
	Chemical structure search How to Search	Import MOLfile format is only available (V3000 format is not available) Exact match Substructure search Superstructure search Substructure or superstructure search Similarity search

Co-authoring Researcher

Co-inventing Researcher

Researcher similar to the Researcher

Article similar to the Researcher

Patent similar to the Researcher

Research Project similar to the Researcher

Article(J-GLOBAL estimation)

Patent(J-GLOBAL estimation)

Rchr

J-GLOBAL ID：201201012132417271 Update date: Feb. 01, 2024

HIROAKI NIIKUNI

ニイクニヒロアキ | HIROAKI NIIKUNI

Affiliation and department：
Job title： Associate Professor
Homepage URL (1)： http://www.maebashi-it.ac.jp/~niikuni/

Research field (3)： Basic analysis , Mathematical physics and basic theory , Mathematical analysis

Research keywords (11)：スペクトル理論 , Floquet-Bloch理論 , グラフェン , シュレディンガー方程式・作用素 , 点相互作用 , 埋蔵固有値 , バンド構造 , 周期ポテンシャル , 量子グラフ , カーボンナノチューブ , シュレディンガー方程式

Research theme for competitive and other funds (6)：

2021 - 2026 Quantum graph aspects for graphene and carbon nanotube in non-uniform fields
2017 - 2022 Studies on spectral band structures on carbon nanotubes and their related topics
2013 - 2018 Analysis of Spectral Gaps of Periodic Schroedinger Operators
2011 - 2013 A Study in the spectral theory of the periodic Schr?dinger operators
2010 - 2011 周期的なシュレディンガー作用素のスペクトル解析

Show all

Papers (18)：

Schrödinger operators on ice-nanotubes with the delta vertex conditions. Quantum Studies: Mathematics and Foundations. 2022
Edge states of Schrödinger equations on graphene with zigzag boundaries. Results in Mathematics. 2021. 76. 2
Hiroaki Niikuni. Existence of eigenvalues embedded in the spectral bands of Schrödinger operators on carbon nanotubes with impurities. Letters in Mathematical Physics. 2020. 110. 387-420
On the spectra of Schrödinger operators on zigzag nanotubes with multiple bonds. Funkcialaj Ekvacioj. 2019. 62. 255-283
Hiroaki Niikuni. Schrödinger operators on a zigzag supergraphene-based carbon nanotube. Communications in Computational Physics. 2018. 23. 5. 1434-1475

MISC (2)：

NIIKUNI HIROAKI. A periodic Schrodinger operator with two degenerate spectral gaps (Spectral and Scattering Theory and Related Topics). RIMS Kokyuroku Bessatsu. 2014. 45. 101-111
新國裕昭. 書評「G. Teschl: Mathematical Methods in Quantum Mechanics with applications to Schrödinger operators(Grad. Stu. Math. 99)」. 日本数学会『数学』. 2013. 65. 3. 329-334

Lectures and oral presentations (81)：

Spectral discriminants for a variant graphene with bumpy boundaries
(スペクトル・散乱理論とその周辺 2021)
Edge states of Schrödinger equations on graphene with zigzag boundaries
(作用素論セミナー 2021)
Edge states of Schrödinger equations on graphene with zigzag boundaries
(確率論セミナー 2021)
Edge states of Schrödinger equations on graphene with zigzag boundaries
(Himeji Conference on partial Differential Equations 2021)
δ型不純物を含有するカーボンナノチューブの埋蔵固有値の個数評価
(The 17th Linear and Nonlinear Waves 2019)

Professional career (1)：

Work history (6)：

2018/04 - 現在 Maebashi Institute of Technology Faculty of Engineering Department of Integrated Design Engineering Associate Professor
2018/04 - 現在 Maebashi Institute of Technology Associate Professor
2018/04 - 現在 Maebashi Institute of Technology Graduate school of Engineering Associate Professor
2013/09 - 2018/03 Maebashi Institute of Technology Lecturer
2013/09 - 2018/03 Maebashi Institute of Technology Faculty of Engineering Department of Integrated Design Engineering Lecturer

Show all

Association Membership(s) (1)：

日本数学会

※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.


	Free word	※Add the following synonyms, you can increase the number of hits.




		～