Results 261 to 270 of about 139,218 (319)

Challenges and opportunities for time-delay cosmography with multi-messenger gravitational lensing. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Birrer S   +4 more
europepmc   +1 more source

Stability of Organic Photovoltaics: From Root Causes to Advanced Analytical Techniques

open access: yesAdvanced Energy Materials, EarlyView.
This review explains the causes and mechanisms of degradation in organic photovoltaics (OPVs). It explores how various factors, including heat, light, oxygen, and inherent material properties, influence OPV stability. The study categorizes degradation pathways and analyzes their impact on device performance, providing insights into the fundamental ...
Yelim Choi   +6 more
wiley   +1 more source

Charge Carrier Dynamics at Heterojunction of Semiconductor Nanoheterostructures for Photocatalytic Solar Fuel Generation

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This review highlights the use of time‐resolved spectroscopies, including transient absorption (TAS), in situ TAS, and time‐resolved photoluminescence, to study exciton and charge carrier dynamics in different time scales for semiconductor nanoheterostructures.
Kai‐An Tsai   +2 more
wiley   +1 more source

Microwave Annealing for Fast and Effective Hydrogen Activation in Polycrystalline Silicon Passivating Contacts

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Hydrogenation is a crucial step in the fabrication of high‐efficiency silicon solar cells, which is currently integrated into the fire‐through screen‐printing metallization. Truong et al. report on the use of microwave annealing as an effective decoupled method to activate hydrogen for poly‐Si passivating contacts.
Thien Truong   +7 more
wiley   +1 more source

Designing Memristive Materials for Artificial Dynamic Intelligence

open access: yesAdvanced Intelligent Discovery, EarlyView.
Key characteristics required of memristors for realizing next‐generation computing, along with modeling approaches employed to analyze their underlying mechanisms. These modeling techniques span from the atomic scale to the array scale and cover temporal scales ranging from picoseconds to microseconds. Hardware architectures inspired by neural networks
Youngmin Kim, Ho Won Jang
wiley   +1 more source

The cerebellar deep nuclei: a patch for rate codes? [PDF]

open access: yesFront Neural Circuits
Gilbert M, Rasmussen A.
europepmc   +1 more source

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

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