Results 31 to 40 of about 13,210 (304)

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

First Dark Matter Limits from a Large-Mass, Low-Background Superheated Droplet Detector [PDF]

open access: yes, 2000
We report on the fabrication aspects and calibration of the first large active mass ($\sim15$ g) modules of SIMPLE, a search for particle dark matter using Superheated Droplet Detectors (SDDs).
A. G. Tenner   +39 more
core   +4 more sources

Performance Study Of Cascade Refrigeration System Using Alternative Refrigerants

open access: yes, 2014
{"references": ["S. M. Zubair, \"Performance Evaluation of Vapour Compression System\", International Journal of Refrigeration, vol. 22, pp. 235-243, 1999.", "R. Cabello, J. Navarro, E. Torrella ,\" Simplified Steady-State Modelling of a Single Stage Vapour Compression Plant. Model Development and Validation\", Applied Thermal Engineering, vol. 25, pp.
Sachdeva, Gulshan   +2 more
openaire   +1 more source

Decreased cold‐sensing function of the transient receptor potential channel TRPM8 from tailed amphibians

open access: yesFEBS Open Bio, EarlyView.
Despite frogs avoiding low temperatures, examination of four salamander species revealed that none avoided cold and all possessed cold tolerance. Functional analysis of TRPM8, a cold sensor, showed that all salamander TRPM8s had lost their cold sensitivity.
Tadahiro Sawao   +3 more
wiley   +1 more source

Comparative evaluation of various GPS-free localization algorithm for wireless sensor networks [PDF]

open access: yes, 2004
Wireless Sensor Networks (WSN) are tremendously being used in different environments to perform various monitoring tasks such as search, rescue, disaster relief, target tracking and a number of tasks in smart environments.
Musbahi, Amal Mustafa
core  

Evaluating Eco-Friendly Refrigerant Alternatives for Cascade Refrigeration Systems: A Thermoeconomic Analysis

open access: yesProcesses, 2023
A simple vapor-compression refrigeration system becomes ineffective and inefficient as it consumes a huge energy supply when operating between large temperature differences. Moreover, the recent Kigali amendment has raised a concern about phasing out some hydrofluorocarbon refrigerants due to their impact on the environment.
G. Shanmugasundar   +3 more
openaire   +2 more sources

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Carbon dioxide as the working fluid in heating and/or cooling systems [PDF]

open access: yes, 2003
Despite vigorous research the use of carbon dioxide in the market is still relatively small. This is due to legislation, and technical difficulties of developing efficient, acceptable carbon dioxide ...
Fleming, J.S.
core  

Digital Actuation Control of Soft Robotic Origami With Self‐Folding Liquid Crystal Elastomer Hinges

open access: yesAdvanced Functional Materials, EarlyView.
Self‐folding soft‐rigid hybrid robotic origami is enabled by liquid crystal elastomer actuators with embedded Joule heating and closed‐loop digital control. Digitally addressable hinges provide reversible and programmable transitions between distinct folded states while maintaining actuation performance at high cycle counts (over 1500).
David C. Bershadsky   +3 more
wiley   +1 more source

Functional Equations for Calculating the Properties of Low-GWP R1234ze(E) Refrigerant

open access: yesEnergies, 2020
Legal requirements for the use of refrigerants increasingly restrict the use of high-global warming potential (GWP) refrigerants. As a result, there is a growing interest in natural refrigerants and in those belonging to the hydrofluoroolefins (HFO ...
Piotr Życzkowski   +4 more
doaj   +1 more source

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