Results 31 to 40 of about 3,351,684 (327)

Geometric Wheat Modeling and Quantitative Plant Architecture Analysis Using Three-Dimensional Phytomers

open access: yesPlants, 2023
The characterization, analysis, and evaluation of morphology and structure are crucial in wheat research. Quantitative and fine characterization of wheat morphology and structure from a three-dimensional (3D) perspective has great theoretical ...
Wushuai Chang   +6 more
doaj   +1 more source

Three Dimensional Electrical Impedance Tomography [PDF]

open access: yes, 1996
The electrical resistivity of mammalian tissues varies widely and is correlated with physiological function. Electrical impedance tomography (EIT) can be used to probe such variations in vivo, and offers a non-invasive means of imaging the internal ...
A Albert   +27 more
core   +1 more source

Seismic Analysis Using Three Dimensional Modeling [PDF]

open access: yesEngineering and Technology Journal, 2010
Three-dimensional dynamic analysis is required for a large number of differenttypes of structural systems that are constructed in Seismic Zones. The lateral forcerequirements suggest several methods that can be used to estimate the distribution ofseismic
Mohammed Ahmed A. Al-Hamdany
doaj   +1 more source

Research progress on three-dimensional evaluation methods for facial asymmetry

open access: yes口腔疾病防治, 2023
Facial symmetry evaluation has always been a hot topic of concern for doctors who engage in the study of facial beauty disciplines such as orthodontics, dentistry, and plastic surgery.
YANG Yiqing, LIU Yafei
doaj   +1 more source

Three-dimensional alpha shapes

open access: yes, 1994
Frequently, data in scientific computing is in its abstract form a finite point set in space, and it is sometimes useful or required to compute what one might call the ``shape'' of the set. For that purpose, this paper introduces the formal notion of the
Edelsbrunner, Herbert, Mücke, Ernst
core   +3 more sources

Three-dimensional Ising critical behavior in R0.6Sr0.4MnO3(R=Pr,Nd) manganites [PDF]

open access: yes, 2015
Magnetic as well as calorimetric measurements have been performed on single crystal samples of Pr0.6Sr0.4MnO3 and Nd0.6Sr0.4MnO3 to develop a complete critical behavior study of the paramagnetic to ferromagnetic transition in both manganites.
Balakrishnan, Geetha   +3 more
core   +1 more source

United Reference Method for three-dimensional treatment evaluation

open access: yesProgress in Orthodontics, 2018
Background Reproducible and descriptive Three-dimensional treatment evaluation can enhance future treatment based on realistic results. So, the purpose of this study was to describe a new method for three-dimensional treatment evaluation showing how to ...
Shereef Shahen   +6 more
doaj   +1 more source

Three-dimensional coronal slow modes: toward three-dimensional seismology [PDF]

open access: yes, 2009
On 2008 January 10, the twin Solar Terrestrial Relations Observatory (STEREO) A and B spacecraft conducted a high time cadence study of the solar corona with the Extreme UltraViolet Imager (EUVI) instruments with the aim of investigating coronal dynamics.
Marsh, M. S.   +2 more
core   +2 more sources

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

Three-Dimensional Topological Insulators

open access: yes, 2010
Topological insulators in three dimensions are nonmagnetic insulators that possess metallic surface states as a consequence of the nontrivial topology of electronic wavefunctions in the bulk of the material.
Hasan, M. Zahid, Moore, Joel E.
core   +1 more source

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