Results 51 to 60 of about 7,745 (263)

Visual representations of energy and chemical bonding in biology and chemistry textbooks: A case study of ATP hydrolysis

open access: yesBiochemistry and Molecular Biology Education, EarlyView.
Abstract Energy is a crosscutting concept in science, but college students often perceive a mismatch between how their biology and chemistry courses discuss the topic. The challenge of reconciling these disciplinary differences can promote faulty reasoning—for example, biology students often develop the incorrect idea that breaking bonds is exothermic ...
Mingyu Yang   +3 more
wiley   +1 more source

Landscape transcriptomics as a tool for addressing global change effects across diverse species

open access: yesMolecular Ecology Resources, EarlyView., 2023
Abstract Landscape transcriptomics is an emerging field studying how genome‐wide expression patterns reflect dynamic landscape‐scale environmental drivers, including habitat, weather, climate, and contaminants, and the subsequent effects on organismal function. This field is benefitting from advancing and increasingly accessible molecular technologies,
Jason Keagy   +9 more
wiley   +1 more source

Log-Gaussian Cox Process Modeling of Large Spatial Lightning Data using Spectral and Laplace Approximations [PDF]

open access: yesarXiv, 2021
Lightning is a destructive and highly visible product of severe storms, yet there is still much to be learned about the conditions under which lightning is most likely to occur. The GOES-16 and GOES-17 satellites, launched in 2016 and 2018 by NOAA and NASA, collect a wealth of data regarding individual lightning strike occurrence and potentially ...
arxiv  

Spatial Variation of the Correlated Color Temperature of Lightning Channel [PDF]

open access: yesarXiv, 2014
In present work, we propose the analysis method of lightning based on the color analysis. We analyzed the digital still images in which the cloud-to-ground (CG) and intracloud (IC) lightning flashes are shown. Applying some digital image processing techniques, we extracted lightning channels.
arxiv  

A Study of Lightning Activity over Different Ecological Zones of Nepal [PDF]

open access: yesarXiv, 2021
In the present work, occurrence of lightning activity over different ecological zones of Nepal has been studied. It has been observed that Lower Tropical zone receives lightning strikes with largest value of density of strikes whereas the Trans-Himalayan zone receives lightning strikes with least value of density of strikes.
arxiv  

F‐actin in the cuticular plate and junctions of auditory hair cells is regulated by ADF and cofilin to allow for normal stereocilia bundle patterning and maintenance

open access: yesCytoskeleton, EarlyView.
Abstract Auditory hair cells, which convert sound‐induced vibrations in the inner ear into neural signals, depend on multiple actin populations for normal function. Stereocilia are mechanosensory protrusions formed around a core of linear, crosslinked F‐actin.
Jamis McGrath   +2 more
wiley   +1 more source

Multi-scale Residual Transformer for VLF Lightning Transients Classification [PDF]

open access: yesarXiv, 2023
The utilization of Very Low Frequency (VLF) electromagnetic signals in navigation systems is widespread. However, the non-stationary behavior of lightning signals can affect VLF electromagnetic signal transmission. Accurately classifying lightning signals is important for reducing interference and noise in VLF, thereby improving the reliability and ...
arxiv  

Modeling Copper Cables and Connectors [PDF]

open access: yesarXiv, 2002
High-speed data busses constructed from copper components are both difficult to model and important to accurately simulate. Using analytic signal theory and an extension of the skin effect for non-uniform conductivity, experimental data taken from IEEE 1394-1995 cables and connectors is used to predict the transfer function of a 4.5 meter cable with ...
arxiv  

Retrospective Observation of Ball Lightning [PDF]

open access: yesarXiv, 2022
Ball lightning is a very rarely observed phenomenon that makes it extremely difficult to characterize scientifically. Eye-witness accounts of ball lightning that describe many features in common have been variously recorded for centuries. This note is an account of my observation of ball lightning almost five decades ago.
arxiv  

Milagrito: a TeV air-shower array

open access: yes, 1999
Milagrito, a large, covered water-Cherenkov detector, was the world's first air-shower-particle detector sensitive to cosmic gamma rays below 1 TeV. It served as a prototype for the Milagro detector and operated from February 1997 to May 1998. This paper
A. Falcone   +61 more
core   +1 more source

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