Results 141 to 150 of about 39,683 (272)

A Review of Metal–Organic Framework (MOF) Based Active Food Packaging: Materials Selection, Cellulose Matrices Current Advances, Synthesis and Characterizations

open access: yesPackaging Technology and Science, EarlyView.
Active packaging offers an effective approach to extending food shelf life. This review summarizes the past decade of progress in metal‐organic framework (MOF)‐based active food packaging, highlighting material selection, characterization, challenges, and future prospects.
Belladini Lovely   +4 more
wiley   +1 more source

A Novel Crawling Robot Based on the Hexagonal Mesh Structure and Enhanced PID Control Strategy

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT The locomotion of crawling robots is similar to that of caterpillars, relying on foot adhesion and body contraction to ensure flexible movement without compromising stability. However, most existing pneumatic soft crawling robots are incapable of simultaneously achieving forward, backward, turning, and climbing capabilities.
Meng Hongjun   +4 more
wiley   +1 more source

Analysis of the Error Sensitive Direction and Establishment of the Equation of Face Gear Tooth Surface with Error

open access: yesJixie chuandong, 2015
Based on the theory of multi-body system and the principle of gear meshing,according to six-axis five linkage gear CNC machine structure and the actual conditions of grinding,the grinding tooth surface equation of face gear with error of six-axis five ...
Ming Xingzu   +3 more
doaj  

Surface quality enhancement by constant scallop-height in three-axis milling operations

open access: yesResults in Surfaces and Interfaces
The quality of machined part surfaces are under the impact of scallop height which should be analyzed and minimized. Achieving a uniform scallop-height is important for ensuring a smooth surface finish and maintaining consistent material removal across ...
Mohsen Soori   +2 more
doaj   +1 more source

A flexible arched artificial photoreceptor constructed by photodeformable liquid crystal polymers and its application in vision restoration

open access: yesSmart Molecules, EarlyView.
A flexible arched artificial photoreceptor with high stability and biocompatibility was fabricated by integrating liquid crystal polymers with polyvinylidene fluoride‐trifluoroethylene. This device exhibits robust photoelectric responses under low‐intensity illumination and demonstrates efficacy in restoring visual responses in blind rats following ...
Yumeng Jiang   +7 more
wiley   +1 more source

OPTIMASI PARAMETER PROSES PEMESINAN CNC MILLING TERHADAP KEKASARAN PERMUKAAN KAYU JATI DENGAN METODE TAGUCHI [PDF]

open access: yes, 2012
Nur Firstiawan. PARAMETER OPTIMIZATION OF MACHINING CNC MILLING PROCESS OF SURFACE ROUGHNESS TEAK WOOD WITH METHOD 2 TAGUCHI. Thesis, Surakarta: The Faculty of Teacher Training and Education. Sebelas Maret University, September 2012.
Firstiawan, Nur   +2 more
core   +1 more source

Trading Strategies on Local Electricity Markets Using Agent‐Based Modelling and Reinforcement Learning: Vectors to Expand Energy Communities

open access: yesSystems Research and Behavioral Science, EarlyView.
ABSTRACT Energy communities (ECs) members have a high degree of heterogeneity. Agent‐based modelling (ABM) allows for the modelling of each entity as an agent with distinct characteristics and decision rules. This is particularly useful when the heterogeneity of agents affects outcomes.
Adela Bâra, Simona‐Vasilica Oprea
wiley   +1 more source

Development of compact circular polarized antenna for WLAN application [PDF]

open access: yes, 2019
Matching the polarization in both the transmitter and receiver antennas is important in terms of decreasing transmission losses. The use of circularly polarized antennas presents an attractive solution to achieve this polarization match which allows for ...
Ali Nor, Abdirahman Sidow
core  

Effect of Postweld Heat Treatment on Laser‐Welded Duplex Stainless Steel: Crystallographic Patterns and Fatigue Behavior

open access: yessteel research international, EarlyView.
Laser welding of duplex stainless steel disrupts phase balance, promotes nitride precipitation, and reduces fatigue resistance. Postweld heat treatment restores austenite and dissolves nitrides, but the resulting crystallography and phase morphology still impair fatigue performance.
Aparecida Silva Magalhães   +6 more
wiley   +1 more source

Ultrasonic treatment with nickel electroplating combined with oxidation for developing γ-Al2O3 washcoat on Fe-Cr-Al substrate [PDF]

open access: yes, 2012
Fe-Cr-Al is used as metallic support for catalytic converter due to its high thermal conductivity, lower heat capacity, high temperature and mechanical shock resistance. γ-Al2O3 is the most widely used material as washcoat which embedded on metallic
Firdianto, Ade
core  

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