Phenalenyl radical: Smallest polycyclic odd alternant hydrocarbon present in the graphene sheet

J Ahmed, SK Mandal - Chemical Reviews, 2022 - ACS Publications
Phenalenyl, a zigzag-edged odd alternant hydrocarbon unit can be found in the graphene
nanosheet. Hückel molecular orbital calculations indicate the presence of a nonbonding …

Synthesis of NBN-type zigzag-edged polycyclic aromatic hydrocarbons: 1, 9-diaza-9a-boraphenalene as a structural motif

X Wang, F Zhang, KS Schellhammer… - Journal of the …, 2016 - ACS Publications
A novel class of dibenzo-fused 1, 9-diaza-9a-boraphenalenes featuring zigzag edges with a
nitrogen–boron–nitrogen bonding pattern named NBN-dibenzophenalenes (NBN-DBPs) …

Organic molecules as origin of visible-range single photon emission from hexagonal boron nitride and mica

M Neumann, X Wei, L Morales-Inostroza, S Song… - ACS …, 2023 - ACS Publications
The discovery of room-temperature single-photon emitters (SPEs) hosted by two-
dimensional hexagonal boron nitride (2D hBN) has sparked intense research interest …

Synthesis of Nitrogen‐Doped ZigZag‐Edge Peripheries: Dibenzo‐9a‐azaphenalene as Repeating Unit

R Berger, A Giannakopoulos, P Ravat… - Angewandte Chemie …, 2014 - Wiley Online Library
A bottom‐up approach toward stable and monodisperse segments of graphenes with a
nitrogen‐doped zigzag edge is introduced. Exemplified by the so far unprecedented …

PAH growth in flames and space: Formation of the phenalenyl radical

ZD Levey, BA Laws, SP Sundar, K Nauta… - The Journal of …, 2021 - ACS Publications
Polycyclic aromatic hydrocarbons (PAHs) are intermediates in the formation of soot particles
and interstellar grains. However, their formation mechanisms in combustion and interstellar …

Switching closed-shell to open-shell phenalenyl: toward designing electroactive materials

A Pariyar, G Vijaykumar, M Bhunia… - Journal of the …, 2015 - ACS Publications
Open-shell phenalenyl chemistry started more than half a century back, and the first solid-
state phenalenyl radical was realized only 15 years ago highlighting the synthetic …

Gas phase formation of phenalene via 10π-aromatic, resonantly stabilized free radical intermediates

L Zhao, RI Kaiser, W Lu, M Ahmed… - Physical Chemistry …, 2020 - pubs.rsc.org
For the last few decades, the Hydrogen-Abstraction/aCetylene-Addition (HACA) mechanism
has been fundamental in aiding our understanding of the source of polycyclic aromatic …

Switching between mono and doubly reduced odd alternant hydrocarbon: designing a redox catalyst

J Ahmed, P Datta, A Das, S Jomy, SK Mandal - Chemical Science, 2021 - pubs.rsc.org
Since the early Hückel molecular orbital (HMO) calculations in 1950, it has been well known
that the odd alternant hydrocarbon (OAH), the phenalenyl (PLY) system, can exist in three …

Spin-delocalization in a helical open-shell hydrocarbon

P Ravat, P Ribar, M Rickhaus… - The Journal of …, 2016 - ACS Publications
Neutral open-shell molecules, in which spin density is delocalized through a helical
conjugated backbone, hold promise as models for investigating phenomena arising from the …

Electronically stabilized nonplanar phenalenyl radical and its planar isomer

O Anamimoghadam, MD Symes, DL Long… - Journal of the …, 2015 - ACS Publications
Stable phenalenyl radicals have great potential as the basis for new materials for
applications in the field of molecular electronics. In particular, electronically stabilized …