Results 31 to 40 of about 75,282 (220)

Damping Torque Analysis of Power Systems with DFIGs for Wind Power Generation [PDF]

open access: yes, 2016
A grid-connected DFIG for wind power generation can affect power system small-signal angular stability in two ways: by changing the system load flow condition and dynamically interacting with synchronous generators (SGs).
Bi, Jingtian   +3 more
core   +1 more source

Task analysis of discrete and continuous skills: a dual methodology approach to human skills capture for automation [PDF]

open access: yes, 2015
There is a growing requirement within the field of intelligent automation for a formal methodology to capture and classify explicit and tacit skills deployed by operators during complex task performance.
Caird-Daley, Antoinette   +2 more
core   +1 more source

Microwave synthesis of ZrO₂ and yttria stabilize ZrO₂ particles from aqueous precursor solutions [PDF]

open access: yes, 2012
Zirconia and Yttrium stabilized zirconia are well-known ceramic materials. Scaling down the dimension of these ceramics can result in a faster sintering process at lower temperatures.
De Buysser, Klaartje   +5 more
core   +1 more source

New apparatus for DTA at 2000 bar: thermodynamic studies on Au, Ag, Al and HTSC oxides

open access: yes, 2004
A new DTA (Differential Thermal Analysis) device was designed and installed in a Hot Isostatic Pressure (HIP) furnace in order to perform high-pressure thermodynamic investigations up to 2 kbar and 1200C.
  +33 more
core   +1 more source

Synthesis process of nanowired Al/CuO thermite. [PDF]

open access: yes, 2010
Al/CuO nanothermites were fabricated by thermal oxidation of copper layer at 4501C for 5 hand by aluminum thermal evaporation: thermal evaporation allows producing thin layer less than 2 mminsize.
Alphonse, Pierre   +5 more
core   +2 more sources

Universal Method of Compatibility Assessment for Novel Ablation Technologies With Different 3D Navigation Systems

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundNew technologies for ablation procedures are often produced by different companies with no cross-compatibility out of the box. This is not a negligible clinical problem since those separately developed devices are often used together.
Luigi Pannone   +17 more
doaj   +1 more source

Phase diagram analysis and crystal growth of solid solutions Ca_{1-x}Sr_xF_2

open access: yes, 2007
The binary phase diagram CaF$_2$--SrF$_2$ was investigated by differential thermal analysis (DTA). Both substances exhibit unlimited mutual solubility with an azeotropic point showing a minimum melting temperature of T_\mathrm{min}=1373^{\circ}$C for the
Burnett   +9 more
core   +1 more source

Mapping Nairobi's dairy food system: An essential analysis for policy, industry and research [PDF]

open access: yes, 2018
Demand for dairy products in sub-Saharan Africa, is expected to triple by 2050, while limited increase in supply is predicted. This poses significant food security risk to low income households.
Aboge, G   +10 more
core   +2 more sources

Unlocking Multi‐Valley Energy Pockets and Interface‐Induced Phonon Filtering in InSb Thermoelectrics by Reaction‐Driven Interface Engineering

open access: yesAdvanced Functional Materials, EarlyView.
InSb, a narrow‐bandgap semiconductor with high carrier mobility, is promising for thermoelectric energy conversion but suffers from high lattice thermal conductivity and strong bipolar conduction. Here, in situ interface engineering using Co2O3 nanoprecursors forms hierarchical CoSbx/In2O3/CoSb3 heterostructures that enhance phonon scattering and ...
Jiwu Xin   +10 more
wiley   +1 more source

Thermal analysis by TGA and DTA method of wood-polymer of furfurylated beech and fir wood [PDF]

open access: yesتحقیقات علوم چوب و کاغذ ایران, 2019
The present study was carried out with the aim of thermal analysis of furfurylated wood produced from beech (Fagus orientalis) and fir (Abies alba). In this regard, the specimens were saturated with two different levels of furfurylation in the form of ...
Aisona Talaei
doaj   +1 more source

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