Results 91 to 100 of about 4,899,731 (375)

Wafer Bonding Technologies for Microelectromechanical Systems and 3D ICs: Advances, Challenges, and Trends

open access: yesAdvanced Engineering Materials, EarlyView.
This review explores wafer bonding technologies, covering wafer preparation, activation methods, and bonding mechanisms. It compares direct and indirect bonding, highlights recent advancements and future trends, and examines applications in 3D integration and packaging.
Abdul Ahad Khan   +5 more
wiley   +1 more source

Effect of Surface Roughness on Contact Angle Measurement of Nanofluid on Surface of Stainless Steel 304 by Sessile Drop Method

open access: yes, 2016
Contact angles play an important role in the mass and heat transfer. Stainless steel 304 has been used for nuclear power plan structure material until now.
D. Prajitno, A. Maulana, D. G. Syarif
semanticscholar   +1 more source

W‐Based Thin Film Metallic Glasses Doped with Ni, Zr, and B for Industrial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This work is the first to deal with a comprehensive comparison of two metallic glass systems, W–Zr–B and W–Ni–B, in terms of their suitability for specific industrial applications. Their mechanical and tribological properties are compared and discussed in combination with structural homogeneity on different types of technically relevant substrates and ...
Zbynek Studeny   +5 more
wiley   +1 more source

CONTACT AND ROTATION ANALYSIS OF SINGLE ROLLER ENVELOPING FACE WORM DRIVE

open access: yesJixie qiangdu, 2021
Based on the meshing theory of single roller enveloping end face worm drive,the distribution of contact line and the length of contact line on the cylindrical surface of the drive pair,and the self-rotation angle of the roller,and the self-rotation angle
LIAO HongHui   +3 more
doaj  

Optimized Strategy for Fabricating High‐Aspect‐Ratio Periodic Structures Over Large Areas Using ps‐Direct Laser Interference Patterning

open access: yesAdvanced Engineering Materials, EarlyView.
Picosecond direct laser interference patterning (DLIP) enables precise microstructure fabrication on stainless steel. Using a multiscan approach, high‐aspect‐ratio patterns are achieved. Fluence influences structure growth and homogeneity, with smaller periods yielding better uniformity.
Fabian Ränke   +5 more
wiley   +1 more source

Three-gradient regular solution model for simple liquids wetting complex surface topologies

open access: yesBeilstein Journal of Nanotechnology, 2016
We use regular solution theory and implement a three-gradient model for a liquid/vapour system in contact with a complex surface topology to study the shape of a liquid drop in advancing and receding wetting scenarios.
Sabine Akerboom   +2 more
doaj   +1 more source

High‐Resolution Reverse Offset Printed Electroluminescent Multipixel Arrays for Scalable Future Wearable Displays

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the effects of pixel size and spacing when fabricating electroluminescent (EL) multipixel displays. COMSOL simulations identify the impact of pixel dimensions and spacing on electric field distribution and lighting efficiency. Flexible, high‐resolution EL pixel arrays are reverse offset printed, achieving a 96% reduction in pixel ...
Huanghao Dai   +3 more
wiley   +1 more source

行星滚柱丝杠副轴向弹性变形的有限元分析

open access: yesJixie chuandong, 2012
By taking a planetary roller screw as the research object,the influence of contact angle and helix angle on axial elastic deformation are considered,and the axial elastic deformation of screw pair are calculated with finite element method.It is concluded
马尚君, 刘更, 佟瑞庭, 张晓彩
doaj  

Determination of the Strength of Adhesion between Lipid Vesicles

open access: yesThe Scientific World Journal, 2012
A commonly used method to determine the strength of adhesion between adhering lipid vesicles is measuring their effective contact angle from experimental images.
Tomáš Mareš   +4 more
doaj   +1 more source

DETERMINATION OF CONTACT WETTING ANGLE ON FLAT SURFACES

open access: yesНаука и техника, 2006
The paper considers an improved technique for determination of a contact wetting angle. Description of the devices that make it possible to determine a contact wetting angle with due account of surface roughness is given in the paper. A specified formula
M. G. Kiselev   +2 more
doaj   +1 more source

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