Design and synthesis of carbon nanotube segments

Y Segawa, A Yagi, K Matsui… - Angewandte Chemie …, 2016 - Wiley Online Library
The selective and predictable synthesis of structurally uniform carbon nanotubes (CNTs)
represents a long‐standing goal in both nanocarbon science and synthetic organic chemistry. …

[HTML][HTML] Simple direct formation of self-assembled N-heterocyclic carbene monolayers on gold and their application in biosensing

…, HB Kraatz, NJ Mosey, LN Saunders, A Yagi - Nature …, 2016 - nature.com
The formation of organic films on gold employing N-heterocyclic carbenes (NHCs) has been
previously shown to be a useful strategy for generating stable organic films. However, …

Branch-selective hydroarylation: iodoarene–olefin cross-coupling

SA Green, JLM Matos, A Yagi… - Journal of the American …, 2016 - ACS Publications
A combination of cobalt and nickel catalytic cycles enables a highly branch-selective (Markovnikov)
olefin hydroarylation. Radical cyclization and ring scission experiments are …

Synthesis and properties of [9] cyclo-1, 4-naphthylene: a π-extended carbon nanoring

A Yagi, Y Segawa, K Itami - Journal of the American Chemical …, 2012 - ACS Publications
Akiko Yagi … Yuanming Li, Hideya Kono, Takehisa Maekawa, Yasutomo Segawa, Akiko
Yagi, Kenichiro Itami. Chemical Synthesis of Carbon Nanorings and Nanobelts. Accounts of …

Synthesis and properties of cycloparaphenylene-2, 7-pyrenylene: a pyrene-containing carbon nanoring

A Yagi, G Venkataramana, Y Segawa… - Chemical …, 2014 - pubs.rsc.org
The first synthesis of a pyrene-containing carbon nanoring, cyclo[12]paraphenylene[2]-2,7-pyrenylene
([12,2]CPPyr), is described. Through a sequence of stepwise macrocyclization …

Chemical synthesis of carbon nanorings and nanobelts

…, H Kono, T Maekawa, Y Segawa, A Yagi… - Accounts of Materials …, 2021 - ACS Publications
Conspectus The discovery and creation of new forms of carbon have always transformed
the scientific landscape. For example, the discoveries of fullerenes, carbon nanotubes (CNTs), …

Adamantane annulation to arenes: A strategy for property modulation of aromatic π-systems

T Yoshihara, H Shudo, A Yagi… - Journal of the American …, 2023 - ACS Publications
Peripheral structural modifications of arenes are widely used to control or improve the
optoelectronic properties, molecular assembly, and stability of aromatic π-materials as well as to …

Normal cranial nerves in the cavernous sinuses: contrast-enhanced three-dimensional constructive interference in the steady state MR imaging

A Yagi, N Sato, A Taketomi… - American journal …, 2005 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Three-dimensional (3D) constructive interference in steady
state (CISS) MR imaging is useful for demonstrating cranial nerves (CNs) in the cistern. …

Methylene-Bridged [6]-,[8]-, and [10] Cycloparaphenylenes: Size-Dependent Properties and Paratropic Belt Currents

…, G Monaco, FF Summa, LT Scott, A Yagi… - Journal of the …, 2023 - ACS Publications
Cycloparaphenylenes (CPPs) and carbon nanobelts (CNBs) represent some of the most
iconic cyclic molecular nanocarbons in recent chemistry owing to their unique properties …

A nonalternant aromatic belt: methylene-bridged [6] cycloparaphenylene synthesized from pillar [6] arene

Y Li, Y Segawa, A Yagi, K Itami - Journal of the American …, 2020 - ACS Publications
The synthesis, structure, and properties of methylene-bridged [6]cycloparaphenylene ([6]CPP),
a nonalternant aromatic belt, are described. This belt-shaped methylene-bridged [6]CPP, …