Hadron Structure and Interactions

Exotic Hadron

Relativistic Quark Model

Hadron Spectroscopy

Natural sciences, Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics, Elementary Particle/Atomic Nucleus/Cosmic Ray/Space Physics

Apr. 2022 - Present
Nihon University Junior College (Funabashi Campus), Department of Science and Manufacturing Technology, Associate Professor

Apr. 2006 - Mar. 2014
Nihon University Junior College (Funabashi Campus), Department of Engineering Science, Assistant

Apr. 2004 - Mar. 2006
Nihon University Junior College (Funabashi Campus), Department of Engineering Science, 副手

2004
Nihon University, Graduate School, Division of Science and Engineering, Department of Quantum Science

1998
Nihon University, Faculty of Science and Engineering, Depatment of Physics

A possible prescription for incorporating the Nambu-Goldstone pions within the quark model
K. Yamada; T. Komada; T. Maeda and M. Oda
Hadron Spectroscopy and Structure: Proceedings of the XVIII International Conference, ,the 18th International Conference on Hadron Spectroscopy, Aug. 2020, Refereed, Not invited

Relativistic effects in radiative charmonium transitions: A covariant quark model approach
Tomohito Maeda; Toshihiko Komada; Kenji Yamada and Masuho Oda
Hadron Spectroscopy and Structure: Proceedings of the XVIII International Conference, ,the 18th International Conference on Hadron Spectroscopy, Aug. 2020, Refereed, Not invited
Lead

Radiative decays of light-quark mesons to a pion revisited in the covariant oscillator quark model
Kenji Yamada; Tomohito Maeda
Proceedings of 17th International Conference on Hadron Spectroscopy and Structure (Hadron 2017): PoS(Hadron2017)080., Mar. 2018, Refereed, Not invited

Pionic transitions of excited charmed mesons in the covariant oscillator quark model
Tomohito MAEDA; Kenji YAMADA; Masuho ODA
Proceedings of 17th International Conference on Hadron Spectroscopy and Structure (Hadron 2017): PoS Hadron2017 (2018) 230., Mar. 2018, Refereed, Not invited
Lead

共変振動子クォーク模型による励起D中間子系のパイオン放出崩壊
前田知人
素粒子論研究・電子版, Nov. 2016, Not refereed, Not invited
Lead

Strong decays of excited 1D charmed(-strange) mesons in the covariant oscillator quark model
Tomohito Maeda; Kento Yoshida; Kenji Yamada; Shin Ishida; and Masuho Oda
XVITH INTERNATIONAL CONFERENCE ON HADRON SPECTROSCOPY: HADRON2015, AIP Conference Proceedings, May 2016, Refereed, Not invited
Lead

Radiative pi-gamma transitions of excited light-quark mesons in the covariant oscillator quark model
Tomohito Maeda; Kenji Yamada; Masuho Oda; Shin Ishida
Proceedings of International Workshop on e+e- Collisions from Phi to Psi 2013, September 9-12, 2013, Rome, Italy, International Journal of Modern Physics: Conference Series, 2014, Not refereed, Not invited
Lead

Radiative decays of charmed mesons in the covariant oscillator quark model
Tomohito Maeda; Kenji Yamada; Masuho Oda; Shin Ishida
Nuclear Physics B (Proc. Suppl.), May 2012, Not refereed, Not invited
Lead

Observation of charged kappa in J/psi -> K*(892)K--/+(S)pi(+/-), K*(892)(-/+) -> K-S pi(-/+) at BESII
M. Ablikim; J. Z. Bai; Y. Bai; Y. Ban; X. Cai; H. F. Chen; H. S. Chen; J. C. Chen; Jin Chen; Y. B. Chen; Y. P. Chu; Y. S. Dai; Z. Y. Deng; S. X. Du; J. Fang; C. D. Fu; Y. N. Gao; Y. T. Gu; Z. J. Guo; F. A. Harris; K. L. He; M. He; Y. K. Heng; H. M. Hu; T. Hu; G. S. Huang; X. T. Huang; M. Ishida; S. Ishida; Y. P. Huang; X. B. Ji; X. S. Jiang; J. B. Jiao; D. P. Jin; S. Jin; T. Komada; S. Kurokawa; G. Li; H. B. Li; J. Li; L. Li; R. Y. Li; W. D. Li; W. G. Li; X. L. Li; X. N. Li; X. Q. Li; Y. F. Liang; B. J. Liu; C. X. Liu; Fang Liu; Feng Liu; H. M. Liu; J. P. Liu; H. B. Liu; Q. Liu; R. G. Liu; Z. A. Liu; F. Lu; G. R. Lu; J. G. Lu; C. L. Luo; F. C. Ma; H. L. Ma; Q. M. Ma; T. Maeda; Z. P. Mao; T. Matsuda; X. H. Mo; J. Nie; M. Oda; S. L. Olsen; R. G. Ping; J. F. Qiu; G. Rong; X. D. Ruan; L. Y. Shan; L. Shang; C. P. Shen; X. Y. Shen; H. Y. Sheng; H. S. Sun; S. S. Sun; Y. Z. Sun; Z. J. Sun; K. Takamatsu; X. Tang; J. P. Tian; Y. Toi; T. Tsuru; K. Ukai; G. S. Varner; X. Wan; L. Wang; L. L. Wang; L. S. Wang; P. Wang; P. L. Wang; Y. F. Wang; Z. Wang; Z. Y. Wang; C. L. Wei; D. H. Wei; N. Wu; C. F. Xu; X. P. Xu; Y. Xu; K. Yamada; I. Yamauchi; M. L. Yan; H. X. Yang; M. Yang; Y. X. Yang; M. H. Ye; Y. X. Ye; C. X. Yu; C. Z. Yuan; Y. Yuan; Y. Zeng; B. X. Zhang; B. Y. Zhang; C. C. Zhang; D. H. Zhang; H. Q. Zhang; H. Y. Zhang; J. W. Zhang; J. Y. Zhang; X. Y. Zhang; Y. Y. Zhang; Z. P. Zhang; J. W. Zhao; M. G. Zhao; P. P. Zhao; Z. G. Zhao; B. Zheng; H. Q. Zheng; J. P. Zheng; Z. P. Zheng; B. Zhong; L. Zhou; K. J. Zhu; Q. M. Zhu; X. W. Zhu; Y. S. Zhu; Z. A. Zhu; B. S. Zou
PHYSICS LETTERS B, Apr. 2011, Refereed, Not invited

Strong Decays of sc Mesons in the Covariant Oscillator Quark Model with the \widetilde U(4)DS ×O(3,1)L-Classification Scheme
Tomohito Maeda; Kenji Yamada; Masuho Oda and Shin Ishida
Progress of Theoretical Physics Supplement, Dec. 2010, Refereed, Not invited
Lead

Ds1*(2710) and Dsj*(2860) in the U~(12)×O(3,1)-scheme
Tomohito Maeda; Kenji Yamada; Masuho Oda and Shin Ishida
HADRON SPECTROSCOPY, Eleventh International Conference on Hadron Spectroscopy (AIP Conference Proceedings, The American Institute of Physics), Apr. 2010, Not refereed, Not invited
Lead

The qqbar S-wave Axial-Vector Mesons in the Covariant U~(12)-Scheme
T. Maeda; S. Ishida; K. Yamada (Nihon Univ.) and M. Oda (Kokushikan Univ.)
HADRON SPECTROSCOPY, Eleventh International Conference on Hadron Spectroscopy (Frascati Physics Series, Volume XLVI (2007). ), Dec. 2007, Not refereed, Not invited
Lead

On the Existence of Light-Scalar Mesons kappa(800) and kappa'(1150): The U~(12) Scheme and BES II Data
Kenji Yamada; Tomohito Maeda
HADRON SPECTROSCOPY, XII International Conference on Hadron Spectroscopy (Frascati Physics Series, Volume XLVI (2007). ), Dec. 2007, Not refereed, Not invited

Radiative Decays of qqbar Chiral States in the U~(12)-Scheme
Tomohito Maeda; Kenji Yamada; Masuho Oda and Shin Ishida
Proceedings of the IHEP Seminar on Perspectives for Studies of Chiral Particles at BES, KEK Proceedings 2006-8(2006),hep-ph/0612338, Dec. 2006, Not refereed, Not invited
Lead

Chiral mass splitting for cs̄ and cn̄ mesons in the Ũ(12)-classification scheme of hadrons
Kenji Yamada; Tomohito Maeda; Shin Ishida
AIP Conference Proceedings, Feb. 2006, Refereed, Not invited

Chiral Mass Splitting for csbar and cnbar Mesons in the U~(12)-Classification Scheme of Hadrons
K Yamada; T Maeda; S Ishida
HADRON SPECTROSCOPY, Eleventh International Conference on Hadron Spectroscopy (AIP Conference Proceedings, The American Institute of Physics), hep-ph/0510071, 2006, Not refereed, Not invited

Radiative decays of ground-state qqbar mesons in the U~(12)-classification scheme of hadrons
Tomohito Maeda; Kenji Yamada; Masuho Oda; and Shin Ishida
HADRON SPECTROSCOPY, Eleventh International Conference on Hadron Spectroscopy (AIP Conference Proceedings, The American Institute of Physics), 2006, Not refereed, Not invited
Lead

Four Quark cn-nbarcbar States in U~(12)-Scheme and X(3872)/Y(3940)
Muneyuki Ishida; Shin Ishida; and Tomohito Maeda
hep-ph/0509212, Sep. 2005, Not refereed, Not invited

The Ds*J(2317) and DsJ(2459) Mesons in U~(12)-Classification Scheme of Hadrons
S. Isihda; M. Ishida; T. Maeda; M. Oda and K. Yamada
hep-ph/0408136, Aug. 2004, Not refereed, Not invited

Vector Meson Property in Covariant Classification Scheme
Masuho Oda
HADRON SPECTROSCOPY, Tenth International Conference on Hadron Spectroscopy (AIP Conference Proceedings, The American Institute of Physics), 2004, Not refereed, Not invited

Vector Meson Property in Covariant Classification Scheme
T. Maeda; M Oda; M. Ishida; K. Ymamada and S. Ihida
Proceedings of the International Symposium on Hadron Spectoroscopy,Chiral Symmetry and Relativistic Description of Bound Systems,Nihon Daigaku Kaikan,Ichigaya,KEK-Proceedings ; NUP-B-2003-1, Oct. 2003, Not refereed, Not invited
Lead

Some Indications for Existence of Chiral Particles in Qqbar Systems
I> Yamauchi; D. Ito; M. Ishida; S. Ishida; T. Komada; T. Maeda; H. Tonooka; and K. Yamada
Proceedings of the International Symposium on Hadron Spectoroscopy,Chiral Symmetry and Relativistic Description of Bound Systems,Nihon Daigaku Kaikan,Ichigaya,KEK-Proceedings ; NUP-B-2003-1, Oct. 2003, Not refereed, Not invited

Indications for the Existence of Chiral Particles : the Axial-Vector D1chi and the Scalar B0chi
Daiki Ito; Muneyuki Ishida; Shin Ishida; Toshihiko Komada; Tomohito Maeda; Hiroshi Tonooka; Kenji Yamada and Ichiro Yamauchi
Progress of Theoretical Physics, Nov. 2002, Refereed, Not invited

Covariant Quark Representation of Composite Meson Systems and Chiral Symmetry
Shin Ishida; Muneyuki Ishida and Tomohito Maeda
Progress of Theoretical Physics, Oct. 2000, Refereed, Not invited

Covariant Level Classfication Scheme and Chiral Symmetry
Shin Ishida; Muneyuki Ishida and Tomohito Maeda
Proceedings of Possible Existence of the sigma-Meson and its Implications to Hadron Physics(sigma-Meson 2000),YITP, Kyoto Soryushiron Kenkyu(Kyoto) / KEK-Proceedings, Apr. 2000, Not refereed, Not invited

Covariant Description of Composite Meson Systems and Chiral Symmetry
Shin Ishida; MUneyuki Ishida and Tomohito Maeda
HADRON SPECTROSCOPY, Tenth International Conference on Hadron Spectroscopy (Nuclear Physics A), 2000, Not refereed, Not invited

29aRB-13 Radiative pseudo-scalar gamma transitions of excited light-quark mesons in the covariant oscillator quark model
Maeda Tomohito; Yamada Kenji; Oda Masuho; Ishida Shin
Meeting abstracts of the Physical Society of Japan, 26 Mar. 2013

22pSA-8 Strong Decays of Heavy-Light Meson Systems in the U-(12)-Scheme
Maeda Tomohito; Yamada Kenji; Oda Masuho; Ishida Shin
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008

Radiative Transition of Chiral Particlesin Heavy-Light Quark System
Maeda Tomohito; Ishida Shin; Oda Masuho; Takeda Keiji
Meeting abstracts of the Physical Society of Japan, 13 Aug. 2002

Understanding the nature of the controversial ρ(1250) meson through the covariant representation of hadrons
Tomohito Maeda; Toshihiko Komada; Masuho Oda; Kenji Yamada
The 20th International Conference on Hadron Spectroscopy and Structure (HADRON 2023), Jun. 2023, Not invited

Further evidence for the lower-lying vector meson ρ(1250) in the e +e − → ωπ0 process
Toshihiko Komada; Tomohito Maeda; Tsuneaki Tsuru; Kenji Yamada
The 20th International Conference on Hadron Spectroscopy and Structure (HADRON 2023), Jun. 2023, Not invited

Study of light vector mesons, ��(��������) and ��(��������) - Possible description of low-lying vector mesons in the covariant spin scheme -
Tomohito MAEDA
The Physical Society of Japan(JPS) 2022 Autumn Meeting, Okayama University of Science (Okayama Campus), Sep. 2022

Relativistic effects in radiative charmonium transitions: A covariant quark model approach
Tomohito MAEDA; Toshihiko KOMADA; Masuho ODA; Kenji YAMADA
XVIII International Conference on Hadron Spectroscopy and Structure (HADRON2019) , Guilin, China, Sep. 2019, Not invited

A possible prescription for incorporating the Nambu-Goldstone pions within the quark model
Kenji YAMADA; Toshihiko KOMADA; Tomohito MAEDA and Masuho ODA.
XVIII International Conference on Hadron Spectroscopy and Structure (HADRON2019) , Guilin, China, Sep. 2019, Not invited

Radiative decays of light-quark mesons to a pion revisited in the covariant oscillator quark model
Kenji Yamada; Tomohito Maeda
XVII International Conference on Hadron Spectroscopy and Structure, 25-29 September, 2017,University of Salamanca, Salamanca, Spain, Sep. 2017, Not invited

Pionic transitions of excited charmed mesons in the covariant oscillator quark model
Tomohito Maeda
XVII International Conference on Hadron Spectroscopy and Structure 25-29 September, 2017,University of Salamanca, Salamanca, Spain, Sep. 2017, Not invited

Radiative decays of excited light-quark mesons in the covariant oscillator quark model
前田知人; 山田賢治; 織田益穂
日本物理学会2016年秋季大会 宮崎大学木花キャンパス, Sep. 2016, Not invited

チャームドメソンのパイオン放出による崩壊 —共変振動子クォーク模型によるアプローチ—
前田 知人; 吉田 顕人; 山田 賢治
日本物理学会第71回年次大会 東北学院大学（泉キャンパス）, Mar. 2016

チャームドメソンのパイオン放出による崩壊—共変振動子クォーク模型によるアプローチ—
前田 知人; 吉田 顕人; 山田 賢治
日本物理学会第71回年次大会 東北学院大学（泉キャンパス）, Mar. 2016, Not invited

共変振動子クォーク模型による励起D中間子系のパイオン崩壊
前田知人
第5回 日大理工・益川塾連携素粒子物理学シンポジウム, Oct. 2015, Not invited

Strong Decays of Excited 1D Charmed (Strange) Mesons in the Covariant Oscillator Quark Model
Tomohito Maeda; Kento Yoshida; Kenji Yamada; Shin Ishida and Masuho Oda
The XVI International Conference on Hadron Spectroscopy (Hadron 2015), Sep. 2015, Not invited

Radiative pi-gamma transitions of excited light-quark mesons in the covariant oscillator quark model
International Workshop on e+e− Collisions from phi to psi (PHIPSI13), Sep. 2013, Physics Department of the Sapienza University of Rome and INFN(Istituto Nazionale di Fisica Nucleare), Not invited

Radiative pseudo-scalar gamma transitions of excited light-quark mesons in the covariant oscillator quark model
前田知人,山田賢治,織田益穂,石田晋
日本物理学会第68回年次大会 広島大学東広島キャンパス, Mar. 2013, Not invited

Radiative πγ transitions of excited light-quark mesons in the covariant oscillator quark model
Hadron Structure and Interactions in 2012, Nov. 2012, RCNP, Osaka University, Not invited

Radiative decays of heavy-light mesons in the covariant oscillator quark model
Hadron Structure and Interactions in 2011, Nov. 2011, 大阪大学核物理研究センター, Not invited

Radiative decays of charmed mesons in the covariant oscillator quark model
Kenji Yamada; Shin Ishida; Masuho Oda
International Workshop on e+e- collisions from Phi to Psi, Sep. 2011, Not invited

Strong decays of csbar mesons in the covariant oscillator quark model with the U~(12) x O(3,1) symmetry
Tomohito Maeda; Kenji Yamada; Masuho Oda and Shin Ishida
New Frontiers in QCD 2010 — Exotic Hadron Systems and Dense Matter —, Feb. 2010, Not invited

Ds1*(2710) and DsJ*(2860) in the U~(12) \times O(3,1)-scheme
Tomohito Maeda; Kenji Yamada; Masuho Oda; Shin Ishida
The XIII International Conference on Hadron Spectroscopy( Hadron 2009), Nov. 2009, Florida State University, Not invited

Pionic/Kaonic Transitions of csbar Mesons in the Covariant Oscillator Quark Model with U~(12)_SF \times O(3,1)_L
Kenji Yamada; Masuho Oda; Shin Ishida
Hadron Structure and Interactions 2009, Aug. 2009, 東京家政大学板橋キャンパス, Not invited

Covariant Description of Composite Hadrons in U~(12)SF×0(3,1)L-scheme
前田 知人
少数粒子系物理の現状と今後の展望，12/23〜25, 大阪大学核物理研究センター, Dec. 2008, Not invited

``New exotics’’ from the U~(12)-scheme
Tomohito Maeda
Workshop `New Hadrons with Various Flavors',Dec.6-7,2008,Department of Physics, Nagoya University, Dec. 2008, Not invited

Qqbar中間子系の強崩壊と共変的U~(12)分類法
前田知人,山田賢治,織田益穂,石田晋
日本物理学会2008年秋季大会，山形大学小白川キャンパス, Sep. 2008, Not invited

Light-mass extra-vector mesons omega(1250) and rho(1250) in the covariant U~(12)-scheme
Tomohito Maeda
RCNP研究会Challenge to New Exotic Hadrons, Jul. 2008, Not invited

The qqbar S-wave Axial-Vector Mesons in the Covariant U~(12)-Scheme
S. Ishida; K. Yamada (Nihon Univ.) and M. Oda (Kokushikan Univ.)
12th International Conference on Hadron Spectroscopy (HADRON 07),Laboratori Nazionali di Frascati (Rome, Italy), Oct. 2007, Not invited

On the Existence of Light-Scalar Mesons kappa(800) and kappa'(1150): The U~(12) Scheme and BES II Data
Kenji Yamada; Tomohito Maeda
12th Conference on Hadron Spectroscopy (HADRON 07), Frascati, Italy, 8-13 October 2007, Oct. 2007, Not invited

U~(12)形式での(qqbar) S波軸性ベクトル中間子
前田 知人
日本物理学会2007年次大会,北海道大学札幌キャンパス, Sep. 2007, Not invited

Radiative decays of csbar mesons as relativistic s-wave states
前田 知人
Challenge to New Exotic Hadrons with Heavy Quarks, Jul. 2007, Not invited

軽クォーク中間子系の光崩壊とハドロンの共変的分類法
前田知人(日大短大); 山田賢治(日大短大); 織田益穂(国士舘大工); 石田晋(日大理工)
日本物理学会2006年秋季大会 奈良女子大学, Sep. 2006, Not invited

Radiative Decays of qqbar Chiral States in the U~(12)-Scheme
Tomohito Maeda; Kenji Yamada; Masuho Oda and Shin Ishida
IHEP Seminar on Perspectives for Studies of Chiral Particles at BES, Feb. 2006, Not invited

Chiral mass splitting for csbar and cnbar mesons in the U~(12)-classification scheme of hadrons
Kenji Yamada/ Tomoito Maeda and Shin Ishida
11th International Conference on Hadron Spectroscopy (HADRON 05), Rio de Janeiro, Brazil, Aug. 2005, Not invited

Radiative decays of ground-state qqbar mesons in the U~(12)-classification scheme of hadrons
Tomohito Maeda/ Kenji Yamada; Masuho Oda and Shin Ishida
11th International Conference on Hadron Spectroscopy (HADRON 05), Rio de Janeiro, Brazil, Aug. 2005, Not invited

共変的分類法に於ける幅の狭いDs(2.317)及びDs(2.463)中間子
Tomohito Maeda/
日本物理学会2003年秋季大会,宮崎ワールドコンベンションセンター・サミット, Sep. 2003, Not invited

Vector Meson Property in Covariant Classification Scheme
Masuho Oda / Tomohito Maeda and Shin Ishida
10th International Conference on Hadron Spectroscopy (HADRON 03),Aschaffenburg,Germany, Aug. 2003, Not invited

共変的分類法におけるVector中間子の性質
前田 知人,織田 益穂, 山田 賢治,石田 晋
日本物理学会2003年次大会,東北学院大学, Mar. 2003, Not invited