Results 41 to 50 of about 4,694,462 (306)

Characterization and Some Insights into the Reaction Chemistry of Polymethylsilsesquioxane or Methyl Silicone Resins

open access: yesInternational Journal of Polymer Science, 2012
Structural characterization of a polymethylsilsesquioxane (PMSQ) and a DT-type methyl silicone resin (MeDT) has been carried out by various instrumental analyses including GPC, NMR, gas chromatography, and gas chromatography-mass spectrometry.
Maki Itoh   +4 more
doaj   +1 more source

BEHAVIOUR OF SALT DISTRIBUTION IN DRY SOILS

open access: yesJournal of Agricultural Engineering, 2007
The behaviour of soil salinity in dry conditions is investigated by means of analytical tools. We present a closed solution for advective transport, and apply it to two typical real-world scenarios: i) a finite depthdistributed (i.e. Heaviside-type), and
Angelo Sommella   +3 more
doaj   +1 more source

Numerical and analytical solutions of an ODE: Strengths and weaknesses of the analytical series solution

open access: yesApplied Mathematical Modelling, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Basha, C. Ahmed   +3 more
openaire   +2 more sources

Impact of Radiation Therapy on Physical and Psychosocial Health of Adolescents and Young Adults: A Joint Report From the Children's Oncology Group AYA and Radiation Oncology Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Rates of cancer among adolescents and young adults (AYA), age 15–39 years, are increasing. Consequently, radiation oncologists are treating more AYAs who have diagnoses spanning both pediatric and adult practices. Compared to pediatric and older adult patients, AYAs face a unique set of challenges.
Hesham Elhalawani   +7 more
wiley   +1 more source

Large deflection of clamped circular plate and accuracy of its approximate analytical solutions

open access: yes, 2016
A different set of governing equations on the large deflection of plates are derived by the principle of virtual work (PVW), which also leads to a different set of boundary conditions.
张吟   +1 more
core   +1 more source

Layered Beacute;nard-Marangoni convection during heat transfer according to the Newtons law of cooling [PDF]

open access: yesКомпьютерные исследования и моделирование, 2016
The paper considers mathematical modeling of layered Benard-Marangoni convection of a viscous incompressible fluid. The fluid moves in an infinitely extended layer.
Alexandr Vasilevich Gorshkov   +1 more
doaj   +1 more source

Analytical solutions of fracture parameters for a centrally cracked Brazilian disk considering the loading friction

open access: yes工程科学学报, 2022
A centrally cracked Brazilian disk (CCBD) specimen subjected to a pair of diametral compressive forces has been widely used to study mixed-mode I and II fractures of brittle and quasi-brittle materials.
Jian LIU   +3 more
doaj   +1 more source

Analytic solution of transcendental equations [PDF]

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2010
Analytic solution of transcendental equationsA decomposition technique of the solution of ann-th order linear differential equation into a set of solutions of 2-nd order linear differential equations is presented.
openaire   +2 more sources

Social Functioning Within the First Years After Pediatric Brain Tumor Diagnosis and the Relationship With Family Psychosocial Risk

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survivors of pediatric brain tumors (PBTs) can experience long‐term social difficulties, impacting quality of life. Beyond medical and environmental factors, family psychosocial risk may play a role in social outcomes by shaping the caregiving environment and may provide intervention options.
Renske H. Houben   +4 more
wiley   +1 more source

Exploring the relevance of the type of horizontal separator to optimize the extraction efficacy for the Arbequina variety

open access: yesFrontiers in Plant Science
The productivity of virgin olive oil depends not only on agronomic factors but also on the technological factors of the extraction process. The ‘Arbequina’ variety has extractability problems, which is a challenge for master millers anywhere.
Abdelaziz Boudebouz   +10 more
doaj   +1 more source

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