Results 51 to 60 of about 1,580,311 (297)

Experimental Evaluation of Gas-Dynamic Conditions of Heat Exchange of Stationary Air Flows in Vertical Conical Diffuser

open access: yesApplied Sciences
Conical diffusers are widely used in technical devices (gasifiers, turbines, combustion chambers) and technological processes (ejectors, mixers, renewable energy).
Leonid Plotnikov   +4 more
doaj   +1 more source

Compressible advection of a passive scalar: Two-loop scaling regimes [PDF]

open access: yes, 2006
The influence of compressibility on the stability of the scaling regimes of the passive scalar advected by a Gaussian velocity field with finite correlation time is investigated by the field theoretic renormalization group within two-loop approximation ...
Hnatich, M.   +3 more
core   +1 more source

Characterizing the salivary RNA landscape to identify potential diagnostic, prognostic, and follow‐up biomarkers for breast cancer

open access: yesMolecular Oncology, EarlyView.
This study explores salivary RNA for breast cancer (BC) diagnosis, prognosis, and follow‐up. High‐throughput RNA sequencing identified distinct salivary RNA signatures, including novel transcripts, that differentiate BC from healthy controls, characterize histological and molecular subtypes, and indicate lymph node involvement.
Nicholas Rajan   +9 more
wiley   +1 more source

Taylor–Couette flow of a fractional second grade fluid in an annulus due to a time-dependent couple

open access: yesNonlinear Analysis, 2011
Exact solutions for the velocity field and the associated shear stress, corresponding to the flow of a fractional second grade fluid between two infinite coaxial cylinders, are determined by means of Laplace and finite Hankel transforms.
M. Imran   +3 more
doaj  

Structure Design and Flow Field Analysis of Plugging and Diversion Robot in Pipeline

open access: yesShiyou jixie, 2021
In order to quickly solve the problem of pipeline leakage and plug the pipeline without stopping pipeline transportation, a design of a wheeled robot that can quickly plug and divert was proposed, and the flow field of the fluid domain in the robot's ...
Han Chuanjun   +3 more
doaj  

Spatiotemporal Characteristics of Horizontal Crustal Deformation in the Sichuan–Yunnan Region Using GPS Data

open access: yesRemote Sensing, 2023
Based on various velocity fields from Global Positioning System (GPS) data over nearly 20 years in the Sichuan–Yunnan region, this paper calculated the strain rate field and its spatiotemporal characteristics by using an improved least squares ...
Quanshu Zhao   +6 more
doaj   +1 more source

3D photospheric velocity field of a Supergranular cell

open access: yes, 2007
We investigate the plasma flow properties inside a Supergranular (SG) cell, in particular its interaction with small scale magnetic field structures. The SG cell has been identified using the magnetic network (CaII wing brightness) as proxy, applying the
Beck   +34 more
core   +1 more source

Bridging the gap: Multi‐stakeholder perspectives of molecular diagnostics in oncology

open access: yesMolecular Oncology, EarlyView.
Although molecular diagnostics is transforming cancer care, implementing novel technologies remains challenging. This study identifies unmet needs and technology requirements through a two‐step stakeholder involvement. Liquid biopsies for monitoring applications and predictive biomarker testing emerge as key unmet needs. Technology requirements vary by
Jorine Arnouts   +8 more
wiley   +1 more source

Study of the Discharge Stream from a Standard Rushton turbine impeller

open access: yesActa Polytechnica, 2004
The discharge stream from a standard Rushton turbine impeller exhibits special flow properties different from the characteristics of the velocity field in other parts of the volume of an agitated liquid in a cylindrical baffled vessel, e.g.
J. Kratěna, I. Fořt
doaj  

Contribution of PPP with Ambiguity Resolution to the Maintenance of Terrestrial Reference Frame

open access: yesRemote Sensing
Precise Point Positioning (PPP) provides static positioning at the millimeter level and kinematic positioning ranging from millimeters to decimeters globally.
Ruyuan Wang   +4 more
doaj   +1 more source

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