Results 131 to 140 of about 2,705,602 (382)

Optimal model‐based design of experiments for parameter precision: Supercritical extraction case

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study investigates the process of chamomile oil extraction from flowers. A parameter‐distributed model consisting of a set of partial differential equations is used to describe the governing mass transfer phenomena in a cylindrical packed bed with solid chamomile particles under supercritical conditions using carbon dioxide as a solvent ...
Oliwer Sliczniuk, Pekka Oinas
wiley   +1 more source

Advancing Maternal Health with Long‐Acting Therapeutics: Priorities, Efficacy and Safety Considerations, and Emerging Technologies

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Maternal health remains a critical global concern, particularly in underserved populations and in low‐ and middle‐income countries where access to safe and effective therapeutics is limited. Despite the use of medications by most women during pregnancy, the exclusion of pregnant and lactating women from clinical trials has resulted in significant data ...
Rachel K. Scott   +7 more
wiley   +1 more source

PENGARUH KONSEP DIRI, SIKAP SISWA PADA MATEMATIKA, DAN KECEMASAN SISWA TERHADAP HASIL BELAJAR MATEMATIKA [PDF]

open access: yes
Effects of Students’ Self-Concept, Behavior towards Mathematics, and Anxiety on Mathematics Learning Achievement. This study aims to investigate effects of students’ self-concept, behavior towards mathematics, and anxiety on the mathematics learning ...
Leonard, M.T
core  

Spatial visualization as mediating between mathematics learning strategy and mathematics achievement among 8th grade students [PDF]

open access: yes, 2015
Jordanian 8th grade students revealed low achievement in mathematics through four periods (1999, 2003, 2007 & 2011) of Trends in International Mathematics and Science Study (TIMSS).This study aimed to determine whether spatial visualization mediates the ...
Rabab’h, Belal Sadiq Hamed   +1 more
core   +1 more source

Kriesel and Wittgenstein [PDF]

open access: yes, 2019
Georg Kreisel (15 September 1923 - 1 March 2015) was a formidable mathematical logician during a formative period when the subject was becoming a sophisticated field at the crossing of mathematics and logic.
Kanamori, Akihiro
core  

Empowering teachers and fostering pupil climate action in Welsh primary schools

open access: yesThe Curriculum Journal, EarlyView.
Abstract The Curriculum for Wales intends to help students understand and address climate change, but relies on teachers' knowledge and implementation thereof. This article focuses on “The Lifecycle of My Clothes”, a unit of work (UoW) developed by academics and practitioners. The UoW aimed to increase students' awareness of the environmental impact of
Jennifer A. Rudd   +2 more
wiley   +1 more source

Analisis Faktor-Faktor Penyebab Kecemasan Matematika [PDF]

open access: yes, 2016
Mathematics is a source of technological developments and other sciences. The problem that happens is a lot of students who did not like math as well as indications of mathematics anxiety.
Anditya, Rifin
core  

Butterflies of curriculum realisation: Investigating early implementation of the Curriculum for Wales

open access: yesThe Curriculum Journal, EarlyView.
Abstract Curriculum reform provides a vital opportunity for nations to ensure learners are equipped to fully participate as citizens in the 21st century. This paper presents an understanding of educators’ response to curriculum reform, and some of its enablers and barriers.
Alison Glover   +5 more
wiley   +1 more source

Math Anxiety: Causes, Effects, and Preventative Measures [PDF]

open access: yes, 2004
Math anxiety is a real problem facing students and teachers today. The mathematics teacher especially needs to understand the causes and effects of math anxiety as well as ways to help students overcome it.
Smith, Megan R.
core  

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