A5008838623- ZnO doping and properties
- Advanced Sensor and Energy Harvesting Materials
- Gas Sensing Nanomaterials and Sensors
- Nanoparticle-Based Drug Delivery
- Advanced battery technologies research
- Ga2O3 and related materials
- Quantum Dots Synthesis And Properties
- Graphene and Nanomaterials Applications
- Anodic Oxide Films and Nanostructures
- Nanoporous metals and alloys
- Polymer Surface Interaction Studies
- Electronic and Structural Properties of Oxides
- Advanced Thermoelectric Materials and Devices
- Electrospun Nanofibers in Biomedical Applications
- Electrocatalysts for Energy Conversion
- Innovative Microfluidic and Catalytic Techniques Innovation
- Immune cells in cancer
- Transition Metal Oxide Nanomaterials
- Ferroelectric and Piezoelectric Materials
- Cellular Mechanics and Interactions
- Semiconductor materials and devices
- Block Copolymer Self-Assembly
- 3D Printing in Biomedical Research
- Aerogels and thermal insulation
- Advanced Nanomaterials in Catalysis
UNSW Sydney
2019-2025
University of Tehran
2023
Abstract The use of cell‐mediated chemistry is an emerging strategy that exploits the metabolic processes living cells to develop biomimetic materials with advanced functionalities and enhanced biocompatibility. Here, a concept catalytic process for forming protective nano‐shells on individual probiotic demonstrated. This leveraged by cell environment induce oxidative polymerization phenolic compounds, simultaneously these polymers assemble form nano‐coatings around surfaces. detailed...
The introduction of trace impurities within the doping processes semiconductors is still a technological challenge for electronics industries. By taking advantage selective enrichment liquid metal interfaces, and harvesting doped oxide semiconductor layers, complexity process can be mitigated high degree control over outcomes achieved. Here, mechanism natural filtering preparation 2D semiconducting sheets based on different migration tendencies metallic elements in bulk competing enriching...
Gallium (Ga) compounds, as the source of Ga ions (Ga3+), have been historically used anti-inflammatories. Currently, widely accepted mechanisms anti-inflammatory effects for Ga3+ are rationalized on basis their similarities to ferric (Fe3+), which permits bind with Fe-binding proteins and subsequently disturbs Fe homeostasis in immune cells. Here contrast classic views, our study presents by delivering nanodroplets (GNDs) into lipopolysaccharide-induced macrophages exploring processes. The...
Zinc gallate (ZnGa2O4) has recently emerged as a promising wide-band-gap material for light-emitting and power electronic devices. This study investigates the impact of cation site inversion on luminescence photocatalytic properties ZnGa2O4. High-quality nanoplates ZnGa2O4 with pure spinel phase, lateral dimensions up to 10 μm, thicknesses around 40 nm are synthesized via hydrothermal reaction. Photoemission Raman spectroscopies reveal significant inversion, where Ga3+ ions occupy...
Although it remains unexplored, the direct synthesis and expulsion of metals from alloys can offer many opportunities. Here, such a phenomenon is realized electrochemically by applying polarizing voltage signal to liquid alloys. The induces an abrupt interfacial perturbation at Ga-based alloy surface results in unrestrained discharge minority elements, as Sn, In, Zn, alloy. We show that this occur either changing tension or inducing reversible redox reaction alloys' interface. expelled...
Transforming natural resources to energy sources, such as converting CH4 H2 and carbon, at high efficiency low cost is crucial for many industries environmental sustainability. The temperature requirement of conversion regarding the current methods remains a critical bottleneck their practical uptake. Here we report an approach based on gallium (Ga) liquid metal droplets, Ni(OH)2 cocatalysts, mechanical input that offers low-temperature scalable into carbon. Mainly driven by triboelectric...
Abstract Liquid–liquid interfaces of liquid alloys with electrolytic solutions present fertile platforms for realizing exciting interfacial phenomena that can be devised to process and produce nanomaterials. Here, such an interface is established by immersing a gallium–bismuth binary alloy into aqueous electrolytes. It shown the application negative voltage this results in rapid complete liberation bismuth nanostructures from gallium. The set conditions govern chemistry adjusted control...
Low melting point eutectic systems, such as the gallium-indium (EGaIn) alloy, offer great potential in domain of nanometallurgy; however, many their interfacial behaviors remain to be explored. Here, a compositional change EGaIn nanoalloys triggered by polydopamine (PDA) coating is demonstrated. Incorporating PDA on surface renders core-shell nanostructures that accompany Ga-In phase separation within nanoalloys. The shell keeps depleting Ga3+ from when synthesis proceeds, leading...
Mitigation of the health hazards caused by Pb is necessary. A liquid metal-based synthesis method delivers unit-cell-thick layers PbO with comparable piezoelectric response and band gap to PZT thick films while posing reduced toxicity.
Molybdenum dioxide (MoO2), considering its near-metallic conductivity and surface plasmonic properties, is a great material for electronics, energy storage devices biosensing. Yet to this day, room-temperature synthesis of large area MoO2, which allows deposition on arbitrary substrates, has remained challenge. Due their reactive interfaces specific solubility conditions, gallium-based liquid metal alloys offer unique opportunities synthesizing materials that can meet these challenges....
A liquid gallium–polydopamine composite was synthesised and utilised as a soft biocompatible electrode for cell culture by electro-stimulation increasing the proliferation rate of model animal fibroblasts.
Abstract The emergence of ferroelectricity in two‐dimensional (2D) metal oxides is a topic significant technological interest; however, many 2D lack intrinsic ferroelectric properties. Therefore, introducing asymmetry provides access to broader range materials within the family. Here, generation SnO by doping material with Hf 0.5 Zr O 2 (HZO) demonstrated. A liquid process as strategy for preparation HZO‐doped robust characteristics implemented. This technology takes advantage selective...
Facile synthesis of a copper oxide–liquid metal composite.
Liquid metals and alloys with high-aspect-ratio nanodimensional features are highly sought-after for emerging electronic applications. However, high surface tension, water-like fluidity, the existence of self-limiting oxides confer specific peculiarities to their characteristics. Here, we introduce a accuracy nanometric three-dimensional pulling stretching method fabricate liquid-metal-based nanotips from room- or near-room-temperature gallium-based alloys. The rate step size were controlled...
Abstract Gallium (Ga), a low‐melting‐point liquid metal with soft, metallic, and biocompatible properties, offers many possibilities. However, the potential of composites that integrate Ga biomacromolecules, combining their biocompatibility, elasticity, conductivity, has not been thoroughly explored, which is gap for advancing these in various applications. In parallel independently, protein self‐assembled l.,;3bhnanofibrils have attracted great interest as building blocks functional...
Nanoporous thin films (NPTFs) of noble metals are known for their exceptional durability, biocompatibility, and enlarged yet modifiable surface in broad biosensing applications. However, it remains challenging to devise a viable NPTF fabrication method that is generally applicable different types generating micro/nanopatterns. Here, we present liquid-metal-based approach transforming metal lithographically formed patterns into NPTFs with mesoscale pores. For this purpose, gallium (Ga)-based...
Abstract Many different types of inorganic materials are processed into nano/microparticles for medical utilization. The impact selected key characteristics these particles, including size, shape, and surface chemistries, on biological systems, is frequently studied in clinical contexts. However, one the most important basic their density, yet to be investigated. When particles designed drug delivery, highly mobile macrophages major participants cellular levels that process them vivo. As...
Post-transition metal-based liquid alloys are emerging as media for undertaking chemical reactions.
Liquid metals can be surface activated to generate a controlled galvanic potential by immersing them in aqueous solutions. This creates energized liquid–liquid interfaces that promote interfacial chemical reactions. Here we utilize this phenomenon of liquid deposit thin films tin-doped tellurium onto rigid and flexible substrates. is accomplished exposing precursor solution Sn2+ HTeO2+ ions. The ability paint substrates enables us fabricate supercapacitor electrodes metal with an intimately...
Abstract Smart drug delivery systems have attracted a lot of attention as one the new treatment methods for cancer. In this study, smart system carrying anticancer drugs was obtained by intelligent synthesis glucosamine (GA)‐functionalized graphene oxide (GO)‐based iron nanoparticles (Fe 3 O 4 @GO‐GA) using Hummers and chemical co‐precipitation processes. Nanohybrids high surface area (280.26 m 2 /g) superparamagnetic behaviour (Ms = 26.017 emu/g), indicating significant loading capacity...
Liquid metal-electrolyte can offer electrochemically reducing interfaces for the self-deposition of low-dimensional nanomaterials. We show that implementing such from multiprecursors is a promising pathway achieving nanostructured films with combinatory properties and functionalities. Here, we explored liquid metal-driven interfacial growth metal tellurides using eutectic gallium-indium (EGaIn) as cation pairs Ag+-HTeO2+ Cu2+-HTeO2+ precursors. At EGaIn-electrolyte interface, precursors were...