Results 111 to 120 of about 580,634 (294)

Multiferroic‐Centric Materials and Systems Engineering for Battery Applications: An Insight Into Mechanisms, Strategies, and Characterizations

open access: yesAdvanced Science, EarlyView.
Multiferroic order parameters – polarization, magnetization, and ferroelastic strain – are positioned as dynamic design variables for batteries. Their mechanistic roles, practical tuning through fabrication and external fields, and ferroic‐resolved characterization routes are unified into a closed‐loop framework, revealing how coupled ferroic responses
Jiaqi Su   +13 more
wiley   +1 more source

Enhancing the photoresponse performance of graphene on silicon-based heterojunction as a broadband photodetector

open access: yesScientific Reports
Developing a high-performance photodetector based on graphene technology is a significant challenge in the field of light sensors. In this work, photodetectors based on a graphene monolayer/Si3N4/Si heterojunction connected to an Ohmic and a Schottky ...
C. Bonavolontà   +4 more
doaj   +1 more source

Solution processable perovskite-hybrid heterojunction silicon 4T tandem solar cells

open access: yesMaterials Today Advances
Solar photovoltaic technology has witnessed significant advancements through the development of novel hybrid heterojunction solar cells (HHSCs). However, there is scope for enhancement of power conversion efficiency (PCE) of the HHSCs.
Mohammad Adil Afroz   +6 more
doaj   +1 more source

Novel mask-less plating metallization route for bifacial silicon heterojunction solar cells

open access: yes, 2018
Art. 040009, 7 S.The proof of concept of a novel metallization route for bifacial silicon heterojunction (SHJ) solar cells by selective plating - i.e. organic mask-free, is demonstrated by a first lab scale solar cell (i=15.5%). A patterned metal-seed is
Bartsch, Jonas   +13 more
core   +1 more source

High‐Performance Multi‐Walled Carbon Nanotubes‐Organic Passivated Si Solar Cells Enabled by Spatially Selective Harvesting of High‐Quality Sponges

open access: yesAdvanced Science, EarlyView.
Our work achieves an efficiency breakthrough in MWCNTs/Si solar cells by screening high‐quality pristine MWCNTs without any separation or purification processes. This breakthrough is mainly attributed to the excellent dispersibility of Nafion and the excellent hole transport property of MWCNTs:Nafion film containing charge transfer doping, passivation,
Yuke Ren   +13 more
wiley   +1 more source

Nanoscale heterojunction indium oxide/molybdenum disulphide field-effect transistor: A cost-effective wafer scale fabrication with improved performance

open access: yesSensors and Actuators Reports
Metal oxide heterojunction thin films are promising building blocks for the fabrication of functional devices in microelectronics, bio-chemical sensors, photovoltaics, and optical displays.
Mohamed Taha Amen   +3 more
doaj   +1 more source

Silver decorated lithium niobat nanostructure by UV activation method for silver-lithium niobate/silicon heterojunction device. [PDF]

open access: yesSci Rep, 2023
Salim ET   +6 more
europepmc   +1 more source

Retinomorphic Visual Processing Enabled by Contact‐Engineered IGZO Optoelectronic Synaptic Memtransistors

open access: yesAdvanced Science, EarlyView.
Here, we present an optoelectronic synaptic memtransistor (OSMT) integrating photoresponsive IGZO with contact‐engineered HfO2, enabling electrically and optically tunable synaptic weights. The device demonstrates broad range of tunable conductance states and array‐level image processing, highlighting its potential for intelligent machine vision ...
Donghyun Kang   +6 more
wiley   +1 more source

Integrated Photoelectrode and Electrolyte Engineering via Carbon Quantum Dots for Self‐Powered H2O/O2‐Mediated Portable Photoelectrochemical Cells

open access: yesAdvanced Science, EarlyView.
Surface‐charged N‐CQDs serve as both electrolyte additives and photocathode modifiers. Electrodeposited N‐CQDs on Cu2O form a stable composite, steering 4e− ORR toward water. A quasi‐solid electrolyte with N‐CQDs aids charge migration, electrode‐electrolyte interfacial compatibility and replenishes active sites.
Yang Wu   +12 more
wiley   +1 more source

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