Results 1 to 10 of about 1,002,043 (319)

Packing-Limited Growth [PDF]

open access: yesPhysical Review E, 2002
We consider growing spheres seeded by random injection in time and space. Growth stops when two spheres meet leading eventually to a jammed state. We study the statistics of growth limited by packing theoretically in d dimensions and via simulation in d ...
Dodds, Peter Sheridan, Weitz, Joshua S.
core   +5 more sources

Study on Crack Mechanism of Gas-liquid Inclusions in Quartz Sand under Microwave Heating [PDF]

open access: yesE3S Web of Conferences, 2021
Fourier transform infrared spectrometer (FTIS) and polarizing microscope are utilized to analyze the water molecule content in the gas-liquid inclusions in quartz sand and the micro-morphology change laws of gas-liquid inclusions before and after ...
Hou Qinglin   +3 more
doaj   +1 more source

Improving the Confining Properties against Oiling and Wetting of the Cardboard Paper Using PET Nanoparticles Coating

open access: yesIraqi Journal of Industrial Research, 2022
Paper or cardboard with porous surfaces have been transformed into oil- and water-resistant surfaces by coating them with nano-PET to fill the pores and increase their ability to absorb oil while keeping the fibers from swelling.
Mohammad H. Al-Dharob   +6 more
doaj   +1 more source

Preparation of Nano Titanium Dioxide Using the Sol-Gel Method to Use in Friendly Environment Coatings

open access: yesIraqi Journal of Industrial Research, 2021
In this research, preparation of titanium dioxide nanomaterial (TiO2) using sol-gel method was achieved. 2.5 g weight of the titanium dioxide nanoparticles were added to the local paint using the casting method.
Abeer Abd Saleh   +7 more
doaj   +1 more source

Characterization of the Antimicrobial Edible Film Based on Grasshopper Protein/Soy Protein Isolate/Cinnamaldehyde Blend Crosslinked With Xylose

open access: yesFrontiers in Nutrition, 2022
A composite material based on a new insect-based grasshopper protein (GP)/soy protein isolate (SPI) blend has been studied by solution casting using xylose as a crosslinker and cinnamaldehyde (CIN) as an antimicrobial agent to develop a novel ...
Zisen Zhang   +5 more
doaj   +1 more source

Preparation of Biopolymer Based on Agar Extracted from Persian Gulf Red Algae Acanthophora and Evaluation of Its Properties [PDF]

open access: yesمجله پژوهش‌های علوم و صنایع غذایی ایران, 2023
Introduction  Consumer demand for healthy food free of chemical preservatives and environmental concerns with plastic packaging environments are analyzed, which can be replaced by aquatic environments that can be contaminated, for the development of bio ...
P. Dianat   +2 more
doaj   +1 more source

Methodology to Solve Optimal Placement Problems for 3D Objects [PDF]

open access: yesJournal of Mechanical Engineering, 2020
This paper is devoted to solving optimization problems of packing 3D objects both by constructing exact mathematical models and by developing approaches based on the application of non-linear optimization methods and modern solvers.
Yurii H. Stoian, Andrii M. Chuhai
doaj   +1 more source

Densest-Packed Columnar Structures of Hard Spheres: An Investigation of the Structural Dependence of Electrical Conductivity

open access: yesFrontiers in Physics, 2021
Identical hard spheres in cylindrical confinement exhibit a rich variety of densest-packed columnar structures. Such structures, which generally vary with the corresponding cylinder-to-sphere diameter ratio D, serve as structural models for a variety of ...
Panpan Ma, Ho-Kei Chan
doaj   +1 more source

Starch-based Active Packaging Film and its Application

open access: yesBioResources, 2023
Montmorillonite (MMT) was used to improve the performance of starch and nano-ZnO was added to act as antibacterial agent for developing a starch-based active packaging material via solution mixing and casting methods.
Xingya Kang   +4 more
doaj   +2 more sources

Toward Wojda's conjecture on digraph packing [PDF]

open access: yesOpuscula Mathematica, 2017
Given a positive integer \(m\leq n/2\), Wojda conjectured in 1985 that if \(D_1\) and \(D_2\) are digraphs of order \(n\) such that \(|A(D_1)|\leq n-m\) and \(|A(D_2)|\leq 2n-\lfloor n/m\rfloor-1\) then \(D_1\) and \(D_2\) pack.
Jerzy Konarski, Andrzej Żak
doaj   +1 more source

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