Results 131 to 140 of about 53,246 (312)

Directional Flow of Confined Polaritons in CrSBr

open access: yesAdvanced Materials, EarlyView.
CrSBr, a layered magnetic semiconductor, naturally channels self‐hybridized excitonpolaritons into highly directional flow. Its intrinsic optical anisotropy, high refractive index, and strong lightmatter coupling enable long‐range guided modes along the a‐axis, with propagation lengths set by their excitonphoton admixture.
Pratap Chandra Adak   +10 more
wiley   +1 more source

nicolasfara/experiments-imageonomics-drones: 1.1.0

open access: yes
<h2><a href="https://github.com/nicolasfara/experiments-imageonomics-drones/compare/1.0.0...1.1.0">1.1.0</a> (2024-04-05)</h2> <h3>Features</h3> <ul> <li>add aggregators for NoisePerceived Metric (<a ...
Semantic Release Bot   +3 more
core   +1 more source

Ion‐Reconfigurable “N”‐Shaped Antiambipolar Behavior in Organic Electrochemical Transistors

open access: yesAdvanced Materials, EarlyView.
A unique N‐shaped negative differential transconductance (NDT) characteristics is demonstrated in single‐polymer organic electrochemical transistors through a sequential doping–redox–doping process driven by iodide ions. This redox‐driven mechanism enables low‐voltage, ion‐controlled reconfigurability and tunable current modulation, allowing seamless ...
Debdatta Panigrahi   +11 more
wiley   +1 more source

Polymorph‐Specific Electronic Transduction in WO3 during Molecular Sensing

open access: yesAdvanced Materials, EarlyView.
Metal‐oxide polymorphs with similar surface chemistry can nevertheless exhibit distinct sensing properties. In γ‐ and ε‐WO3, analyte adsorption appears comparable; yet, only ε‐WO3 induces a pronounced lattice electronic perturbation that accommodates charge in sub‐conduction band minimum states.
Matteo D'Andria   +6 more
wiley   +1 more source

nicolasfara/experiments-imageonomics-drones: 1.4.0

open access: yes
<h2><a href="https://github.com/nicolasfara/experiments-imageonomics-drones/compare/1.3.0...1.4.0">1.4.0</a> (2024-04-10)</h2> <h3>Features</h3> <ul> <li>prepare for first batch for simulations <a href ...
Semantic Release Bot   +3 more
core   +1 more source

Drones, the US and the new wars in Africa

open access: yes, 2014
Since the early 20th Century, Africa has witnessed varying degrees of subversion from the Mau Mau nationalist campaigners in Kenya in the 1950s to acts by rebel groups in the infamous intrastate wars of Sub-Saharan Africa.
Attuquayefio, Philip
core   +1 more source

Strategic Drones [PDF]

open access: yes
US drone strikes are popular with the electorate and overseen by the President. This paper investigates whether the US President uses drone strikes strategically for political gain. We document that US drone strikes in Afghanistan, Pakistan, Somalia, and Yemen are significantly more likely before US elections, when popularity has high payoffs.
Alfano, Marco   +3 more
openaire   +2 more sources

Universal Conductance Fluctuations in Quantum Anomalous Hall Insulators

open access: yesAdvanced Materials, EarlyView.
Universal conductance fluctuations are observed in mesoscopic quantum anomalous Hall insulators. Two distinct fluctuation patterns are identified, arising from different interference processes of bulk and chiral edge states, respectively. These findings unveil rich quantum interference phenomena in quantum anomalous Hall insulators and provide insights
Peng Deng   +11 more
wiley   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

nicolasfara/experiments-imageonomics-drones: 1.2.0

open access: yes
<h2><a href="https://github.com/nicolasfara/experiments-imageonomics-drones/compare/1.1.0...1.2.0">1.2.0</a> (2024-04-08)</h2> <h3>Features</h3> <ul> <li>implement body coverage metric (<a href="https ...
Semantic Release Bot   +3 more
core   +1 more source

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