5 research outputs found

    Keberkesanan Program-Program Pemulihan Tingkah laku Di Taman Seri Putri Batu Gajah Dan Kompleks Dar-Assa’adah

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    Kajian ini bertujuan melihat keberkesanan pelaksanaan program yang dijalankan di Taman Seri Puteri Batu Gajah, Perak dan Kompleks Dar-Assa’dah, Kuala Lumpur. Di institusi ini, delikuen wanita akan menjalani program pemulihan yang bertujuan untuk memberi bimbingan dan pendedahan kepada mereka sebagai persediaan untuk diterima semula oleh masyarakat. Instrument kajian ialah soal selidik yang digunakan ini diubahsuai daripada kajian Azizi(1990) dan Azizi ( 2004). Darjah kebolehpercayaan soal selidik diuji dengan menggunakan Cronbach Alpha di mana nilai keseluruhannya ialah 0.961. Seramai 79 orang pelatih terdiri penghuni yang telah menjalani sekurang-kurangnya 6 bulan program pemulihan tingkah laku di kedua-dua institusi dipilih sebagai responden. Pemboleh ubah yang digunakan dalam kajian ialah Kemudahan dan Kelengkapan yang sedia ada, Program Vokasional, Program Kokurikulum, Program Keagamaan dan Program Bimbingan serta Kaunseling. Dapatan kajian menunjukkan Kemudahan dan Kelengkapan yang tersedia berada di tahap sederhana. Begitu juga Program Vokasional, Program Kokurikulum dan Program Bimbingan dan Kaunseling kurang berkesan. Program Keagamaan adalah berkesan. Tidak terdapat perbezaan yang signifikan antara Kemudahan dan Kelengkapan yang sedia ada, Program Vokasional dan Program Kokurikulum di Taman Seri Puteri Batu Gajah, Perak dan Kompleks Dar-Assa’dah, Kuala Lumpur. Terdapat perbezaan yang signifikan di antara Program Keagamaan dan Program Bimbingan dan Kaunseling di Taman Seri Puteri Batu Gajah, Perak dan Kompleks Dar-Assa’dah, Kuala Lumpur. (katakunci: pusat pemulihan, delikuen wanita, kemudahan dan kelengkapan, program vokasional, program kokurikulum, program keagamaan, program bimbingan dan kaunseling

    Effect Of Lightning Impulse Current On The Grounding System Model

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    The main purpose of the grounding system is to protect human, electrical appliance and building from electrical shock due to lightning or another form of electricity that hazardous. Therefore, to achieve this goal, the fundamental part must be taken into account. In this paper, a different 3-D orientation of concrete has been designed using Comsol software to analyze the performance of the electric potential of the injected impulse in different cases and position of grounding system modelled. In this study, few grounding systems was modelled, which consist of Full concrete, Three-quarter concrete, Half concrete and A quarter concrete to analyse the electric potential of the injected lightning impulse current to the performance of the grounding system modelled. From the result obtained, full concrete was chosen as the best orientation of concrete to be employed at the grounding site. This is because, full concrete has the lowest electric potential value compared to the other cases and position of concrete

    Discrimination of Malaysian stingless bee honey from different entomological origins based on physicochemical properties and volatile compound profiles using chemometrics and machine learning

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    Identification of honey origin based on specific chemical markers is important for honey authentication. This study is aimed to differentiate Malaysian stingless bee honey from different entomological origins (Heterotrigona bakeri, Geniotrigona thoracica and Tetrigona binghami) based on physicochemical properties (pH, moisture content, ash, total soluble solid and electrical conductivity) and volatile compound profiles. The discrimination pattern of 75 honey samples was observed using Principal Component Analysis (PCA), Hierarchical Clustering Analysis (HCA), Partial Least Square-Discriminant Analysis (PLS-DA), and Support Vector Machine (SVM). The profiles of H. bakeri and G. thoracica honey were close to each other, but clearly separated from T. binghami honey, consistent with their phylogenetic relationship. T. binghami honey is marked by significantly higher electrical conductivity, moisture and ash content, and high abundance of 2,6,6-trimethyl-1-cyclohexene-1-carboxaldehyde, 2,6,6-trimethyl-1-cyclohexene-1-acetaldehyde and ethyl 2-(5-methyl-5-vinyltetrahydrofuran-2-yl)propan-2-yl carbonate. Copaene was proposed as chemical marker for G. thoracica honey. The potential of different parameters that aid in honey authentication was highlighted

    Impact of harvesting seasons on physicochemical properties and volatile compound profiles of Malaysian stingless bee honey analysed using chemometrics and support vector machine

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    Stingless bee honey's nutritional value is gaining attention, but the impact of harvesting seasons, specifically the rainy (September 2018) and dry (February 2019) seasons in Malaysia on the honey's physicochemical properties and volatile compounds remains insufficiently explored. This research revealed marginal differences in the physicochemical properties between seasons. However, through individual bee species and cumulative data analysis, honey samples were effectively differentiated based on harvesting seasons. A set of seventeen volatile compounds were identified as potential chemical markers for distinguishing H. bakeri, G. thoracica, and T. binghami honey between rainy and dry seasons. For cumulative data, four significant markers were proposed. These discrimination methods and chemical markers can serve as valuable references in distinguishing stingless bee honey, whether its entomological origin is specified or not between rainy and dry seasons

    Discrimination of Malaysian stingless bee honey from different entomological origins based on physicochemical properties and volatile compound profiles using chemometrics and machine learning

    Get PDF
    Identification of honey origin based on specific chemical markers is important for honey authentication. This study is aimed to differentiate Malaysian stingless bee honey from different entomological origins (Heterotrigona bakeri, Geniotrigona thoracica and Tetrigona binghami) based on physicochemical properties (pH, moisture content, ash, total soluble solid and electrical conductivity) and volatile compound profiles. The discrimination pattern of 75 honey samples was observed using Principal Component Analysis (PCA), Hierarchical Clustering Analysis (HCA), Partial Least Square-Discriminant Analysis (PLS-DA), and Support Vector Machine (SVM). The profiles of H. bakeri and G. thoracica honey were close to each other, but clearly separated from T. binghami honey, consistent with their phylogenetic relationship. T. binghami honey is marked by significantly higher electrical conductivity, moisture and ash content, and high abundance of 2,6,6-trimethyl-1-cyclohexene-1-carboxaldehyde, 2,6,6-trimethyl-1-cyclohexene-1-acetaldehyde and ethyl 2-(5-methyl-5-vinyltetrahydrofuran-2-yl)propan-2-yl carbonate. Copaene was proposed as chemical marker for G. thoracica honey. The potential of different parameters that aid in honey authentication was highlighted
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