Results 41 to 50 of about 43,969 (311)

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Liquefaction Potential of Silty Sand in Simple Shear [PDF]

open access: yesMehran University Research Journal of Engineering and Technology, 2013
In this paper, the liquefaction potential of medium dense and dense sand layers was studied by performing constant volume (undrained) cyclic simple shear tests using cyclic simple shear apparatus. Strain-controlled approach was adopted.
Zaheer Ahmed Almani   +2 more
doaj  

Logistic regression analysis of ultrasound findings in predicting the malignant and benign phyllodes tumor of breast.

open access: yesPLoS ONE, 2022
ObjectiveTo evaluate ultrasound characteristics in the prediction of malignant and benign phyllodes tumor of the breast (PTB) by using Logistic regression analysis.Methods79 lesions diagnosed as PTB by pathology were analyzed retrospectively.
Tingting Li   +8 more
doaj   +1 more source

Dissipated energy in undrained cyclic triaxial tests [PDF]

open access: yes, 2015
Energy-based methods are an emerging tool for the evaluation of liquefaction potential. These methods relate excess pore water pressure build-up to seismic energy dissipated per unit volume.
Azeiteiro, RJN   +3 more
core  

Advancements in TLP Bonding for Power Electronics Die‐Attach Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Transient Liquid Phase (TLP) bonding is gaining traction as a lead‐free die‐attach technology in power electronics packaging. This review examines the state of TLP bonding, its key elements, reliability aspects, and practical limitations. This review also highlights emerging trends, such as nanostructured interfaces, that may improve scalability of TLP
Fatin Battal   +4 more
wiley   +1 more source

Influence of Shaking Sequence on Liquefaction Resistance and Shear Modulus of Sand Through Shaking Table Tests

open access: yesGeosciences
Case histories have shown that the liquefaction behavior of soils can differ depending on the pre-seismic history of sites. Assessing the shear modulus in soils subjected to seismic events is critical for advancing the fundamental understanding of soil ...
Roohollah Farzalizadeh   +2 more
doaj   +1 more source

Conversión hidrotermal de biomasa en bioproductos valiosos [PDF]

open access: yes, 2019
Los procesos hidrotérmicos son una excelente alternativa para convertir desechos de biomasa en productos de alto valor energético. El alcance de este proyecto ofrece el estudio de 5 tipos de biomasa distintos: café, madera blanca, arroz, lignina y madera
García Riesco, Luis Miguel
core  

Programmable Dimensional Lithography with Digital Micromirror Devices for Multifunctional Microarchitectures

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores recent advances in digital micromirror device (DMD)‐based lithography, focusing on its programmable light modulation, multi‐material compatibility, and dimensional patterning strategies. It highlights innovations from optical system design to materials integration and multifunctional applications, positioning DMD lithography as a ...
Yubin Lee   +5 more
wiley   +1 more source

Experimental Study on Mechanism of Wave-Induced Liquefaction of Sand-Clay Seabed

open access: yesJournal of Marine Science and Engineering, 2020
In this study, a series of laboratory experiments for the response of wave induced clay-sand seabed were carried out to clarify the mechanism of liquefaction of clayey seabed. The experiments were conducted in an 80 m long wave flume.
Jun Zhang   +5 more
doaj   +1 more source

Investigation and mechanism analysis of disasters under Hokkaido Eastern Iburi earthquake

open access: yesGeomatics, Natural Hazards & Risk, 2021
An Mw6.6 earthquake occurred at 3a.m. on September 6, 2018, in the eastern part of Iburi, Hokkaido. This earthquake killed 41 people, caused a series of service interruptions in Sapporo city.
Hanxu Zhou   +3 more
doaj   +1 more source

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