Nobumasa Kitajima

6.5k citations

73 papers · 5.2k indexed · 2 hit papers · h-index 37

Inorganic Chemistry top 0.2%
Oncology top 1%
Materials Chemistry top 2%
Organic Chemistry top 1%
Electronic, Optical and Magnetic Materials top 2%

Co-authors: Yoshihiko Moro‐oka Kiyoshi Fujisawa Masako Tanaka Koshiro Toriumi Shiro Hikichi Teizo Kitagawa Shinji Hashimoto Yoshio Ono
Topics: Metal-Catalyzed Oxygenation Mechanisms (29 papers)Metal complexes synthesis and properties (26 papers)Magnetism in coordination complexes (20 papers)
Cited by: Inorganic Chemistry Oncology Electronic, Optical and Magnetic Materials
Journals: Chemical Reviews Journal of the American Chemical Society The Journal of Physical Chemistry
Partner nations: Japan United States

In The Last Decade

Nobumasa Kitajima

72 papers receiving 4.9k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Copper-Dioxygen Complexes. Inorganic and Bioinorganic Perspectives

1994 771 citations Nobumasa Kitajima, Yoshihiko Moro‐oka Chemical Reviews profile →
A new model for dioxygen binding in hemocyanin. Synthesis, characterization, and molecular structure of the .mu.-.eta.2:.eta.2 peroxo dinuclear copper(II) complexes, [Cu(HB(3,5-R2pz)3)]2(O2) (R = isopropyl and Ph)

1992 544 citations Nobumasa Kitajima, Kiyoshi Fujisawa et al. Journal of the American Chemical Society profile →

Peers

Countries citing papers authored by Nobumasa Kitajima

Since Specialization

Citations

This map shows the geographic impact of Nobumasa Kitajima's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Nobumasa Kitajima with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Nobumasa Kitajima more than expected).

Fields of papers citing papers by Nobumasa Kitajima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Nobumasa Kitajima. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Nobumasa Kitajima. The network helps show where Nobumasa Kitajima may publish in the future.

Co-authorship network of co-authors of Nobumasa Kitajima

This figure shows the co-authorship network connecting the top 25 collaborators of Nobumasa Kitajima. A scholar is included among the top collaborators of Nobumasa Kitajima based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Nobumasa Kitajima. Nobumasa Kitajima is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Spectroscopic Study of [Fe₂(O₂)(OBz)₂{HB(pz‘)₃}₂]: Nature of the μ-1,2 Peroxide−Fe(III) Bond and Its Possible Relevance to O₂Activation by Non-Heme Iron Enzymes 1998 ·Journal of the American Chemical Society ·Thomas C. Brunold,Nobuchika Tamura,Nobumasa Kitajima,Yoshihiko Moro‐oka,Edward I. Solomon	90
2	A Monomeric Zinc Complex Ligated by an Unsymmetric Hydrotris(pyrazolyl)borate Containing an OH Group 1996 ·Chemistry Letters ·Masahisa Osawa,Masako Tanaka,Kiyoshi Fujisawa,Nobumasa Kitajima,Yoshihiko Moro‐oka	4
3	Copper-Dioxygen Complexes. Inorganic and Bioinorganic Perspectivesbreakdown → 1994 ·Chemical Reviews ·Nobumasa Kitajima,Yoshihiko Moro‐oka	771
4	Manganese Complexes Modeling the Active Sites of Manganese Proteins. 1993 ·Journal of Synthetic Organic Chemistry Japan ·Masahisa Osawa,Yoshihiko Moro‐oka,Nobumasa Kitajima	1
5	A reaction mimic of tyrosine hydroxylase: hydroxylation of a phenoxo ferric complex to a catecholato complex with mCPBA 1993 ·Journal of the American Chemical Society ·Nobumasa Kitajima,Masami Ito,Hideno Fukui,Yoshihiko Moro‐oka	27
6	Synthesis and oxidation chemistry of dimanganese(II,II) complex of biological relevance 1993 ·Journal of Inorganic Biochemistry ·(unknown),Masahisa Osawa,Yoshihiko Moro‐oka,Nobumasa Kitajima	1
7	Novel formation of a linear trinuclear ferric complex containing a .mu.-oxo bis(.mu.-acetato) and a .mu.-hydroxo bis(.mu.-acetato) bridge 1993 ·Inorganic Chemistry ·Nobumasa Kitajima,(unknown),Nobuchika Tamura,Masami Ito,Yoshihiko Moro‐oka,(unknown),Alain Pénicaud,Rajeev S. Mathur,Christopher A. Reed,Peter D. W. Boyd	30
8	Synthetic approach to the dioxygen binding sites in metalloproteins 1992 ·Journal of Molecular Catalysis ·Nobumasa Kitajima,Kiyoshi Fujisawa,Yoshihiko Moro‐oka	5
9	Synthesis and characterization of the dinuclear copper(II) complexes [Cu(HB(3,5-Me2pz)3)]2X (X = O2-, (OH)22-, CO22-, O22-) 1991 ·Journal of the American Chemical Society ·Nobumasa Kitajima,Takayuki Koda,Shinji Hashimoto,Teizo Kitagawa,Yoshihiko Moro‐oka	140
10	A novel dioxygenase type oxygen insertion. Carbon-hydrogen bond oxidation of isopropyl groups in a dimanganese complex with molecular oxygen 1991 ·Journal of the American Chemical Society ·Nobumasa Kitajima,Masahisa Osawa,Masako Tanaka,Yoshihiko Moro‐oka	57
11	Oxidative conversion of a Mn(.mu.-OH)2Mn to a Mn(.mu.-O)2Mn moiety. Synthesis and molecular structures of a (.mu.-hydroxo)dimanganese (II,II) and (.mu.-oxo)dimanganese(III,III) complex with a hindered N3 ligand 1991 ·Journal of the American Chemical Society ·Nobumasa Kitajima,Udai P. Singh,(unknown),Masahisa Osawa,Yoshihiko Moro‐oka	82
12	Preparation and structure of mononuclear iron(III) complexes [LFeCl3]- and [LFe(N3)3]- (L = hydrotris(1-pyrazolyl)borate and hydrotris(3,5-dimethyl-1-pyrazolyl)borate) 1990 ·Inorganic Chemistry ·Hideno Fukui,Masami Ito,Yoshihiko Moro‐oka,Nobumasa Kitajima	27
13	Synthetic model for dioxygen binding sites of non-heme iron proteins. X-ray structure of Fe(OBz)(MeCN)[HB(3,5-iso-Pr2pz)3] [HB(3,5-iso-Pr2pz)3 = hydrotris(3,5-diisopropyl-1-pyrazolyl)borate] and resonance Raman evidence for reversible formation of a peroxo adduct 1990 ·Journal of the American Chemical Society ·Nobumasa Kitajima,Hideno Fukui,Yoshihiko Moro‐oka,Yasuhisa Mizutani,Teizo Kitagawa	55
14	Formation and characterization of a mononuclear (acylperoxo)copper(II) complex 1990 ·Inorganic Chemistry ·Nobumasa Kitajima,Kiyoshi Fujisawa,Yoshihiko Moro‐oka	52
15	.mu.-.eta.2:.eta.2-Peroxo binuclear copper complex, [Cu(HB(3,5-(Me2CH)2pz)3)]2(O2) 1989 ·Journal of the American Chemical Society ·Nobumasa Kitajima,Kiyoshi Fujisawa,Yoshihiko Moro‐oka,Koshiro Toriumi	311
16	The Liquid-Phase Oxidation of p-Methoxytoluene to p-Anisaldehyde with Co(OAc)2/Ce(OAc)3/Cr(OAc)3 Catalyst 1988 ·Bulletin of the Chemical Society of Japan ·Nobumasa Kitajima,(unknown),Yoshihiko Moro‐oka,(unknown),(unknown),(unknown),Masatoshi Taniguchi	16
17	Two component friedel-crafts catalysts as solid superacids 1987 ·Materials Chemistry and Physics ·Nobumasa Kitajima,Yoshio Ono	4
18	H/D-exchange reactions between alkanes and deuterium catalyzed by supported organorhodhun complexes 1984 ·Journal of Molecular Catalysis ·Nobumasa Kitajima,Jeffrey Schwartz	4
19	Cu(AlCl4)2 as a catalyst for the isomerization of pentane at room temperature 1980 ·Journal of Molecular Catalysis ·Nobumasa Kitajima,Yoshio Ono	7
20	HIGHLY SELECTIVE ISOMERIZATION OF PENTANE WITH AlBr3-METAL SULFATE MIXTURES 1978 ·Chemistry Letters ·Yoshio Ono,(unknown),Tadashi Tanabe,Nobumasa Kitajima	15

About Nobumasa Kitajima

Nobumasa Kitajima is a scholar working on Inorganic Chemistry, Electronic, Optical and Magnetic Materials and Process Chemistry and Technology, having authored 73 papers that have together received 5.2k indexed citations. Recurring topics across this work include Metal-Catalyzed Oxygenation Mechanisms (29 papers), Metal complexes synthesis and properties (26 papers) and Magnetism in coordination complexes (20 papers). The work is most often cited by research in Inorganic Chemistry (3.4k citations), Oncology (2.4k citations) and Electronic, Optical and Magnetic Materials (1.3k citations). Nobumasa Kitajima has collaborated with scholars based in Japan and United States. Frequent co-authors include Yoshihiko Moro‐oka, Kiyoshi Fujisawa, Masako Tanaka, Koshiro Toriumi, Shiro Hikichi, Teizo Kitagawa, Shinji Hashimoto, Yoshio Ono, Takayuki Koda and Hideno Fukui. Their work appears in journals such as Chemical Reviews, Journal of the American Chemical Society and The Journal of Physical Chemistry.

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