Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 5538 for “"aged"”.
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Prescribing optimal harvests in forests containing even-aged and uneven-aged stands
… area or residual stand structure for uneven-aged stands, and timing of pre-defined thinning treatments and clearcut harvests for even-aged stands. Recent research results provide various means of numerically deriving optimal management prescriptions for single-stand problems, thus considering …
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Economic Comparisons Between an Even-Aged and an Uneven-Aged Loblolly Pine Silvicultural System
This study compares financially optimal uneven-aged and even-aged silvicultural regimes of loblolly pine (Pinus Taeda). Uneven-aged regimes which maximize net present value (NPV) are found by quantifying the effects of diameter distribution (Q factor), maximum diameter, cutting cycle, and residual …
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Evaluation of aged woodstove catalysts
… the field test. Bench tests were performed on 24 aged catalysts retrieved from the field-tested stoves. In the bench test, steady-state conversions of CO and propene were measured at discrete temperatures ranging from 100°C to 400°C. At a temperature of 400°C, the average CO conversion of the aged …
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Modelling and simulation of light propagation in non-aged and aged step-index polymer optical fibres
Kunststofflichtwellenleiter (POFs) stellen ein verhältnismäßig neues Medium zur optische Datenkommunikation über kurzen Strecken dar. Während ihrer Einsatzdauer unterliegen POFs unterschiedlichen Arten von Umweltbeanspruchungen, hauptsächlich durch hohe Temperatur, hohe Feuchtigkeit und …
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Effects of heart rate reserve on instrumented trail walking in middle aged to older aged adults
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2023-12-01
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Physical fitness in school-aged children
… on physical fitness development in school-aged children. Living in urban areas as well as a regular participation in sports clubs positively affected children´s physical fitness development (i.e., muscular power and CRF). Herein, sports club participation seems to be a key factor within the …
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Reactions of centralite in aged propellants
… the methylene chloride extracts from thermally aged double- and triple-base propellants containing centralite, as well as the nitrocellulose and pierite residues from the latter, by means of two-dimensional thin-layer chromatography and electronic absorption spectroscopy. A second purpose was to …
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Flow electrification in aged transformer oils
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1996.
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A Study of Middle Aged Women’s Health Status, Preparation for the Aged, and Perception of Successful Aging
본 연구는 고령사회를 직면하는 중년여성의 건강상태와 노후준비, 성공적인 노년인식에 대한 관계를 규명하여 중년여성의 건강유지증진을 위한 간호중재와 노후와 관련된 정보제공 및 노후준비 교육 프로그램 개발의 기초 자료를 제공하고자 한다. 연구대상은 경기도 S시에 있는 A대학병원 건강증진센터를 방문한 중년여성 168명을 대상으로 2012년 10월 12일부터 10월 22일까지 자료 수집하여 서술적 상관관계 연구를 실시하였다. 연구도구는 임경희(2002)의 건강상태 측정도구와 배계희(1988)와 황승일(2000)의 노후준비 측정도구, …
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Therapeutic Alliance with Autistic Transition-Aged Youth
… alliance and outcomes in autistic transition-aged youth (TAY) or how pre-treatment client factors in this population may contribute to alliance formation. Data from an ongoing randomized control trial (RCT; n = 55, 72.7% male) were analyzed to determine whether client traits impact therapeutic …
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Attitudes of nursing students toward the aged
Thesis (M.S.)--Boston University
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Participation of the aged in voluntary activity
… life satisfaction and life disruptions for the aged individual were also examined. None of the null hypotheses in the study were rejected.
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Mechanical characterization of aged recycled polymers and applications
The research focuses on the evaluation of mechanical properties (tension, bending, compression, impact, hardness and creep) of recycled acrylonitrile butadiene styrene (ABS) and polycarbonate (PC) thermoplastics obtained as electronic shredder residue (ESR) from computer housings. Three forms of …
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Sleep and neuropsychological functioning in school aged children
This thesis investigated the relationship between sleep disturbance and neuropsychological functioning in healthy, typically developing children and children with cystic fibrosis (CF). Three research questions were examined in this thesis. The first examined whether sleep disturbance is associated …
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Determining multiple intelligences in the preschool aged child
… a three month period and included 16 preschool-aged participants. Research strategies included surveys (teacher, paraprofessional, and parent), naturalistic observations, and participant interviews. There were four key findings in this study. First, the teacher, the paraprofessional, and the …
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Ethnic Immersion of African American College -Aged Students
The purpose of this study was to examine the concept of immersion among African American college students and to determine which, if any, of the embracing, reactionary, and cautionary models is generally true; or if all of these models are true. The sequential model could not be investigated …
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