InfoBase Conference Papers      Dec 2010
We demonstrate analytically that discontinuity at critical angle can be used to reach extremely high sensitivities against any optical properties that modify this angular value. To test in practice the approach we fabricated cheap and basic sensor...
Sun Zhe, Ruggero Micheletto
2015 54th Annual Conference of the Society of Instrument and Control Engineers of Japan, SICE 2015   325-330   Sep 2015
© 2015 The Society of Instrument and Control Engineers-SICE.The most important part of the neural network research is the learning. The process of learning in our brain is essentially several adjustment processes of connection strength between neu...
Ruggero Micheletto, Daisuke Yamada, Yoichi Kawakami, Maria Allegrini
Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006      Dec 2006
We investigate on the photoluminescence spatial unhomogeneities of InGaN/GaN interface with a Polarization Modulation Scanning Near-field Tunneling Microscope. We could demonstrate for the first time nanometer sized domains that present polarizati...
K. Hamamoto, R. Micheletto, M. Oyama, A. Ali Umar, S. Kawai, Yoichi Kawakami
Journal of Optics A: Pure and Applied Optics   8 268-271   Mar 2006
We realized a planar multireflection glass system to investigate the localized surface plasmon resonance (LSPR) of gold nanoparticles. These nanospheres were realized in situ using an original and simple chemical growth method that is described. W...
Ruggero Micheletto, Maria Fernanda Avila-Ortega
   Nov 2012
We studied the influence of mechanical vibrotactile signals in the acoustic
range to the visual perception of flickering images. These images are shown on
a CRT screen intermittent at about 75 Hz, without external perturbations are
perceived as co...
応用物理学会学術講演会講演予稿集(CD-ROM)   73rd ROMBUNNO.11P-G1-10   Aug 2012
Ruggero Micheletto, Daisuke Yamada, Yoichi Kawakami, Maria Allegrini
Optics InfoBase Conference Papers      Jan 2006
We investigate on the photoluminescence spatial unhomogeneities of InGaN/GaN interface with a Polarization Modulation Scanning Near-field Tunneling Microscope. We could demonstrate for the first time nanometer sized domains that present polarizati...
Sens Actuators A   A119(2) 283-290   Apr 2005
Surface plasmon resonance (SPR) sensors are high sensitive optical system often used for investigations on organic samples or in general for other fundamental research topics. Normally a SPR sensor is based on a prism on which a thin layer of gold...
Micheletto Ruggero
Journal of Applied Physics   99(8) 6   May 2006
Metal-coated, "pulled," and conically shaped fiber probes used in scanning near-field optical microscopy (SNOM) typically undergo a thermal expansion when injected with laser light, due to partial energy absorption by the metallic film. Here, we r...
Opt Lett   31(2) 205-207   Jan 2006
Micheletto Ruggero
J. Applied Spectroscopy   72(5) 771-774   Sep 2005
In continuation of our research on carbon nanotube/P(VDF-TrFE) nano-composites [1], total x-ray fluorescence (TXRF) is engaged in a novel characterization of these materials regarding their compositions, purities, and structural analysis. Samples ...
J Nanoscience Nanotechnology   6(1) 72-76   Jan 2006
Micheletto Ruggero
Optics Letters   31(2) 205-207   2006
Optical Review   9(6) 277-281   Nov 2002
This work describes a groundbreaking process that provides a direct highly localized measurement of the atomic mass on surfaces at room temperature. Employing an original system that joins a scanning tunneling microscopy (STM) device and a time of...
Ruggero Micheletto, Yoichi Kawakami, Maria Allegrini
IQEC, International Quantum Electronics Conference Proceedings   2005 1044-1045   Dec 2005
The photoluminescence (PL) emission properties of InGaN Single Quantum Well (SQW) systems it's important for the realization of new optical devices as LED, or semiconductor Laser. Scanning Near-field optics has been used recently to investigate wi...
Micheletto Ruggero
Nanoscience and Nanotechnology   6 5   2006
A. Ambrosio, M. Allegrini, R. Micheletto, P. G. Gucciardi, P. G. Gucciardi, Y. Kawakami, O. Fenwick, F. Cacialli
IQEC, International Quantum Electronics Conference Proceedings   2005 1162-1163   Dec 2005
We have investigated the heating phenomena occurring in near-field experiments using metal-coated apertured optical fibers. We demonstrate heat transfer from the probe to the sample surface and permanent modification of the probe parameters.
Micheletto Ruggero
Journal of Optics A: Pure and Applied Optics   8 4   2006
P. G. Gucciardi, M. Allegrini, R. Micheletto, T. Kotani, T. Hatada, Y. Kawakami
Journal of the Korean Physical Society   47    Aug 2005
Distributed Bragg Reflectors (DBRs) have been found to be very effective in increasing the efficiency of light emitting diodes and semiconductor laser devices. By using polarization-modulated scanning near-field optical microscopy (PM-SNOM), we in...
Micheletto Ruggero
Applied Physics Letters   88 3   2006
Ruggero Micheletto, Jun Matsui, Munetaka Oyama, Khalil El-Hami, Kazumi Matsushige, Yoichi Kawakami
Applied Surface Science   242 6-133   Mar 2005
Perylene-acetonitrile solution with tetra-n-butyl-ammonium perchlorate (TBAP) is a substance that tends to electro-crystallize and form particular needle-like structures. These perylene materials are studied extensively for their peculiar electric...
Micheletto Ruggero
Applied Physics Letters   3   2006
R. Micheletto, M. Abiko, A. Kaneta, Y. Narukawa, T. Mukai, Y. Kawakami
Proceedings - Electrochemical Society   6 341-350   Dec 2004
Many researches on InxGa(i-x)N systems are focused on their optical characteristics, and in particular on their behaviour in very small time scale range. Conversely, in this report we studied optical phenomena that have long-range time constants. ...
Ruggero Micheletto, Nobuki Yoshimatsu, Akio Kaneta, Yoichi Kawakami, Shigeo Fujita
Applied Surface Science   229 338-345   May 2004
Spatial distribution of InGaN photoluminescence (PL) at room temperature has been examined by observation through an illumination-transmission mode scanning near-field optical microscope (SNOM). The near-field PL mapping revealed a disuniform patt...
Ruggero Micheletto, Ruggero Micheletto, Masatoshi Yokokawa, Marc Schroeder, Daitsuke Hobara, Yu Ding, Takashi Kakiuchi
Applied Surface Science   228 265-270   Apr 2004
We report on the direct observation of highly confined trans/cis molecular switch on azobenzene based monolayer. The transition was induced by UV light through the optical field enhancement occurring in the proximity of a sharp STM probe. A 0.5nm ...
Yu Ding, Ruggero Micheletto, Satoshi Okazaki, Koji Otsuka
Applied Surface Science   211 82-88   Apr 2003
The combination of scanning tunneling microscopy (STM) with time-of-flight mass system (TOF-MS) adds new information to STM imaging. In this study, an STM system has been combined with laser excitation and was used for desorption and ionization of...
Confined waveguide behavior of Distributed Bragg Reflectors probed by polarization-controlled Near Field Optical Microscopy
Micheletto Ruggero
J. Korean Physical Society   47 8   2005
Ruggero Micheletto, Jun Matsui, Nobuki Yoshimatsu, Munetaka Oyama, Satoshi Okazaki
Colloid and Polymer Science   280 1067-1074   Dec 2002
A perylene-acetonitrile solution with TBAP (tetra-n-butylammonium perchlorate) electrocrystallizes on the electrode surface, under opportune conditions. It forms particular needle-like microcrystals that have been studied recently for their peculi...
Micheletto Ruggero
Biophysical Chemistry   117 6   2005
Y. Ding, R. Micheletto, H. Hanada, T. Nagamura, S. Okazaki
Review of Scientific Instruments   73 3227   Sep 2002
Ruggero Micheletto, Nobuki Yoshimatsu, Masatoshi Yokokawa, Taekyung An, Haiwon Lee, Satoshi Okazaki
Optics Communications   196 47-53   Sep 2001
Semiconductive polythiophene derivate polymers show electroluminescence (EL) properties if excited under opportune conditions and can be used as active element in novel efficient light-emitting diodes (LEDs) or in photovoltaic applications as dete...
Ruggero Micheletto, Nobuki Yoshimatsu, Satoshi Okazaki
Optics Communications   188 11-15   Feb 2001
We derived a simple method to fabricate scanning near field optical microscopes (SNOMs) optical probes from commercial cheap communication optical fibers. The tips are etched in one single step at the oil-acid interface of a HF solution. The resul...
Ken Nakajima, Ken Nakajima, Ruggero Micheletto, Ruggero Micheletto, Keita Mitsui, Takashi Isoshima, Takashi Isoshima, Masahiko Hara, Masahiko Hara, Tatsuo Wada, Tatsuo Wada, Hiroyuki Sasabe, Hiroyuki Sasabe, Wolfgang Knoll, Wolfgang Knoll
Molecular Crystals and Liquid Crystals Science and Technology Section A: Molecular Crystals and Liquid Crystals   327 241-244   Dec 1999
Scanning near-field optical microscope (SNOM) is hybridized with scanning tunneling microscope (STM) in order to achieve a higher spatial resolution by introducing a doubly metal-coated optical fiber tip with a nm-scale aperture. The result of a s...
Ruggero Micheletto, Morgan Denyer, Martin Scholl, Ken Nakajima, Andreas Offenhauser, Masahiko Hara, Wolfgang Knoll
Applied Optics   38 6648-6652   Nov 1999
We report the observation of live-cell dynamics by noncontact scanning near-field optical microscopy (SNOM) modified to work with living biological samples that are fully immersed in liquid. We did not use the SNOM setup in strictly near-field con...
Ken Nakajima, Ken Nakajima, Ruggero Micheletto, Keita Mitsui, Takashi Isoshima, Takashi Isoshima, Masahiko Hara, Masahiko Hara, Tatsuo Wada, Tatsuo Wada, Hiroyuki Sasabe, Hiroyuki Sasabe, Wolfgang Knoll, Wolfgang Knoll
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers   38 3949-3953   Jun 1999
Scanning near-field optical microscope (SNOM) is hybridized with a scanning tunneling microscope (STM) to investigate nanoscopic optical phenomena in both the near-field region and its proximity. The system is realized by introducing a doubly meta...
Ruggero Micheletto, Morgan Denyer, Martin Scholl, Ken Nakajima, Masahiko Hara, Wolfgang Knoll
Optical Review   6 268-271   May 1999
We describe an original scanning near field optical microscope setup developed to examine rhythmically beating cardiac myocytes fully immersed in culture media. Scans could be halted at any point to record localized contraction profiles. Contracti...
Nakajima Ken, Micheletto Ruggero, Mitsui Keita, Isoshima Takashi, Hara Masahiko, Wada Tatsuo, Sasabe Hiroyuki
Proceedings of the Society Conference of IEICE   1999(2) 164-165   Aug 1999
Ruggero Micheletto, Ken Nakajima, Martin Geisler, Masahiko Hara, Wolfgang Knoll
Applied Surface Science   144-145 514-519   Apr 1999
We describe a versatile scanning near-field optical microscope (SNOM) integrated with a shear force (SF) sample probe separation controller. The system works with special tapered optical fibers as the probing element. These fibers are fabricated b...
NAKAJIMA Ken, MICHELETTO Ruggero, MITSUI Keita, ISOSHIMA Takashi, HARA Masahiko, WADA Tatsuo, SASABE Hiroyuki, KNOLL Wolfgang
Journal of the Surface Science Society of Japan   20(8) 509-515   Aug 1999
K. Nakajima, K. Nakajima, R. Micheletto, R. Micheletto, K. Mitsui, T. Isoshima, T. Isoshima, M. Hara, M. Hara, T. Wada, T. Wada, H. Sasabe, H. Sasabe, W. Knoll, W. Knoll
Applied Surface Science   144-145 520-524   Apr 1999
In order to improve the spatial resolution in scanning near-field optical microscopy (SNOM), we designed a hybrid system of illumination mode SNOM integrated with scanning tunnelling microscopy (STM) by introducing a metal-coated optical fiber tip...
Nakajima Ken, Michieletto Ruggero, Mitsui Keita, Isoshima Takashi, Hara Masahiko, Wada Tatsuo, Sasabe Hiroyuki, Knoll Wolfgang
Japanese journal of applied physics. Pt. 1, Regular papers & short notes   38(6) 3949-3953   Jun 1999
Scanning near-field optical microscope (SNOM) is hybridized with a scanning tunneling microscope (STM) to investigate nanoscopic optical phenomena in both the near-field region and its proximity. The system is realized by introducing a doubly meta...
Ken Nakajima, Ken Nakajima, Ruggero Micheletto, Keita Mitsui, Takashi Isoshima, Takashi Isoshima, Masahiko Hara, Masahiko Hara, Tatsuo Wada, Tatsuo Wada, Hiroyuki Sasabe, Hiroyuki Sasabe, Wolfgang Knoll, Wolfgang Knoll
Molecular Crystals and Liquid Crystals Science and Technology Section A: Molecular Crystals and Liquid Crystals   322 209-214   Dec 1998
In order to overcome one of the drawbacks in scanning near-field optical microscopy (SNOM), i.e., a low spatial resolution caused by a rather poor sample-probe distance control, we are designing a hybrid system of SNOM with scanning tunneling micr...
M. Naya, M. Naya, R. Micheletto, S. Mononobe, R. Uma Maheswari, M. Ohtsu
Applied Optics   36 1681-1683   Mar 1997
We report on the high-resolution observation of biological samples in water with a collection-mode near-field optical microscope (c-mode NOM) operating under optical feedback control. With rapidly decreasing evanescent field power used as the feed...
MICHELETTO Ruggero, DENYER Morgan, SCHOLL Martin, NAKAJIMA Ken, HARA Masahiko, KNOLL Wolfgang
6(3) 268-271   Jun 1999
A. De Marco, R. Micheletto, R. Micheletto, A. Trabucco, P. Violino
Optics Communications   95 210-214   Jan 1993
A photon scanning tunneling microscope (PSTM) with longitudinal resolution in the subnanometer range is described. It operates by monitoring the reflected rather than transmitted light intensity. The most remarkable differences, as compared to oth...
R. Micheletto, H. Fukuda, M. Ohtsu, M. Ohtsu
Langmuir   11 3333-3336   Dec 1995
We present here a simple technique for depositing wide monolayers of submicron-sized latex particles. The method is straightforward and does not require any special apparatus. We also studied the quality of the arrays formed, giving information on...
Lia Q. Amaral, Rosangela Itri, Paolo Mariani, Ruggero Micheletto
Liquid Crystals   12 913-919   Jan 1992
X-ray diffraction results in magnetically oriented samples of aqueous solutions of the sodium salt of the dinucleoside phosphate G2 in the cholesteric N* phase are presented. The symmetry of the diffraction confirms a model of stacking of tetramer...

Books etc

Thermodynamics in English and Japanese
Ruggero Micheletto, Aki Tosaka
Kyoritushuppan   Nov 2015   ISBN:978-4320035959
Applied Scanning probe methods II: Scanning Probe Microscopy Techniques (nanoscience and nanotechnology)
Springer   2005   ISBN:3540262423
State-of-the-Art Program on Compound Semiconductors XLI and Nitride and Wide Bandgap Semiconductors for Sensors, Photonics, and Electronics V
ECS   2004   ISBN:1-56677-419-5
Hiroyuki Sasabe
CRC Press   Nov 2001   ISBN:041526796X

Conference Activities & Talks

Surface exciton polaritons supported by a J-aggregated-dye/air interface
Micheletto Ruggero
75th JSAP Autumn Meeting 2014   17 Sep 2014   
Takatori K, Nishino N, Okamoto T, Takei M, Ishibashi Y. Micheletto R
the 9th joint symposium of Yokohama National University and Yokohama City University.   7 Mar 2014   
Blinking in Photoluminescence of InGaN Devices is Caused by Slow Beating of THz Vibrations of the Quantum Well
Micheletto Ruggero, Oikawa Kotaro, Christian Feldmeier
The 4th International Conference on Advanced Materials Research   22 Jan 2014   
Kentaro Takatori, Takayuki Nishino, Takayuki Okamoto, Hiroyuki Takei, Koji Ishibashi, and Ruggero Micheletto
26th International Microprocesses and Nanotechnology Conference (MNC 2013)   5 Nov 2013   
Software-aided Processing of DNA Adductomics Data Obtained by Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry
Kanaly Robert
The XII International Congress of Toxicology (ICT2013), The 2nd International Conference on Environmental Omics, Seoul, South Korea   30 Jun 2013   
Investigation of DNA Modifications in a Soil Bacterium After Exposure to Organic and Inorganic Pollutants by LC-tandem Mass Spectrometry
Kanaly, R. A., Micheletto, R., Maeda, A. H., Hamamura, N.
American Society for Microbiology General Meeting 2013, Denver, CO, USA   18 May 2013   
A Monocular Pedestrian Detection System for the Visually Impaired
Micheletto Ruggero
3 Dec 2012   
応用物理学会学術講演会講演予稿集(CD-ROM)   27 Aug 2012   
Exiton-Surface Plasmon Strong Coupling in Plasmonic Crystals
K. Takatori, T. Okamoto, K. Oikawa and R. Micheletto
20th "Near-field Optics" meeting of the Optical Society of Japan   23 May 2012   
The study of the blinking phenomenom in InGaN optical devices
R. Micheletto and H. Goto
20th "Near-field Optics" meeting of the Optical Society of Japan   2012   
An optical Instability phenomena in the optical emission of InGaN devices
Progress in Electromagnetics Research Symposium (PIERS 2011)   2011   
A novel optical illusion based on visual-acoustical sensory interaction, possible applications
Index of Refraction Sensors: Virtually Unlimited Sensing Power at Critical Angle
OSA 2010 Optical Sensors (Sensors)   2010   
Optical Instabilities and blinking phenomena in the emission of InGaN quantum wells
France-Japan Workshop on Nanophotonics   2010   
Optical instabilities and blinking phenomena in the emission of InGaN quantum wells
France-Japan Workshop on Nanophotonics   2010   
The Photoluminescence of InGaN/GaN Single Quantum Wells –Optical Instabilities
The fourth Yokohama Nanotech Collaboration Symposium   2009   
Metal nanoparticle induced blinking in green InGaN quantum wells
Anne Kuhnert, Ulrich T. Schwarz, Christian Feldmeier and Ruggero Micheletto
8th International Conference on Nitride Semiconductors, ICNS-8   18 Oct 2009   
RUGGERO Micheletto
電気学会フィジカルセンサ研究会資料   11 Sep 2008   
Blinking Luminous Centers in a InGaN Quantum Well
R. Micheletto, S. Suzuki, Y. Kawakami, A. Kunold, P. Pereyra, Y. Narukawa and T. Mukai
15th International Conference on Superlattices, Nanostructures and Nanodevices (ICSNN)   3 Aug 2008   

Teaching Experience