Results 71 to 80 of about 2,986,136 (337)

Naphthalene flanked diketopyrrolopyrrole based organic semiconductors for high performance organic field effect transistors [PDF]

open access: yes, 2018
Here, we design and synthesize three new diketopyrrolopyrrole (DPP) derivatives with naphthalene, possessing large-scaled p-delocalized electronic structure, as the flanking groups and both linear (n-decyl and n-dodecyl) and branched (2-hexyldecyl)alkyl ...
Caporale, Chiara   +48 more
core   +1 more source

Diketopyrrolopyrrole based organic semiconductors: pioneering advances in organic electronic devices

open access: yesDiscover Electronics
Recent advancements in the field of organic electronics have attracted great attention, with a focus on implementing various benchmark organic semiconductors in high-performance electronic device applications. Among them, diketopyrrolopyrrole (DPP)-based
Zhengran He   +2 more
doaj   +1 more source

Charge carrier relaxation model in disordered organic semiconductors

open access: yesAIP Advances, 2013
The relaxation phenomena of charge carrier in disordered organic semiconductors have been demonstrated and investigated theoretically. An analytical model describing the charge carrier relaxation is proposed based on the pure hopping transport theory ...
Nianduan Lu   +3 more
doaj   +1 more source

A Rational Design of Isoindigo‐Based Conjugated Microporous n‐Type Semiconductors for High Electron Mobility and Conductivity

open access: yesAdvanced Science, 2023
The development of n‐type organic semiconductors has evolved significantly slower in comparison to that of p‐type organic semiconductors mainly due to the lack of electron‐deficient building blocks with stability and processability. However, to realize a
Kayaramkodath Chandran Ranjeesh   +11 more
doaj   +1 more source

Exciton Binding Energy of Phosphorescent Emitter Molecules in Organic Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
Energy level alignment is key to efficient OLED design, yet determining LUMO energies remains challenging. A methodology based on field‐induced dissociation and kinetic Monte Carlo simulations is presented to extract LUMO energies of iridium‐based phosphorescent emitters from their exciton binding energy.
Hiroki Tomita   +6 more
wiley   +1 more source

Developing non-invasive processing methodologies and understanding the materials properties of solution-processable organic semiconductors for organic electronics [PDF]

open access: yes, 2007
textEssential to the success of organic electronics, and in particular organic thin-film transistors, is the realization of stable, high-mobility, electrically-active organic materials that can enable low-cost solution-based processing methods.
Dickey, Kimberly Christine, 1977-
core  

The efficient method for searching stable structures in herringbone-phase organic semiconductors using density functional theory

open access: yesApplied Physics Express
We present the herringbone structure search (HSS) method to predict the crystal structures of organic semiconductors from molecular structural formulas.
Shuya Hakata   +5 more
doaj   +1 more source

Glass transition temperature prediction of disordered molecular solids

open access: yesnpj Computational Materials, 2021
Glass transition temperature, T g, is the key quantity for assessing morphological stability and molecular ordering of films of organic semiconductors. A reliable prediction of T g from the chemical structure is, however, challenging, as it is sensitive ...
Kun-Han Lin   +3 more
doaj   +1 more source

Long‐Range Coordination Environment Modulates Single‐Atom Local States and Systemic Impact on CO2 Photoconversion

open access: yesAdvanced Functional Materials, EarlyView.
Terminal groups on Cu porphyrins modulate the electronic states of single‐atom Cu centers through a long‐range electronic effect, without altering the Cu coordination geometry. Meanwhile, a multi‐descriptor framework is established that incorporates porphyrin regulation, hybrid catalyst properties, and CO2 photoreduction capabilities.
Yi Zhang   +13 more
wiley   +1 more source

A Bilayered Inorganic‐Metal Interface Enables Highly Reversible Aluminum Deposition for Long‐Life Aqueous Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A gradient M/MOx (M = Sn, Cu, Cd) synergistic interphase was constructed on Al via a one‐step displacement reaction. This interphase leverages high aluminophilicity and ion‐buffering capability to accelerate desolvation, enhance Al3+ transport, and suppress side reactions, enabling ultrastable symmetric cell operation at 0.05 mA cm−2 for 1800 h with an
Shuang Cheng   +7 more
wiley   +1 more source

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