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EMILY B. SCHULTZ,THOMAS G. MATNEY 한국펄프·종이공학회 2006 한국펄프종이학회 기타 간행물 Vol.- No.-
This paper presents and illustrates the application of a growth and yield model that supports both forest and mill side volume and value estimates. Traditional forest stand growth and yield models represent the forest landowner view of yield and economics. Predicted yields are estimates of what one would expect from a procurement cruise, and current stumpage prices are applied to investigate optimum management strategies. Optimum management regimes and rotation ages obtained from the forest side view are unlikely to be economically optimal when viewed from the mill side. The actual distribution of recoverable manufactured product and its value are highly dependent on mill technologies and configurations. Overcoming this limitation of growth and yield computer models necessitates the ability to predict and price the expected manufactured distribution of lumber, lineal meters of veneer, and tonnes of air dried pulp fiber yield. With these embedded models, users of the yield simulator can evaluate the economics of possible/feasible management regimes from both the forest and mill business sides. The simulator is a forest side model that has been modified to produce estimates of manufactured product yields by embedding models for 1) pulpwood chip size class distribution and pulp yield for any kappa number (Schultz and Matney, 2002), 2) a lumber yield and pricing model based on the Best Opening Face model developed by the USDA Forest Service Forest Products Laboratory (Lewis, 1985a and Lewis, 1985b), and 3) a lineal meter veneer model derived from peeler block tests. While the model is strictly applicable to planted loblolly pine (Pinus taeda L.) on cutover site-prepared land in the United States (US) Gulf South, the model and computer program are adaptable to any region and forest type.
Schultz, Bruce T.,Teigler, Jeffrey E.,Pissani, F.,Oster, Alexander F.,Kranias, G.,Alter, G.,Marovich, M.,Eller, Michael A.,Dittmer, U.,Robb, Merlin L.,Kim, Jerome H.,Michael, Nelson L.,Bolton, D.,Stre Cell Press 2016 Immunity Vol.44 No.1
<P>A central effort in HIV vaccine development is to generate protective broadly neutralizing antibodies, a process dependent on T follicular helper (Tfh) cells. The feasibility of using peripheral blood counterparts of lymph node Tfh cells to assess the immune response and the influence of viral and vaccine antigens on their helper functions remain obscure. We assessed circulating HIV-specific IL-21(+) CD4(+) T cells and showed transcriptional and phenotypic similarities to lymphoid Tfh cells, and hence representing peripheral Tfh (pTfh) cells. pTfh cells were functionally active and B cell helper quality differed depending on antigen specificity. Furthermore, we found higher frequency of pTfh cells in peripheral blood mononuclear cell specimens from the ALVAC+AIDSVAX (RV144) HIV vaccine trial associated with protective antibody responses compared to the non-protective DNA+Ad5 vaccine trial. Together, we identify IL-21(+) CD4(+) T cells as pTfh cells, implicating them as key populations in the generation of vaccine-evoked antibody responses.</P>
Incorporating Coding on Student Experience: Lessons Learned from an Action Research
Schultz, Meghan,Noh, Jihwa The Youngnam Mathematical Society 2020 East Asian mathematical journal Vol.36 No.2
The purpose of this action research project was to study the effects of incorporating coding into the middle school math classroom affected student dispositions with math and their understanding of mathematical concepts. The project, involving a total of 107 US middle school students, used five data sources to examine these effects: a survey, a chart measuring student engagement, a pre- and post-assessment before and after the coding project, and teacher observation with reflection forms. After analyzing the data, it was found that incorporating coding into the middle school math classroom could have a positive impact on student math dispositions and their understanding of math concepts.
Molecular-beam spectroscopy with an infinite interferometer: spectroscopic resolution and accuracy
Schultz Thomas,Heo In,Lee Jong Chan,Özer Begüm Rukiye 한국물리학회 2023 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.82 No.9
An interferometer with efectively infnite maximum optical path diference removes the dominant resolution limit for interferometric spectroscopy. We present mass-correlated rotational Raman spectra that represent the world’s highest resolution scanned interferometric data and discuss the current and expected future limitations in achievable spectroscopic performance.
Incorporating Coding on Student Experience: Lessons Learned from an Action Research
Meghan Schultz,노지화 영남수학회 2020 East Asian mathematical journal Vol.36 No.2
The purpose of this action research project was to study the effects of incorporating coding into the middle school math classroom af f ect ed st ud ent dis pos it io ns wit h mat h and t h eir un de rst an di ng of mathematical concepts. The project, involving a total of 107 US middle school students, used five data sources to examine these effects: a survey, a chart measuring student engagement, a pre- and post-assessment before and after the coding project, and teacher observation with reflection forms. After analyzing the data, it was found that incorporating coding into the middle scho ol mat h c lassro om cou ld ha ve a pos iti ve i mpact o n st ud ent mat h dispositions and their understanding of math concepts.