搜索结果: 1-15 共查到“理学 3 Questions”相关记录19条 . 查询时间(0.069 秒)
3 Questions: A new model of nervous system form, function, and evolution（图）
神经系统形态 神经科学模型 Brady·Weissbourd
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2023/6/5
How does animal behavior emerge from networks of connected neurons? How are these incredible nervous systems and behaviors actually generated by evolution? Are there principles shared by all nervous s...
3 Questions: Sara Prescott on the brain-body connection（图）
脑体联系 感觉输入 动物生理学
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2023/6/5
Many of our body’s most important functions occur without our conscious knowledge, such as digestion, heartbeat, and breathing. These vital functions depend on the signals generated by the “interocept...
3 Questions: Cullen Buie on a new era for cell therapies（图）
细胞疗法 免疫疗法 CullenBuie 基因工程
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2023/6/19
Genetic engineering and personalized cell therapies could transform health care. In recent years, stem cells and gene-editing tools like CRISPR have been making headlines for the possibilities they of...
New Approach Measuring Early Butchering Practices Can Help Answer Questions About Evolution（图）
Measuring Early Butchering Practices Answer Questions About Evolution
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2017/12/19
Researchers, led by a Purdue University anthropology professor, have found that statistical methods and 3D imaging can be used to accurately measure animal bone cut marks made by prehistoric human but...
Questions for TOS Members
Questions TOS Members
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2015/7/22
I begin my term as President of The Oceanography Society (TOS) by first thanking the membership for giving me this chance to serve, and then by recognizing the outstanding leadership of our past presi...
Early Life History and Fisheries Oceanography: New Questions in a Changing World
Early Life History Fisheries Oceanography
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2015/7/20
In the past 100 years since the birth of fisheries oceanography, research on the early life history of fishes, particularly the larval stage, has been extensive, and much progress has been made in ide...
Using engineering plus evolutionary analyses to answer natural selection questions（图）
natural selection engineering
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2014/3/18
AMHERST, Mass. – Introducing a new approach that combines evolutionary and engineering analyses to identify the targets of natural selection, researchers report in the current issue of Evolution that ...
Two questions of L. Va${\rm \check{\textbf{s}}}$ on *-clean rings
Clean ring Clean ring Regular ring Strongly clean ring Unit regular ring
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2011/8/26
Abstract: A ring $R$ with an involution * is called (strongly) *-clean if every element of $R$ is the sum of a unit and a projection (that commute). All *-clean rings are clean. Va${\rm \check{s}}$ [L...
Topologies on groups determined by sequences: Answers to several questions of I.Protasov and E.Zelenyuk
Topologies Protasov and E.Zelenyuk
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2010/11/23
We answer several questions of I.Protasov and E.Zelenyuk concerning topologies on groups determined by T-sequences. A special attention is paid to studying the operation of supremum of two group topol...
Piecewise Linear Hamiltonian Flows Associated to Zero-Sum Games: Transition Combinatorics and Questions on Ergodicity
Piecewise Linear Hamiltonian Flows Zero-Sum Games
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2010/11/15
In this paper we consider a class of piecewise affine Hamiltonian vector fields whose orbits are piecewise straight lines. We give a first classification result of such systems and show that the orbit...
Fixed point subalgebras of Weil algebras: from geometric to algebraic questions
Fixed point subalgebras Weil algebras
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2010/11/17
The paper is a survey of some results about Weil algebras applicable in differential geometry, especially in some classification questions on bundles of generalized velocities and contact elements. M...
Seminar Notes on Open Questions in Iwasawa Theory - SNOQIT I: The $\Lambda[ G ]$-modules of Iwasawa theory II: Units and Kummer theory in Iwasawa extensions
11R23 Iwasawa Theory 11R27 Units
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2010/12/9
For = Zp[[T ]], the ring of formal power series in one variable, the structure of the finitely generated - torsion modules is a main concern of Iwasawa theory. In this first part of Snoqit1 we inv...
On semi-Classical Questions Related to Signal Analysis
Semi-classical analysis Schrö dinger operator signal analysis arterial blood pressure
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2010/12/14
This study explores the reconstruction of a signal using spectral quantities associated with some self-adjoint realization of an h-dependent Schrödinger operator −h2 d2 dx2 − y(x), h ...
‘Small Places like St Helena have Big Questions to Ask’: The Inaugural Lecture of a Professor of Island Geography
island geography island studies Irish islands St Helena
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2010/9/13
This publication takes the form of a written version of my inaugural lecture, which was presented at Queen’s University Belfast on 10 March 2010. It is more personal and considerably more self-indulge...
Explained: Dynamo theory--Recent discoveries raise questions about how small planets can have self-sustaining magnetic fields（图）
Dynamo theory small planets self-sustaining magnetic fields
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2010/4/21
The Earth’s global magnetic field is generated in its metallic core, located nearly 3,000 kilometers beneath the planet’s surface. The field has existed on Earth for at least 3.5 billion years and off...