Committee 
Date Time 
Place 
Paper Title / Authors 
Abstract 
Paper # 
QIT (2nd) 
20201211 18:10 
Online 
Online 
A Bell experiment using the joint measurements of two noncommuting physical properties. Kengo Matsuyama, Holger F. Hofmann, Masataka Iinuma (Hiroshima Univ.) 
[more] 

QIT (2nd) 
20191118 13:50 
Tokyo 
Gakushuin University 
[Poster Presentation]
Experimental investigation of Bell inequality by using simultaneous measurements. Kengo Matsuyama, Masataka Iinuma, Holger F. Hofmann (Hiroshima Univ.) 
In the conventional measurements of Bell correlations with photon polarizations, there are almost never experiments wher... [more] 

QIT (2nd) 
20181126 13:30 
Tokyo 
The University of Tokyo 
[Poster Presentation]
Generation of nonFock states using entangled two multiphoton multimode systems Issei Matsumoto, Takayuki Kiyohara, Ryo Okamoto (Kyoto Univ.), Holger F. Hofmann (Hiroshima Univ.), Shigeki Takeuchi (Kyoto Univ.) 
NonFock state cannot be generated by using multiple singlephotons and an unitary transform circuit composed of linear ... [more] 

QIT (2nd) 
20180605 12:00 
Hiroshima 
ICCH Ran 
An exploration of the limits of control using quantum superpositions Holger F. Hofmann (Hiroshima Univ.) 
Quantum interferences between nonorthogonal states are the best approximation of a joint realization of the noncommuti... [more] 

QIT (2nd) 
20180604 13:20 
Hiroshima 
ICCH Ran 
[Poster Presentation]
Quantum interference effects in the estimation of quadrature displacements from photon number resolving measurements JunYi Wu, Toda Norifumi, Holger F. Hofmann (Hiroshima Univ) 
Photon number resolving measurements (PNR) of a xdisplaced squeezed state resolve the output photon number probability ... [more] 

ICD, CPM, ED, EID, EMD, MRIS, OME, SCE, SDM, QIT (Joint) [detail] 
20170130 13:55 
Hiroshima 
MiyajimaMorinoYado(Hiroshima) 
Nonclassical jointstatistics and quantum measurement of photon polarization Yutaro Suzuki, Masataka Iinuma, Holger F. Hofmann (Hiroshima Univ.) 
(To be available after the conference date) [more] 

QIT (2nd) 
20161124 13:00 
Ibaraki 
KEK Kobayashihall 
[Poster Presentation]
Study on the coherence of multiphotonmultimode entanglement 2 Naoki Yamashiro, Takayuki Kiyohara, Ryo Okamoto (Kyoto Univ.), JunYi WU, Holger F. Hofmann (Hiroshima Univ.), Shigeki Takeuchi (Kyoto Univ.) 
Quantum interference between photons plays a crucial role for linear optics quantum circuits for quantum metrology, quan... [more] 

QIT (2nd) 
20160530 17:10 
Kochi 
Kochi University of Technology Eikokuji campus 
Evaluation of correlations between estimates and outcomes in a sequential measurement Masataka Iinuma, Yutaro Suzuki, Taiki Nii, Holger F. Hofmann (Hiroshima Univ.) 
[more] 

QIT (2nd) 
20160531 16:10 
Kochi 
Kochi University of Technology Eikokuji campus 
What are the observable effects of the physical properties of a quantum system? Holger F. Hofmann, Taiki Nii, Masataka Iinuma (Hiroshima Univ.) 
In recent work (Nii et al., arXiv: 1603.06291; Iinuma et al., Phys. Rev. A 93, 032104 (2016)) we have studied the relati... [more] 

QIT (2nd) 
20160531 16:30 
Kochi 
Kochi University of Technology Eikokuji campus 
Effects of multimode interference on photon number states JunYi Wu, Holger F. Hofmann (Hiroshima Univ.) 
A discrete Fourier transformation (DFT) of optical modes uniformly distributes a single photon over the modes, and forms... [more] 

QIT (2nd) 
20160531 16:50 
Kochi 
Kochi University of Technology Eikokuji campus 
Analysis of multiphoton statistics in twomode interference Kazuya Fujiwara, Holger F. Hofmann (Hiroshima Unv.) 
[more] 

QIT (2nd) 
20160530 13:00 
Kochi 
Kochi University of Technology Eikokuji campus 
[Poster Presentation]
Study on the coherence of multiphotonmultimode entanglement Naoki Yamashiro, Takayuki Kiyohara, Ryo Okamoto (Kyoto Univ.), Holger F. Hofmann (Hiroshima Univ.), Shigeki Takeuchi (Kyoto Univ.) 
Quantum interference between photons plays a crucial role for linear optics quantum circuit, such as quantum metrology, ... [more] 

QIT (2nd) 
20150526 10:00 
Osaka 
Osaka University 
evaluation of joint measurements using entanglement Taiki Nii, Shota Kino, Holger F. Hofmann (Hiroshima Univ.) 
We show that the error statistics of a joint measurement of two noncommuting observables can be reconstructed completel... [more] 

QIT (2nd) 
20150526 11:20 
Osaka 
Osaka University 
On the origin of randomness in quantum mechanics Holger F. Hofmann (Hiroshima Univ.) 
Quantum statistics originate from the physics of state preparation. It is therefore wrong to think of quantum states as ... [more] 

QIT (2nd) 
20141117 17:00 
Miyagi 
Tohoku Univ. 
Nonclassical correlation between measurement errors and backaction effects in quantum measurement of photon polarization Masataka Iinuma, Yutaro Suzuki, Taiki Nii, Ryuji Kinoshita, Holger F. Hofmann (Hiroshima Univ.) 
The measurement errors defined in Ozawa’s inequality appear to be equivalent to classical errors in the special case of ... [more] 

QIT (2nd) 
20140513 16:00 
Aichi 
Nagoya Univ. 
The quantum laws of physics
 a new description of dynamics and causality  Holger F. Hofmann (Hiroshima Univ.) 
It is possible to completely explain all aspects of quantum mechanics by expressing the relations between physical prope... [more] 

QIT (2nd) 
20140512  20140513 
Aichi 
Nagoya Univ. 
[Poster Presentation]
Statistics of Error and Disturbance for Quantum Measurements Taiki Nii, Holger F. Hofmann (Hiroshima Univ.) 
The definition given by Ozawa for the error and disturbance in quantum measurement results in a more precise formulation... [more] 

QIT (2nd) 
20131119 09:20 
Tokyo 
Waseda Univ. 
Experimental evaluation of measurement error and disturbance of Ozawa's inequality in two level systems Masataka Iinuma, Yutaro Suzuki, Ryuji Kinoshita, Holger F. Hofmann (Hiroshima Univ.) 
The Ozawa's inequality has been experimentally verified by the recent experiments with a neutron spin or a photon polari... [more] 

QIT (2nd) 
20131119 09:40 
Tokyo 
Waseda Univ. 
Experimental investigation of complex joint probabilities using sequential polarization measurements with arbitrary intermediate measurement strength Yutaro Suzuki, Masataka Iinuma, Ryuji Kinoshita, Holger F. Hofmann (Hirhoshima Univ.) 
The KirkwoodDirac distribution of arbitrary quantum state is a set of complex joint probabilities for two noncommuting... [more] 

QIT (2nd) 
20130527 11:20 
Hokkaido 
Hokkaido Univ. 
Weak valued statistics as fundamental explanation of quantum physics Holger F. Hofmann (Hiroshima Univ.) 
[more] 
