Results 91 to 100 of about 11,436,233 (262)

Ion Concentration and Voltage Imaging With Fluorescent Nanodiamonds

open access: yesAdvanced Materials, EarlyView.
We demonstrate reversible switching between the fluorescent NV0 and the dark NV+ state, in sub‐30 nm FNDs via surface oxidation and hydrogenation, respectively. In an electrochemical cell, we show that the fluorescence from hydrogenated particles enables all‐optical imaging of voltages and ion concentrations at the micrometer scale.
Patrick Voorhoeve   +8 more
wiley   +1 more source

Side‐Chain‐Induced Interlayer Slipping in Metalloporphyrin COFs Enables Microenvironment and Spin‐State Regulation for Photocatalytic CO2 Reduction

open access: yesAdvanced Materials, EarlyView.
Alkoxy chain length drives a continuous transition from eclipsed AA to a serrated, slipped AA* configuration over Co‐porphyrin COFs. A moderate slip both contracts the pore channel to enrich CO2 and suppress hydrogen evolution, and enhances collective high‐spin of Co sites, which delivers a record CO production rate with high selectivity.
Jie He   +8 more
wiley   +1 more source

Occult atrial fibrillation in endurance athletes

open access: yes, 2017
Ashim Aggarwal,1 Jeffrey J Heslop,1 Rebecca R Wigant,1 Suneetha Venkatapuram,1 Stephanie J Hillis,1 Alan R Parr,1 Hakan Oral,2 Timir S Baman11Cardiology Department, University of Illinois College of Medicine at Peoria and OSF Saint Francis Medical Center,
Parr AR   +7 more
core  

A Catalogue Raisonné of Works on the Occult Sciences

open access: yes, 2011
Frederick Leigh Gardner (1857–1930) was a well-known British occultist who belonged to societies including the Hermetic Order of the Golden Dawn, the Freemasons, the Societas Rosicruciana in Anglia and the Theosophical Society.
William Wynn Westcott, F. Leigh Gardner
core   +1 more source

Atomically Precise Ag11 and Ag12 Nanocluster‐Assembled 2D Materials for Memristive and Neuromorphic Functionality

open access: yesAdvanced Materials, EarlyView.
Two‐dimensional Ag11 and Ag12 cluster‐assembled materials (CAMs) are synthesized, offering atomically precise platforms with tunable electronic properties. The resulting materials exhibit robust memristive switching and neuromorphic response, demonstrating their promise for advanced nanoelectronic and memory applications.
Noohul Alam   +7 more
wiley   +1 more source

Descriptors to Dynamics: A Materials and Device Perspective on in‐Materio Physical Reservoir Computing for Neuromorphic Edge Intelligence

open access: yesAdvanced Materials, EarlyView.
Intrinsic material dynamics are harnessed as computational resources for neuromorphic in‐materio physical reservoir computing. Defects, ionic motion, interfaces, percolation, geometry, and biasing shape transient states that provide fading memory, nonlinearity, and high‐dimensional projection for simple readout. A descriptor‐to‐dynamics framework links
Kshitij RB Singh   +5 more
wiley   +1 more source

Severe Ectopic ACTH–Dependent Cushing Syndrome Due to a Neuroendocrine Tumor of Occult Primary Origin Presenting with Widespread Metastases and Early Vertebral Fractures: A Rare Case Report

open access: yesInternational Medical Case Reports Journal
Mohammad Nabi Aria,1,* Ahmad Shekaib Rasikh,2,* Ahmad Jawad Tayeb,1 Mohammad Maroof Aram,1 Abdul Jalil Hassan,2 Mohammad Khalid Ferdaws1 1Department of Internal Medicine, Ali Abad Teaching Hospital, Kabul University of Medical Sciences ...
Aria MN   +5 more
doaj  

A Multifunctional Ionograsper Enabling Ion‐Redistribution Proximity Sensing and Structural‐Reconfiguration‐Driven Bidirectional Actuation

open access: yesAdvanced Materials, EarlyView.
A solid‐state ionic actuator integrates sensing, actuation, and memory within one material. A brief UV pulse induces long‐lasting deformation via coupled network rearrangement, dehydration, and rehydration, while ionic redistribution enables self‐powered sensing, supporting multifunctional, energy‐efficient soft robotic functions without continuous ...
Yong Min Kim   +5 more
wiley   +1 more source

Objectivity and the supernormal: the limitations of bracketing approaches in providing neutral accounts of supernormal claims [PDF]

open access: yes, 2004
This paper contends that bracketing approaches to the sociological study of supernatural, paranormal, and occult proponents do not truly 'bracket' the reality-claims made by those being studied, but instead impose ontological limits on what can be ...
Northcote, J.
core  

Ionic Gating of Liquid‐Crystal‐Like Pteridine Assemblies Enables Tunable Light Scattering

open access: yesAdvanced Materials, EarlyView.
Tunable optical properties emerge through developmentally regulated ionic gating, which transforms disordered, ultraviolet (UV)‐absorbing organelles into concentrically ordered, liquid‐crystal‐like light scatterers. By integrating analyses of pteridine composition, potassium‐dependent assembly, hierarchical ultrastructure, and optical behavior, the ...
Sourabh Bera   +22 more
wiley   +1 more source

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