Results 91 to 100 of about 37,704,421 (327)

Statistical Analysis of the Metropolitan Seoul Subway System: Network Structure and Passenger Flows

open access: yes, 2008
The Metropolitan Seoul Subway system, consisting of 380 stations, provides the major transportation mode in the metropolitan Seoul area. Focusing on the network structure, we analyze statistical properties and topological consequences of the subway ...
Choi, M. Y.   +3 more
core   +1 more source

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

The effects of priming intermittent theta-burst stimulation on phase-amplitude coupling and its directionality in Alzheimer’s disease rats

open access: yesBrain-Apparatus Communication
Aim Intermittent theta burst stimulation (iTBS) shows promise in alleviating cognitive dysfunction in neurodegenerative diseases. Pre-treatment with iTBS could potentially modulate the threshold of synaptic plasticity, which may enhanc the facilitative ...
Miaomiao Guo   +9 more
doaj   +1 more source

Video distribution system cost model [PDF]

open access: yes
A cost model that can be used to systematically identify the costs of procuring and operating satellite linked communications systems is described.
Gershkoff, I.   +2 more
core   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

A Comprehensive Review of Reliability Analysis for Pulsed Power Supplies

open access: yesEnergies
Achieving high reliability remains the critical challenge for pulsed power supplies (PPS), whose core components are susceptible to severe degradation and catastrophic failure due to long-term operation under electrical, thermal and magnetic stresses ...
Xiaozhen Zhao   +5 more
doaj   +1 more source

An automatic electrical distribution system [PDF]

open access: yes
Computer controlled electric power distribution system for aerospace ...
Geyer, M. A.
core   +1 more source

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Leveraging the charging flexibility of electric vehicles in sequential electricity markets with frequency regulation limit

open access: yesInternational Journal of Electrical Power & Energy Systems
As the intraday market plays an important role in absorbing uncertainty from renewable energy sources, deriving trading decisions that optimizing economic benefits across sequential day-ahead and real-time markets become increasingly complex.
Shuang Gao   +4 more
doaj   +1 more source

Distribution of spectral weight in a system with disordered stripes

open access: yes, 2001
The ``band-structure'' of a disordered stripe array is computed and compared, at a qualitative level, to angle resolved photoemission experiments on the cuprate high temperature superconductors.
A. Ino   +25 more
core   +1 more source

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