Results 111 to 120 of about 314,980 (299)

Inverse heat transfer applied to a hydrogeological and thermal response test for geothermal applications [PDF]

open access: yes, 2016
Actual thermal response tests, used to estimate the subsurface thermal conductivity in the geothermal domain, do not provide any estimate on the velocity of the groundwater flow and its orientation.
Gosselin, Louis, Rouleau, Jean
core   +1 more source

Analysis on Thermal Performance of Ground Heat Exchanger According to Design Type Based on Thermal Response Test

open access: yesEnergies, 2019
A ground source heat pump (GSHP) system has higher performance than air source heat pump system due to the use of more efficient ground heat source. However, the GSHP system performance depends on ground thermal properties and groundwater conditions ...
Sang Mu Bae   +4 more
doaj   +1 more source

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

Efficient estimation by FEA of machine tool distortion due to environmental temperature perturbations [PDF]

open access: yes, 2013
Machine tools are susceptible to exogenous influences, which mainly derive from varying environmental conditions such as the day and night or seasonal transitions during which large temperature swings can occur.
Mian, Naeem   +12 more
core   +1 more source

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

The relationship between porosity and thermal conductivity of concrete [PDF]

open access: yes, 1990
This thesis reports the details and results of an experimental study into the effect of porosity on the thermal conductivity of lightweight and normal-weight concretes.
Ganjian, Esmaiel
core  

Thermal Conductivity of Carbon Nanotubes and their Polymer Nanocomposites: A Review [PDF]

open access: yes, 2011
Thermally conductive polymer composites offer new possibilities for replacing metal parts in several applications, including power electronics, electric motors and generators, heat exchangers, etc., thanks to the polymer advantages such as light weight ...
Fina, Alberto   +3 more
core   +1 more source

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

Thermal response test : method development and evaluation [PDF]

open access: yes, 2002
Since the first introduction of thermal response tests with mobile measurement devices in Sweden and USA in 1995, the method has developed and spread in North America and Europe.
Gehlin, Signhild
core  

Geophysical Electrical Monitoring of Thermal Response Tests for Complementary Thermal Property Estimation

open access: yes
Thermal Response Tests (TRT) are conducted to determine the equivalent thermal conductivity and, in some cases, the volumetric heat capacity of the subsurface, which are essential for designing low-temperature geothermal systems. During TRTs, heated water is circulated through a ground heat exchanger (GHE), while the temperature variations at the ...
Clarissa Szabo Som   +3 more
openaire   +1 more source

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