Results 121 to 130 of about 3,632,568 (255)

Wavelength-Dependent Surface Plasmon Coupling Electrochemiluminescence Biosensor Based on Sulfur-Doped Carbon Nitride Quantum Dots for K‑RAS Gene Detection

open access: yes, 2019
Although graphite phase carbon nitride quantum dots (GCN QDs) showed some advantages in the electrochemiluminescence (ECL) analytical research, the low ECL efficiency limited the potential sensing application. Herein, we synthesized sulfur-doped graphite
Yuying Liu (137904)   +9 more
core   +1 more source

Bio‐Inspired Synthesis of Macroporous Single Crystal Particles as Scattering Agents

open access: yesAdvanced Functional Materials, EarlyView.
A general strategy is presented that delivers unique, single‐crystal microparticles that combine submicron macroporosity and uniform particle shapes. A bioinspired approach is used to occlude three distinct types of additives – polystyrene microspheres, polymer vesicles and amino acids – within calcite single crystals, and subsequent thermal annealing ...
Stephanie E. Foster   +11 more
wiley   +1 more source

Thickness‐ and Wavelength‐Dependent Nonlinear Optical Absorption in 2D Layered MXene Films

open access: yesSmall Science
As a rapidly expanding family of 2D materials, MXenes have recently gained considerable attention. Herein, by developing a coating method that enables transfer‐free and layer‐by‐layer film coating, the nonlinear optical absorption (NOA) of Ti3C2Tx MXene ...
Di Jin   +14 more
doaj   +1 more source

Ionic Precursors Transformed Into Vinyl Acetate Synthesis Catalyst via Reaction‐Driven Restructuring

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates that a simple physical mixture of Pd and Au ionic precursors, KOAc promoter, and SiO2 support can transform into a highly active vinyl acetate synthesis catalyst through reaction‐driven restructuring. The results highlight reaction‐induced restructuring as an innovative and sustainable catalyst design strategy.
Byeong Jun Cha   +11 more
wiley   +1 more source

Wavelength tunable transmitters for future reconfigurable agile optical networks [PDF]

open access: yes, 2009
Wavelength tuneable transmission is a requirement for future reconfigurable agile optical networks as it enables cost efficient bandwidth distribution and a greater degree of transparency.
Maher, Robert D.
core   +2 more sources

Photoresponsive MoS2‐Based Artificial Synaptic Transistor for Wavelength‐Dependent Physical Reservoir Computing

open access: yesSmall Structures
Generating rich reservoir states is essential for physical reservoir computing (PRC), yet photonic‐synapse reservoirs typically operate at a single illumination wavelength and hence with a single characteristic relaxation timescale, which limits the ...
Mingeun Park   +7 more
doaj   +1 more source

Orientation- and wavelength-dependent sperm motility in optical trapping

open access: yesJournal of Innovative Optical Health Sciences
Optical tweezers technology has the characteristics of noncontact manipulation in three dimensions and steerable separation in solutions, and could be applied to obtain a separated sperm with high quality for intracytoplasmic sperm injection (ICSI ...
Juan Wang   +10 more
doaj   +1 more source

Multimode Oxide‐Based Optoelectronic Memtransistor for In‐Sensor Vision Processing

open access: yesAdvanced Functional Materials, EarlyView.
A multimode optoelectronic memtransistor (OEMT) is demonstrated for vision explainable artificial intelligence (VXAI) hardware. By integrating optical sensing, electrical masking, and non‐volatile memory, the device enables key operations required for generating saliency information.
Min Gu Lee   +10 more
wiley   +1 more source

Multimodal Optoelectronic Synapses for Neuromorphic Intelligence: Coupling Light, Electrical, Thermal, and Beyond

open access: yesAdvanced Functional Materials, EarlyView.
This review revisits optoelectronic neuromorphic devices that extend from unimodal sensing toward multimodal perception. Five types of stimuli‐to‐output information flow that are classified based on the device roles within the system and applications are summarized and discussed.
Jihyun Shin   +6 more
wiley   +1 more source

Biomineral‐Inspired Organic/Inorganic Colloidal Liquid‐Crystalline Hybrids for Photoresponsive Adhesion

open access: yesAdvanced Functional Materials, EarlyView.
A new class of photoresponsive liquid‐crystalline (LC) adhesives based on biomineral‐inspired organic/inorganic colloidal hybrids is reported. These colloidal LC materials are formed by hybridization of a hydroxyapatite nanorod with azobenzene‐based forklike molecules.
Junya Uchida   +4 more
wiley   +1 more source

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