High temperature magnetic topological insulators

Article in Nature, Vol. 533, Issue 7604, pp. 513, “A high temperature ferromagnetic topological insulating phase by proximity coupling”   Summary of article: Bi2Se3 and EuS adatom bilayer was shown to exhibit topological insulating and magnetic properties. Topological insulator is a class of relatively new materials where the properties of the material differs between the … More High temperature magnetic topological insulators

Computational chemistry for investigating materials’ properties

Perspective article in Science, Vol. 354, Issue. 6309, pp. 180-181, “Making the most of materials computations”   Summary of article: Density functional theory (DFT) is the most popular ab initio (or from first principles) computational chemistry method for investigating interactions between small number of atoms and molecules. Advances in computational resources and algorithms together with … More Computational chemistry for investigating materials’ properties

Surface functionalization for improving the efficiency and stability of perovskite solar cells

Article in Science, Vol. 354, Issue, 6309, pp. 203-206, “Improving efficiency and stability of perovskite solar cells with photocurable fluoropolymers”   Summary of article: Efficiency of fluoropolymer coating on solar cells in absorbing solar photons in evaluated in this article. Perovskite solar cells, as a class of photovoltaic materials suffer from poor stability under normal … More Surface functionalization for improving the efficiency and stability of perovskite solar cells

Seamless mesh innovation from New Balance in Graphic Trainer 711v2

New Balance just came out with a significant innovation in mesh design and manufacturing capability in a form beautifully articulated by its Graphic Trainer 711v2 (Figure 1). Figure 1: New Balance Graphic Trainer 711v2 sports a new look upper mesh that seamlessly integrates the toebox with the rest of the upper mesh in a one … More Seamless mesh innovation from New Balance in Graphic Trainer 711v2

How to make perovskite solar cells more stable?

Commentary article in Nature, Vol. 544, Issue. 7649, pp. 155-156, “Make perovskite solar cells stable”   Summary of article: Since its inception, perovskite solar cells have achieved quantum leaps in light conversion efficiencies from 2.2% in 2006 to 22.1% in 2016; however, their durability remains significantly less than those of conventional silicon solar photovoltaics. Hence, … More How to make perovskite solar cells more stable?

Carbon fibre as material of construction for car axle and suspension?

During my travel around Singapore delivering plastic bags to various shops, I noticed that there is a nascent trend of using carbon fibre as material of construction for cars’ axles and suspension unit. Specifically, while carbon fibre is a strong material capable of withstanding significant amount of load before failure, its catastrophic mode of failure … More Carbon fibre as material of construction for car axle and suspension?

Feasibility of using aluminium as an alloy to steel in cars manufacturing

Casting a glance at the types and make of automobiles present on Singapore streets, I realized that cars in the city state is increasingly larger and with bigger engine capacity. Compared to the situation ten years ago, cars in Singapore have indeed gone a step up in weight and size. But, what accounts for the … More Feasibility of using aluminium as an alloy to steel in cars manufacturing

Unique injection molding technology from New Balance

Foam and its encapsulation are major technologies of any running shoe company. New Balance running shoes come with three main types of foam: Fresh Foam, Vazee, and N2. In terms of encapsulation, it is Fresh Foam that offers tantalizing views of a major technological breakthrough in running shoe foam technology.   Specifically, closer examination of … More Unique injection molding technology from New Balance