Results 91 to 100 of about 1,718,290 (313)

Ferrocene Derivatives Enable Ultrasensitive Perovskite Photodetectors with Enhanced Reverse Bias Stability

open access: yesAdvanced Functional Materials, EarlyView.
Novel ferrocene derivatives (e.g., FcPhc2) are used as an ultrathin layer hole‐blocking layer, reducing hole injection from the Ag contact. This results in an ultralow noise spectral density of 1.2 × 10−14 A Hz−1/2, and a high specific detectivity of 8.1 × 1012 Jones at −0.5 V.
Eunyoung Hong   +16 more
wiley   +1 more source

CARETS: A prototype regional environmental information system. Volume 7: Land use information and air quality planning [PDF]

open access: yes
The author has identified the following significant results. The pilot air quality system provided data for updating information on the sources of point and area emissions of SO2 and particulate matter affecting the Norfolk-Portsmouth area of Virginia ...
Alexander, R. H.   +2 more
core   +1 more source

Analisis Korelasi Citra Data Primer dengan Data Sekunder Menggunakan Citra Grid Analysis And Display System (Grads [PDF]

open access: yes, 2014
Indonesia has 13 (thirteen) the threat of catastrophic earthquakes, tsunamis, floods, landslides, volcanic eruptions, extreme waves and abrasion, extreme weather, drought, forest fires and land, buildings and residential fires, epidemics and disease ...
Gernowo, R. (Rahmat)   +1 more
core  

Control working ability of the cogeneration system on pellet fuel [PDF]

open access: yes, 2017
Запропонована інтегрована система підтримки температури місцевої води при вимірюванні температури газів та температури зворотної води на вході в теплообмінник другого контуру когенераційної системи.
Чайковська, Євгенія Євстафіївна
core   +1 more source

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

Atmospheric fungal nanoparticle bursts. [PDF]

open access: yes, 2020
Aerosol nanoparticles play an important role in the climate system by affecting cloud formation and properties, as well as in human health because of their deep reach into lungs and the circulatory system. Determining nanoparticle sources and composition
Draper, Danielle C   +2 more
core   +1 more source

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

Experimental Study on the Performance of Secondary Throttling CO2 Heat Pump System for Electric Vehicles

open access: yesZhileng xuebao
A CO2 heat pump air-conditioning system with single-stage compression secondary throttling and a series gas cooler is proposed to enhance the performance of a CO2 heat pump system. The heating performances of secondary and conventional throttling systems
Chen Lang   +4 more
doaj  

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