Results 101 to 110 of about 4,738,962 (243)

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

Trions as Fundamental Species in Chemically Doped Polymer Semiconductors

open access: yesAdvanced Materials, EarlyView.
This work shows that exciton–charge carrier coupling in doped polymer semiconductors gives rise to multi‐particle states, including trions—quasiparticles consisting of two holes and one electron under p‐doping—and bound exciton‐hole pairs, as identified through spectroscopic and theoretical analysis.
Hongmo Li   +23 more
wiley   +1 more source

New Unity Movement : statement on sporting contact with South Africa

open access: yes
The New Unity Movement supports SACOS fully in its total opposition to mercenary, racist, international sporting contact with South Africa. The cancellation of the All Blacks tour is a victory for non-racial sport!
The New Unity Movement (NUM)
core  

Verbs of motion in the modern Turkish (means of movement)

open access: yes, 2017
One of the Turkish language qualities is to have different expressions of method and of the direction of traditional means of movement. The article investigates real and metaphorical meanings of verbs of movement on the ground, in water and in air -yürü-,
Napolnova, Elena
core  

In Situ Formation of a Highly Selective Nickel Single Atom Catalyst for Electrochemical CO2 Reduction to CO

open access: yesAdvanced Materials, EarlyView.
Development of a novel method for synthesizing Ni single atom catalysts for highly selective electrochemical CO2 reduction in situ. This catalyst achieves 100% selectivity for CO and is formed in an industrially relevant cell architecture. Using post‐mortem XRD, STEM, and EDS and operando XAS, the identity of the active site and the mechanism behind ...
Ian Street   +5 more
wiley   +1 more source

The doors of learning remain tightly shut to the majority of our youth : New Unity Movement declaration on our schools

open access: yes
The New Unity Movement addresses the issue on the high amount of school drop-outs within our communities. Questions arise and possible solutions are mentioned: What is wrong with our schools?, Poor performance and the high drop out rate?, OBE is the main
New Unity Movement
core  

Constitution

open access: yes, 1997
This Constitution adopted by Conference of the New Unity Movement held in Cape Town 27 December 1986 and amended by Conference on 19-21/December ...
New Unity Movement
core  

Breaking Bottlenecks in Solid Electrolyte Discovery With Large Artificial Intelligence Models

open access: yesAdvanced Materials, EarlyView.
Large AI models are presented as a route to break key bottlenecks in solid electrolyte discovery by linking materials databases, machine‐learning interatomic potentials, large language models, and autonomous experiments. This perspective highlights how AI can accelerate the identification of solid electrolytes with fast ion transport, stable interfaces,
Eric Jianfeng Cheng   +24 more
wiley   +1 more source

Constitution-NUM

open access: yes, 1986
This Constitution adopted by Conference of the New Unity Movement held in Cape Town 27 December 1986 and amended by Conference on 19-21 December ...
New Unity Movement(NUM)
core  

Pics or It Didn’t Happen: Sexist Hyperskepticism in the Modern Skeptical Movement

open access: yes, 2013
Paper discusses issues of sexism and anti-feminist sentiment in the modern organized skepticism ...
Jennifer Forester, Forester, Jennifer
core   +1 more source

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