Results 1 to 10 of about 4,998,799 (180)

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

open access: yesThe Astrophysical Journal, 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   +4 more sources

Research on Scheduling Algorithm Based on EDA Multitask Flow [PDF]

open access: yesJisuanji gongcheng, 2021
To address the scheduling problem of multiple Electronic Design Automation(EDA) task flows in high performance computing environment,this paper proposes a heuristic fair scheduling algorithm,L-Fairness.When selecting the tasks to be scheduled in the ...
WANG Jing, CHEN Lan, ZHANG He, WANG Haiyong
doaj   +1 more source

Global regularity of three-dimensional Ricci limit spaces [PDF]

open access: yes, 2022
In their recent work [ST17], Miles Simon and the second author established a local bi-Hölder correspondence between weakly noncollapsed Ricci limit spaces in three dimensions and smooth manifolds.
McLeod , Andrew D., Topping, Peter
core   +1 more source

Three-Dimensional Printing and Its Potential to Develop Sensors for Cancer with Improved Performance

open access: yesBiosensors, 2022
Cancer is the second leading cause of death globally and early diagnosis is the best strategy to reduce mortality risk. Biosensors to detect cancer biomarkers are based on various principles of detection, including electrochemical, optical, electrical ...
João B. M. Rocha Neto   +7 more
doaj   +1 more source

Three dimensional bounded transportation problem [PDF]

open access: yesYugoslav Journal of Operations Research, 2021
This article presents a methodology to solve a three dimensional bounded transportation problem. Bounded transportation problem is expounded by defining a parallel bounded transportation problem. Equivalence between the two problems is established.
Gupta Kavita, Arora Ritu
doaj   +1 more source

Terahertz time-domain attenuated total reflection spectroscopy integrated with a microfluidic chip

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
The integration of a microfluidic chip into terahertz time-domain attenuated total reflection (THz TD-ATR) spectroscopy is highly demanded for the accurate measurement of aqueous samples.
Ying Fu   +14 more
doaj   +1 more source

Three-dimensional Point Cloud Model Segmentation Based on Significance and Weak Convexity [PDF]

open access: yesJisuanji gongcheng, 2018
The existing three-dimensional point cloud model segmentation algorithms cannot segment large components and small components at the same time.Aiming at this problem,in this paper,a segmentation method is proposed based on the significance and weak ...
ZHENG Lele,HAN Huiyan,HAN Xie
doaj   +1 more source

Three-Dimensional Printer-Assisted Electrospinning for Fabricating Intricate Biological Tissue Mimics

open access: yesNanomaterials, 2023
Although regenerative medicine necessitates advanced three-dimensional (3D) scaffolds for organ and tissue applications, creating intricate structures across scales, from nano- to meso-like biological tissues, remains a challenge.
Komal Raje   +2 more
doaj   +1 more source

Optimal Proportional Navigation in Three-Dimensional Space Using Model Predictive Control Approach [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2021
In this study, on the basis of proportional navigation strategy, design of explicit optimal guidance law for missiles tracking maneuvering targets in three-dimensional space using model predictive control is addressed.
Reza Sheikhbahaei, Saeed Khankalantary
doaj   +1 more source

Three dimensional printed nanogenerators

open access: yesEcoMat, 2021
In the dawn of energy crisis and rising challenges in powering distributed low energy portable devices, nanogenerators, a class of mechanical energy harvesters is gaining increasing interest in fundamental research and commercial applications ...
Xinran Zhou, Pooi See Lee
doaj   +1 more source

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