Articles with "physical constraints" as a keyword



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Physical constraints on thermoregulation and flight drive morphological evolution in bats

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Published in 2022 at "Proceedings of the National Academy of Sciences of the United States of America"

DOI: 10.1073/pnas.2103745119

Abstract: Significance Energetic constraints of flight and thermoregulation have long been thought to explain why most bat species are small and live predominantly in warm latitudes. We use physical models to investigate how body size, wing… read more here.

Keywords: evolution bats; physical constraints; constraints thermoregulation; flight ... See more keywords
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Physical constraints in polymer modeling of chromatin associations with the nuclear periphery at kilobase scale

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Published in 2021 at "Nucleus"

DOI: 10.1080/19491034.2020.1868105

Abstract: ABSTRACT Interactions of chromatin with the nuclear lamina imposes a radial genome distribution important for nuclear functions. How physical properties of chromatin affect these interactions is unclear. We used polymer simulations to model how physical… read more here.

Keywords: physical constraints; polymer modeling; associations nuclear; chromatin associations ... See more keywords
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Biased PNG With Terminal-Angle Constraint for Intercepting Nonmaneuvering Targets Under Physical Constraints

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Published in 2017 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2017.2667518

Abstract: A biased proportional navigation guidance law, considering the seeker's look angle and acceleration capability limits, for impact-angle-control against nonmaneuvering targets is proposed. The proposed law consists of two time-varying biases: One is to achieve the… read more here.

Keywords: angle; impact angle; physical constraints; nonmaneuvering targets ... See more keywords
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Unified Formulations for Combined-Cycle Units

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Published in 2018 at "IEEE Transactions on Power Systems"

DOI: 10.1109/tpwrs.2018.2862157

Abstract: In this letter, we describe and develop edge-based and node-based formulations for combined-cycle units (CCUs) with different levels of accuracy in respect of the physical constraints of each turbine, from no requirement to partially and… read more here.

Keywords: combined cycle; physical constraints; cycle units; formulations combined ... See more keywords
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Reply to Joel Sarout's comment on “Physical constraints on c13 and δ for transversely isotropic hydrocarbon source rocks”

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Published in 2017 at "Geophysical Prospecting"

DOI: 10.1111/1365-2478.12414

Abstract: We thank Joel Sarout for his perspective reading of our paper (Sarout 2016). First, we want to state explicitly that the physical constraints on c13 are not theoretical constraints; they are heuristic constraints based on… read more here.

Keywords: hydrocarbon source; source rocks; joel sarout; physical constraints ... See more keywords
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Children acknowledge physical constraints less when actors behave stereotypically: Gender stereotypes as a case study.

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Published in 2021 at "Child development"

DOI: 10.1111/cdev.13643

Abstract: A fundamental part of understanding structural inequality is recognizing that constrained choices, particularly those that align with societal stereotypes, are poor indicators of a person's desires. This study examined whether children (N = 246 U.S. children, 53%… read more here.

Keywords: constraints less; physical constraints; gender; less actors ... See more keywords
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Admissible states and physical-constraints-preserving schemes for relativistic magnetohydrodynamic equations

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Published in 2017 at "Mathematical Models and Methods in Applied Sciences"

DOI: 10.1142/s0218202517500348

Abstract: This paper first studies the admissible state set ???? of relativistic magnetohydrodynamics (RMHD). It paves a way for developing physical-constraints-preserving (PCP) schemes for the RMHD equations with the solutions in ????. To overcome the difficulties… read more here.

Keywords: order accurate; physical constraints; pcp schemes; condition ... See more keywords
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Machine learning model with physical constraints for diffuse optical tomography.

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Published in 2021 at "Biomedical optics express"

DOI: 10.1364/boe.432786

Abstract: A machine learning model with physical constraints (ML-PC) is introduced to perform diffuse optical tomography (DOT) reconstruction. DOT reconstruction is an ill-posed and under-determined problem, and its quality suffers by model mismatches, complex boundary conditions,… read more here.

Keywords: reconstruction; machine learning; physical constraints; diffuse optical ... See more keywords
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The positive effect of physical constraints on consumer evaluations of service providers

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Published in 2022 at "PLoS ONE"

DOI: 10.1371/journal.pone.0275348

Abstract: Consumers tend to have negative perceptions of service providers that limit their freedom. People might therefore be expected to respond particularly negatively to service providers that physically limit their freedom of movement. Yet, we suggest… read more here.

Keywords: positive effect; service; evaluations service; service providers ... See more keywords
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The Scales That Limit: The Physical Boundaries of Evolution

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Published in 2019 at "Frontiers in Ecology and Evolution"

DOI: 10.3389/fevo.2019.00242

Abstract: Organisms are subject to the laws of physics, so the process of evolution by genetic variation and natural selection is constrained by these fundamental laws. Classic and recent studies of the biophysical limits facing organisms… read more here.

Keywords: evolution; physical constraints; particular body; body plan ... See more keywords