A transition towards sustainable engineering materials is vital in reducing the environmental footprint of contemporary infrastructure and manufacturing activities. The present research delves into sustainable material usage, examining key parameters such as cost-effectiveness, availability, durability, recyclability, and environmental footprint. Alternatives such as recycled metals, bamboo, natural fibre composites, and bioplastics are promising alternatives to traditional … Read more

Using sustainable materials in engineering can decrease the impacts caused by climate change, pollution, and resource depletion. The study highlights how innovations such as bamboo, hempcrete, and bioplastics offer environmentally responsible alternatives to conventional materials by examining renewable, recycled, and biodegradable materials. The article is entirely based on secondary sources, including journals, articles, academic books, … Read more

Both resource usage and greenhouse gas emission problems are significant problems worldwide, and these problems emphasize the need for engineering materials for environmental sustainability. The research uses case studies and Life Cycle Assessment (LCA) to select alternative materials such as geopolymer concrete, hempcrete, recycled metals, bamboo, engineered wood and bioplastics.

Communication barriers remain a critical challenge for individuals with speech impairments, often limiting their ability to interact with their environment and control everyday devices. Existing assistive technologies mainly rely on voice, touch or gesture-based interfaces, which may not be suitable for all users due to physical or cognitive limitations. In this paper propose a novel … Read more

Intelligent packaging materials have emerged as a significant innovation in the fruit and vegetable manufacturing industry, offering the potential to improve product quality, enhance food safety, and extend shelf life. The technology, including components like sensors, indicators, and Radio Frequency Identification (RFID) tags, provides real-time insights into the condition of packaged produce by monitoring parameters … Read more

Sri Lanka is home to a diverse array of nutritionally rich vegetables, many of which are underutilized due to limited public awareness of their health benefits. This study aimed to assess the level of awareness regarding underutilized vegetables (UUVs) within the Ranawana West Grama Niladhari Division of the Harispattuwa Divisional Secretariat in the Kandy District … Read more

This study investigates the influence of English language proficiency, academic stream, and digital skills on the higher education preferences and career aspirations of pre-university students in Sri Lanka. Using data mining techniques in WEKA 3.8.6, the Apriori, RandomTree, and REPTree algorithms were applied to identify correlations and predictors. Results revealed English proficiency and coding ability … Read more

The construction industry is a key driver of economic growth in Sri Lanka. However, the current economic crisis has significantly impacted the industry, resulting in reduced investment, delayed payments, and project cancellations. These challenges have led to increased stress levels among construction labourers, posing a threat to their well-being and the industry’s sustainable growth and … Read more

While Elemental Cost Planning (ECP) is widely adopted in international construction, its integration with Building Information Modeling (BIM) remains underdeveloped in Sri Lanka. This study aims to address the absence of a standardised, automated, and NRM 01-compliant BIM-ECP solution by developing a functional Revit-based plugin capable of producing accurate, region-sensitive cost estimates. As the design … Read more

University students may be vulnerable to food insecurity (FI) due to lower purchasing power, increasing housing and food costs. Due to economic crisis affordability may be low. The purpose of this article is to review the food insecurity in university students. This is a mini review on a few papers, research and articles according to … Read more

The increasing environmental degradation caused by traditional engineering materials has led to a global shift toward sustainable alternatives. This paper explores the role of sustainable engineering materials in reducing environmental impact across sectors such as construction, manufacturing, and energy. It provides a comprehensiveanalysis of the life cycle of sustainable materials, highlights the environmental harm of … Read more

Wi-Fi backscatter communication offers a compelling solution for ultra-low-power and battery-free communication systems, especially within the Internet of Things (IoT) domain. By repurposing existing Wi-Fi infrastructure and ambient signals, backscatter systems achieve energy-efficient communication by reflecting signals rather than generating them. This review consolidates the current landscape of Wi-Fi backscatter technologies and highlights key areas … Read more

The escalating demand for efficient and secure attendance management systems has driven innovation beyond traditional manual methods, which are inherently prone to inaccuracies, inefficiency, and fraud. Artificial intelligence (AI)-driven facial recognition emerges as a transformative solution, offering real-time, non-intrusive, and highly accurate identification. This review paper synthesizes the current state of research in real-time face … Read more

Recent advances in packaging technology have given rise to the concept of intelligent packaging, which incorporates various sensing and communication capabilities to enhance product safety, quality, and consumer engagement. This paper reviews the latest trends in intelligent packaging, focusing on innovations that improve shelf-life monitoring, provide real-time information to consumers, and contribute to sustainability.

This review examines low-power techniques critical for the implementation of Micro Electromechanical Systems (MEMS)-based shock and vibration sensing systems in remote, long-term monitoring applications. The primary aim is to identify, assess, and compare strategies for reducing power consumption in sensor interfaces, signal conditioning, microcontroller units, wireless communication, and energy harvesting systems. The scope includes ultra-low-power … Read more

Rooftop Rainwater Harvesting (RWH) systems are critical interventions for addressing water scarcity in climate-vulnerable, water-stressed regions. In Sri Lanka’s dry zone, these systems have been promoted for over two decades to support communities facing seasonal droughts and limited access to surface water. This study evaluates the performance and socio-environmental impact of RWH systems in the … Read more

Nanomaterials are commonly known as materials engineered with at least one dimension less than 100 nm in size. Due to these nanoscale dimensions, nanomaterials exhibit significantly different physicochemical properties compared to their bulk counterparts. […] This mini review critically examines “green synthesis” as a sustainable and eco-friendly approach for nanomaterial fabrication. This mini review clarifies … Read more

Global warming is rising at an unprecedented rate. This rapid increase is primarily due to human activities and the widespread use of fossil fuels for energy. […] This research paper examines a range of sustainable engineering materials, including advanced materials, biomaterials, recycled plastics and reclaimed wood, focusing on their properties and applications. It also highlights … Read more

This review paper provides a general overview of Organic Solar Cells (OSCs), more precisely their instability and commercialization challenges. […] Despite significant advances made, with power conversion efficiencies (PCEs) over 20% under laboratory conditions, the biggest challenge for wide-scale commercialization remains poor device stability and scalability. […] Notably, the synergistic effect of optimizing the active … Read more

The paper explores the joint optimization of beamforming and phase shifts in Intelligent Reflecting Surface (IRS)-aided Non-Orthogonal Multiple Access (NOMA) systems within the context of 6G networks. We propose a novel algorithm that optimizes the beamforming vectors at the base station (BS) and the phase shifts at the IRS to maximize the sum rate of … Read more