13 research outputs found

    Rak televisyen minimalis berkonsepkan bentuk geometri

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    Dengan peningkatan kadar populasi yang sangat tinggi berbanding keluasan tanah menyebabkan peningkatan permintaan terhadap pemilikan rumah adalah lebih tinggi berbanding jumlah rumah yang dibina. Ini secara langsung menyebabkan harga pemilikan sesebuah kediaman menjadi lebih tinggi ataupun mahal. Atas faktor ingin meningkatkan jumlah pemilikan rumah kediaman, beberapa inisiatif diperkenalkan oleh pihak kerajaan mahupun syarikat pembinaan perumahan di Malaysia. Antara inisiatif tersebut termasuklah pembinaan rumah kediaman bersaiz kecil (kos rendah) berbanding saiz kediaman sebelumnya. Sebagai contoh, saiz purata kediaman bagi sebuah pangsapuri yang mudah didapati di bandar-bandar utama seluruh Malaysia adalah 875 kaki persegi, dimana kebiasanya kediaman jenis ini adalah bersaiz 550 ke 1200 kaki persegi (Uittenbroek, 2016)

    Meja konsol moden diinspirasikan oleh The Oval, Limassol

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    Dalam arus pemodenan yang begitu pesat, pelbagai hasil rekaan produk yang kreatif dan berinovasi dihasilkan demi memenuhi keperluan dan kehendak pengguna dalam melakukan aktiviti-aktiviti harian mereka. Rekaan sebegini mewujudkan persaingan yang sihat dan mampu meningkatkan pendapatan individu, syarikat, dan seterusnya negara. Hal ini tidak terkecuali dalam penghasilan produk-produk perabot. Menurut laporan tahunan yang dikeluarkan oleh Lembaga Perindustrian Kayu Malaysia (MTIB) mendapati bahawa industri perabot telah menyumbang sebanyak RM 22,498.3 juta kepada hasil eksport Malaysia pada 2019 (MTIB, 2020). Perabot yang dihasilkan bukan sahaja mementingkan tarikan luaran, malah ia perlu mempunyai kualiti yang tinggi serta memberi manfaat dan diterima oleh pengguna

    Meja kopi modular untuk rumah minimalis moden

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    Peningkatan populasi di seluruh dunia adalah sangat tinggi. Di Malaysia, kadar pertumbuhan populasi rakyat Malaysia meningkat kepada 1.1% iaitu sebanyak 32.4 bilion (2018) berbanding 31.1 bilion (2015) (Mahidin, 2019). Peningkatan populasi ini meningkatkan permintaan dan bekalan terhadap keperluan asasi seperti makanan, pakaian, peluang pekerjaan dan juga ruang kediaman. Ini turut mempengaruhi reka bentuk dan saiz kediaman bagi menempatkan kesemua rakyat Malaysia dan juga pekerja asing yang berkerja di negara ini. Menurut Harian Metro Online, tanah yang semakin berkurangan menyebabkan unit kediaman sekarang banyak dibina dengan keluasan yang terhad antara 650 hingga 800 kaki persegi (Satibi, 2018). Justeru, pemilihan perabot memainkan peranan penting dalam usaha untuk menampakkan kediaman lebih luas dan selesa (Ismail, 2020)

    Significance of Innovative Learning Skills in the Era of Education 4.0

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    Considering the rapidly evolving technological landscape, innovative learning skills have become indispensable for Education 4.0. Therefore, this paper presents a study aimed at assessing the level of importance and prioritization of innovative learning skills in the context of Education 4.0 among high school students in the UAE. The study utilized a questionnaire survey, distributing 150 questionnaire sets to selected high school students in Abu Dhabi, UAE. Subsequently, the collected data was subjected to statistical analysis using SPSS software. The analysis of data importance revealed noteworthy findings. Specifically, the skills TS1 ("I am familiar with online learning tools used in my school"), OCL1 ("I learn online collaboratively with my classmates"), and TSE1 ("I have confidence in my skills using technology") were identified as of very high importance for the requirements of Education 4.0 among UAE high school students. Regarding the ranking of innovative learning skill groups, the study unveiled that the Self-regulated learning (SRL) group attained the highest rank, boasting a mean score of 4.272. Following closely, the Technology Self-Efficacy (TSE) group secured a mean score of 4.248. In contrast, the Critical thinking skills (CTS) group ranked the lowest, garnering a mean score of 4.128. These rankings indicate that respondents perceive Self-regulated learning skills as the most proficient among the listed domains, while Critical thinking skills are perceived as the least proficient. The findings of this study have the potential to provide valuable insights to the educational community, aiding them in enhancing the skills necessary for Education 4.0

    Physical Properties of Rice Husk-Pine Wood Particleboard

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    Rice husk is one types of sustainable and economical agricultural wastes that could produce particleboard as the substitute for solid wood. The problems that encourage this research are due to the increasing of deforestation and the increment demand for solid wood in various industries. Malaysia produces a significant amount of agricultural biomass waste every year. It is noteworthy to mention that agricultural wastes can be fully used in an environmentally friendly way. This study aims to evaluate the properties of particleboard made from rice husk at different fibre loading and mixture. Different formulated composition of rice husk and pine wood shaving was prepared for the production of particleboard by hot pressing at temperature 160 °C for 6 min using urea-formaldehyde (UF) resin with additional of ammonium chloride (NH4Cl) as a hardener. The results showed the density values and moisture content of particleboards ranging from 0.547 to 0.660 g/cm3 and 8.072 to 8.929 %, respectively. The thickness swelling and water absorption were increased as the increment of soaking time. Besides, the colour of the rice husk-pine particleboards has no significant difference and changes except for particleboard made from 100% rice husk. While the more proportion of pine wood shaving has the better compaction of particleboards, and the addition of grinded rice husk also make the particleboards have fewer voids. This study is expected to reduce deforestation activities and to maximize the usage of agricultural wastes

    Lecturer’s perception on the implementation of Problem-Based Learning (PBL) approach in teaching and learning

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    Problem-based learning (PBL) was known as the student-centered pedagogy where it involves the student to experience solving complex real-world problems and the teacher acts as a facilitator in crafting trigger materials to promote the learning concepts. This study aims to investigate and identify the level of usefulness and challenges as well as the level of student achievement through the perception of academic staff’ on the implementation of PBL in classrooms in Malaysia. A quantitative study was conducted, and the data was collected through a survey questionnaire on 98 lecturers all over Malaysia. The findings from the analysis indicate that lectures in Malaysia have a high perception of PBL implementation in the classroom. Overall, the findings enhance the understanding of higher institution lecturers’ perception of PBL in terms of the usefulness of PBL as one dynamic and active approach that transforms dramatically the routine lecture-based learning. Findings also suggest that sufficient training to learners is required in implementing PBL effectively, thus indirectly facilitate the focus of students that lead to the achievement of course learning outcomes

    Synthesis of bioactive calcium phosphate from cockle shell for biomedical applications

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    The present work reports the synthesis of bioactive calcium phosphate from cockle shell via the combination of calcination and hydrothermal process. The raw cockle shells were pre-treated with 30 % of hydrogen peroxide for 4 days to eliminate the impurities. Afterward, the dried cockle shells were crushed and calcined at various temperatures ranging from 300 to 1100 °C. Subsequently, the calcined powders underwent hydrothermal process in di-ammonium hydrogen phosphate and distilled water at pH of 10.5 for 30 minutes. Lastly, the hydrothermal treated powders were dried in oven at 50 °C for 3 days. The results showed that the mixture of aragonite, calcite, hydroxyapatite, and calcium hydroxide was successfully synthesized at a calcination temperature of 900 °C and 1100 °C. In addition, the nanorods in the length of 80-300 nm were formed. The findings of this work indicate that the cockle shell could be transformed into valuable bioactive materials for biomedical applications

    Characterisation and in vitro bioactivity of anodised titanium and hydroxyapatite as implants for biomedical application

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    Naturally, titanium (Ti) has bioinert surface which is a non-preferred nucleation site for bone-like apatite. Therefore, this study aimed to modify bioinert to bioactive Ti using anodic oxidation in different electrolytes and pair Ti with HAP in SBF (new approach SBF). Besides that, there are also other novelties including ultraviolet (UV) light treatment, UV irradiation during SBF (UV-SBF) and prediction of anodised titanium properties. The anodisation parameters such as type of electrolyte and it concentration, applied voltage, and current density were varied. Meanwhile, HAP was mixed with binders, polyvinyl alcohol (PVA) and polyethylene glycol (PEG), and sintered at 1000-1200°C. The anodised Ti films were characterised based on it colour, morphology, mineralogy, cross-section view, and wettability. Various SBF approaches were used such as traditional SBF, UV-SBF and new approach SBF (pairing). The selected anodised Ti has undergone other testing including UV treatment and bioactivity test. The conceptual models that explain the changes in the morphology as a function of the experimental parameters were developed using the data as well as the prediction of anodised Ti properties. For the anodisation in C2H4O2, there were three stages of oxide growth based on films properties. The data showed that the SP solution could produce better bioactive Ti, followed by SBC and SN. For HAP, the binders did not give any significant effect on HAP properties due to PVA and PEG were burnt off at high sintering temperature (> 700°C) Increasing the mechanical strength of HAP has led to low porosity. Anodised Ti with high crystalline of anatase and/or rutile, porous, and superhydrophilic enable better deposition of thick apatite on the Ti surface. Furthermore, the smooth Ti surface lacked nucleation sites for bone-like apatite growth. The new approach of pairing in SBF has produced weak bonding strength that bonded anodised Ti and HAP without fixation device. After 7 days in SBF, apatite bridge (thin layer) is formed between anodised Ti and HAP surfaces. The results are important to predict in vivo mechanism after completing the implementation process

    Physical and Chemical Properties of Anodised Titanium in Sulphuric Acid for Biomedical Application

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    Fabrication of bioactive titanium (Ti) by using anodic oxidation method for biomedical application as a high-performance material with good biocompatibility properties has been introduced since many years ago. The current study aims to investigate the physical and chemical properties of anodised Ti oxide layer in sulphuric acid at different applied voltages. High purity Ti films were anodised with varying voltages (50-200 V) in 0.3 M of sulphuric acid at 75 mA.cm-2 current density for 10 min. Anodised Ti films were characterised for physical properties (colour, porosity, surface morphology, thickness) and chemical property (surface mineralogy). The anodised Ti produced using high voltage (200 V) appeared to be highly porous and demonstrated high crystallinity of rutile and anatase as well thicker oxide layer. From the results, the correlation between the physical and chemical properties can be used as a prediction of the properties of anodised Ti in sulphuric acid for a different parameter

    Review of Various Hydroxyapatite Coating Methods on SS316L Foam for Biomedical Application

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    Metallic biomaterials such as 316L stainless steel (SS316L) are widely used as an implant to replace the function of damaged bone, especially in hip or knee applications. However, many of them fail during a short period or have complications. The biocompatibility issues are the main factor that caused this failure. Thus, coating the SS316L with bioactive and biocompatible material is one of the promising techniques to enhance the biocompatibility and lifetime of the implant. This paper provides an overview of the SS316L foam coated hydroxyapatite (HA). Various methods of HA coating such as sol-gel, dip coating, electrophoretic deposition, plasma spraying, and pulse laser deposition applied on SS316L foam and their coating characteristics were investigated based on recent literature. SS316L foam coated HA using different coating methods were compiled and their basic properties were reported. Therefore, this paper will benefit future works on SS316L foam coated HA in a biomedical application
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