Results 81 to 90 of about 85,160 (331)

When Poor Exciton Dissociation Limits Photocurrents in Organic Solar Cells: Why Low Offset Non‐Fullerene Acceptor Blends Can't Be Efficient

open access: yesAdvanced Materials, EarlyView.
The energetic offset between the donor and the acceptor components in organic photoactive layers is central to the tradeoff between photovoltage and photocurrent losses. This Perspective covers the most important issues surrounding this topic in non‐fullerene acceptor blends, from the difficulty of accurately determining state energies and driving ...
Dieter Neher, Manasi Pranav
wiley   +1 more source

Fullerenes: prospects of using in medicine, biology and ecology

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Bìologìâ, Ekologìâ, 2012
Results of our own research and academic literature data on the properties of fullerenes and carbon nanotubes are analysed and summarized. Chemical stability of the structure and low toxicity of fullerenes determine their usage in medical chemistry ...
D. V. Schur   +4 more
doaj   +1 more source

Fullerene Nanoparticles Using Technol PG for Inexpensive Preparation

open access: yesNatural Product Communications, 2022
Fullerene has attracted much attention for applications in biomaterials because of its high antioxidant activity. In this study, C60 and C70 fullerenes were mixed with a commercially available anionic phospholipid mixture, Technol PG, and sodium cholate,
Noriyuki Uchida   +2 more
doaj   +1 more source

Classical molecular dynamics simulations of fusion and fragmentation in fullerene-fullerene collisions

open access: yes, 2017
We present the results of classical molecular dynamics simulations of collision-induced fusion and fragmentation of C$_{60}$ fullerenes, performed by means of the MBN Explorer software package.
Korol, Andrei V.   +2 more
core   +1 more source

Highly‐Emissive Organic Photovoltaics Approaching Theoretical Limit Voltage and Enabling Multifunctional Energy‐Harvesting Displays

open access: yesAdvanced Materials, EarlyView.
A highly‐emissive organic photovoltaic employs donor–acceptor pairs with alternately localized frontier molecular orbitals, preserving high triplet energies and small reorganization energies to suppress non‐radiative recombination. As a result, it exhibits a high open‐circuit voltage approaching the Shockley–Queisser limit and a high ...
Qing‐Jun Shui   +7 more
wiley   +1 more source

Exploring the Potential of Zero‐Dimensional Carbon Nanomaterials in Photoluminescent, Electrochemiluminescent and Electrochemical Sensors

open access: yesAdvanced Materials Interfaces, EarlyView.
Zero‐dimensional carbon nanomaterials are presented as multifunctional platforms linking structure, property, and sensing performance. Surface engineering and heteroatom doping modulate electron‐transfer and luminescent behavior, enabling electrochemical, photoluminescent, and electrochemiluminescent detection. Fundamental design principles, analytical
Gustavo Martins   +8 more
wiley   +1 more source

Enhanced thermal stability and spin-lattice relaxation rate of N@C60 inside carbon nanotubes

open access: yes, 2008
We studied the temperature stability of the endohedral fullerene molecule, N@C60, inside single-wall carbon nanotubes using electron spin resonance spectroscopy.
A. Abragam   +11 more
core   +1 more source

Printed Organic Thermoelectric Generators: Progress and Challenges Towards Efficient Energy Harvesting

open access: yesAdvanced Materials Technologies, EarlyView.
Printed organic thermoelectric generators (OTEGs) enable flexible and sustainable energy harvesting from low‐grade heat. This Perspective critically assesses recent advances in printable thermoelectric materials, 2D and 3D device architectures, and current performance limits of printed OTEGs.
Vijitha Ignatious   +5 more
wiley   +1 more source

Fullerenes as potential collectors of noble metals in carbon-bearing geological formations [PDF]

open access: yesVestnik MGTU, 2015
The results of computer modelling of fullerenes in the Bartell's restrictions have been suggested in the paper. The inner volumes of all the possible C60 to C100 fullerenes have been calculated.
Voytekhovsky Yu.L., Stepenshchikov D.G.
doaj  

Density functional theory study on the adsorption of valproic acid to doped fullerenes

open access: yesMain Group Metal Chemistry, 2018
Fullerenes and heteroatom doped fullerenes exhibit high potential as drug delivery agents in sensor technology and medical applications. We investigated, using density functional theory, the possible interaction sites and the nature of interaction ...
Alver Özgür   +3 more
doaj   +1 more source

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