Results 101 to 110 of about 143,524 (296)

Advanced Fade Mitigation Techniques for Q/V Band SATCOM Systems

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT Adaptive fade mitigation techniques, such as smart gateway diversity (SGD), are essential in addressing atmospheric fading affecting the operation of high throughput and very high throughput satellite systems at Ka‐band and beyond. Specifically, the Q/V‐band, offering up to 5 GHz of available spectrum, is very attractive for future high data ...
Marianna Biscarini   +5 more
wiley   +1 more source

A scale for consumer confidence in the safety of food [PDF]

open access: yes
The aim of this study was to develop and validate a scale to measure general consumer confidence in the safety of food. Results from exploratory and confirmatory analyses indicate that general consumer confidence in the safety of food consists of two ...
Frewer, L.J.   +4 more
core   +1 more source

Estimating Rain‐Specific Attenuation at Extremely High Frequencies From Disdrometer Measurements at Various Climate Zones in the US

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT The raindrop size distribution (DSD) plays an essential role in understanding rain attenuation effects at extremely high frequencies (EHFs). Over 1 year of DSD measurements was taken at different Köppen–Geiger climate classifications within the United States. Optical disdrometers from Thies Clima were used to measure both the size and velocity
Eugene S. Hong   +3 more
wiley   +1 more source

Exchange Rates and Adjustment: Perspectives from the New Open- Economy Macroeconomics [PDF]

open access: yes
The new open-economy macroeconomics has allowed economists to tackle classical problems with new tools, while also generating new ideas and questions. In their attempts to make the new models capture empirical regularities, researchers have entertained a
Obstfeld, Maurice
core   +3 more sources

Pessimistic Foreign Investors and Turmoil in Emerging Markets: the case of Brazil in 2002 [PDF]

open access: yes
Using survey data, we document that foreign-owned institutions became more pessimistic than locally owned institutions about the strength of the Brazilian currency around the 2002 presidential elections.
Emanuel Kohlscheen, Sandro C. Andrade
core   +3 more sources

Sliding Doors: Frame Uptake and Rejection by Learners in a Museum‐Based Climate Learning Experience

open access: yesScience Education, EarlyView.
ABSTRACT Science education efforts that support public understanding of modern climate change are critically needed. However, implementing climate‐related learning experiences can be challenging, as public audiences tend to experience a wide range of understandings of and emotions around the issue. In light of these challenges, many scholars have posed
Lynne Zummo   +7 more
wiley   +1 more source

Profession: Távora

open access: yesHistories of Postwar Architecture
It is the decadence that Oswald Spengler predicts for after 2000 that Fernando Távora already encounters at every step of his mythical American journey.
Jorge Figueira
doaj   +1 more source

DOWNFALL OF THEODICY IN A. SCHOPENHAUER AND F. NIETZSCHE’S DELIBERATIONS [PDF]

open access: yesHum, 2009
One of important A. Schopenhauer and F. Nietzsche’s philosophy thoughts is downfall of theodicy which has its roots in Post-Hegel’s philosophy, as well as in Charles Darwin’s theoretical percepts.
Ivan Ševo
doaj  

Ambiguity and Social Interaction [PDF]

open access: yes
We present a non-technical account of ambiguity in strategic games and show how it may be applied to economics and social sciences. Optimistic and pessimistic responses to ambiguity are formally modelled.
Burkhard C. Schipper   +2 more
core  

Prisoners' Perceptions and Their Agency on Sustainability Transformation in Finland

open access: yesSustainable Development, EarlyView.
ABSTRACT Sustainability transformation is essential for our time, requiring the involvement of all citizens. Several prisons worldwide have developed various sustainable development (SD) programs for prisoners. However, it remains unclear how prisoners perceive SD, which can be a significant obstacle to their agency. This study explores the perceptions
Sirpa M. Manninen, Teija Makkonen
wiley   +1 more source

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