Results 121 to 130 of about 577,537 (285)

How to Achieve High Spatial Resolution in Organic Optobioelectronic Devices?

open access: yesAdvanced Materials Interfaces, EarlyView.
This study explores how the optoelectronic properties of organic semiconductors impact on the resolution of light‐activated bioelectronic interfaces. Using photovoltage and photocurrent microscopy techniques, the authors show that H2PC/PTCDI heterojunctions enable a resolution down to 6.5 µm due to low carrier mobility along the heterojunction.
Luca Fabbri   +9 more
wiley   +1 more source

WBVR Photometry of the CBS HZ Her/Her X-1 [PDF]

open access: yesarXiv, 2009
We report four-color WBVR photoelectric photometry of the close binary system (CBS) HZ HER/HER X-1 made in 1986-1994. Our photometry usually covered at least two 35d precession periods during each of the 1986-1990, 1992, and 1994 observing seasons. The accuracy and duration of our 10-year long photoelectric observations of the star with an x-ray source
arxiv  

Borophene‐Based Ultrasensitive and Broadband Photodetectors

open access: yesAdvanced Materials Interfaces, EarlyView.
The direct growth of χ3‐phase borophene on n‐type silicon wafers leads to superior Schottky junctions, making them ideal for broad‐range, high‐sensitivity photodetectors. These photodetectors demonstrate higher sensitivity and faster response times compared to those fabricated by transferring 2D materials onto silicon to form van der Waals junctions ...
Yaser Abdi   +7 more
wiley   +1 more source

Photoelectric Effect of Metallophthalocyanine Derivatives [PDF]

open access: bronze, 1989
Ryo Hirohashi   +3 more
openalex   +1 more source

Direct Evidence of the Presence of Hybrid Charge Transfer State in a Perovskite Nanocrystal‐Polythiophene Blend Solid State Film

open access: yesAdvanced Materials Interfaces, EarlyView.
The photophysical properties of a hybrid solid state film, composed of a conjugated polymer and CsPbBr3 (zwitterionic sulfobetaine ‐capped) perovskite nanocrystals (NCs), are investigated by ultrafast spectroscopy and morphological characterization. The transient spectroscopy highlights the presence at the interface of a charge transfer state, and the ...
Tersilla Virgili   +11 more
wiley   +1 more source

Organic Ferroelectric Synaptic Transistors for Neural Image Recognition Networks

open access: yesAdvanced Materials Interfaces, EarlyView.
All organic transistors, where both the dielectric and semiconducting layers are polymeric, are developed as electrical synaptic devices. Two copolymers of PVDF as the dielectric layer with large differences in their saturation polarizability and memory window are chosen.
Evan Restuccia   +2 more
wiley   +1 more source

Photoelectric effect on dust grains across the L1721 cloud in theρOphiuchi molecular complex [PDF]

open access: bronze, 2001
E. Habart   +5 more
openalex   +1 more source

Beyond 3D: Smart Material Systems for Microscale 4D Printing

open access: yesAdvanced Materials Technologies, EarlyView.
Smart materials exhibit shape changes in response to their environment, enabling scientists to go beyond 3D in the rapidly growing field of 4D printing. This review covers recent advances, current challenges, and emerging trends in 4D printing on the microscale.
Daniel Maher   +3 more
wiley   +1 more source

Deep Trap Management in Organic Persistent Luminescence for Multi‐Mode Optical Information Storage

open access: yesAdvanced Optical Materials, EarlyView.
The D‐A‐D wedge‐shaped TADF emitter TCN, featuring a strong electron‐accepting segment, is employed as the guest of an organic trap‐induced persistent luminescence system, enabling multi‐mode excitation, and stimulation forms, deep trap, low aggregation‐induced quenching effect, and high thermal stability.
Cunjian Lin   +13 more
wiley   +1 more source

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