Results 31 to 40 of about 2,386,746 (336)

Multiphysics Modeling and Material Selection Methods to Develop Optimal Piezoelectric Plate Actuators for Active Noise Cancellation

open access: yesApplied Sciences, 2021
The performance of a piezoelectric actuator for active noise cancellation depends primarily on the quality of the actuator material and its design approach, i.e., single-layer or multi-layer actuators, stacks, benders, or amplified actuators.
Dessalew Molla   +2 more
doaj   +1 more source

ColorX: A Fitness Tracker-Based Device for Rapid, Optical Sensing of Water Quality Parameters

open access: yesSensors
Optical sensors have emerged as a popular technology for sensing biological and chemical analytes in various fields, including environmental monitoring, toxicology, disease/infection screening, and food processing, due to their ease of use, high ...
Venkata V. B. Yallapragada   +5 more
doaj   +1 more source

Numerical and Experimental Investigation of a Non-Newtonian Flow in a Collapsed Elastic Tube

open access: yesApplied Rheology, 2012
Simulations are performed to investigate the flow of a shear-thinning, non-Newtonian fluid in a collapsed elastic tube and comparisons are made with experimental data. The fluid is modeled by means of the Bird- Carreau viscosity law.
Tanner Franz X.   +6 more
doaj   +1 more source

Process Technology of Biotechniques*

open access: yes, 1992
Publisher Summary This chapter discusses process technology of biotechniques. The number of applications of biological treatment systems for off-gas purification has strongly increased. The application of a biological treatment system is based upon the microbial degradability of the compounds present in the waste gas.
Diks, R.M.M., Ottengraf, S.P.P.
openaire   +3 more sources

Recombination processes in MBE grown Al0.85Ga0.15As0.56Sb0.44

open access: yesAIP Advances, 2023
Quaternary AlGaAsSb alloys have exhibited low excess noise characteristics as gain regions in avalanche photodiodes. In this work, optical spectroscopy techniques are used to demonstrate the recombination dynamics in molecular beam epitaxy grown Al0 ...
Shumithira Gandan   +5 more
doaj   +1 more source

Research OF Complex Processes Based on Step-By-Step Modeling

open access: yesNauka ta progres transportu, 2021
Purpose. When solving practical problems that require the creation and further analysis of the model, an important criterion is the labour intensity of modeling.
O. V. Horbova, N. S. Murkovych
doaj   +1 more source

Approach Tolerance in the Assemblies of Evolutionary Hybrid Prototypes [PDF]

open access: yes, 2006
A new answer is proposed to replace the traditional “one shot” prototype (manufactured in one piece with one process): the hybrid rapid prototype.
Hascoet, JY., Mognol, P., Rivette, M.
core   +1 more source

Which Scientist Do You Believe - Process Alternatives in Technological Controversies [PDF]

open access: yes, 1995
Beyond introducing these papers, Professor Field argues that those designing processes for tasks originally contemplated by the Science Court proposal should closely consider, e.g., intervening experience with alternative dispute ...
Field, Thomas G., Jr.
core   +1 more source

Exploring lipid diversity and minimalism to define membrane requirements for synthetic cells

open access: yesFEBS Letters, EarlyView.
Designing the lipid membrane of synthetic cells is a complex task, in which its various roles (among them solute transport, membrane protein support, and self‐replication) should all be integrated. In this review, we report the latest top‐down and bottom‐up advances and discuss compatibility and complexity issues of current engineering approaches ...
Sergiy Gan   +2 more
wiley   +1 more source

Micro-Ring Resonator Assisted Photothermal Spectroscopy of Water Vapor

open access: yesSensors
We demonstrated, for the first time, micro-ring resonator assisted photothermal spectroscopy measurement of a gas phase sample. The experiment used a telecoms wavelength probe laser that was coupled to a silicon nitride photonic integrated circuit using ...
Maria V. Kotlyar   +5 more
doaj   +1 more source

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