Results 21 to 30 of about 116,760 (305)

Development of hybrid fibre reinforced self-compacting concrete as per Nan Su criteria [PDF]

open access: yesE3S Web of Conferences, 2021
This paper studies the development of hybrid fibre reinforced self-compacting concrete as per Nan Su criteria. Results predicted that various packing factors adopted in the study are 1.12, 1.14, 1.16 and 1.18.
Rama Krishna Rao A   +3 more
doaj   +1 more source

Large Residual Volume, Not Low Packing Density, Is the Most Influential Risk Factor for Recanalization after Coil Embolization of Cerebral Aneurysms. [PDF]

open access: yesPLoS ONE, 2016
BACKGROUND:Tight coil packing with density of at least 20%-25% is known to be important for preventing recanalization after embolization of cerebral aneurysms.
Akiyo Sadato   +4 more
doaj   +1 more source

Density of Triangulated Ternary Disc Packings

open access: yesComputational Geometry, 2023
37 pages, SageMath code included in source (in 'code' directory)
Thomas Fernique, Daria Pchelina
openaire   +2 more sources

Packing density of bi-disperse mixtures under one-dimensional compression [PDF]

open access: yesEPJ Web of Conferences, 2021
This work aims to investigate the effect of fines in different type of bi-disperse grain size distributions in terms of minimum/maximum density, compressibility and crushing. The material adopted is the Light Expanded Clay Aggregate (LECA), an artificial
Guida Giulia, Casini Francesca
doaj   +1 more source

The Gravel Packing Length Determination Method and Influencing Factors Analysis in Deepwater Horizontal Wells

open access: yesGeofluids, 2022
Horizontal well gravel packing is the most commonly used sand control technology in offshore oil and gas fields. For extreme conditions such as deepwater, low fracture pressure formations, and long horizontal well bore length, targeted and cost-effective
Hui Huang   +5 more
doaj   +1 more source

Measuring packing density and water demand of Portland cement and SCMs by the mixing energy method [PDF]

open access: yesRevista IBRACON de Estruturas e Materiais, 2023
Wet packing methods evaluate the packing density of fine materials through the determination of the apparent density and voids content of pastes with different water to solids (w/s) ratios.
Nicolle Talyta Arriagada Soto   +4 more
doaj   +1 more source

On Packing Densities of Set Partitions [PDF]

open access: yesAustralas. J Comb., 2013
12 pages, to appear in the Permutation Patterns edition of the Australasian Journal of ...
Adam M. Goyt, Lara K. Pudwell
openaire   +2 more sources

Packing Densities of Patterns [PDF]

open access: yesThe Electronic Journal of Combinatorics, 2004
The packing density of a permutation $\pi$ of length $n$ is the maximum proportion of subsequences of length $n$ which are order-isomorphic to $\pi$ in arbitrarily long permutations $\sigma$. For the generalization to patterns $\pi$ which may have repeated letters, two notions of packing density have been defined. In this paper, we show that these two
openaire   +2 more sources

On the Areal Random Packing

open access: yesМоделирование и анализ информационных систем, 2013
We present a new class of random packing, called an “areal random packing”, in the plane. After performing computer simulations, we obtain the areal packing density through statistical analysis.
Masaharu Tanemura
doaj   +3 more sources

Equivalent-Capacity-Based Design of Space-Time Block-Coded Sphere-Packing-Aided Multilevel Coding [PDF]

open access: yes, 2007
A multilevel coding (MLC) scheme invoking sphere packing (SP) modulation combined with space time block coding (STBC) is designed. The coding rates of each of the MLC component codes are determined using the so-called equivalent capacity based ...
Ng, S.X.   +7 more
core   +1 more source

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