scholarly journals Hands-On Model of the Principle of Isotope Dilution Analysis for Use in an Interactive Teaching and Learning Classroom Exercise

2021 ◽  
Vol 98 (4) ◽  
pp. 1208-1220
Author(s):  
Stellan Holgersson
2017 ◽  
Vol 51 (2) ◽  
pp. 157-165
Author(s):  
Le Zhang ◽  
Zhong-Yuan Ren ◽  
Jin-Long Ma ◽  
Xiao-Ping Xia

1984 ◽  
Vol 49 (4) ◽  
pp. 805-820
Author(s):  
Ján Klas

The accuracy of the least squares method in the isotope dilution analysis is studied using two models, viz a model of a two-parameter straight line and a model of a one-parameter straight line.The equations for the direct and the inverse isotope dilution methods are transformed into linear coordinates, and the intercept and slope of the two-parameter straight line and the slope of the one-parameter straight line are evaluated and treated.


2007 ◽  
Vol 79 (7) ◽  
pp. 2859-2868 ◽  
Author(s):  
Dirk Schaumlöffel ◽  
Pierre Giusti ◽  
Hugues Preud'Homme ◽  
Joanna Szpunar ◽  
Ryszard Łobiński

Author(s):  
Ana Villanueva ◽  
Ziyi Liu ◽  
Yoshimasa Kitaguchi ◽  
Zhengzhe Zhu ◽  
Kylie Peppler ◽  
...  

AbstractAugmented reality (AR) is a unique, hands-on tool to deliver information. However, its educational value has been mainly demonstrated empirically so far. In this paper, we present a modeling approach to provide users with mastery of a skill, using AR learning content to implement an educational curriculum. We illustrate the potential of this approach by applying this to an important but pervasively misunderstood area of STEM learning, electrical circuitry. Unlike previous cognitive assessment models, we break down the area into microskills—the smallest segmentation of this knowledge—and concrete learning outcomes for each. This model empowers the user to perform a variety of tasks that are conducive to the acquisition of the skill. We also provide a classification of microskills and how to design them in an AR environment. Our results demonstrated that aligning the AR technology to specific learning objectives paves the way for high quality assessment, teaching, and learning.


1999 ◽  
Vol 71-72 (1) ◽  
pp. 463-470 ◽  
Author(s):  
P. Unak ◽  
Ş. Darcan ◽  
F. Yurt ◽  
Z. Biber ◽  
M. Çoker

1981 ◽  
Vol 67 (1) ◽  
pp. 5-14 ◽  
Author(s):  
P. C. A. Ooms ◽  
G. P. Leendertse ◽  
H. A. Das ◽  
U. A. Th. Brinkman

1979 ◽  
Vol 178 (3) ◽  
pp. 795-797 ◽  
Author(s):  
M J Connor ◽  
A E Pheasant ◽  
J A Blair

Within 48 h of administration of radiolabelled 10-formylfolate, folic acid and the polyglutamate derivative 10-formylfolate tetraglutamate to the rat, fragmentation products are found in the urine. The major catabolite was identified as p-acetamidobenzoate by chromatography and reverse isotope-dilution analysis.


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