Results 51 to 60 of about 525,049 (314)

A Decision-Support Framework For Using Value Capture to Fund Public Transit: Lessons From Project-Specific Analyses, Research Report 11-14 [PDF]

open access: yes, 2012
Local and state governments provide 75 percent of transit funds in the United States. With all levels of governments under significant fiscal stress, any new transit funding mechanism is welcome. Value capture (VC) is one such mechanism.
Mathur, Shishir, Smith, Adam
core   +1 more source

Characterising exo-ringsystems around fast-rotating stars using the Rossiter-McLaughlin effect [PDF]

open access: yes, 2017
Planetary rings produce a distinct shape distortion in transit lightcurves. However, to accurately model such lightcurves the observations need to cover the entire transit, especially ingress and egress, as well as an out-of-transit baseline.
de Mooij, E. J. W.   +2 more
core   +3 more sources

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Inequitable job accessibility across educational and hukou groups in Beijing: An analysis of transit-based accessibility to sectoral jobs

open access: yesJournal of Transport and Land Use, 2018
This paper documents inequitable transit-based accessibility to sectoral jobs among population groups with different educational attainment and hukou status in Beijing, China.
Tieshan Sun, Yingling Fan
doaj   +1 more source

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Framework for land value capture from investments in transit in car-dependent cities

open access: yesJournal of Transport and Land Use, 2015
Many car-dependent cities have major transit projects stuck in financial and economic assessment due to inadequate links between land use, transport, and funding.
James Robert McIntosh   +3 more
doaj   +1 more source

Transit Performance Measures in California [PDF]

open access: yes, 2016
This research is the result of a California Department of Transportation (Caltrans) request to assess the most commonly available transit performance measures in California. Caltrans wanted to understand performance measures and data used by Metropolitan
Issac, Emily, Rodier, Caroline
core   +1 more source

Observation of Single Transits in Supercooled Monatomic Liquids

open access: yes, 2004
A transit is the motion of a system from one many-particle potential energy valley to another. We report the observation of transits in molecular dynamics (MD) calculations of supercooled liquid argon and sodium. Each transit is a correlated simultaneous
B. E. Clements   +29 more
core   +1 more source

The arterial border: negotiating economies of risk and violence in Mexico's security regime [PDF]

open access: yes, 2017
This article examines the material and ideological dimensions of what I conceptualise as Mexico's 'arterial border'. Since the late 1980s, transit routes in Mexico's interior have increasingly become sites of a diffused migration enforcement strategy ...
Vogt, Wendy
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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