Residual metallic impurities within carbon nanotubes play a dominant role in supposedly “metal-free” oxygen reduction reactions

Nanostructured Nonprecious Metal Catalysts for Oxygen Reduction Reaction

(2013) Gang Wu et al.   ACCOUNTS OF CHEMICAL RESEARCH

“Metal-Free” Catalytic Oxygen Reduction Reaction on Heteroatom-Doped Graphene is Caused by Trace Metal Impurities

(2013) Lu Wang et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Trace metal residues promote the activity of supposedly metal-free nitrogen-modified carbon catalysts for the oxygen reduction reaction

(2013) Justus Masa et al.   ELECTROCHEMISTRY COMMUNICATIONS

Can Boron and Nitrogen Co-doping Improve Oxygen Reduction Reaction Activity of Carbon Nanotubes?

(2013) Yu Zhao et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Purification of carbon nanotubes by high temperature chlorine gas treatment

(2013) Elaine Lay Khim Chng et al.   PHYSICAL CHEMISTRY CHEMICAL PHYSICS

Advanced zinc-air batteries based on high-performance hybrid electrocatalysts

(2013) Yanguang Li et al.   Nature Communications

Mesoporous Mn3O4–CoO core–shell spheres wrapped by carbon nanotubes: a high performance catalyst for the oxygen reduction reaction and CO oxidation

(2013) Junwu Xiao et al.   Journal of Materials Chemistry A

Metal-Free Nitrogen-Containing Carbon Nanotubes Prepared from Triazole and Tetrazole Derivatives Show High Electrocatalytic Activity towards the Oxygen Reduction Reaction in Alkaline Media

(2012) Adina Morozan et al.   ChemSusChem

Manganese–polypyrrole–carbon nanotube, a new oxygen reduction catalyst for air-cathode microbial fuel cells

(2012) Min Lu et al.   JOURNAL OF POWER SOURCES

Oxygen Reduction Electrocatalyst Based on Strongly Coupled Cobalt Oxide Nanocrystals and Carbon Nanotubes

(2012) Yongye Liang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Facile Construction of Manganese Oxide Doped Carbon Nanotube Catalysts with High Activity for Oxygen Reduction Reaction and Investigations into the Origin of their Activity Enhancement

(2011) Zhi Yang et al.   ACS Applied Materials & Interfaces

Boron-Doped Carbon Nanotubes as Metal-Free Electrocatalysts for the Oxygen Reduction Reaction

(2011) Lijun Yang et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Voltammetry of carbon nanotubes and graphenes: excitement, disappointment, and reality

(2011) Martin Pumera   CHEMICAL RECORD

Nitrogen-doped carbon nanotubes as efficient and durable metal-free cathodic catalysts for oxygen reduction in microbial fuel cells

(2011) Leiyu Feng et al.   Energy & Environmental Science

Synthesis–structure–performance correlation for polyaniline–Me–C non-precious metal cathode catalysts for oxygen reduction in fuel cells

(2011) Gang Wu et al.   JOURNAL OF MATERIALS CHEMISTRY

Regulatory Peptides Are Susceptible to Oxidation by Metallic Impurities within Carbon Nanotubes

(2010) Adriano Ambrosi et al.   CHEMISTRY-A EUROPEAN JOURNAL

Electrochemistry of a Whole Group of Compounds Affected by Metallic Impurities within Carbon Nanotubes

(2010) Emma J. E. Stuart et al.   Journal of Physical Chemistry C

Highly Efficient Metal-Free Growth of Nitrogen-Doped Single-Walled Carbon Nanotubes on Plasma-Etched Substrates for Oxygen Reduction

(2010) Dingshan Yu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

3-D Carbon Nanotube Structures Used as High Performance Catalyst for Oxygen Reduction Reaction

(2010) Wei Xiong et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Metallic ImpuritieswithinResidual Catalyst Metallic Nanoparticles Are in Some Cases Responsible for “Electrocatalytic” Effect of Carbon Nanotubes

(2009) Martin Pumera et al.   Chemistry-An Asian Journal

What amount of metallic impurities in carbon nanotubes is small enough not to dominate their redox properties?

(2009) Martin Pumera et al.   Nanoscale

Nitrogen-Doped Carbon Nanotube Arrays with High Electrocatalytic Activity for Oxygen Reduction

(2009) K. Gong et al.   SCIENCE

Purification of carbon nanotubes

(2008) Peng-Xiang Hou et al.   CARBON

Copper oxide nanoparticle impurities are responsible for the electroanalytical detection of glucose seen using multiwalled carbon nanotubes

(2008) Christopher Batchelor-McAuley et al.   SENSORS AND ACTUATORS B-CHEMICAL

Towards an Ultrasensitive Method for the Determination of Metal Impurities in Carbon Nanotubes

(2008) Taras Kolodiazhnyi et al.   Small

Steam Purification for the Removal of Graphitic Shells Coating Catalytic Particles and the Shortening of Single-Walled Carbon Nanotubes

(2008) Belén Ballesteros et al.   Small

Targeted removal of bioavailable metal as a detoxification strategy for carbon nanotubes

(2007) Xinyuan Liu et al.   CARBON