Results 181 to 190 of about 524,178 (315)

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

The Ultimate Strategy to Search on m Rays??

open access: yes, 2008
. We consider the problem of searching on m current rays for a targetof unknown location. If no upper bound on the distance to the target is known in advance, then the optimal competitive ratio is 1 + 2mm=(m \Gamma 1)m \Gamma 1.
Gamma O
core  

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

Cosmic gamma rays

open access: yes, 1971
Cosmic gamma ray production processes, galactic and extragalactic gamma rays, and ...
Stecker, F. W.
core  

Co-exposure to inhaled tungsten particles and low-dose gamma rays: neurotoxicological outcome in rats. [PDF]

open access: yesSci Rep
Fréchard T   +14 more
europepmc   +1 more source

One‐Dimensional Materials Supported in Two‐Dimensional Van der Waals Metal–Organic Frameworks with Optical Anisotropy Switching via Twist‐Engineering

open access: yesAdvanced Materials, EarlyView.
We introduce a molecular strategy to assemble one‐dimensional (1D) materials into two‐dimensional (2D) van der Waals metal–organic frameworks (MOFs). Crystals of [FeX(pzX)(bpy)] (X = Cl, F) form anisotropic 2D layers that can be mechanically exfoliated into thin sheets.
Eleni C. Mazarakioti   +12 more
wiley   +1 more source

Gamma-rays, cosmic rays, and galactic structure

open access: yes, 1976
The relation of SAS-2 observations of galactic gamma-rays to the large scale distribution of cosmic rays and interstellar gas in the galaxy is reviewed.
Stecker, F. W.
core  

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