Results 21 to 30 of about 33,310 (219)

Experimental Study on Gas Flow and Aerosol Deposition Characteristics in Micro-channel

open access: yesYuanzineng kexue jishu, 2023
Aerosol retention occurs when it penetrates through micro-leakage paths within the containment after nuclear reactor accidents. Aerosol particles are deposited by mechanisms such as gravity sedimentation, Brownian diffusion, entrance effect, and ...
HU Peizheng;WANG Shanpu;TONG Lili*;CAO Xuewu
doaj   +1 more source

Penetration Characteristics of a Rock Drill Bit into Rock

open access: yesJournal of MMIJ
Percussion rock drills have been widely used mainly for blast hole drilling in mineral extraction, tunnel excavation, and underground development.
Kimihiro HASHIBA, Katsunori FUKUI
doaj   +1 more source

Quantifying the Effects of Chelated Calcium and Salicylic Acid on the Postharvest Quality of Poinsettia Cuttings

open access: yesHortTechnology, 2019
Vegetatively propagated unrooted cuttings typically are grown in equatorial locations and shipped via airfreight to propagators located in temperate climates.
Uttara C. Samarakoon , James E. Faust
doaj   +1 more source

Effect of the axial load on the dynamic response of the wrapped CFRP reinforced concrete column under the asymmetrical lateral impact load.

open access: yesPLoS ONE, 2023
This study investigated the impact of axial load on the dynamic response of reinforced concrete (RC) members to asymmetrical lateral impact loads. A series of asymmetrical-span impact tests were conducted on circular and square RC members with and ...
Khalil Al-Bukhaiti   +7 more
doaj   +1 more source

Discrete element modeling study on CPT penetration of calcareous sand considering dual porosity structure

open access: yesYantu gongcheng xuebao
This paper introduces a discrete element numerical simulation method for calcareous sand particles that incorporates dual porosity structures. The method focuses on three key characteristics of calcareous sand in comparison to quartz sand: abundant dual ...
WU Kai 1, CHEN Junxu 1, LIU Songyu 1, SUN Weichen 2
doaj   +1 more source

MODELING AND CORRELATION OF SOIL CONE INDEX FOR BULK DENSITY, MOISTURE CONTENT AND PENETRATION DEPTH LEVELS IN A SANDY LOAM SOIL [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2015
            Soil cone index (CI) is as criteria for representing soil strength. Itis a useful tool to evaluate the impact of tillageprocess and predicting draft force of tillage implements.
A. Sayedahmed
doaj   +1 more source

Mechanical Characterization and Modelling of Subcellular Components of Oocytes

open access: yesMicromachines, 2022
The early steps of embryogenesis are controlled exclusively by the quality of oocyte that linked closely to its mechanical properties. The mechanical properties of an oocyte were commonly characterized by assuming it was homogeneous such that the result ...
Yue Du   +8 more
doaj   +1 more source

Damage characteristics and mechanical properties of superhigh-water material consolidated body under triaxial stress

open access: yesMeitan kexue jishu, 2022
In order to study the damage characteristics of superhigh-wate consolidated body under triaxial stress state, uniaxial experiments of superhigh-water consolidated body under different curing time (1, 7, 14, 21, 28 d) were carried out.
Shijie HU   +4 more
doaj   +1 more source

Nut and kernel growth and shell hardening in eighteen hazelnut cultivars (Corylus avellana L.)

open access: yesHorticultural Science, 2015
Growth and development of nuts and kernels were measured in 18 hazelnut (Corylus avellana L.) cultivars from cluster appearance until nut maturity and drop.
N. Valentini   +4 more
doaj   +1 more source

Therapeutic Apheresis in Nigeria: A Multi‐Center Summary of Abstracts From the Inaugural Nigerian Society for Apheresis Scientific Meeting

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Therapeutic apheresis (TA) is an established treatment modality for hematologic, neurologic, and immunologic disorders, yet access remains severely limited in sub‐Saharan Africa. Donor apheresis, including platelet apheresis collection from healthy donors, represents an important complementary modality supporting blood product ...
Nosa Bazuaye   +33 more
wiley   +1 more source

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