Results 1 to 10 of about 34,372 (247)

Phosphorescent perylene imides. [PDF]

Chemical Communications, 2012
Asymmetrically substituted perylene imide derivatives PIa and PIx display phosphorescence in glassy matrices at 77 K. The lifetime is 49.0 ms for PIa and 13.5 ms for PIx.
Böck, Bernd, Flamigni, Lucia, Langhals, Heinz, Ventura, Barbara   +3 more
core   +7 more sources

BN-Embedded Perylenes

Molecules, 2021
Transition metal catalyzed coupling reaction strategy has been utilized in the synthesis of two novel BN-perylenes starting from halogenated BN-naphthalene derivatives.
Xiangdong Fang
doaj   +3 more sources

Chirally locked and dynamic bis-perylene diimide macrocycles with multiple sources of chirality [PDF]

Communications Chemistry
Chiral organic materials show great promise in optoelectronics, sensing and catalysis. Among those, macrocycles are of great interest due to their preorganisation and potential amplification of chiroptical properties.
Denis Hartmann, Samuel E. Penty, Robert Pal, Timothy A. Barendt   +3 more
doaj   +2 more sources

Construction of Donor–Acceptor Heterojunctions via Microphase Separation of Discotic Liquid Crystals with Ambipolar Transport [PDF]

Molecules
A series of novel discotic liquid crystalline donor–acceptor hybrid heterojunctions were prepared by blending the triphenylene derivative (T5E36) as donor and perylene tetracarboxylic esters as acceptor.
Heng Liu, Mingsi Xie, Yaohong Liu, Gaojun Jia, Ruijuan Liao, Ao Zhang, Yi Fang, Xiaoli Song, Chunxiu Zhang, Haifeng Yu   +9 more
doaj   +2 more sources

Color-tunable encapsulated perylene-labeled silica fluorescent hybrid nanoparticles

Results in Chemistry, 2023
Novel fluorescent nanoparticles were prepared via the encapsulation of perylene diimide into silica nanoparticles. The fluorescent nanoparticles were characterized by various analytical techniques, including transmission electron microscopy (TEM ...
Amina L. Mohamed, Tawfik A. Khattab, Ahmed G. Hassabo   +2 more
doaj   +1 more source

INSIGHT INTO THE EFFECTS OF BAY-SUBSTITUENTS ON STABLE PERYLENE DIIMIDE RADICAL ANION SALTS [PDF]

Química Nova, 2020
In previous work, the facile method to prepare perylene diimide radical anion salt by alkali treatment was reported. However, the effects of structure on synthetic process of perylene diimide radical anion salt, and the difference of response to Cu 2 ...
Yuzhen Zhao, Yang Zhao, Zhun Guo, Xiaoxi Kang, Zongcheng Miao, Haiquan Zhang   +5 more
doaj   +1 more source

Energetics and electronic structures of perylene confined in carbon nanotubes [PDF]

Royal Society Open Science, 2018
The energetics and geometries of perylene encapsulated in carbon nanotubes (CNTs) have been investigated employing density functional theory using the generalized gradient approximation combined with the van der Waals correction.
Yuya Nagasawa, Takeshi Koyama, Susumu Okada   +2 more
doaj   +1 more source

An In-Situ Reaction Route to Molecular Level Dispersed Bisimide and ZnO Nanorod Hybrids with Efficient Photo-Induced Charge Transfer

Nanoscale Research Letters, 2021
As an important photoconductive hybrid material, perylene/ZnO has attracted tremendous attention for photovoltaic-related applications, but generally faces a great challenge to design molecular level dispersed perylenes/ZnO nanohybrids due to easy phase ...
Chunzheng Lv, Lirong He, Jiahong Tang, Feng Yang, Chuhong Zhang   +4 more
doaj   +1 more source

Visible-light-driven reductive coupling of aromatic ketones using perylene derivatives as photoredox catalysts: Improvement of reaction efficiency by the addition of acetic acid

Results in Chemistry, 2021
The photoredox-catalyzed reductive coupling of aromatic ketones using perylene as a simple organic photoredox catalyst was improved significantly by the addition of acetic acid. For example, the reductive coupling of acetophenone in the absence of acetic
Hiroyuki Ito, Atsushi Sudo
doaj   +1 more source

Charge carrier transport in perylene-based and pyrene-based columnar liquid crystals

Beilstein Journal of Organic Chemistry, 2023
Electron and hole transport characteristics were evaluated for perylene-based and pyrene-based compounds using electron-only and hole-only devices. The perylene presented a columnar hexagonal liquid crystal phase at room temperature with strong molecular
Alessandro L. Alves, Simone V. Bernardino, Carlos H. Stadtlober, Edivandro Girotto, Giliandro Farias, Rodney M. do Nascimento, Sergio F. Curcio, Thiago Cazati, Marta E. R. Dotto, Juliana Eccher, Leonardo N. Furini, Hugo Gallardo, Harald Bock, Ivan H. Bechtold   +13 more
doaj   +1 more source