Article
Biophysics
Jisun Park, Su Jeong Lee, Tae Gon Jung, Jun Hee Lee, Wan Doo Kim, Jae Young Lee, Su A. Park
Summary: Three-dimensional (3D) bioprinting allows for precise fabrication of scaffolds for tissue engineering, particularly those supporting cell attachment and osteogenic differentiation essential for bone tissue regeneration. Coating PCL scaffolds with PDA and depositing HA nanoparticles, followed by BMP-2 immobilization, promotes osteoblast proliferation and differentiation for potential bone tissue engineering applications.
COLLOIDS AND SURFACES B-BIOINTERFACES
(2021)
Article
Materials Science, Multidisciplinary
Hadis Gharacheh, Murat Guvendiren
Summary: Currently available bone grafts are insufficient and lack tissue complexity. 3D bioprinting is an advanced technology that can develop vascularized bone tissue with complexity. This article reviews the technologies, bioinks, and strategies for vascularization in 3D bioprinting.
Article
Engineering, Biomedical
C. Vaquette, J. Mitchell, T. Fernandez-Medina, S. Kumar, S. Ivanovski
Summary: The study demonstrates that a highly porous, resorbable scaffold fabricated using additive manufacturing techniques enables reproducible extra-skeletal bone formation and prevents bone resorption. Additionally, it shows that additively manufactured biphasic scaffolds functionalized with BMP-2 facilitate dimensionally stable bone regeneration that supports dental implant osseointegration.
Article
Materials Science, Multidisciplinary
Ji Min Seok, Goeun Choe, Sang Jin Lee, Min-Ah Yoon, Kwang-Seop Kim, Jun Hee Lee, Wan Doo Kim, Jae Young Lee, Kangwon Lee, Su A. Park
Summary: The study demonstrates that using an ecofriendly mussel-inspired GO coating can effectively enhance the functionality and bioactivity of 3D-printed scaffolds. By regulating the amount of GO deposition and employing a non-toxic coating method, the surface properties are improved, aiding in promoting osteogenesis.
MATERIALS & DESIGN
(2021)
Article
Chemistry, Multidisciplinary
Julian Hengsteler, Barnik Mandal, Cathelijn van Nisselroy, Genevieve P. S. Lau, Tilman Schlotter, Tomaso Zambelli, Dmitry Momotenko
Summary: Electrochemical 3D printing has achieved a new breakthrough at the nanoscale, allowing for layer-by-layer manufacturing of 25 nm diameter conductive structures. By controlling the printing process, real-time adjustments of feature sizes and printing of tilted and overhanging structures are made possible.
Article
Medicine, Research & Experimental
Brian Chang, Ashley Cornett, Zahra Nourmohammadi, Jadan Law, Blaine Weld, Sarah J. Crotts, Scott J. Hollister, Isabelle M. A. Lombaert, David A. Zopf
Summary: The study evaluated the use of 3D-printed auricular scaffolds with and without cartilage inserts in a rodent model, showing that adding cartilage inserts can enhance clinical and histological outcomes.
Article
Materials Science, Multidisciplinary
Nazanin Baneshi, Bahareh Kamyab Moghadas, Adedotun Adetunla, Mohd Yusmiaidil Putera Mohd Yusof, Mohammad Dehghani, Amirsalar Khandan, Saeed Saber-Samandari, Davood Toghraie
Summary: This study developed a scaffold with ideal properties using freeze-drying technology to treat fractures and injuries, validated its bioactivity, and biocompatibility. Through bioactivity testing, cell behavioral, and antibacterial experiments, it was found that the titanium sample scaffold gradually degrades while supporting cell growth, preserving the mechanical properties of the implants.
JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T
(2021)
Review
Polymer Science
Nurulhuda Arifin, Izman Sudin, Nor Hasrul Akhmal Ngadiman, Mohamad Shaiful Ashrul Ishak
Summary: This article reviews the potential of photo-polymerization 3D printing technique in tissue engineering scaffold fabrication. It also compares this technique with other scaffold fabrication methods. Various parameter settings affecting mechanical properties, biocompatibility, and porosity behavior are discussed in detail.
Article
Chemistry, Multidisciplinary
Charlotte Garot, Georges Bettega, Catherine Picart
Summary: This paper reviews the state-of-the-art materials and AM techniques used in the fabrication of 3D-printed bone scaffolds in bone tissue engineering. The advantages and drawbacks of these materials and techniques are highlighted, with specific criteria for material selection identified. Different combinations of materials and AM techniques are found to be most relevant for specific clinical applications.
ADVANCED FUNCTIONAL MATERIALS
(2021)
Review
Biochemistry & Molecular Biology
Anh Tong, Roman Voronov
Summary: In 2020, the demand for organ transplants in the U.S was high, but only a limited number of donors resulted in a low transplantation rate. Microfluidic scaffolds offer a promising solution to the challenges faced in generating viable tissues and organs. However, there are still challenges in developing the appropriate biomaterials for these scaffolds.
FRONTIERS IN MOLECULAR BIOSCIENCES
(2022)
Article
Materials Science, Multidisciplinary
Amit Bandyopadhyay, Susmita Bose, Roger Narayan
Summary: This article reviews the impact of technological development on the manufacturing of biomedical devices and discusses the progress and regulatory issues of 3D printing biomaterials and medical devices.
Article
Engineering, Manufacturing
Ketan Thakare, Laura Jerpseth, Zhijian Pei, Bryan Tomlin, Hongmin Qin
Summary: The biological approach of using algae for copper removal offers advantages of low cost and environmental friendliness, but currently faces technological barriers. Experimental results demonstrate that hydrogel filters containing algae cells outperform those without algae cells in removing copper.
JOURNAL OF MANUFACTURING SCIENCE AND ENGINEERING-TRANSACTIONS OF THE ASME
(2021)
Review
Nanoscience & Nanotechnology
Dan Moldovan, Jaeyoo Choi, Youngwoo Choo, Won-Sik Kim, Yoon Hwa
Summary: Laser 3D manufacturing technologies show great potential in fabricating 3D structured electrochemical rechargeable batteries, offering excellent microstructure controllability, design flexibility, simplicity in process, and high energy and cost efficiencies for battery manufacturing.
Article
Chemistry, Applied
Tobias Kuhnt, Sandra Camarero-Espinosa
Summary: Cellulose nanomaterials (CNMs) have gained great attention for their abundant biopolymer, renewable nature, and outstanding mechanical properties, making them ideal candidates for tissue engineering applications. However, challenges remain in controlling nanoscale parameters that regulate cellular functions such as proliferation and differentiation.
CARBOHYDRATE POLYMERS
(2021)
Article
Automation & Control Systems
Trung Kien Nguyen, Bang Thi Le, Minh Thi Hong Nguyen, Van-Sang Pham, Truong Do, Phuong Tran, Lan Xuan Phung
Summary: This research develops and optimizes a novel design of a direct powder mini-screw extruder (DPSE) through numerical modeling analysis, which enables the printing of PCL-based composite scaffolds by utilizing a combination of PCL powder and other biomaterials. The high potential of the DPSE printer head in fabricating high-quality PCL-based composite scaffolds with minimal wastage and prolonged printability is demonstrated.
INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY
(2023)
Review
Chemistry, Physical
Mariusz Deja, Dawid Zielinski, Aini Zuhra Abdul Kadir, Siti Nur Humaira
Summary: The competitive industrial environment imposes high demands for manufacturing methods, with 3D printing technology being increasingly used in various industries for both prototyping and producing functional machine parts. This paper reviews the advancements and trends of abrasive machining using innovative 3D printed tools, showcasing their potential and impact on machining results. It also discusses the current limitations and future directions of 3D printed abrasive tools.
Review
Polymer Science
Nur Syahirah Mustafa, Nor Hasrul Akhmal, Sudin Izman, Mat Hussin Ab Talib, Ashrul Ishak Mohamad Shaiful, Mohd Nazri Bin Omar, Nor Zaiazmin Yahaya, Suhaimi Illias
Summary: This paper highlights the importance of designing an ideal scaffold for bone tissue engineering through predicting and simulating properties. It discusses the use of computational methods in designing unit cells of scaffolds, categorizes designs into non-parametric and parametric, and explores various structure types. Software for simulating and designing bone tissue scaffolds is also presented along with challenges and future work recommendations.
Review
Materials Science, Multidisciplinary
Norbaayah Ahmad Reza, Nor Hasrul Akhmal, Nor Akmal Fadil, Mohd Firdaus Mohd Taib
Summary: Acid corrosion is a problem involving acid solutions that can lead to over-etching and metal degradation. Conventional corrosion inhibitors have issues such as nitrites and chromates that can cause health and environmental problems. Organic green corrosion inhibitors, which form a protective layer to prevent metal dissolution, are being studied as alternatives.
Review
Polymer Science
Nurulhuda Arifin, Izman Sudin, Nor Hasrul Akhmal Ngadiman, Mohamad Shaiful Ashrul Ishak
Summary: This article reviews the potential of photo-polymerization 3D printing technique in tissue engineering scaffold fabrication. It also compares this technique with other scaffold fabrication methods. Various parameter settings affecting mechanical properties, biocompatibility, and porosity behavior are discussed in detail.
Article
Green & Sustainable Science & Technology
L. Thiruvarasu Letchumanan, Hamed Gholami, Noordin Mohd Yusof, Nor Hasrul Akhmal Bin Ngadiman, Anas A. Salameh, Dalia Streimikiene, Fausto Cavallaro
Summary: The Green Lean Six Sigma, as a business strategy in the Industry 4.0 era, is contributing to the circular economy by adopting the 3R concept. The key factors enabling its implementation in the context of Malaysian manufacturing industry have yet to be identified and evaluated. A structural model with five interconnected key factors and twenty-seven enablers has been established through systematic review and factor analysis to narrow the existing knowledge gap in the understudied context.
Article
Polymer Science
Ehsan Fallahiarezoudar, Nor Hasrul Akhmal Ngadiman, Noordin Mohd Yusof, Ani Idris, Mohamad Shaiful Ashrul Ishak
Summary: The study developed a three-dimensional scaffold for soft tissue engineering using digital light processing and ultra-hard and tough bio-resin. The mechanical properties and biocompatibility of the scaffold were evaluated, and it was found that the structure with 15% wt/v TPU/UHT and 1% gamma-Fe2O3 had the highest Young's Modulus. The scaffold containing gamma-Fe2O3 had a higher degradation rate but improved cell proliferation rate.
Article
Engineering, Electrical & Electronic
Waseem Alwan, Nor Hasrul Akhmal Ngadiman, Adnan Hassan, Syahril Ramadhan Saufi, Salwa Mahmood
Summary: Manufacturing processes in chemical, aerospace, and electronics industries have advanced, leading to the need for improved monitoring and detection of small process variations. Statistical process controls and control chart patterns have become popular for monitoring process variance. This study proposes an improved control chart pattern recognition method using an ensemble classifier consisting of five algorithms. The findings show that the proposed method enhances classification performance for patterns with mean changes of less than 1.5 sigma, and the ensemble classifier outperforms individual classifiers with a classification accuracy of 99.55% and an ARL1 of 11.94.
Article
Computer Science, Information Systems
Wahyudi Sutopo, Nida An Khofiyah, Muhammad Hisjam, Azanizawati Ma'aram
Summary: The purpose of this research is to develop a model for measuring the efficiency of the TTO incubation process performance to accelerate the commercialization of research results in universities. This research used the Data Envelopment Analysis (DEA) method to analyze the efficiency of TTO performance and proposed recommendations for TTO performance strategies. The research suggests that the efficiency measurement model is an alternative predictive way to increase the acceleration of commercialization.
APPLIED SYSTEM INNOVATION
(2022)
Article
Chemistry, Applied
Farasyafinaz Senusi, Salwa Mahmood, Nor Hasrul Akhmal Ngadiman, Muhamad Zameri Mat Saman
Summary: With the development of additive manufacturing technology, researchers have developed 3D bone tissue engineering scaffolds and focused on their potential environmental impacts. This study used a life cycle assessment model to evaluate the environmental impact of 3D bone tissue engineering scaffolds, including emissions of air, freshwater, saltwater, and industrial soil.
BIOINTERFACE RESEARCH IN APPLIED CHEMISTRY
(2022)
Review
Chemistry, Applied
Haziqatulhanis Ibrahim, Norazlianie Sazali, Wan Norharyati Wan Salleh, Nor Hasrul Akhmal Ngadiman, Nor Akmal Fadil, Zawati Harun
Summary: Carbon-based adsorbents, such as graphene and carbon nanotubes, are commonly used materials for separating heavy metals from water. Their adjustable surfaces make them ideal choices, and understanding the mechanisms of their adsorption is crucial for commercial applications. Further research on the properties, synthesis, and modifications of carbon-based materials is necessary for their effective use as adsorbents for hazardous metal ions.
BIOINTERFACE RESEARCH IN APPLIED CHEMISTRY
(2022)
Article
Management
Ehsan Fallahiarezoudar, Mohaddeseh Ahmadipourroudposht, Nor Hasrul Akhmal Ngadiman
Summary: This study aims to create an ergonomic design for monitoring rooms that can improve efficiency by providing a safe, functional, and comfortable environment for operators. Through systematic analysis and experiments, parameters affecting operator visual skills were evaluated and optimized. A quadratic empirical model was developed to find the optimal response time, resulting in a 28% reduction. The novelty of this work lies in the application of systematic statistical analysis and the regression model can be widely used for adjusting parameters based on various anthropometric data.
Article
Chemistry, Applied
Muhammad Azfar bin Noordin, Amir Putra bin Md Saad, Nor Hasrul Akhmal Ngadiman, Nur Syahirah Mustafa, Noordin bin Mohd Yusof, Azanizawati Ma'aram
Summary: Porosity is crucial in tissue engineering scaffolds as it affects biocompatibility and cell proliferation. Balancing porosity with mechanical properties is important in scaffold design. This study aimed to find a scaffold geometry that maintains high porosity while exhibiting good mechanical properties, using Circle and square geometries in Finite Element Analysis. The results showed that smaller pore size models had higher Young's Modulus while maintaining porosity above 80%.
BIOINTERFACE RESEARCH IN APPLIED CHEMISTRY
(2021)
Article
Chemistry, Applied
Nor Hasrul Akhmal Ngadiman, Raziff Zainal Abidin, Nur Ilyana Sahira Murizan, Noordin Mohd Yusof, Ani Idris, Aini Zuhra Abdul Kadir
Summary: This study investigated the effect of different PEG and UHT concentrations under UV-A and visible light wavelengths on curing time in VAT photopolymerization 3D printing. Optimal curing times were identified for both light sources, with potential implications for future innovation in the field.
BIOINTERFACE RESEARCH IN APPLIED CHEMISTRY
(2021)
Article
Business
Yusaini Hisham Mohamed, Abdul Rahman Abdul Rahim, Azanizawati Ma'aram
Summary: This study explores the relationship between the halal food supply chain and halal integrity assurance (HIA) through quantitative data collection and emphasizes the importance of supply chain in the halal industry. The findings suggest that a high focus on supply chain business processes and network structure in the halal industry will lead to better HIA.
JOURNAL OF ISLAMIC MARKETING
(2021)