Carbon nanotube gas and vapor sensors

DR Kauffman, A Star - Angewandte Chemie International …, 2008 - Wiley Online Library
Carbon nanotubes have aroused great interest since their discovery in 1991. Because of the
vast potential of these materials, researchers from diverse disciplines have come together to …

Molecular adsorption on graphene

L Kong, A Enders, TS Rahman… - Journal of Physics …, 2014 - iopscience.iop.org
Current studies addressing the engineering of charge carrier concentration and the
electronic band gap in epitaxial graphene using molecular adsorbates are reviewed. The …

Porous aza-doped graphene-analogous 2D material a unique catalyst for CO2 conversion to formic-acid by hydrogenation and electroreduction approaches

S Ali, G Yasin, R Iqbal, X Huang, J Su, S Ibraheem… - Molecular …, 2022 - Elsevier
In this work, we report novel single-layered porous aza-fused π-conjugated graphene-
analogous 2D materials (PAG) with well-organized nanopores and consistently allocated …

Adsorption of gas molecules on graphene nanoribbons and its implication for nanoscale molecule sensor

B Huang, Z Li, Z Liu, G Zhou, S Hao, J Wu… - The Journal of …, 2008 - ACS Publications
We have studied the adsorption of gas molecules (CO, NO, NO2, O2, N2, CO2, and NH3) on
graphene nanoribbons (GNRs) using first principles methods. The adsorption geometries …

[LIBRO][B] Chemical reactivity theory: a density functional view

PK Chattaraj - 2009 - taylorfrancis.com
In the 1970s, Density Functional Theory (DFT) was borrowed from physics and adapted to
chemistry by a handful of visionaries. Now chemical DFT is a diverse and rapidly growing …

Gas sensors based on nanostructured materials

G Jimenez-Cadena, J Riu, FX Rius - Analyst, 2007 - pubs.rsc.org
Gas detection is important for controlling industrial and vehicle emissions, household
security and environmental monitoring. In recent decades many devices have been …

Role of defects in single-walled carbon nanotube chemical sensors

JA Robinson, ES Snow, ŞC Bǎdescu, TL Reinecke… - Nano …, 2006 - ACS Publications
We explore the electronic response of single-walled carbon nanotubes (SWNT) to trace
levels of chemical vapors. We find adsorption at defect sites produces a large electronic …

Preparation and modification of carbon nanotubes: Review of recent advances and applications in catalysis and sensing

D Vairavapandian, P Vichchulada, MD Lay - Analytica chimica acta, 2008 - Elsevier
Single-walled carbon nanotubes (SWNTs) have become one of the most intensely studied
nanostructures because of their unique properties. The inherent physical properties of …

Stability and Catalytic Performance of Single-Atom Catalysts Supported on Doped and Defective Graphene for CO2 Hydrogenation to Formic Acid: A First-Principles …

S Ali, R Iqbal, A Khan, SU Rehman… - ACS Applied Nano …, 2021 - ACS Publications
As an essential component of single-atom catalysts, support materials determine the
dispersion, utilization, and stability of single metal atoms. Here, we reported the potential of …

Toward highly sensitive and energy efficient ammonia gas detection with modified single-walled carbon nanotubes at room temperature

LA Panes-Ruiz, M Shaygan, Y Fu, Y Liu, V Khavrus… - ACS …, 2018 - ACS Publications
Fabrication and comparative analysis of the gas sensing devices based on individualized
single-walled carbon nanotubes of four different types (pristine, boron doped, nitrogen …