Open Access. Powered by Scholars. Published by Universities.®
- Discipline
-
- Physical Sciences and Mathematics (3322)
- Education (1068)
- Engineering (850)
- Social and Behavioral Sciences (688)
- Environmental Sciences (673)
-
- Computer Sciences (628)
- Physics (544)
- Chemistry (463)
- Arts and Humanities (428)
- Law (422)
- Life Sciences (405)
- Earth Sciences (368)
- Higher Education (315)
- Mathematics (269)
- Electrical and Computer Engineering (217)
- Statistics and Probability (207)
- History (196)
- Science and Mathematics Education (191)
- Oceanography and Atmospheric Sciences and Meteorology (183)
- Business (169)
- Mechanical Engineering (165)
- Medicine and Health Sciences (153)
- Geology (142)
- Educational Administration and Supervision (140)
- Communication (138)
- Astrophysics and Astronomy (135)
- Natural Resources and Conservation (124)
- Computer Engineering (120)
- Materials Science and Engineering (117)
- Teacher Education and Professional Development (117)
- Institution
-
- University of Nebraska - Lincoln (662)
- TÜBİTAK (257)
- Louisiana State University (198)
- University of South Florida (193)
- Nova Southeastern University (178)
-
- California Polytechnic State University, San Luis Obispo (176)
- University of Nevada, Las Vegas (175)
- Missouri University of Science and Technology (148)
- Old Dominion University (127)
- University of Northern Iowa (123)
- Wright State University (119)
- University of New Hampshire (114)
- Utah State University (112)
- Brigham Young University (111)
- Air Force Institute of Technology (108)
- West Virginia University (107)
- University of Kentucky (106)
- Singapore Management University (102)
- University of Montana (99)
- Eastern Illinois University (96)
- Wayne State University (92)
- COBRA (87)
- New Jersey Institute of Technology (79)
- Rochester Institute of Technology (78)
- University of Mississippi (76)
- Chinese Chemical Society | Xiamen University (73)
- Syracuse University (73)
- Portland State University (72)
- University of North Dakota (72)
- Dartmouth College (71)
- Keyword
-
- Education (109)
- Newspaper (64)
- Research (56)
- Newsletter (49)
- Students (45)
-
- Water (45)
- Faculty (41)
- Mathematics (41)
- Economics (39)
- Periodicals (37)
- Higher education (35)
- Western Australia (35)
- EIU (34)
- Student achievement (34)
- Eastern Illinois University (32)
- Kentucky (32)
- Climate (31)
- Daily Eastern News (31)
- Teachers (31)
- Bowling Green State University (30)
- Faculty Senate (29)
- Western Kentucky University (29)
- Geology (28)
- UAB (28)
- College publications (27)
- EReporter (27)
- Professional development (27)
- Physics (26)
- Academic achievement (25)
- Alumni (25)
- Publication
-
- Theses and Dissertations (253)
- Faculty Publications (190)
- United States Department of Agriculture Wildlife Services: Staff Publications (125)
- Abraham S. Fischler College of Education ETD Archive (113)
- Theses (109)
-
- Graduate Theses, Dissertations, and Problem Reports (ETD) (98)
- Turkish Journal of Chemistry (95)
- Research Collection School Of Computing and Information Systems (77)
- LSU Master's Theses (76)
- Journal of Electrochemistry (73)
- LSU Doctoral Dissertations (71)
- Dissertations (65)
- Turkish Journal of Physics (62)
- Electronic Theses and Dissertations (61)
- Journal of Modern Applied Statistical Methods (60)
- United States Geological Survey: Staff Publications (52)
- Nebraska Tractor Tests (51)
- Articles (50)
- Theses Digitization Project (50)
- Physics Faculty Publications (46)
- USF Tampa Graduate Theses and Dissertations (46)
- Thai Environment (42)
- Commencement Programs (40)
- Physics Faculty Research & Creative Works (39)
- Turkish Journal of Mathematics (39)
- UNLV Retrospective Theses & Dissertations (39)
- Department of Computer Science Technical Reports (38)
- Masters Theses (38)
- Cal Poly Student Newspaper (37)
- Graduate Research Papers (37)
- Publication Type
- File Type
Articles 7801 - 7830 of 8169
Full-Text Articles in Entire DC Network
Implementing Positive Behavioral Interventions And Supports At Aspen High School, Kendall Evans
Implementing Positive Behavioral Interventions And Supports At Aspen High School, Kendall Evans
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was a case study designed to describe, analyze, and evaluate the implementation of Positive Behavioral Interventions and Supports (PBIS) to reduce the incidents of problem behavior at Aspen High School. Data collected regarding discipline referrals to the office, during the years from September 1998 to May 2003 indicated that 84 individual students on average were referred to the office each year. In addition, students who were in the juvenile justice system represented a disproportionate number of discipline referrals to the office when compared to the percentage of the student body that they represented, and the educators at …
The Negative Impact Of Middle School Mathematics Achievement On Classical High School, William G. Frost
The Negative Impact Of Middle School Mathematics Achievement On Classical High School, William G. Frost
Abraham S. Fischler College of Education ETD Archive
The Massachusetts Comprehensive Assessment System (MCAS) is the Commonwealth of Massachusetts’ version of high stakes assessment testing that has moved to the forefront of education reform over the past decade. True accountability for students and principals is present only at the high school level because students must pass the English language arts and mathematics sections of Grade 10 MCAS to qualify for a diploma.
Archival MCAS data over 4 years of testing reveals 2 inescapable conclusions. First, regardless of level (Grades 4, 8, and 10 are MCAS benchmark years), students have performed significantly better in English language arts than mathematics, …
Possible Factors For Achievement Gap In Reading For Eighth-Grade African American Males, Sherry L. Harrison
Possible Factors For Achievement Gap In Reading For Eighth-Grade African American Males, Sherry L. Harrison
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was designed to gain insight into the reading achievement gap of African American males in Grade 8 on the North Carolina (NC) End of Grade (EOG) test, to provide insight into 4 schools in NC. Schools in which this group of students scored better on the NC EOG test were compared with schools in which this group of students did less well on the NC EOG test. Two randomly selected low Level 1 schools and 2 randomly selected high Level 2 schools identified by the NC 1999-2000 EOG test scores of 8th-grade African American male students were …
Reading Achievement In The Elementary Grades, Jeri Cepura
Reading Achievement In The Elementary Grades, Jeri Cepura
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was to raise the reading achievement of third grade students in a diverse city school with a student population of 618. Analysis of archival data for the past three years indicated that reading comprehension scores on the state test (MSPAP) and local criterion-referenced tests have remained unchanged with a relatively flat trend. Approximately 50% of all students had reached a satisfactory level as opposed to the 70% state expectation. Staff development for teaching reading was provided through external conferences or at the county level as a one-time in-service with no follow-up, application expectancy, or examination of student …
A Plan To Retain A Greater Number Of Probationary Teachers In The Aspen School District, Thom H. Farrell
A Plan To Retain A Greater Number Of Probationary Teachers In The Aspen School District, Thom H. Farrell
Abraham S. Fischler College of Education ETD Archive
With a teacher shortage sweeping the country and an estimate that over 200,000 new teachers will need to be hired yearly for the next decade (Darling-Hammond, 1999), the Aspen School District took steps to address this potential crisis of hiring and retaining qualified teachers. Located in an isolated, expensive, mountain community, this District was facing a major challenge that is not easily solved. This applied dissertation studied the causes of probationary teacher resignations in the Aspen Schools, identified new teacher needs, and instituted programs that led to an increase in the retention of probationary teachers. The study examined numerous factors …
Hands And Hearts For Children: A Family/School/Community Partnership Initiative, Charla C. Evans
Hands And Hearts For Children: A Family/School/Community Partnership Initiative, Charla C. Evans
Abraham S. Fischler College of Education ETD Archive
This applied dissertation describes the efforts of a rural, Appalachian elementary school to improve the level of collaboration for family and community involvement through the application of a systemic and systematic planning process for partnership development. An analysis of available data and survey reports indicated that the school had a history of poor family involvement and negative perception in the community.
The author implemented a plan based on Lueder’s (1998) Self-Renewing Partnership Model over the 2001-2002 school year. The implementation provided for staff, family, and community training jointly and individually. It established a building action team for improvement composed of …
The Creation Of A Diagnostic Reading Program Designed To Meet The Developmental Needs Of Primary Grade Readers, Thomas A. Baruffi
The Creation Of A Diagnostic Reading Program Designed To Meet The Developmental Needs Of Primary Grade Readers, Thomas A. Baruffi
Abraham S. Fischler College of Education ETD Archive
Over a 5-year period from 1995-1996 to 1999-2000, an average of 18% of the students entering fifth grade in the Linwood Public School system were reading below grade level. This statistic clearly indicates that reading difficulties must be addressed early in the process of reading acquisition. With the understanding that learning to read is a developmental process, classroom teachers were challenged to obtain and utilize the diagnostic skills necessary to meet the individual educational needs of their students by identifying their learning strengths and weaknesses.
With the goal of developing a reading program designed around the diagnostic process, All Students …
Using The Writing Process And Continuous Assessment To Improve Student Compositions, Constance M. Goines
Using The Writing Process And Continuous Assessment To Improve Student Compositions, Constance M. Goines
Abraham S. Fischler College of Education ETD Archive
This dissertation described an intervention program that was designed to improve the quality of writing in an inner city school in the southwest United States. It was an ethnically and linguistically diverse Title I learning community of about 300. The program targeted 44 second semester 3rd graders who would be first semester 4th graders following the July summer break. Two fourth grade teachers, both with at least four years of experience and extensive writing process training, implemented the program at both grade levels.
The focus was to raise writing scores, as measured by the Texas Assessment of Academic Skills (TAAS) …
Evaluation Of The Utilization And Usefulness Of Chaos Theory In Human Services Education And Professional Practice At Western Washington University, Trula Morehead Nicholas
Evaluation Of The Utilization And Usefulness Of Chaos Theory In Human Services Education And Professional Practice At Western Washington University, Trula Morehead Nicholas
Abraham S. Fischler College of Education ETD Archive
The study evaluates the utilization and usefulness of chaos theory in human service education and professional practice. One purpose of this study was to determine if current and former students in the Human Services Department at Western Washington University use the concepts outlined in chaos theory in the delivery of human services. A second purpose was to discover if chaos theory is being incorporated into the curriculum of other human service education programs that grant four-year degrees.
Methodologies used in this study included the summative evaluation methodology, the development methodology, and the ex post facto research methodology. Surveys were sent …
Improving The Reading Comprehension Achievement Of Third Grade Students, Delores L. Bedar
Improving The Reading Comprehension Achievement Of Third Grade Students, Delores L. Bedar
Abraham S. Fischler College of Education ETD Archive
Students at DePriest Elementary School were performing poorly on standardized assessments in reading comprehension. The possible causes of low student performance were (a) teachers’ beliefs and practices, (b) the reading curriculum, (c) students’ lack of knowledge as to how to read for meaning, and (d) the lack of parent involvement in their children’s schooling.
This dissertation examined the improvement of students’ reading comprehension performance through the use of strategic reading instruction, professional development of teachers, and parental involvement. It examined whether instructing students in the use of comprehension strategies improved their reading comprehension performance.
A reading comprehension strategies curriculum model …
An Investigation Into The Effects Of Collaborative Co-Teaching On The Achievement Of Eighth Grade Students With Learning Disabilities, Karen Culmo Fontana
An Investigation Into The Effects Of Collaborative Co-Teaching On The Achievement Of Eighth Grade Students With Learning Disabilities, Karen Culmo Fontana
Abraham S. Fischler College of Education ETD Archive
The purpose of this study was to investigate the effectiveness of co-teaching on the academic achievement of eighth graders with learning disabilities. Although much has been written on the logistics of starting and maintaining co-teaching relationships between teachers of students with and without disabilities and teachers of students with exceptionalities, there is less written on the effectiveness of co-teaching on the achievement of students with learning disabilities. Using a one group pretest-posttest design, the study was designed to determine if attendance in co-taught English and math classes would contribute to an increase in written language, math and self-concept scores. The …
Aligning Standards Successfully In A High School Science Curriculum, J. Harrison Goodwin
Aligning Standards Successfully In A High School Science Curriculum, J. Harrison Goodwin
Abraham S. Fischler College of Education ETD Archive
This dissertation describes the process of aligning the science curriculum of Chapman High School with the South Carolina Science Curriculum Standards. This was necessary due to the state requirement that students pass an exit examination in science beginning with the graduating class of 2005.
The passage of the South Carolina Education Accountability Act of 1998 required that students pass an exit examination in science beginning with the graduating class of 2006. The act also required that students take end-of-course examinations in certain science classes beginning with biology in the school year of 2003-2004. This exit examination and the end-of-course tests …
The Design And Implementation Of Staff Development To Improve Literacy At Gulfport Elementary School, Sharon D. Mckinon Jackson
The Design And Implementation Of Staff Development To Improve Literacy At Gulfport Elementary School, Sharon D. Mckinon Jackson
Abraham S. Fischler College of Education ETD Archive
This study examined the impact of a staff development program designed to enhance teacher preparation in literacy and its effect on the Pinellas Instructional Assessment Plan (PIAP) test scores for fourth- and fifth graders at Gulfport Elementary School. A readiness, planning, training, implementation, and maintenance (RPTIM) staff development model was used (Zepeda, 1999). The staff development strategies of teacher collaboration, time for training, transfer of skills, and creation of a professional learning organization were used to improve student literacy. Problems, such as high mobility rates, low socioeconomic levels, lack of student readiness when entering kindergarten, high concentrations of exceptional education …
Improving The Performance Of Transfer Students In Mathematics At Jericho Christian Academy, Joyce Y. Parker
Improving The Performance Of Transfer Students In Mathematics At Jericho Christian Academy, Joyce Y. Parker
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was designed to provide mathematics enrichment activities for 7th-grade students who transfer to Jericho Christian Academy (JCA). The students who were continuously enrolled at JCA were outperforming the 7th-grade transfer students on daily performance and on the Stanford 9 Test. The transfer students were having difficulties adjusting to their new environment, expectations, and requirements. Attendance and behavioral referrals were higher for the transfer students than for the continuously enrolled students. The parents of the transfer students were not actively involved in their children’s education.
The writer developed a 4-part intervention to address the areas of concern. The …
The Effects Of Parental Involvement On The Homework Of Fifth-Grade Students, Chiron White-Legree
The Effects Of Parental Involvement On The Homework Of Fifth-Grade Students, Chiron White-Legree
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was designed to help students achieve better homework grades. Previous attempts at getting students to return their homework assignments had been unsuccessful. Parents did not know what the homework assignments were. Parents needed more information on grade-level standards.
The writer developed a weekly report of student progress that was sent home each week with the students. The report was to be signed by a parent and returned to the school. Students used homework logbooks to record daily assignments to inform parents of their assignments. A homework rubric was developed for students to inform their parents of the …
Development And Evaluation Of Evaluation Trends And Issues Course For Concord College, Kathy J. Hawks
Development And Evaluation Of Evaluation Trends And Issues Course For Concord College, Kathy J. Hawks
Abraham S. Fischler College of Education ETD Archive
The purpose of this applied research project was to develop a quality graduate course entitled Education 525, Educational Trends and Issues, that would meet the needs of classroom teachers in southern West Virginia. The project also included the development of an implementation plan and an evaluation plan for Education 525.
The applied dissertation was guided by four research questions: (a) What does the literature indicate about educational trends and issues? (b) What are the main components of Educational Trends and Issues as a course at Concord College? (c) What is an implementation plan for Educational Trends and Issues as a …
Third Grade Struggling Readers And Fast Forword, Jeannie Gallo
Third Grade Struggling Readers And Fast Forword, Jeannie Gallo
Abraham S. Fischler College of Education ETD Archive
This applied dissertation utilized an adaptive computer training program known as Fast ForWord as an intervention to improve the literacy skills of struggling, below-level third grade readers at Smyser Accelerated School. The intent of the intervention was to improve students’ phonemic awareness, reading comprehension, and spelling skills on standardized tests and to improve classroom performance grades in reading and spelling.
A large number of students in third grade are not able to achieve at or above level on the reading comprehension test of the Iowa Tests of Basic Skills. It was believed that a high mobility rate in second and …
An Intervention Reading Program To Increase Reading Skills In 18 Months From Cmt Proficient To Grade-Level Performance, Anthony J. Cordone
An Intervention Reading Program To Increase Reading Skills In 18 Months From Cmt Proficient To Grade-Level Performance, Anthony J. Cordone
Abraham S. Fischler College of Education ETD Archive
This project addressed the creation of a reading intervention program at Bailey Middle School that improved the reading skills of the students identified by the Connecticut Master Test (CMT) as performing within the proficient level. Over the past 5 years, 60% of the Grade 6 and 49% of Grade 8 students consistently scored within the proficient level. This researcher created a program that, within 18 months, increased the reading skill needs of those students so that they improved or met the Grade 8 CMT goal levels.
This applied dissertation reviewed current programs, staffing requirements and skills, staff development, strategies, and …
Block Scheduling Versus Traditional Scheduling: A Comparative Study Of The Academic Achievement Of Seventh Graders, Grace W. Reese
Block Scheduling Versus Traditional Scheduling: A Comparative Study Of The Academic Achievement Of Seventh Graders, Grace W. Reese
Abraham S. Fischler College of Education ETD Archive
This study compared the academic achievement of 7th-grade students using a block schedule with the academic achievement of 7th-grade students using a traditional schedule. The goal was to determine what impact, if any, block scheduling had upon academic achievement. The sample included 7th-grade students at Semmes Middle School in the Mobile County Public School System in Mobile, Alabama.
The 2000-2001 and 2001-2002 Stanford Achievement Test, Ninth Edition (SAT-9) test results in reading, mathematics, and science, which are required of all students in Grades 3-8 in the Mobile County Public School System, provided the necessary data.
A t test was used …
Developing A Comprehensive System Of Care For Children In Placement With Relatives: Collaboration, Organizational Culture And Family Roles In Local Service Development, Patricia Gartman Hardt
Developing A Comprehensive System Of Care For Children In Placement With Relatives: Collaboration, Organizational Culture And Family Roles In Local Service Development, Patricia Gartman Hardt
Abraham S. Fischler College of Education ETD Archive
In this applied dissertation, the researcher addressed the problem of high retention and administrative promotion rates of 7th-grade students in a rural public school in northern Alabama. A variety of strategies were used to improve student learning, student self-esteem, homework completion, and parent involvement.
Participants selected for this applied dissertation consisted of 4 teachers, 1 counselor, and 15 seventh-grade students who did not meet the criteria for promotion to the 8th grade at the close of the 2001-2002 school year. Students were trained through direct instruction and teacher modeling to incorporate class wide peer tutoring 2 or 3 times per …
Implementation Of Measures That Establish An Atmosphere Of Safety, Order, And Discipline On School Grounds, Robert N. Baldwin
Implementation Of Measures That Establish An Atmosphere Of Safety, Order, And Discipline On School Grounds, Robert N. Baldwin
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was designed to determine the effects that specific interventions have on student behavior change regarding drug and alcohol use on school grounds. A change in leadership philosophy, drug and alcohol survey results, and school community input were the impetus for a study as to the effectiveness of interventions of behavioral indicators. The researcher was clearly interested in systematically reducing alcohol and other drug use on school grounds in order to promote an environment of high-level learning. School accountability was focused on increasing student achievement levels in English language arts and math. A review of related research substantiated …
An Analysis Of The Developmental Education Program At Bevill State Community College, Teresa L. Johnson
An Analysis Of The Developmental Education Program At Bevill State Community College, Teresa L. Johnson
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was designed to conduct a gap analysis, using a formative evaluation model, to compare the components of the developmental education program at Bevill State Community College (BSCC) to components of effective programs. The problem was that at least 40 percent of the students who complete the developmental education program at Bevill State Community College never enroll in college level courses. This analysis determined changes which could be made to increase the effectiveness of the program at BSCC. Eight procedures were completed to answer seven research questions.
The results of the study showed twenty-three areas which need to …
Development Of A Comprehensive Mathematics Anxiety Intervention Program For Missouri Southern State College With A Plan For Implementation And Evaluation, Laura Schooler Adkins
Development Of A Comprehensive Mathematics Anxiety Intervention Program For Missouri Southern State College With A Plan For Implementation And Evaluation, Laura Schooler Adkins
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was designed to develop a comprehensive mathematics anxiety intervention program for the preservice elementary education teachers at Missouri Southern State College (MSSC). The problem addressed was the need at MSSC for a mathematics anxiety intervention program to help hundreds of students experience increased academic and career success as a direct outcome of the intervention program.
The purpose of the project was to develop a comprehensive intervention program to prevent, reduce, or eliminate mathematics anxiety among the preservice elementary education teachers at MSSC. Three research questions provided the focus for the study: (1) How can mathematics anxiety be …
The Role Of The School Administrator In Building A Positive Culture In A New Elementary School Setting, Amy R. Davis
The Role Of The School Administrator In Building A Positive Culture In A New Elementary School Setting, Amy R. Davis
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was designed to study the role of the school administrator in building a positive school culture in a new setting. As an administrator in a newly established elementary school, the writer found that, with staff coming from various prior work settings, set rituals and culture were nonexistent. The applied dissertation was designed to provide a vehicle for establishing a positive school culture in this setting.
The writer provided opportunities for staff to plan collaboratively and to develop collegial relations over a 9-month period of time. Staff development that focused on team building and collaboration was planned and …
Implementing Study Groups To Improve Reading Achievement Scores Of Jensen Elementary School Students, Margaret Gayle Woodall
Implementing Study Groups To Improve Reading Achievement Scores Of Jensen Elementary School Students, Margaret Gayle Woodall
Abraham S. Fischler College of Education ETD Archive
This applied dissertation was conducted to provide an historical review and assessment of the implementation of teacher study groups at Jensen Elementary School for the purpose of improving student reading skills during the 1997-1998 school year. The reading study groups were grade level groups that met monthly to participate in team learning (Senge 1990) by obtaining new information, revisiting information from a 4-day district in-service session, discussing strategies, problem solving, sharing successes and supporting one another.
The evaluation of the initiative consisted of a formative evaluation to determine if the program was implemented and a summative evaluation to determine if …
Evaluation Of The Math Project At Horace Mann High School, Lula Brooks Reeves
Evaluation Of The Math Project At Horace Mann High School, Lula Brooks Reeves
Abraham S. Fischler College of Education ETD Archive
This applied dissertation studied the improvement of student course grades through the math program in 10th grade at Horace Mann High School, Gary, Indiana. In order to improve students' outcomes, strategies using Performance Based Learning, small group instruction and student collaboration were implemented.
The Math Project was implemented with 10th-grade teachers who agreed to participate in this study. The students in the study were a heterogeneously mixed group of students with common scores from the Indiana Statewide Testing for Educational Progress (ISTEP+/state competency) test at the 8th-grade level, common socioeconomic status according to the Federal Lunch Program guidelines, and common …
Distributed Sensor Network For Civil Infrastructure Health Monitoring, Jose Humberto Mata Hernandez
Distributed Sensor Network For Civil Infrastructure Health Monitoring, Jose Humberto Mata Hernandez
Masters Theses
"This thesis focuses on the development of a robust, low power consumption and cost effective wireless data acquisition, system to be used for civil infrastructure health monitoring. The complete solution that has been developed for this application integrates micro-electromechanical sensing elements (e.g. PVDF sensor); a wireless data acquisition system based on a Bluetooth-enabled radio, a microcontroller with analog to digital conversion capabilities, a power source including a solar cell array for long term operation, and a weatherproof enclosure for on-site installation. The complementary part of the solution is a weatherproof On-site Remote Access Point (ORAP) which collects, stores, and transmits …
Novel Concepts For Monitoring The Stability Of Open Pit Mine Highwalls Using Radar Interferometry And Spectral Imaging, Jami Girard Dwyer
Novel Concepts For Monitoring The Stability Of Open Pit Mine Highwalls Using Radar Interferometry And Spectral Imaging, Jami Girard Dwyer
Masters Theses
"Ground control problems at surface mining operations can occur for a variety of reasons. The geologic setting, rock strengths, joint spacing, orientation, pore pressures, and many other factors contribute to slope instabilities that range from small rock falls to massive slides of material. While much of this ground movement can be predicted or controlled, each year many completely unexpected failures occur. This poses serious safety and economic issues for the mining industry, since any unanticipated movement of the ground increases the potential for significant property damage, injuries, and even death. In the United States alone, 70 people died in slope …
Dsp Processor Based Vision Processing And System Integration For Control Of Laser Aided Manufacturing Process (Lamp), Srinivas Musti
Dsp Processor Based Vision Processing And System Integration For Control Of Laser Aided Manufacturing Process (Lamp), Srinivas Musti
Masters Theses
"This thesis presents the research and development of a real-time vision system and integration of various subsystems to build the hybrid system for the Laser aided manufacturing process (LAMP), being developed at the University of Missouri--Rolla. A description of the real-time control architecture, showing the interaction of the real-time controller with various sensors and subsystems to monitor and regulate the process is presented.
Control of melt pool geometry is important for ensuring the final product quality since the bead size significantly influences the joint strength. However, during the deposition process, impurities and the plume present around the pool complicate the …
Assessment Of The Acoustic Properties Of Common Tissue-Mimicking Test Phantoms, Jacinta Browne, K. Ramnarine, A. Watson, P. Hoskins
Assessment Of The Acoustic Properties Of Common Tissue-Mimicking Test Phantoms, Jacinta Browne, K. Ramnarine, A. Watson, P. Hoskins
Articles
Ultrasound (US) test phantoms incorporating tissue-mimicking materials (TMMs) play an important role in the quality control (QC) and performance testing of US equipment. Three commercially available TMMs (ZerdineTM from CIRS Inc.; condensed-milk-based gel from Gammex RMI; urethane-rubber-based from ATS Labs) and a noncommercial agar-based TMM, were investigated. Acoustic properties were measured over the frequency range 2.25 to 15 MHz at a range of ambient temperatures (10 to 35°C). The acoustic velocity of the TMMs remained relatively constant with increasing frequency. Only the agar-based TMM had a linear increase of attenuation with frequency, with the other materials exhibiting nonlinear responses to …