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貞清正彰
English
 論文発表
2017年
M. Sichao, Masaaki Sadakiyo, M. Heima, R. Luo, R. Haasch, J. Gold, M. Yamauchi, P. Kenis,
"Electroreduction of Carbon Dioxide to Hydrocarbons Using Bimetallic Cu-Pd Catalysts with Different Mixing Patterns"
J. Am. Chem. Soc., 139, 47-50 (Dec.13 (web), 2017).

S. Kitano, Masaaki Sadakiyo, K. Kato, M. Yamauchi, H. Asakura,T. Tanaka, K. Hashimoto, H. Kominami,
"Effects of the structure of the Rh3+ modifier o 1 n photocatalytic performances of an Rh3+2 /TiO2 photocatalyst under irradiation of visible light",
Appl. Catal. B-Environ., 205, 340-346(May 15, 2017)

M. Yamauchi, R. Watanabe, S. Hata, S. Kitano, Masaaki Sadakiyo, and T. Takeguchi,
"Direct Power Charge and Discharge using the  Glycolic Acid/Oxalic Acid Redox Couple toward Carbon-Neutral Energy Circulation",

ECS Trans.,
75(43), 17-21(Jan. 20, 2017).


2016年
S. Kitano, M. Yamauchi, S. Hata, R. Watanabe, Masaaki Sadakiyo,
"Hydrogenation of oxalic acid using light-assisted water electrolysis for the production of an alcoholic compound",
Green Chem., 18, 3700-3706 (Apr.21, 2016). DOI: 10.1039/C6GC01135G


Masaaki Sadakiyo
, S.Yoshimaru, H. Kasai, K. Kato, M. Tanaka, M. Yamauchi,

"A New Approach for the Facile Preparation of Metal-Organic Framework Composites Directly Contacting with Metal Nanoparticles through Arc Plasma Deposition",
Chem. Comm
., 52, 8385-8388(Mar. 31, 2016).


Masaaki Sadakiyo, Teppei Yamamda, Hiroshi Kitagawa,
"Hydrated Proton-Conductive Metal-Organic Frameworks: A Minireview",
Chem Plus Chem
, accepted.


Masaaki Sadakiyo, Teppei Yamada, Hiroshi Kitagawa
"A Study on Proton Conduction in a Layered Metal-Organic Framework, Rb
2(adp)[Zn2(ox)3]·3H2O (adp = adipic acid, ox2- = oxalate)"
Inorg. Chem. commun., 72, 138-140, 2016.



Masaaki Sadakiyo, Teppei Yamada, Hiroshi Kitagawa
"Poly(1,4-butanediammonium tris(µ2-oxalato)dimanganate(II) hexahydrate)"
IUCrData, in press.

Takahiro Kuramoto, Masaaki Sadakiyo, Miho Yamauchi
"Poly[tris(µ-2- dimethylaminomethylimidazolato )nitratodizinc(II)]"
IUCrData, in press.


K. Kato, H. Kasai, A. Hori, M. Takata, H. Tanaka, S. Kitagawa, A. Kobayashi, N. Ozawa, M. Kubo, H. Arikawa, T. Takeguchi, Masaaki Sadakiyo, and M. Yamauchi,
"Superionic Conduction in Co-Vacant P2-NaxCoO2 Created by the Hydrogen Reductive Elimination",
Chem. Asian J., 11, 1537-1541(May 20, 2016).DOI: 10.1002/asia.201600370


Sichao Ma, Masaaki Sadakiyo, Raymond Luo, Minako Heima, Miho Yamauchi, Paul J. A. Kenis,
"One-step electrosynthesis of ethylene and ethanol from CO2 in an alkaline electrolyzer"
J. Power Sources, 301, 219-228(Jul.1, 2016), DOI:10.1016/j-jpowsour.2015.09.124

Masaaki Sadakiyo, Teppei Yamada, Kenichi Kato, Masaki Takata, Hiroshi Kitagawa,
"A Significant Change in Selective Adsorption Behaviour for Ethanol by Flexibility Control through the Type of Central Metals in a Metal-Organic Framework"
Chem. Sci., 7, 1349-1356, (2016)


Teppei Yamada, Masaaki Sadakiyo, Akihito Shigematsu, Hiroshi Kitagawa,
"Proton Conductive Metal-Organic Frameworks"
Bull. Chem. Soc. Jpn., 89, 1-10, (2016)

2015年
Masaaki Sadakiyo, Minako Heima, Tomokazu Yamamoto, Syo Matsumura, Masashi Matsuura, Satoshi Sugimoto, Kenichi Kato, Masaki Takata, Miho Yamauchi,
"Preparation of solid-solution type Fe-Co nanoalloys by synchronous deposition of Fe and Co using dual arc plasma guns
"

Dalton Trans., 44(46). 15764-15768(2015), DOI: 10.1039/C5DT02815A.


Hisashi Okawa, Masaaki Sadakiyo, Kazuya Otsubo, Ko Yoneda, Teppei Yamada, Masaaki Ohba, Hiroshi Kitagawa
"Proton Conduction Study on Channel/Layer Networks of La'''M'''
(ox)310H2O(M=Cr, Co, Ru, La) and Related La'''Co''(ox)2.54H2O"
Inorg. Chem., 54, 8529-8535, (2015).

Takeshi Matsumoto, Masaaki Sadakiyo, Mei Lee Ooi, Tomokazu Yamamoto, Syo Matsumura, Kenichi Kato, Tatsuya Takeguchi, Nobuki Ozawa, Momoji Kubo, Miho Yamauchi,
"Atomically Mixed Fe-Group Nanoalloys: Catalyst Design for the Selective Electrooxidation of Ethylene Glycol
Oxalic Acid"
Phys. Chem. Chem. Phys.,17, 11359-11366, (2015).

Ryota Watanabe, Miho Yamauchi, Masaaki Sadakiyo, Ryu Abe and Tatsuya Takeguchi,
"CO2-free electric power circulation via direct charge and discharge using the glycolic acid/oxalic acid redox couple"
Energy & Environ. Sci., 8, 1456-1462 DOI: 10.1039/C5EE00192G,(2015
).
2014年
Masaaki Sadakiyo, Teppei Yamada, Hiroshi Kitagawa, "Proton Conductivity Control by Ion Substitution in a Highly Proton-conductive Metal-Organic Framework",
J.Am.Chem.Soc., 136,13166-13169, (2014).


Satoshi Miyatsu, Maiko Kofu, Atsushi Nagoe, Takeshi Yamada, Masaaki Sadakiyo, Teppei Yamada, Hiroshi Kitagawa, Madhusudan Tyagi, Victoria Garcia Sakai, Osamu Yamamuro, "Proton Dynamics of Two Dimensional Oxalate-Bridged Coordination Polymers",

Phys.Chem.Chem.Phys.
, 16, 17295-17304, (2014).


Takeshi Matsumoto, Masaaki Sadakiyo, Mei Lee Ooi, Sho Kitano, Kenichi Kato, Miho Yamauchi, “CO2-Free Power Generation on an Iron Group Nanoalloy Catalyst via Selective Oxidation of Ethylene Glycol to Oxalic Asid in Alkaline Media”,
Sci. Rep.
, 4,5620(2014)
.

Masaaki Sadakiyo, Masaru Kon-no, Katsutoshi Sato, Katsutoshi Nagaoka, Hidetaka Kasai, Kenichi Kato, Miho Yamauchi, “Synthesis and catalytic application of PVP-coated Ru nanoparticles embedded in a porous metal-organic framework”,
Dalton Trans.
, 2014, 43(29), 11295-11298, (2014
).

Masaaki Sadakiyo, Teppei Yamada, Kyohei Honda, Hiroshi Matsui, Hiroshi Kitagawa,
“Control of Crystalline Proton-conducting Pathways by Water-induced Transformations of Hydrogen-bonding Networks in a Metal-Organic Framework”,
J. Am. Chem. Soc., 136, 7701-7707, (2014).


Masaaki Sadakiyo, Hidetaka Kasai, Kenichi Kato, Masaki Takata, Miho Yamauchi,
“Design and Synthesis of Hydroxide Ion-Conductive Metal-Organic Frameworks Based on Salt Inclusion”,
J. Am. Chem. Soc., 136, 1702-1705, (2014).


Miho Yamauchi, Minako Heima, Masaaki Sadakiyo,“Development of Nanoalloy Catalysts for Realization of Carbon-Neutral Energy Cycles”,
Periodical of Materials Science Forum, 783-786, 2046-2050, (2014).

2013年
Hisashi Ōkawa, Masaaki Sadakiyo, Teppei Yamada, Mitsuhiko Maesato, Masaaki Ohba, Hiroshi Kitagata, “Proton-Conductive Magnetic Metal–Organic Frameworks, {NR3(CH2COOH)}[MaIIMbIII(ox)3]: Effect of Carboxyl Residue upon Proton Conduction”,
J. Am. Chem. Soc.,
135, 2256-2262, (2013)
.

2012年
Masaaki Sadakiyo, Hisashi Ōkawa, Akihito Shigematsu, Masaaki Ohba, Teppei Yamada, Hiroshi Kitagawa, “Promotion of Low-Humidity Proton Conduction by Controlling Hydrophilicity in Layered Metal–Organic Frameworks”,
J. Am. Chem. Soc., 134, 5472-5475, (2012).

2011年
Masaaki Sadakiyo, Teppei Yamada, Hiroshi Kitagawa, “Hydroxyl Group Recognition by Hydrogen-Bonding Donor and Acceptor Sites Embedded in a Layered Metal–Organic Framework”,
J. Am. Chem. Soc.
, 133, 11050-11053, (2011).

2009年
Hisashi Ōkawa, Akihito Shigematsu, Masaaki Sadakiyo, Takuya Miyagawa, Ko Yoneda, Masaaki Ohba, Hiroshi Kitagawa, “Oxalate-Bridged Bimetallic Complexes {NH(prol)3}[MCr(ox)3] (M = MnII, FeII, CoII; NH(prol)3+ = Tri(3-hydroxypropyl)-ammonium) Exhibiting Coexistent Ferromagnetism and Proton Conduction”,
J. Am. Chem. Soc., 131, 13516-13522, (2009).


Masaaki Sadakiyo, Teppei Yamada, Hiroshi Kitagawa, “Rational Designs for Highly Proton-Conductive Metal–Organic Frameworks”,
J. Am. Chem. Soc.
, 131, 9906-9907, (2009).

 Teppei Yamada, Masaaki Sadakiyo, Hiroshi Kitagawa, “High Proton Conductivity of One-Dimensional Ferrous Oxalate Dihydrate”,
J. Am. Chem. Soc.
, 131, 3144-3145, (2009).



総説・解説
2016年
  「プロトン伝導性配位高分子」、貞清正彰、北川宏、ナノ空間材料ハンドブック~ナノ多孔性材料、ナノ層状物質等が切り開く新たな応用展開~、第2章5節pp. 176-186, 2016年2月8日刊行
2013年
  「酸性基を導入した酸架橋配位高分子(NH4)2(adp)[Zn2(ox)3]・3H2Oのプロトンダイナミクス」、貞清正彰Bull. Jpn. Soc. Coord. Chem. 59, 13, 2012
2012年
  「酸性基を導入した配位高分子のプロトン伝導性と選択的吸着特性」、貞清正彰、山田鉄兵、北川宏、Organometallic News 「トピックス」、2012年5月14日刊行(2012年 No.2)


プロジェクト
 
 “塩包接法により水酸化物イオンを導入した配位高分子を用いた高イオン伝導性の発現”, 貞清正彰(代表), 科学研究費補助金, 若手研究(B), 2014-2016年度.

 “ポストシンセシス法を用いた新規水酸化物イオン伝導体の開発”, 貞清正彰(代表), 科学研究費補助金, 研究活動スタート支援, 2013-2014年度.


受賞歴
 
  ・第31回井上研究奨励賞(2014年12月)
  ・第61回錯体化学討論会 学生講演賞(2011年9月)
  ・日本化学会第90回春季年会 学生講演賞(2010年3月)
  ・九州大学理学府 学生表彰(2009年3月)


出願特許