Results 171 to 180 of about 23,858 (260)

Amorphous silicon resistors enable smaller pixels in photovoltaic retinal prosthesis. [PDF]

open access: yesJ Neural Eng
Shin A   +8 more
europepmc   +1 more source

Understanding Consumption of Illicit Drugs and New Psychoactive Substances in Australia by Triangulating Drug Checking and Wastewater‐Based Epidemiology

open access: yesDrug Testing and Analysis, EarlyView.
First Australian study combining wastewater‐based epidemiology and drug checking, demonstrating how complementary data sources enhance monitoring of illicit drugs and emerging psychoactive substances during high‐use periods. ABSTRACT Consumption of psychotropic drugs is a major economic and public health challenge in Australia.
Muhammad Usman   +8 more
wiley   +1 more source

Transient Charging Dynamics in Stacked Ga2O3/ZnO Photovoltaic Units Governing Wavelength‐Selective Polarity Switching

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This work reveals a “Photovoltaic‐Capacitance” coupling mechanism in stacked Ga2O3/ZnO devices, defining the ZnO/graphene interface as a novel Photovoltaic Dynamic‐Capacitor (PDC). The wavelength‐selective bipolar response enables a physical layer secure communication protocol based on ternary optical logic (“1,” “0,” “−1”).
Songqi Zhao   +6 more
wiley   +1 more source

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam   +3 more
wiley   +1 more source

Doped Ta3N5 Semi‐Transparent Photoanode Enabling Stable Solar Redox Flow Cell Operation

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Synergistic Al:TiO2 underlayer and La doping stabilize semitransparent Ta3N5 photoelectrodes for over 90 h of continuous operation in alkaline solution. The solar redox flow cell demonstrated 12 photocharge–discharge cycles at ∼55% coulombic efficiency using a K4Fe(CN)6|1,5‐DHAQ chemistry. Solar redox flow cells (SRFCs) are photoelectrochemical devices
Filipe Moisés M. Francisco   +4 more
wiley   +1 more source

Switchable Dual Emission of Luminescent Metal–Organic Framework@Nanoparticle Composites of EuBDC and ZrO‐Containing Hybrid Materials

open access: yesEuropean Journal of Inorganic Chemistry, EarlyView.
Luminescent metal–organic framework@nanoparticle composites show dual emission of both components EuBDC and zirconyl‐containing nanoparticles, being reversible, excitation energy‐dependent and solvatochromic switches. The chromaticity changes are fast, as no chemical transformation is involved and required as source of the dual emission.
Tobias Wehner   +3 more
wiley   +1 more source

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