Results 71 to 80 of about 37,520 (314)

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

Coherent structures and bubble-particle velocity in 2-D fluidized beds [PDF]

open access: yes, 2008
This work presents an experimental study to characterize ascending bubbles and granular velocity in the dense phase of a 2-D fluidized bed. Three different non-intrusive techniques based on images obtained with a high speed camera are developed, and ...
Soria Verdugo, Antonio   +8 more
core  

Fluidization Characteristics of a Centrifugal Fluidized Bed.

open access: yesKAGAKU KOGAKU RONBUNSHU, 1993
遠心流動層は高ガス速度で運転でき, 微小粒子にも適用できるなど特長があるが, 層高が比較的低いためにガスの吹き抜けや部分的な流動化が起こりやすい.ここでは遠心流動層における流動化状態を, 流動化部と非流動化部に分けた部分流動化モデルを用いて, 理論的に検討し, 分散板に仕切を設け, 面積, 仕込量, 回転速度を変えて行った実験と比較した.その結果, ガス速度を変化させたときの圧力損失プロファイルの理論値と実験値が良好に一致した.これより, 遠心流動層では一部から流動化が始まり, 層全体に拡がる過程が説明できた.また, ガス流速による固定層割合の変化は, 部分流動化モデルで説明できた.この流動化状態の変化には, 粒子径や粉体物性の差が大きく影響することが判明した ...
Tanaka, Zennosuke   +2 more
openaire   +2 more sources

Overcoming Printing and Interfacial Challenges in Liquid Metal Direct Writing for Integrated Stretchable Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
Liquid metal direct writing is advanced from a technological and fundamental point. Utilizing a kinematic bed, printing on large surfaces with irregularities is enabled. Furthermore, a pressure‐driven flow during printing is discovered that affects the thickness of traces.
Maximilian Krack   +15 more
wiley   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Fluidized bed combustion of pesticide-manufacture liquid wastes [PDF]

open access: yesJournal of the Serbian Chemical Society, 2010
Industrial liquid wastes can be in the form of solutions, suspensions, sludges, scums or waste oil and have organic properties. The objective of this work was to demonstrate the technical feasibility of a fluidized bed as a clean technology for burning ...
SAŠA MILETIĆ   +7 more
doaj  

Experimental and Numerical Investigations on Heat Transfer of Bare Tubes in a Bubbling Fluidized Bed with Respect to Better Heat Integration in Temperature Swing Adsorption Systems

open access: yesEnergies, 2019
In this paper experimental and numerical investigations on heat transfer within a bubbling fluidized bed will be presented with respect to better heat integration in continuous temperature swing adsorption (TSA) processes for biogas upgrading.
Hannes Vogtenhuber   +2 more
doaj   +1 more source

Additive Manufacturing of Patient‐Specific Intracranial Aneurysm Cell Culture Models

open access: yesAdvanced Materials Technologies, EarlyView.
Patient‐specific intracranial aneurysm models were fabricated using chocolate moulding, 3D printed water‐soluble cores, and direct resin 3D printing. Moulding PDMS around sacrificial cores made of chocolate or 3D printed water‐soluble resin yielded accurate, expandable, and endothelializable models that outperformed resin‐based approaches.
Chloe M. de Nys   +6 more
wiley   +1 more source

Particle Size Control by Torque Measurements in Fluidized Beds during Drying and Granulation from Solutions

open access: yes, 2001
The fluidized bed process presented in this paper is suitable to recover solids from solution in form of granules. Solution is sprayed into the bed and, as the solvent evaporates, solid material is deposited on the surface of fluidizing particles ...
Gyenis, János, Dencs, B., Tardos, I. G.
core  

Throughflow velocity crossing the dome of erupting bubbles in 2-D fluidized beds [PDF]

open access: yes, 2007
A new non-intrusive method for measuring the throughflow velocity crossing the dome of erupting bubbles in freely bubbling 2-D fluidized beds is presented.
Almendros-Ibáñez, J. A.   +16 more
core  

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