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CityU joint research creates 3D-printed aluminium alloy with unprecedented fatigue resistance

A team of researchers from City University of Hong Kong and Shanghai Jiao Tong University has developed a novel aluminium alloy with unprecedented fatigue resistance using advanced 3D printing techniques. The new alloy, called NTD-Al, surpasses the fatigue strength of high-strength wrought Al alloys and conventional metals.

SourceCity University of Hong Kong·JournalNature Materials·TypeExperimental study·DateOct 24, 2023

The past and present of 3D-printed critical materials for rechargeable batteries

Recent research highlights the excellent electrochemical performance of critical 3D printing materials in rechargeable batteries. The study outlines the typical characteristics of major 3D printing methods used in fabricating electrochemical energy storage devices and discusses crucial materials for 3D printing of rechargeable batterie...

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateOct 7, 2023

An all-in-one surface design of copper nanowire assemblies to achieve ~100% defrosting efficiency

Scientists create a design that enables simultaneous presentation of photothermal, thermal conductive, and superhydrophobic properties, achieving record-high defrosting efficacy. The innovative assembly enhances de-icing and defrosting efficiency, reducing overall defrosting durations by 2-3 times.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateAug 28, 2023

NTU Singapore scientists develop a sustainable method to produce lactic acid, indispensable in industrial food production, using waste jackfruit seeds

Scientists at Nanyang Technological University have developed a sustainable method to produce lactic acid using discarded jackfruit seeds. The new process is cheaper and more efficient, reducing waste and environmental impact while addressing rising production costs.

SourceNanyang Technological University·JournalJournal of Functional Foods·TypeExperimental study·DateAug 24, 2023

Layered and traditional semiconductors heterogenous integration open door for post Moore era

Scientists have demonstrated techniques to fabricate layered semiconductors with suitable bandgap and band structure, offering a new class of materials in photoelectronic applications. Heterogeneous integration of TMDs and traditional semiconductors enables the exploration of next-generation electronic and optoelectronic devices.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateAug 16, 2023

Technology advance could expand the reach of 3D nanoprinting

Researchers develop low-cost 3D nanoprinting system with nanometer-level accuracy for printing microlenses, metamaterials, and micro-optical devices. The system uses a two-step absorption process and integrated fiber-coupled laser diode, making it accessible to scientists beyond optical experts.

SourceOptica·JournalOptics Letters·DateAug 9, 2023

Go with the flow

Researchers at the University of Tokyo have developed a continuous-flow manufacturing method for producing cefazolin, an essential antibiotic. This new approach reduces time, cost and waste, making it ideal for flexible production and improving global health access.

SourceUniversity of Tokyo·JournalBulletin of the Chemical Society of Japan·TypeExperimental study·DateAug 6, 2023

Unveiling the potential of radiofrequency-operated 2D biochemical sensor in the internet-of-things era

Researchers have developed ultra-thin and flexible 2D biochemical sensors with high sensitivity for detecting target substances, revolutionizing sensing technology. However, integrating these sensors into comprehensive systems for large-scale industrial manufacturing poses significant challenges.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJul 27, 2023

Enhanced light absorption in thin silicon photodetectors with photon-trapping structures

A new approach boosts light absorption in thin silicon photodetectors with photon-trapping structures, increasing the absorption efficiency over a wide band in the NIR spectrum. The findings demonstrate a promising strategy to enhance the performance of Si-based photodetectors for emerging photonics applications.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics Nexus·DateJul 26, 2023

Staying sharp: Researchers turn to an everyday shop tool to study how materials behave

A team of researchers at Texas A&M University is developing a new method for understanding metal behavior under extreme conditions using metal cutting, a traditional manufacturing tool. The process involves shearing or deforming the metal to extreme levels under high rates and can provide fundamental information on material strength an...

SourceTexas A&M University·JournalProceedings of the Royal Society A Mathematical Physical and Engineering Sciences·DateJul 18, 2023

Scientists developed 180% relative bandwidth microwave absorber by ultrafast UV laser

Researchers developed a new approach to create a wideband microwave absorption metamaterial using ultraviolet lasers, achieving high absorption performance and control over electrical and magnetic properties. The process enables mass production of complex structures without post-treatment.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJul 11, 2023

Potent greenhouse gas produced by industry could be readily abated with existing technologies

Researchers have found that industrial sources of nitrous oxide emissions can be readily abated with existing technology. The study suggests that low-cost technologies already exist to reduce nitrous oxide emissions to nearly zero, providing a double benefit for the environment and humanity by also protecting the ozone layer.

Will robotic assisted in situ bioprinting become the next generation of surgical modality for cartilage repair?

The technique has the potential to overcome major shortcomings associated with conventional bioprinting, allowing real-time wound treatment and immediate anastomosis with native tissue. However, challenges remain, including integration with surrounding tissues and limited access to defect sites in articular joints.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJun 25, 2023

Creating artificially engineered organs could become quicker and easier

Researchers have developed a new manufacturing pipeline to simplify and advance high-value manufacturing of tissue-compatible organs, reducing costs and increasing efficiency. This breakthrough aims to address the dire need for artificially engineered organs and tissue grafts, potentially saving thousands of lives in the UK.

SourceUniversity of Huddersfield·JournalAdvanced Healthcare Materials·TypeImaging analysis·DateJun 12, 2023

A novel method for squeezing molecules together could significantly reduce chemical manufacturing waste and its negative environmental impacts

Scientists have developed a novel mechanochemistry method that can manufacture chemicals without toxic solvent waste, reducing energy consumption and pollution. The technique uses organic chemistry and nanotechnology to push molecules together and create chemicals.

SourceAdvanced Science Research Center, GC/CUNY·JournalScience·TypeExperimental study·DateJun 8, 2023

From functional to intelligent: laser powder bed fusion additive manufactured NiTi shape memory alloys

Researchers at Huazhong University of Science and Technology have developed a systematic review of laser powder bed fusion (LPBF)-fabricated NiTi alloys. The study highlights the effect of process parameters on printability, mechanical properties, and functional behaviors of NiTi shape memory alloys. These findings provide evidence for...

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJun 5, 2023

Simultaneous multi-material embedded printing for 3D heterogeneous structures

Researchers developed a novel printing method that controls the precise deposition of bioink in embedding medium, achieving accurate and homogeneous structures. The method enables the creation of complex three-dimensional structures with multiple materials, which has potential applications in manufacturing heterogeneous tissue models.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJun 5, 2023

New ‘designer’ titanium alloys made using 3D printing

Researchers have developed strong and ductile titanium alloys by integrating alloy and 3D-printing process designs, enabling new sustainable applications in aerospace, biomedical, and energy technologies. The breakthrough utilizes circular economy thinking to produce alloys from industrial waste and low-grade materials.

SourceRMIT University·JournalNature·TypeExperimental study·DateMay 31, 2023

High-quality 2D films could be one-drop away

Researchers at Nagoya University have developed a new technology to fabricate high-quality nanosheet films in about one minute. The method uses an automated film-forming process that produces neatly tiled monolayer films with no gaps between the nanosheets.

SourceNagoya University·JournalACS Applied Materials & Interfaces·DateMay 19, 2023

Communities of color disproportionately exposed to PFAS pollution in drinking water

A new study links disproportionate siting of PFAS sources near watersheds serving communities with higher proportions of Black and Hispanic/Latino residents. The research suggests that regulating PFAS releases and ensuring safe drinking water is crucial in protecting public health, particularly in vulnerable communities.

SourceHarvard T.H. Chan School of Public Health·JournalEnvironmental Science & Technology·TypeObservational study·DateMay 15, 2023

Rooftop solar panels could power one third of US manufacturing sector

A new study reveals that rooftop solar arrays can meet the entire electricity demand of up to 35% of US manufacturers, currently accounting for only 2.2% of the grid mix. The research investigates the feasibility of on-site solar panel installations across different regions and manufacturing sectors in the US.

SourceIOP Publishing·JournalEnvironmental Research Infrastructure and Sustainability·DateMay 11, 2023

Using plants as factories for green drug production

Scientists have engineered plants to produce peptides with antibiotic activity against drug-resistant pathogens, which also enhances stability and prolongs activity. The resulting plants yield potent drugs at significantly lower costs than traditional methods, making them an environmentally friendly option for pharmaceutical production.

Drug industry’s carbon impact could be cut by half

A new study from Cornell University found that the pharmaceutical industry can significantly reduce its environmental impact. The study analyzed the full life cycle of the HIV antiretroviral drug Tenofovir Disoproxil Fumarate (TDF) and found that energy usage is the biggest contributor to carbon emissions, accounting for up to 45% of t...

SourceCornell University·JournalACS Sustainable Chemistry & Engineering·DateMay 8, 2023