Results 71 to 80 of about 560,047 (295)

POM‐Based Water Splitting Catalyst Under Acid Conditions Driven by Its Assembly on Carbon Nanotubes

open access: yesAdvanced Materials, EarlyView.
A newly‐engineered POM‐based electrocatalyst incorporating non‐innocent counter cations exhibits fast kinetics for either the OER or HER under strongly acidic conditions (1 m H2SO4), depending on whether it is assembled on carbon nanotubes (1@CNT) or physically mixed with them (1/CNT). In water‐splitting tests using a two‐electrode setup, these systems
Eugenia P. Quirós‐Díez   +8 more
wiley   +1 more source

About Calculation and Experimental Estimation of Working Capacity of Ball Joints of a Vehicle Chassis. Part 2. Calculation by Wear Resistance Criterion and Experimental Determination of Characteristics of Wear-Fatigue Damage

open access: yesМеханика машин, механизмов и материалов, 2019
The ball joints of vehicles are referred to the steering and suspension critical units. Strength calculation of the ball pin under static loading is usually performed in the practice of designing these units.
Alexander V. Bogdanovich
doaj  

Laser space rendezvous and docking system trade-off study [PDF]

open access: yes
The use, design, and fabrication feasibility of scanning the laser beam by swiveling the outside mirror with a ball joint swivel system is examined along with the applicability of graphite reinforced epoxy material for the construction of reflective ...
Adelman, S., Levinson, S.
core   +1 more source

Roadmap to Precision 3D Printing of Cellulose: Rheology‐Guided Formulation, Fidelity Assessment, and Application Horizons

open access: yesAdvanced Materials Technologies, EarlyView.
This critical review presents a comprehensive roadmap for the precision 3D printing of cellulose. Quantitative correlations link ink formulation and rheological properties to print fidelity and final material performance. This framework guides the development of advanced functional materials, from biomedical scaffolds to electromagnetic shielding ...
Majed Amini   +3 more
wiley   +1 more source

About Calculation and Experimental Estimation of Working Capacity of Ball Joints of a Vehicle Chassis. Part 1. Calculation by Srength Criterion

open access: yesМеханика машин, механизмов и материалов, 2019
The ball joints of vehicles are referred to the steering and suspension critical units. Strength calculation of the ball pin under static loading is usually performed in the practice of designing these units.
Alexander V. Bogdanovich
doaj  

3D Printing of Highly Dense and Translucent Zirconia Parts for Dental Applications: Effect of Filament Overlapping

open access: yesAdvanced Materials Technologies, EarlyView.
This study formulated a 5Y‐PSZ zirconia paste for extrusion‐based additive manufacturing via direct ink writing, producing dense ceramic structures for dental applications. A colloidal approach with 47 vol% nanometric powder and tailored additives optimized rheology and printability.
Juliana de Freitas Gouveia Silva   +5 more
wiley   +1 more source

Dynamics Performance and Abrasive Wear of the Automotive Drive Shaft

open access: yesAdvances in Mechanical Engineering, 2014
An automotive drive shaft is used in a front drive transmission vehicle for transmitting rotary movement from the gearbox output shaft to the wheels with a constant velocity.
Jian Mao, Yuanxin Luo, Jun Liu
doaj   +1 more source

PERENCANAAN STRUKTUR SPACE FRAME RANGKA BAJA DENGAN SAMBUNGAN BALL JOINT (STUDI KASUS PADA GUDANG BATU BARA PLTU NAGAN RAYA) [PDF]

open access: yes, 2015
Pembangkit Listrik Tenaga Uap (PLTU) Nagan Raya merupakan salah satu pembangkit listrik untuk memenuhi kebutuhan listrik Provinsi Aceh. PLTU ini menggunakan batu bara sebagai sumber pembakaran.
Taubatun Diansyah
core  

Fabrication, Properties, and Applications of Scaffolds for Bone Tissue Regeneration

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores cutting‐edge biomaterials and fabrication techniques for scaffolds in bone tissue regeneration. It conducts a critical comparison of various strategies, meticulously analyzes the key contradictions in the field, and outlines an integrated development path spanning from biomaterial selection to clinical application, while ...
Shangsi Chen, Min Wang
wiley   +1 more source

Analysis of the joint kinematics of the 5 iron golf swing [PDF]

open access: yes, 2009
The purpose of this study was to identify the performance determining factors of the 5-iron golf swing. Joint kinematics were obtained from thirty male golfers using a twelve camera motion analysis system. Participants were divided into two groups, based
Dickson, Jane   +5 more
core   +1 more source

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