Results 61 to 70 of about 8,150,029 (257)

Objective Quality Evaluation of Images Affected by Adverse Weather Conditions

open access: yesIEEE Access
Recently, there has been a surge in algorithms aimed at improving the perceptual quality of images degraded by adverse weather conditions such as snow, haze, and rain.
Ambreen Bashir   +2 more
doaj   +1 more source

Significant influence of biometeorological conditions on the incidence of spontaneous pneumothorax in the Kragujevac city [PDF]

open access: yesMedicinski Glasnik, 2011
Aim To explore and establish an influence of biometeorological conditions on the occurrence of spontaneous pneumothorax (SP) in the city of Kragujevac (Serbia) in a five-year period.
Marko Spasić   +4 more
doaj  

Weather Radar Manual (WBAN)

open access: yes, 1970
"The manual was designed to provide standard observing and reporting instructions to radar stations assigned to the National Synoptic Weather Radar Network and, also, to serve as a convenient reference on the fundamentals and applications of weather ...
United States. Naval Weather Service.   +2 more
core  

Safety and Mobility Impacts of Winter Weather – Phase I, August 2011 [PDF]

open access: yes, 2011
Highway agencies spend millions of dollars to ensure safe and efficient winter travel. However, the effectiveness of winter weather maintenance practices on safety and mobility are somewhat difficult to quantify.

core  

Uniform Amorphization of Crystalline Silicon Surfaces Enabled by Deep Ultraviolet Femtosecond Laser Pulses

open access: yesAdvanced Engineering Materials, EarlyView.
Deep‐UV (258 nm) femtosecond pulses enable uniform amorphous silicon writing on Si(100)/(111) with a six‐fold larger fluence amorphization window than NIR methods. Optimized fluence and overlap yield 20–45 nm uniform and continuous amorphous layers. Microscopy shows sharp interfaces, and real‐time reflectivity reveals nanosecond melt–resolidification ...
Wissal Benali   +5 more
wiley   +1 more source

Materials‐Driven Additive Manufacturing for Electrical Machines: Qualification‐Oriented Design Beyond Geometric Freedom

open access: yesAdvanced Engineering Materials, EarlyView.
This perspective reframes additive manufacturing for electrical machines as a qualification‐limited materials and architecture design problem. It links process–structure–property–performance relationships to magnetic, conducting, dielectric, and thermal property windows, highlighting where AM can enable segmented magnetic circuits, permanent magnet ...
Dénes Fodor, Loránd Szabó
wiley   +1 more source

Instructions to the Marine Meteorological Observers of the U. S. Weather Bureau, 5th edition.

open access: yes, 1929
The ocean meteorological program of the Weather Bureau calls in general for the making of but one regular observation a day, this, as well known, being made at noon· Greenwich mean time, (civil).

core  

All‐in‐One Analog AI Hardware: On‐Chip Training and Inference with Conductive‐Metal‐Oxide/HfOx ReRAM Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐in‐one analog AI accelerator is presented, enabling on‐chip training, weight retention, and long‐term inference acceleration. It leverages a BEOL‐integrated CMO/HfOx ReRAM array with low‐voltage operation (<1.5 V), multi‐bit capability over 32 states, low programming noise (10 nS), and near‐ideal weight transfer.
Donato Francesco Falcone   +11 more
wiley   +1 more source

Intermediate Resistive State in Wafer‐Scale Vertical MoS2 Memristors Through Lateral Silver Filament Growth for Artificial Synapse Applications

open access: yesAdvanced Functional Materials, EarlyView.
In MOCVD MoS2 memristors, a current compliance‐regulated Ag filament mechanism is revealed. The filament ruptures spontaneously during volatile switching, while subsequent growth proceeds vertically through the MoS2 layers and then laterally along the van der Waals gaps during nonvolatile switching.
Yuan Fa   +19 more
wiley   +1 more source

THE PRICING OF DEGREE-DAY WEATHER OPTIONS [PDF]

open access: yes
This paper presents a model and framework for pricing degree-day weather derivatives when the weather variable is a non-traded asset. Using daily weather data from 1840-1996 it is shown that a degree-day weather index exhibits stable volatility and ...
Turvey, Calum G.
core  

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