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2011

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Pengaruh Modal Intelektual Dan Pengungkapan Modal Intelektual Pada Nilai Perusahaan Yang Melakukan Initial Public Offering, Wahyu Widarjo Dec 2011

Pengaruh Modal Intelektual Dan Pengungkapan Modal Intelektual Pada Nilai Perusahaan Yang Melakukan Initial Public Offering, Wahyu Widarjo

Jurnal Akuntansi dan Keuangan Indonesia

The objective of this research is to investigate the influence of intellectual capital performance and intellectual capital disclosure on the value of the firm after an initial public offering (IPO). The Value Added Intellectual Coefficient (VAICTM) method is used to measure of intellectual capital. Intellectual capital disclosure in this research is measure with Zingh and Zahn (2008) index, and value firm is determined by market value of the firm. The result of the analysis fails to support the first hypothesis that intellectual capital is affected to firm’s values. The result probably is an indication that market is incapable to assess …

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Factors Affecting The Burden On Foreign Caregivers Of Long-Term Disabled Survivors In Taiwan, Chang-Jheng Wu, Wai-Keung Lee, Won-Jean Lin, Yau-Wai Wai Dec 2011

Factors Affecting The Burden On Foreign Caregivers Of Long-Term Disabled Survivors In Taiwan, Chang-Jheng Wu, Wai-Keung Lee, Won-Jean Lin, Yau-Wai Wai

Rehabilitation Practice and Science

Hiring in-home foreign caregivers for long-term disabled patients is common in Taiwan. Caregivers help relieve the stress of caregiving on the patient's family members, and patients who receive care at home can also interact with their family. Caring for disabled patients can be a challenge, and can lead to physical or mental breakdown. This study aims to investigate the sources of burden on foreign caregivers of long-term disabled patients.The scores obtained using the translated Perceived Stress Scale (PSS) represent the level of burden on foreign caregivers. Data were collected and compared using an independent T-test or ANOVA to determine the …

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Effectiveness Of The Osaka Medical College Brace For The Treatment Of Idiopathic Scoliosis: A 1-Year Outcome Analysis, Cheng-Fang Tsai, Po-Liang Lai, Alice M.K. Wong, Chih-Kuang Chen Dec 2011

Effectiveness Of The Osaka Medical College Brace For The Treatment Of Idiopathic Scoliosis: A 1-Year Outcome Analysis, Cheng-Fang Tsai, Po-Liang Lai, Alice M.K. Wong, Chih-Kuang Chen

Rehabilitation Practice and Science

The Osaka Medical College (OMC) brace is an underarm spinal orthosis for the treatment of scoliosis. It consists of a plastic pelvic section with a pad extended from the lateral bar to correct the convexity of the curve. The plastic cover on the trunk is minimized, and thus perspiration under the plastic contour is reduced. This is favorable for people who are heat intolerant or for those living in a hot and humid climate. In Taiwan, the use of the OMC brace has been increasing because it allows for good ventilation, is light, and has a less-restrictive design, yet its …

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The Immediate Effects Of Two Different Frequencies Of Whole Body Vibration On Balance And Flexibility, Chung-Liang Lai, Shiuan-Yu Tseng, Chun-Huo Wang, Mu-Jung Kao, Te-Zhang Zhang Dec 2011

The Immediate Effects Of Two Different Frequencies Of Whole Body Vibration On Balance And Flexibility, Chung-Liang Lai, Shiuan-Yu Tseng, Chun-Huo Wang, Mu-Jung Kao, Te-Zhang Zhang

Rehabilitation Practice and Science

Background and Purpose: Whole body vibration (WBV) training is a novel exercise intervention that is used in both athletic and general populations with the aim of improving muscle strength and balancing ability. The present study investigated the immediate effects of different frequencies of WBV on flexibility and balance performance.Methods: Thirty untrained subjects were assigned to a 5-min horizontal WBV (LV-1000, X-trend, Taiwan) training session using a vibrating plate that produced sinusoidal oscillation at 20 Hz (low frequency) and 40 Hz (high frequency) with constant amplitude. Balance ability was assessed using the Balance system (Biodex, USA), including the limits of stability …

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Ecological Executive Function Training In Patient With Brain Injury: A Casereport, Hsiao-Ting Ho, Yu-Hsin Wu, Mao-Hsiung Huang, Nai-Wen Guo Dec 2011

Ecological Executive Function Training In Patient With Brain Injury: A Casereport, Hsiao-Ting Ho, Yu-Hsin Wu, Mao-Hsiung Huang, Nai-Wen Guo

Rehabilitation Practice and Science

It has been reported that inappropriate behavior and cognitive/social dysfunction might be the result of poor impulse control after brain injury. A disorganized condition can be attributed to a failure to use a goal list. Goal management training (GMT), a neuropsychological rehabilitation program, was therefore designed for patients with poor inhibition, impaired goal- management and disorganized daily behavior. In this report, Ecological Executive Function Training (EEFT), based on the GMT model, was applied to a 55 year-old male patient with poor impulse control that was secondary to brain injury. The treatment lasted for two weeks and aimed to improve his …

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Spondylolysis And Spondylolisthesis In Baseball Athletes: Five Casereports, Chun-Yao Yu, Hsiao-Yun Chang, Chuan-Chao Lin, Yi-Luen Hung, Su-Ju Tsai Dec 2011

Spondylolysis And Spondylolisthesis In Baseball Athletes: Five Casereports, Chun-Yao Yu, Hsiao-Yun Chang, Chuan-Chao Lin, Yi-Luen Hung, Su-Ju Tsai

Rehabilitation Practice and Science

Low back pain is one of the commonest complaints of young athletes who visit the physical medicine and rehabilitation outpatient department. Spondylolysis and spondylolisthesis are frequent causes of low back pain in young athletes. The pain in these conditions is exacerbated by lumbar extension and relieved by rest. Although genetic predisposition plays an important role in the development of pars defect, certain activities involving lumbar hyperextension and rotation movements result in spondylolysis and spondylolisthesis.From December 2005 to March 2009, there were five baseball athletes who visited our outpatient department because of low back pain. The diagnosis was grade I spondylolisthesis …

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Paraplegia Caused By Intramedullary Tuberculoma: A Casereport, Ching-Yao Yang, Huey-Wen Liang, Yen-Ho Wang, Wei-Hwa Liaw Dec 2011

Paraplegia Caused By Intramedullary Tuberculoma: A Casereport, Ching-Yao Yang, Huey-Wen Liang, Yen-Ho Wang, Wei-Hwa Liaw

Rehabilitation Practice and Science

Tuberculosis is one of the oldest diseases known to affect humans and is a major cause of death worldwide. This disease, which is caused by bacteria of the Mycobacterium tuberculosis complex, usually affects the lungs, although other organs are involved in up to one-third of cases. If properly treated, tuberculosis caused by drug-susceptible strains is curable in virtually all cases. Spinal tuberculosis (Pott's disease or tuberculous spondylitis) often involves two or more adjacent vertebral bodies, and solitary tuberculoma of the spinal cord as part of a generalized infection is a rarity. Here, we report the case of a 54-year-old man …

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Development Of Delayed Splenic Rupture In A Patient With Cervical Cord Injury: A Casereport, Yiu-Chung Lau, Chau-Peng Leong, Yi-Jung Hsin, Tsung-Hsun Yang Dec 2011

Development Of Delayed Splenic Rupture In A Patient With Cervical Cord Injury: A Casereport, Yiu-Chung Lau, Chau-Peng Leong, Yi-Jung Hsin, Tsung-Hsun Yang

Rehabilitation Practice and Science

This is a report of a 65-year-old male patient with incomplete spinal cord injury caused by a traffic accident. He was robust prior to this injury. He was hospitalized due to tetraplegia caused by the accident, and did not lose consciousness at the time of injury. A cervical spine MRI was performed and showed cervical spondylosis with a C4-5, C5-6 herniated intervertebral disc. After decompressive surgery, he was transferred to our ward for inpatient rehabilitation, where balance and exercise activities on a mattress were carried out regularly. After 20 days of rehabilitation, acute dyspnea, abdominal distension and unstable vital signs …

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Decreasing The Incidence Of Skin Damage Caused By Physical Agents, Mei-Chu Chen, Der-Sheng Han Dec 2011

Decreasing The Incidence Of Skin Damage Caused By Physical Agents, Mei-Chu Chen, Der-Sheng Han

Rehabilitation Practice and Science

Physical therapists play a crucial role in preventing skin damage, the causes of which are usually due to improper machine settings and a failure to adhere to standard operation procedures during treatments involving physical agents. To decrease incidents, this study examines the causes of skin damage, and drafting intervention and evaluation index.This paper analyzed 12 cases of skin damage occurring during physical therapy at the Department of Physical Therapy and Rehabilitation of a regional hospital, between Jan. 2006 and Aug. 2009. The probable causes were failure on the part of the therapist to inform the patient on operation procedures and …

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Effects Of Taping On Motor Function Of Upper Extremity In Chronic Stroke Patients, Rong-Bin Hong, Yi-Ru Chen, Da-Fang Chan, Willy Chou, Jeng-Feng Yang Dec 2011

Effects Of Taping On Motor Function Of Upper Extremity In Chronic Stroke Patients, Rong-Bin Hong, Yi-Ru Chen, Da-Fang Chan, Willy Chou, Jeng-Feng Yang

Rehabilitation Practice and Science

The purpose of this study was to evaluate the effects of taping on motor recovery of paretic upper limb in chronic stroke patients. Ten chronic stroke patients with upper limb paresis were recruited. They all received regular rehabilitation programs before this study. Taping was applied to the upper trunk and paretic shoulder of those patients in addition to regular 3-week rehabilitation. Succeedingly, they received only regular rehabilitation for another 3 weeks. Three tests were conducted before and after taping and at 3 weeks follow-up. For each test, we measured the movement amplitudes of active shoulder flexion and abduction, Fugl-Meyer Motor …

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Can Heart Rate Variability Be A Prognostic Factor After Coronary Artery Bypass Surgery?, Chen-Liang Chou, Si-Huei Lee, Yi-Chieh Chou, Po-Chin Strong, Wei-Cheng Weng, Huey-Wen Yien, Zen-Chung Weng Dec 2011

Can Heart Rate Variability Be A Prognostic Factor After Coronary Artery Bypass Surgery?, Chen-Liang Chou, Si-Huei Lee, Yi-Chieh Chou, Po-Chin Strong, Wei-Cheng Weng, Huey-Wen Yien, Zen-Chung Weng

Rehabilitation Practice and Science

Imbalance in automatic cardiovascular function has been shown to increase the risk of ventricular arrhythmias and sudden death in patients with coronary artery disease and after myocardial infarction. The study evaluated preoperative heart rate variability (HRV) as an independent prognostic factor for hospitalized patients undergoing coronary artery bypass surgery (CABG).In this single-blind study, we enrolled 25 patients scheduled to undergo CABG. Preoperative Holter electrocardiography was used to collect linear analysis and non-linear analysis (Poincare plot analysis) data. Four patients died after the operation. We compared the HRV data of the 2 groups (expired vs. survived), and found that the data …

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The Effect Of Pre-Operative Rehabilitation In High Risk Open Heart Surgery Patients On The Length Of Hospital Stay, Wen-Chih Lin, Yi-Ru Chen, Chiao-Hsin Chen, Shu-Han Yang, Chin-Tsan Huang, Mei-Yi Wu, Willy Chou Dec 2011

The Effect Of Pre-Operative Rehabilitation In High Risk Open Heart Surgery Patients On The Length Of Hospital Stay, Wen-Chih Lin, Yi-Ru Chen, Chiao-Hsin Chen, Shu-Han Yang, Chin-Tsan Huang, Mei-Yi Wu, Willy Chou

Rehabilitation Practice and Science

The study was to evaluate the effect of pre-operative education for diaphragmatic breathing and coughing techniques in elective open heart surgery patients on the post-operative pulmonary complications, ventilator use duration and post-operative hospital days.The retrospective chart reviewarticle of the 27 elective open heart surgery patients was from March 2008 to April 2009. The basic data and risk factors of post-operative complications were recorded. The complications, mechanical ventilation duration, and hospital days in the two groups with and without the education were compared; so were the high risk and nonhigh risk group according to the risk score of the post-operative pulmonary …

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Development Of Brain Abscess At The Exact Site Of A Previous Intracerebral Hematoma: A Casereport, Yi-Yen Chu, Shu-Huan Lin, Tyng-Guey Wang Dec 2011

Development Of Brain Abscess At The Exact Site Of A Previous Intracerebral Hematoma: A Casereport, Yi-Yen Chu, Shu-Huan Lin, Tyng-Guey Wang

Rehabilitation Practice and Science

Brain abscess is a neurological emergency that requires immediate high-dose antibiotics or surgical intervention. Brain abscess at the site of a previous hemorrhagic stroke that did not receive surgical intervention is rare. Here, we report the case of a 48-year-old man who developed a brain abscess as infective transformation of a preceding right putaminal hemorrhage, 22 days after the stroke. The patient recovered after surgical treatment and systemic antibiotics therapy. An abscess culture test revealed the presence of Group D Salmonella, which has never been reported in a case of brain abscess. A comprehensive literature reviewarticle was performed. We concluded …

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Macrodystrophia Lipomatosa: A Casereport, Pai-Yin Chen, Shu-Min Chen, Chii-Jeng Lin Dec 2011

Macrodystrophia Lipomatosa: A Casereport, Pai-Yin Chen, Shu-Min Chen, Chii-Jeng Lin

Rehabilitation Practice and Science

Macrodystrophia lipomatosa is a rare congenital anomaly of localized gigantism, characterized by progressive overgrowth of all mesenchymal components, particularly fibroadipose tissue. The anomaly occurs frequently in the distribution regions of the median nerve in the upper extremity and the plantar nerve in the lower extremity. It is usually noticed at birth with predominately unilateral distal involvement of the digits. The cause of this condition is still unknown. Physicians use the patient's clinical history, physical examination, and imaging techniques to diagnose the condition, with characteristic imaging findings revealing macrodactyly with hypertrophy of the soft tissue and osseous structures. This study reports …

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Wrist Schwannoma Mimicking De Quervain's Disease: A Casereport, Pon-An Chen, Chung-Liang Lai, Ming-Miau Tsai, Chuan-Chin Leu, Tyng-Guey Wang Dec 2011

Wrist Schwannoma Mimicking De Quervain's Disease: A Casereport, Pon-An Chen, Chung-Liang Lai, Ming-Miau Tsai, Chuan-Chin Leu, Tyng-Guey Wang

Rehabilitation Practice and Science

For decades, ultrasonography has shown a high degree of accuracy in the evaluation of soft tissue tumors. In this study, we report the condition of a 80-year-old male patient who had been suffering from left thumb pain for 2 years. The patient had initially been diagnosed with de Quervain's disease, but responded poorly to conservative treatment. An ultrasonographic examination unexpectedly identified a well-margined solid tumor with marked vascularity. Suspicion of a neurogenic tumor led to an excision surgery and finally pathology revealed a Schwannoma. Following excision, the symptoms were entirely ameliorated. We concluded that, in the evaluation of persistent chronic …

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Panuveitis After Intravenous Injection Of Bisphosphonate: A Casereport, Chi-Kai You, Si-Huei Lee, Chen-Liang Chou Dec 2011

Panuveitis After Intravenous Injection Of Bisphosphonate: A Casereport, Chi-Kai You, Si-Huei Lee, Chen-Liang Chou

Rehabilitation Practice and Science

As human life expectancy has increased, osteoporosis has become a major epidemic disorder. The most common consequences of this are fractures in different parts of the body. In addition to regular follow-up tests of bone-mineral density, treatment methods include: 1. increasing the dietary intake of calcium and vitamin D, 2. maintenance of body weight, avoiding alcohol and tobacco, regular exercise, and fall prevention, 3. medications, the most widely used being bisphosphonates. Bisphosphonates can limit bone loss via the inhibition of osteoclasts. They have been widely prescribed for senile osteoporosis, osteoporosis due to administration of steroids, bone loss due to malignancies …

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Compensatory Assistive Technology For Adults With Cognitive Disabilities, Hsin-Yu Chen, Ling-Fu Meng Dec 2011

Compensatory Assistive Technology For Adults With Cognitive Disabilities, Hsin-Yu Chen, Ling-Fu Meng

Rehabilitation Practice and Science

People with cognitive disabilities often face difficulties when performing various activities in their daily lives. Although today's compensatory assistive technology (AT) can reduce the impact of such difficulties and enhance the quality of life in this population, universal guidelines for the appropriate application of cognitive AT have not been developed. The present study reviewarticleed and integrated information regarding models, assessments, selections, needs, and other relevant evidence. This paper presents a discussion of the limitations of current methods, and suggests novel approaches for the successful application of compensatory cognitive AT. The rehabilitative/compensatory model, the human activity assistive technology model, and the …

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Matrix Metalloproteinase-3 Expression And Structural Changes In Biomechanical Loaded Articular Cartilage, Jue-Long Wang, Shu-Fen Sun, Chiao-Wen Hwang, Ko-Long Lin, Pei-Te Hsu, Yu-Ling Wang, Zhang-Yu Hoe Dec 2011

Matrix Metalloproteinase-3 Expression And Structural Changes In Biomechanical Loaded Articular Cartilage, Jue-Long Wang, Shu-Fen Sun, Chiao-Wen Hwang, Ko-Long Lin, Pei-Te Hsu, Yu-Ling Wang, Zhang-Yu Hoe

Rehabilitation Practice and Science

Background: Cartilage functions as a highly successful load-bearing tissue. However, frequent mechanical loading can affect cartilage metabolism and viability significantly. Intrinsic changes in the metabolism of chondrocytes have also been proposed as an important feature of osteoarthritis. Although many aspects of chondrocyte catabolism have been extensively investigated, the signals that initiate such metabolic changes, and their correlation with structural changes, remain unclear. We hypothesized that matrix metaproteinase-3 (MMP-3) may play a significant role. The purpose of this study was to investigate the activity of MMP-3 in cartilage under load, as well as degeneration-related structural changes of the cartilage matrix under …

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Oxygen Uptake Efficiency Slope Before And After Weight Reduction Program In Obese Adults, Chueh-Hung Wu, Shu-Ming Yeh, Ke-Vin Chang, Hung-Pin Lee, Ssu-Yuan Chen, Ching Lan, Hung-Chih Tsai, Ya-Ling Huang, Jin-Shin Lai Dec 2011

Oxygen Uptake Efficiency Slope Before And After Weight Reduction Program In Obese Adults, Chueh-Hung Wu, Shu-Ming Yeh, Ke-Vin Chang, Hung-Pin Lee, Ssu-Yuan Chen, Ching Lan, Hung-Chih Tsai, Ya-Ling Huang, Jin-Shin Lai

Rehabilitation Practice and Science

Background and Purpose: Oxygen uptake efficiency slope (OUES) is an index for evaluating cardiorespiratory fitness without performing maximal exercise and correlates well with the individual's peak oxygen uptake (□O(superscript 2peak)). The purpose of this study was to determine the clinical usefulness of OUES for determining the cardiorespiratory fitness of obese adults without cardiovascular diseases by investigating (1) the correlation between OUES and weight (2) the change in the OUES after a weight-reduction program. Methods: Fifty-eight obese subjects (13men and 45women) were enrolled in a 12-week weight-reduction program, including diet, exercise and psychological programs. They underwent maximal cycle ergometer exercise testing, …

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T12 Compression Fracture Complicated With Delayed Spinal Epidural Hematoma: A Casereport, Chia-Wei Wu, Ching-Shiang Tseng, Lin-Fen Hsieh Dec 2011

T12 Compression Fracture Complicated With Delayed Spinal Epidural Hematoma: A Casereport, Chia-Wei Wu, Ching-Shiang Tseng, Lin-Fen Hsieh

Rehabilitation Practice and Science

Delayed spinal epidural hematoma (SEH) after a spinal compression fracture is a very rare but important cause of symptomatic spinal cord compression. We report a patient with spinal cord compression and cauda equina syndrome due to delayed SEH after a traumatic T12 compression fracture. A 74-year-old male patient had severe back pain without neurologic deficits after a traumatic T12 compression fracture. He developed progressive bilateral lower extremity weakness, sensory loss, and sphincter dysfunction 2.5 months after the injury. Magnetic resonance imaging of the spine revealed a huge spinal epidural hematoma at the level of T12 to L5. He then received …

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Concurrent Ankylosing Spondylitis And Tophaceous Gout In Spine Causing Spinal Cord Compression: A Casereport, Chia-Chen Lin, Nai-Hsin Meng Dec 2011

Concurrent Ankylosing Spondylitis And Tophaceous Gout In Spine Causing Spinal Cord Compression: A Casereport, Chia-Chen Lin, Nai-Hsin Meng

Rehabilitation Practice and Science

Ankylosing spondylitis (AS) rarely coexists with tophaceous gout in the spine. We present a case of a 57-year-old businessman with AS who did not have previous history of hyperuricemia or gouty arthritis. He had a three-month history of progressive bilateral lower limb weakness caused by spinal cord compression (rooted on a tophaceous gout), leading to incomplete paraplegia. He received surgical decompressive laminectomy, which removed the hypertrophic ligamentum flavum and tophus in the level of thoracolumbar junction. There was no obvious neurologic recovery after the surgery. We reviewarticleed the incidence, clinical manifestations, and management of the spinal tophaceous gout coexisting with …

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Characterisation Of Rapeseed Oil Based Resins Using Infrared And Thermogravimetry Techniques, L. Y. Mwaikambo Dec 2011

Characterisation Of Rapeseed Oil Based Resins Using Infrared And Thermogravimetry Techniques, L. Y. Mwaikambo

Tanzania Journal of Science

Rapeseed oil which is a triglyceride had undergone chemical modification on its structure to obtain hydroxyl groups. The hydroxylated chemical structure was crosslinked using methylene-pphenyl diisocyanate to produce a thermoset rapeseed oil resin. The cross linking process was monitored in situ using the Attenuated Total Internal Reflectance Fourier Transform-Infrared spectroscopy and the thermogravimetric analysis techniques. The infrared technique was also used to monitor chemical groups of the unmodified rapeseed oil. A reduction of the absorption band around 3300 cm-1 which is due to the presence of hydroxyl groups was observed indicating the occurrence of the reaction between the hydroxylated rapeseed …

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Landsat Remote Sensing Data As An Alternative Approach For Geological Mapping In Tanzania: A Case Study In The Rungwe Volcanic Province, South-Western Tanzania, E. E. Mshiu Dec 2011

Landsat Remote Sensing Data As An Alternative Approach For Geological Mapping In Tanzania: A Case Study In The Rungwe Volcanic Province, South-Western Tanzania, E. E. Mshiu

Tanzania Journal of Science

Rungwe Volcanic Province (RVP) is mostly covered by extrusive rocks that overlain the Precambrian basement. The use of Landsat data in this area has revealed the need of effective use of these data in geological mapping programs in Tanzania. Landsat band ratios 5/1, 3/7, 5/7 and 5/4 as well as R: G: B composite images 7:4:1, 7:5:4, 1/3:5/7:3/5 and 4/5:6/7:4/6 played an important role in identifying different rock types in the study area. Ratio images managed clearly to distinguish between mafic and felsic rocks whereby two lithological blocks were identified, Block 1 covers a combination of intrusive and metamorphic rocks …

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Variability In Parasites’ Community Structure And Composition In Cat Fish With Respect To Level Of Pollution In Mwanza Gulf, Lake Victoria, Tanzania, C. J. Mwita Dec 2011

Variability In Parasites’ Community Structure And Composition In Cat Fish With Respect To Level Of Pollution In Mwanza Gulf, Lake Victoria, Tanzania, C. J. Mwita

Tanzania Journal of Science

This study investigated the composition and structure of the parasite communities in Cat fish with respect to levels of water pollution in Lake Victoria. A total of 1071 Clarias gariepinus with mean TL range of 19 to 27 cm were analyzed from three localities in Mwanza Gulf (Kirumba, 298 fish infected with 15 parasite species), Nyegezi (376 fish, with 15 parasites species) and Malimbe (397 fish, with 16 parasites species). Trematodes and nematodes dominated the population with six (35.3%) and five (29.4%) species, respectively. Mean species richness and heteroxenous/monoxenous ratio showed significant changes (Fr = 8.000; p = 0.0046), being …

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Two Phase Heuristic Algorithm For The University Course Timetabling Problem: The Case Of University Of Dar Es Salaam, A. R. Mushi, A. R. Mushi Dec 2011

Two Phase Heuristic Algorithm For The University Course Timetabling Problem: The Case Of University Of Dar Es Salaam, A. R. Mushi, A. R. Mushi

Tanzania Journal of Science

University course timetabling is the problem of scheduling resources such as lecturers, courses, and rooms to a number of timeslots over a planning horizon, normally a week, while satisfying a number of problem-specific constraints. Since timetabling problems differ from one institution to another, this paper investigated the case of the University of Dar Es salaam, based on the combination of Simulated Annealing (SA), and steepest descent in a two-phase approach. Solutions have been generated which greatly outperform the manually generated ones. Furthermore, the method compares well with previous work on Tabu Search but with faster execution time and higher quality …

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Petrography And Geochemistry Of Mafic Granulites Of The Ubendian Belt: Contribution To Insights Into The Lower Continental Crust Of The Paleoproterozoic, N. Boniface Dec 2011

Petrography And Geochemistry Of Mafic Granulites Of The Ubendian Belt: Contribution To Insights Into The Lower Continental Crust Of The Paleoproterozoic, N. Boniface

Tanzania Journal of Science

Mafic granulites of the Ubendian Belt have geochemical signature, trace and REE patterns, similar to that of the lower continental crustal rocks. A SHRIMP U-Pb single zircon date at 1977±40 Ma indicates that these rocks belong to the Paleoproterozoic Ubendian orogenic cycle, which was followed by the Mesoproterozoic tectonic disturbance that contributed to their exhumation. Orthopyroxene, clinopyroxene, garnet, hornblende, plagioclase and quartz is a frequent mineral assemblage for the mafic granulites of the Ubendian Belt, and garnet frequently form corona between plagioclase and clinopyroxene. Geothermobarometric calculations have revealed the equilibration of these rocks at a temperature range between 650 and …

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Contact Metamorphism In The Supracrustal Rocks Of The Sukumaland Greenstone Belt In The North West Tanzania, N. Boniface Dec 2011

Contact Metamorphism In The Supracrustal Rocks Of The Sukumaland Greenstone Belt In The North West Tanzania, N. Boniface

Tanzania Journal of Science

Biotite-granite intrusions in meta-ironstones at Geita Hills and the Bukoli alkali-granite intrusion in metabasites at Mawemeru area produced heat that baked the respective country rocks through epidote-amphibolite- to amphibolite-facies. Critical and informative mineral assemblages in the metairostones of Geita Hills are garnet-grunerite-epidote-quartz and garnetferrogedrite- biotite-quartz and in the metabasites of Mawemeru is ferrotschermakite-(Naplagioclase)- quartz. Peak temperatures ranging between 438°C and 544°C were calculated from the above mineral assemblages and a pressure not exceeding 3 kbar was inferred to from the composition of magnesium-iron amphiboles (grunerite with XFe ratio of 0.83, i.e. Gru83). Hornfels textures in the metaironstones are suggested by …

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Identification Of Clay Minerals Of The Eastern Southern Region Of Lake Victoria By Ethylene Glycol And Heat: X-Ray Diffraction And Infrared Spectroscopy Studies, E. H. J. Lugwisha Dec 2011

Identification Of Clay Minerals Of The Eastern Southern Region Of Lake Victoria By Ethylene Glycol And Heat: X-Ray Diffraction And Infrared Spectroscopy Studies, E. H. J. Lugwisha

Tanzania Journal of Science

The effect of glycol and heat on some clay minerals of the eastern southern region of Lake Victoria in Tanzania has been studied. First, Whole Rock Powder mount XRD analysis was carried out at the measuring range 2 # ranging between 2o – 65o. Four non-clay minerals found in samples were Na-feldspar, K-feldspar, pyrope and quartz. Oriented clay mineral XRD analysis diffractograms were developed when the air-dried samples were diffracted in measuring range 2# between 2oo – 32o. Main clay mineral groups found in the samples were kaolinite, illite and montmorillonite. After glycolating the samples, it was evident that kaolinite …

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Host-Parasites Relationship For Lake Victoria Clariid Fishes And Their Parasite Fauna, C. J. Mwita Dec 2011

Host-Parasites Relationship For Lake Victoria Clariid Fishes And Their Parasite Fauna, C. J. Mwita

Tanzania Journal of Science

Host-parasite co-evolutionary relationships for the clariid fish species of the Lake Victoria basin and their parasite fauna was inferred by cytochrome b gene and the 18S rDNA using ‘a strict coevolutionary’ constrained tree method, the results of which revealed a phylogenetic incongruence between the fish hosts and their parasite fauna. The present study further indicated that the sympatric association between the clariid hosts and non-clariid fishes in Lake Victoria makes it possible for the parasites to switch from one host to another and hence the large number of shared parasites observed. The specificity of some of the parasites, e.g. Diplostomum …

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Onshore Ballast Water Treatment Stations : A Harbour Specific Vector Management Proposition, Lawrence A. Kuroshi Dec 2011

Onshore Ballast Water Treatment Stations : A Harbour Specific Vector Management Proposition, Lawrence A. Kuroshi

World Maritime University Dissertations

The discharge of Harmful Aquatic Organisms and Pathogens (HAOP) found in ships ballast water from one port environment to another can have severe ecological, environmental and economic consequences, especially when they transform into marine pests. This informs the necessity to investigate treatment options that could curtail the transfer of these organisms from a source harbour. An alternative to the conventional Ballast Water Treatment Systems is investigated and proposed in this study- it entails the onshore treatment of host port water before it is loaded as ballast water into ships. The study covered sampling of Port Harcourt Harbour water in Nigeria. …

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