Results 41 to 50 of about 38,794 (148)

New silicon photonics integration platform enabled by novel micron-scale bends

open access: yes, 2013
Even though submicron silicon waveguides have been proposed for dense integration of photonic devices, to date the lightwave circuits on the market mainly rely on waveguides with micron-scale core dimensions.
Aalto, Timo   +4 more
core   +1 more source

The RMS Survey: Resolving kinematic distance ambiguities towards a sample of compact HII regions using HI absorption [PDF]

open access: yes, 2011
We present high-resolution HI data obtained using the Australia Telescope Compact Array to resolve the near/far distance ambiguities towards a sample of compact HII regions from the Red MSX Source (RMS) survey.
Anderson   +60 more
core   +1 more source

A Just Transition or a Downward Spiral? Land and Livelihood Transitions to and Away From Coal Mining in India

open access: yesJournal of Agrarian Change, EarlyView.
ABSTRACT When coal mines expand across Central and Eastern India, agrarian groups typically object strongly to displacement. Meanwhile, and often in the immediate vicinity of the expanding mines, the previously displaced now working in the coal economy protest against mine closures. Additional millions are situated somewhere between attempts to protect
Patrik Oskarsson   +2 more
wiley   +1 more source

Railway Operation Rescheduling System via Dynamic Simulation and Reinforcement Learning [PDF]

open access: yesarXiv, 2022
The number of railway service disruptions has been increasing owing to intensification of natural disasters. In addition, abrupt changes in social situations such as the COVID-19 pandemic require railway companies to modify the traffic schedule frequently. Therefore, automatic support for optimal scheduling is anticipated.
arxiv  

Evolutionary Models in Software Engineering [PDF]

open access: yes, 2017
Software development life cycle models play a vital role in developing a software application. This research deals with such advanced models which are the evolutionary models namely: incremental model, and spiral model.
A, A. K. (and)   +5 more
core  

A genealogy of fish women and other imagined identities: “The mechanics of fluids” in Larissa Lai's Salt Fish Girl

open access: yesOrbis Litterarum, EarlyView.
Abstract Fluidity invigorates a utopian home in Chinese Canadian author Larissa Lai's Salt Fish Girl (2002). In the novel, the fishlike lesbian couple cyclically returns to their aquatic habitat between mortal reincarnations: from last‐century colonial South China to near‐future bio‐capitalistic Canada, where they recurrently experience displacement ...
Qianyi Ma
wiley   +1 more source

An Optimal Energy Management Algorithm Considering Regenerative Braking and Renewable Energy for EV Charging in Railway Stations [PDF]

open access: yesarXiv, 2023
This paper proposes a novel optimal Energy Management System (EMS) algorithm for Electric Vehicle (EV) charging in smart electric railway stations with renewable generation. As opposed to previous railway EMS methods, the proposed EMS coordinates the combined Regenerative Braking Energy (RBE), renewable generation, electric railway demand and EV ...
arxiv  

An Overview of Collective Bargaining in the United States [PDF]

open access: yes, 2014
[Excerpt] American history reflects a long cycle of trade union decline and growth. Analysts routinely predict the death of the labor movement. (Yeselson 2012).
Compa, Lance A
core   +1 more source

Fast and accurate clothoid fitting

open access: yes, 2012
An effective solution to the problem of Hermite $G^1$ interpolation with a clothoid curve is provided. At the beginning the problem is naturally formulated as a system of nonlinear equations with multiple solutions that is generally difficult to solve ...
Abramowitz   +16 more
core   +2 more sources

The role of habitat in predator–prey dynamics with applications to restoration

open access: yesRestoration Ecology, Volume 33, Issue 3, March 2025.
Habitat is a powerful force in ecosystems, and the quantity and quality of habitat can shape ecosystem structure and function. Among the many important roles that habitat plays is as a mediator of ecological interactions, including predator–prey dynamics.
Robert J. Lennox   +18 more
wiley   +1 more source

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