Corrosion properties of Ag and Au nanoparticles in water-based environment were compared using electrochemical techniques hyphenated with quartz-crystal microbalance. In addition, quantum chemical calculations of Ag nanoparticles and Ag nanoparticles/ascorbic acid hybrid sy [....] » Read More
If alkali metals such as Li, Rb, K, Na, Cs, …etc. (referred to as A in general) are present in the neighborhood of the probing element (M) on a sample surface, quasi-molecular ions can be formed by the attachment of these alkali ions [(MA)+ formation] in the Secondary Ion [....] » Read More
Most advanced composites currently available are made using non-degradable polymeric resins such as epoxies, esters, polyurethane, etc., and high strength and/or high stiffness fibers such as graphite, aramids, and glass, designed for long term durability. While they have desirab [....] » Read More
Quantum dots (QDs) are nano-sized semiconductor crystals that are highly utilized for research and medical purposes. Although recent studies have hinted at the toxicity of QDs, their impact on fungal cells remains unclear. Instead of relying on each biochemical assay to assess [....] » Read More
The Eucommia ulmoides gum (EUG) is an isomer of natural rubber (NR). The overall properties are enhanced by the unique trans-configuration. According to reported articles, the EUG has excellent miscibility with other polymers, which means the potential application in aircraft in [....] » Read More
The low thermal diffusivity and high thermal strength of INCONEL materials are useful in the construction of equipments of electrical power plant, chemical vessels, gas turbines and nuclear reactors. For machining of such hard materials, there is a need for heavy-duty machining e [....] » Read More
A novel approach for the improved treatment of cancer in the framework of radiation therapy will by presented, including a comparison to traditional cancer treatment schemes. This approach is about UV emitting LuPO4:Pr3+ nanoparticles in contact to cancer cell lines. Those nanopa [....] » Read More
Miniaturization of electronics devices creates a strong desire to place capacitors on the circuit board in the form of integrated passive components. To realize this, lot of research is being carried out by several researchers to develop polymer ceramic composites with high diele [....] » Read More
In this presentation, joining of broken multiwalled carbon nanotubes (MWCNTs) via an electron beam-induced deposition technique is discussed. Current-induced breakdown caused by Joule heating was achieved by applying an appropriate sweep voltage. Scanning electron microscopy imag [....] » Read More
The aim of the present work was to prepare and characterization of atazanavir loaded nanostructured lipid carriers, Atazanavir (ATV), chosen is a BCS class II drug with poor water solubility and high permeability (log p of 4.11). In adults, ATV-recommended therapeutic dose is 400 [....] » Read More
Two-dimensional (2D) atomic crystals have attracted intense recent interest in science and engineering due to their rich and tunable electronic, optical, mechanical, chemical, thermal and magnetic properties. These atomically thin materials, with a nearly perfect crystalline stru [....] » Read More
The High Voltage Glow Discharge Electron Guns (HVGDEG) are widely used in industry for obtaining the coating from chemically-complex ceramics, including advanced nanocoatings [1, 2]. The main advantages of applying such type of electron guns for providing Physical Vapor Depositio [....] » Read More
The Silver Nanotechnology Working Group (SNWG) (2009-2019) was a small group of companies with interests in using nanosilver in products. The team consisted of an interesting cross-section of toxicologists, advanced material scientists, chemists, and other silver and nanosilver s [....] » Read More
ZnO is considered as the most important chemical compounds due to their distinctive properties owing to its wide band gab and large exciton binding energy. It is well known that the structural and the optical properties of ZnO differ by different methods of preparation. X-ray dif [....] » Read More
Liposomes, with their ability to incorporate molecules of different polarity, are particularly suitable for the delivery of drugs, proteins and other bioactive molecules. Nevertheless, first-generation vesicles suffer from some limitations including physical instability, short in [....] » Read More
The recent study deals with the chemical oxidative polymerization of pyrrole and methyl anthranilate, Ppy-MA, in different molar ratios in high yields. The polymerization occurs in the presence of H2O2 and FeSO4. Subsequently, electrically conducting nanocomposites Ppy-MA/TiO2 we [....] » Read More
The microbial fuel cell (MFC) is a biotechnology that utilises bacteria to create clean and renewable electrical energy by oxidising organic substances in wastewater and represents a promising alternative for generating power. The performance of MFCs is currently limited by the c [....] » Read More
Heavy metal contamination brought about by industrialization severely affects soils and groundwater sources. Elevated heavy metal concentrations in soils can cause toxic effects on living organisms by direct exposure or by entering into the food chain. Immobilization is a soil re [....] » Read More
Very recently, we have invented a new optimization concept namely Dhouib-Matrix (DM) in order to solve combinatorial problems. DM gathers several approximative methods subdivided into two categories heuristics and metaheuristics. We design and develop several heuristics in order [....] » Read More
Alkaline water electrolysis is a well-established technology for hydrogen production. If the required electricity comes from renewable energy sources (e.g., solar, wind), green hydrogen will be generated. Improving hydrogen (HER) and oxygen evolution reaction (OER) efficiency is [....] » Read More
There is an increased interest in efficient green chemistry because it involves clean technology and is environmentally friendly/benign, economic and simple. In this study, a bio-derived precipitating agent/ligand, palm kernel oil, has been used as an alternative route for the gr [....] » Read More
Nanotechnology is a novel tool used in targeted therapies, e.g. anticancer treatment or in cosmetology for modification of active substances with carrier molecules. Cosmetic law is naturally very cautious about “nano-products”, taking care of consumer’s safety. [....] » Read More
Single-Phase (La1-xPrx)0.7Sr0.3MnO3 (x= 0.0, 0.2, 0.4, 0.6, 0.8 and 1.0) nanoparticles perovskites were synthesized by the sol-gel method followed by sintering at 700 oC for 5 h. The X-Ray diffraction rietveld refinement revealed that samples with x=0.0, 0.2 and 0.4 formed a sing [....] » Read More
Report discussed some unconventional electromagnetics properties of nanographite (NG) films which reminiscent room temperature superconductivity. NG film is the composite of 20-30Å graphite clusters embedded in amorphous matrix. At such a small dimension the superconductivi [....] » Read More
Thermal treatments of amorphous alloys are known to cause structural relaxation which is followed by an evaluation of the magnetic anisotropy and saturation magnetostriction. In this work, we investigated the effect of annealing with a temperature close to the onset of the crysta [....] » Read More
The extensive research that we have undertaken has led to the development of a new drug specifically aimed at treating Alzheimer's disease using the liposomal drug Lipochrome. It has been widely published that the treatment of Alzeimer’s disease is unsuccessful using [....] » Read More
It is presented an approach for texturing of gas sensitive nanocoatings by using surface acoustic wave (SAW) phenomenon. This approach enhanced the performance of the precise SAW based gas sensors due to the increased specific area of the nanocoating, induced during its growth ov [....] » Read More
Nanotechnology is the manipulation, fabrication and designing of individual atom, molecule or restructuring of matter at nano-scale range. The ultra-fined particles within 1 to 100nm diameter are termed as nanoparticles. The nano-equipments including nanoparticles, nanocapsules e [....] » Read More
A chemically treated luffa sponge (LS) derived from the ripe fruit of the Luffa cylindrica (LC) plant was investigated as an efficient solar photothermal conversion material for water purification applications for the very first time. Hydrophilicity and solar absorbance of the LS [....] » Read More
Photoalignment and photopatterning has been proposed and studied for a long time. Light is responsible for the delivery of energy as well as phase and polarization information to materials systems. It was shown that photoalignment liquid crystals by azodye nanolayers could provid [....] » Read More
The energy transfer and radar waves are effective thanks to optoelectronic materials. In recent technology, Helicenes, marine sponge components and helical molecules are ideal candidates for the realization of circular waveguides. A fingerprint design of four chiral/helical nanos [....] » Read More
Traditionally a disease has been defined by its clinical presentation and observable characteristics, not by the underlying molecular mechanisms, pathways and systems biology-related processes specific to a particular patient (ignoring persons-at-risk). A new systems approach to [....] » Read More
Food adulteration is a serious concern all over the world as it has a significant impact on customers' health, religion, lifestyle, and economy. In the previous decade, several food fraud instances have emerged, emphasising the necessity of food authenticity. Therefore, the d [....] » Read More
Novel nanostructured materials have attracted intense research interests in the field of electrochemical catalysis. Many efforts have been devoted to achieving novel nanostructured materials, among which the regulation of reaction kinetics plays a key role in constructing unconve [....] » Read More
Currently, the creation of biosensors compatible with CMOS IC technology is of practical interest. One of the possible solutions for the creation of microanalytical systems of a new generation is the use of ion-sensitive field-effect transistors (ISFET) as a detecting element, wh [....] » Read More
We will discuss about one of the novel 2D monoclinic, P63/mnm, δ-MnO2 phase which were synthesized in the form of nanowhiskers through a simple and facile hydrothermal route under the optimized condition without using any template. The X-ray diffraction pattern showed the f [....] » Read More
Background: Copper oxide nanomaterials (CuO NPs) have been widely utilized in many fields, including antibacterial materials, anti-tumor, osteoporosis treatment, imaging, drug delivery, cosmetics, lubricants for metallic coating, food industry, and electronics with probable pot [....] » Read More
Despite the fact that the global prevalence of neurologic illnesses is increasing, most medication molecules are still unable to reach the brain in therapeutic amounts. The blood-brain barrier is made up of a thin layer of endothelial cells surrounded by astrocyte foot processes, [....] » Read More
High lipophilicity and poor aqueous solubility are the endemic problems of new drug molecules. 60-70% of these drugs are unable to solubilize completely in aqueous media, or have very low permeability. Oral route has been the major route of drug delivery for the chronic treatment [....] » Read More
The aim of the present work was to enhance therapeutic efficacy, prevent from hepatic first pass metabolism and prevention from intestinal degradation and also overcome the drawbacks of the conventional tablet dosage form and to ensure the sustained release of Trihexyphenidyl Hyd [....] » Read More
The ability to modify the surface of nanomaterials by functionalization has steered in a new era in nanotechnology, particularly in the pharmaceutical and biomedical sciences. According to the clinical findings, functionalizing nanoparticles with certain chemical species resulted [....] » Read More
Therapeutics based on small interfering RNA (siRNA) have demonstrated tremendous potential for treating cancer. However, non-specific targeting, premature degradation, and intrinsic toxicity of the siRNAs have to be solved before applying them in translational medicines. To addre [....] » Read More
The usage of plastic materials may generate small plastic fragments known as micro and nano plastics (MPs/NPs) which affect the quality of the air we breathe. Pollution due to micro and nano plastics has become a global concern due to their ubiquity and potential effects on healt [....] » Read More
Cerium dioxide nanoparticles (CeO2ENMs) are widely used as diesel additive and are released in the air after combustion in a diesel engine. During combustion, the physico-chemical properties drastically change, highlighting the need of a better understanding on their potential to [....] » Read More
Metallic materials such as stainless steel, Co-Cr alloys as well as more advanced alloys such as titanium-based Ti-Al-V or Ni-Ti alloys are widely used for biomedical applications such as orthopedic implants, cardiovascular devices, and dental implants. Despite the mechanical [....] » Read More
Doxorubicin loaded PLGA nanoparticles were prepared and surface functionalization using trastuzumab, for targeted delivery. Nanoformulations were prepared by double emulsion solvent evaporation method using various stabilizers and size, PDI, zeta potential, entrapment efficiency [....] » Read More
Thermal conditioning of interior spaces has been a fundamental issue for the development of societies, although the location of our planet allows us to enjoy conditions suitable for life, most geographical locations go through periods of cold and heat with different intensities, [....] » Read More
Microbial infections are still a major threat to human and animal health, mainly due to microbial resistance and tolerance to antimicrobial compounds. Antimicrobial resistance increases hospitalization periods, therapy costs and mortality rates. Currently, we are facing an unbala [....] » Read More
Luminescent and photothermal nanostructured materials are one of the most important achievements in the fast-growing field of nanotechnology. The combination of multi-responsive Shell with luminescent and photothermal Core has led to promising applications in various fields. Thes [....] » Read More
This work shows that novel virus-like mesopore silica-zinc oxide/Ag nanoparticles (SZnOAg) synthesized and professionally collected on NIR laser irradiation with quercetin to improve their effectively eliminates the virus as a biomedical application. The properties of the nanopar [....] » Read More
A new type of nano adsorbent was prepared from date palm fronds with iron oxide nanoparticles (IONPs). Cadmium ions were selected as heavy metals in this work with Concentration of 100 ppm. Four different initial concentrations flasks of cadmium ion were prepared (25, 20, 15, and [....] » Read More
In the context of the circular economy for environmentally friendly waste management and saving of raw materials, the production of zeolites from fly ash (FA) from combustion of coal, which is generated as a byproduct in the energy production from coal-fired thermal power plants [....] » Read More
This talk will be focused on two different topics which are (i) strategies for improving the stability and activity of enzymes for facile biocatalysis and (ii) vision for the department of plant nanotechnology and its proposed structure within the scope of NANOPLANT project funde [....] » Read More
Omega-3 fatty acids can be considered as potential alternative therapeutic agents because of their antimicrobial and antioxidant properties. Two investigated omega-3 rich oils (flaxseed or fish) have been nanoemulsified with and without the natural antioxidant (curcumin, Cur) fol [....] » Read More
Nano/microswimmers with autonomous motion are the frontier of nanotechnology and nanomaterial research. These self-propelled nano/microswimmers convert chemical energy obtained from their surroundings to propulsion. Particularly, the recent progress in targeted drug delivery and [....] » Read More
Recent years have seen an exponential growth in the development of drug delivery nanoplatforms that carry the therapeutic cargo to diseased sites. Besides significant progress, only a handful of nanomedicines reached clinical trials. Thus, the future demands the development of ne [....] » Read More
Title : Modeling excited states and raman spectra for carotenoid and their complexes using high performance parallel codes
Mindaugas Macernis, Vilnius University, Lithuania
Natural carotenoids display a large structural diversity and more than 1100 of such molecules have been identified while there are several chlorophyll type molecules only. The simplest model for carotenoids is polyene structure. This model predicts three low-energy excited states [....] » Read More
Title : Wave scattering by many small particles and applications
Alexander Ramm, Kansas State University, United States
The theory of wave scattering by many small impedance particles of arbitrary shapes is developed. The basic assumptions are: a d λ, where a is the characteristic size of particles, d is the smallest distance between the neighboring particles, λ is the wavelength. [....] » Read More
Title : Nanotechnology and its pursuit, in the treatment of COVID-19
Raymond C Jagessar, University of Guyana, Guyana
COVID-19 is caused by the SARS-COV-2 virus and became a pandemic on the 3rd of March, 2020. Since then it has cause havoc on humanity lives, affecting all aspects. Initial treatments include chloroquinine and Remdesivir, amongst other drugs. The latter was discontinued by FDA. Si [....] » Read More
Title : High-performance forward osmosis membranes achieved by incorporating two-dimensional nanomaterials
Xing Wu, Commonwealth Scientific and Industrial Research Organisation (CSIRO), Australia
Forward osmosis technology has been widely applied in industrial areas including desalination and wastewater treatment. However, the forward osmosis membrane is still facing challenges such as the trade-off between selectivity and permeability, membrane fouling and internal conce [....] » Read More
Title : Heterojunction of zinc oxides of nanowires, and nanoparticles for dye synthesis solar cell
Getachew Feyissa Gemeda, National Taiwan University of Science and Technology, Taiwan
ZnO-nanowire and nanoparticles are used for the photonics, solar cells, and photovoltaic devices, and the composites were characterized. ZnO-nanowire, ZnO-nanoparticles, and Cdots were synthesized by hydrothermal, polyol solvent, and hydrothermal methods, respectively. ZnO nanowi [....] » Read More
Title : Two-Dimensional Gallium Sulfide as a Novel Saturable Absorber for Broadband Ultrafast Photonics Application
Safayet Ahmed, The Hong Kong Polytechnic University, Hong Kong
Two-dimensional (2D) Gallium Sulfide (GaS) offers a plethora of exceptional electrical and optical properties, allowing it to be used in a wide range of applications, including photodetectors, hydrogen generation, and nonlinear optical devices. In this presentation, the synthesis [....] » Read More
Title : Modified synthesis of dextrin-capped gold nanoparticles and its chemistry
Flora Maitim Yrad, Silliman University, Philippines
Dextrin methodology is an aqueous alkaline chemical process for gold nanoparticle (AuNP) synthesis. Although dextrin-capped AuNPs reportedly demonstrate versatility in some biosensing applications, their synthesis takes 8 long hours of reaction. A modified method is hereby [....] » Read More
Title : Nanotheranostics in drug targeting
Subas Chandra Dinda, The Neotia University, India
Nanotheranostics is the integration of diagnostic and therapeutic function in one system at nono-size level, which attracts attention in personalized medicine. Because treating cancer is not a one-size-fits-all scenario, it requires therapy to be adapted to the patient's spec [....] » Read More
Title : Harvesting electricity using nanostructures
Gunadhor S Okram, UGC-DAE Consortium for Scientific Research, India
Enabling efficient thermoelectric materials with high thermoelectric figure of merit ZT = (S2σ/κ)T is the key to thermoelectrics research today, where S is the thermo-electric voltage, σ is the electrical conductivity, κ the thermal conductivity and T the [....] » Read More
Title : CDAMS : An excellent adsorbent for the removal of aqueous Ni2+
Ajith M P, School of Environmental Sciences Jawaharlal Nehru University, India
The current study focuses on the green synthesis of aqueous-stable and highly fluorescent carbon dots (CD) via a hydrothermal treatment of Ficus benghalensis tender leaf extract. UV-visible spectroscopy, fluorescence spectroscopy, HRTEM, DLS, Zeta Potential, FTIR, and other techn [....] » Read More
Title : A green approach of catalysis: Silicomolybdic acid modified montmorillonite clay for organic synthesis
Chandra Mohan, K. R. Mangalam University, India
The present work is based on to replace the hazardous chemicals/ catalyst in the existing processes which is one of the innovative trends in the present time. As green catalysts, heteropolyacid (HPA) has been introduced as a promising candidates for the application as solid acid [....] » Read More
Title : Callus mediated green synthesis of nanopartcles under controlled conditions and their antimicrobial activities
Raghvendra Kumar Mishra, Amity Institute of Biotechnology, India
The present study was an attempt to develop a common laboratory procedure for synthesis of nanoparticles from callus of C. roseus under controlled conditions. The nanoparticles synthesized by the callus extract had proven to be an effective tool for synthesizing nanoparticles of [....] » Read More
Title : Aluminum-doped Zinc Oxide Nanorods: Challenges and Solutions
Lamya Al Farsi, Sultan Qaboos University, Oman
Vertically aligned doped zinc oxide nanorods is a very promising material. It has the potential for use in a wide variety of applications such as photo catalysis, nano sensors, solar cells, and spintronic devices. While scientists and engineers have made great strides towards imp [....] » Read More
Title : Facile preparation of the superhydrophobic/superoleophilic polydopamine coated- polyurethane sponge by incorporating functionalized graphene oxide for efficient oil/water separation
Mauliady Satria, King Fahd University of Petroleum and Minerals (KFUPM), Saudi Arabia
The development of technology led to the development of a superhydrophobic/superoleophilic absorbent using polyurethane sponge modified with functionalized carbon nanostructures for the oil industry which can remove oily contaminants from oil/water mixtures and emulsion. As a r [....] » Read More
Title : Nano-structured Fe3O4 (Magnetite) Powder Synthesis using Co-Precipitation Method for Bio-separation Applications
Mert Saracoglu, İstanbul Technical University, Turkey
Magnetic separation is one of the most efficient and rapid isolation technique for many biomedical applications such as gene therapy and clinical diagnosis where alternatives could harm the target molecule [1]. Herein this work, superparamagnetic Fe3O4 powders were synthesized by [....] » Read More
Title : Development and thermodynamically characterization of Food Grade secondary oil in water nanoemulsions and in vitro validation through digestion simulation and muco-adhesion evaluation by intestine on chip and INFOGEST protocol
Elena Lagreca, University of Naples Federico II, Italy
Among oral delivery systems, oil in water nano-emulsions (O/W NEs) are of particular interest to improve pharmacokinetics of lipophilic compounds. Recently, we have implemented a successful strategy to improve O/W NEs stability, based on a polymeric coating on an oil core, throug [....] » Read More
Title : Three channel demultiplexer using gallium nitride angled MMI structures
Dror Malka, Holon Institute of Technology (HIT), Israel
Optical demultiplexing ccomponents are key elements in the optical telecommunication system that works with dense wavelength division multiplexing and serve the purpose of increasing the data transfer capacity for the enlarged number of end-users. The most common method for incre [....] » Read More
Title : Cell membrane-coated oil in water nano-emulsions as biomimetic nanocarriers for lipophilic compounds conveyance
Concetta Di Natale, University of Naples Federico II, Italy
Recently, we developed ultra-stable oil in water nano-emulsions (O/W NEs), able to carry both internal and external cargos (Somes), such as lipophilic compounds and hydrophilic coatings, respectively, that we call here NEsoSomes. O/W NEs are an excellent bioengineering tool for d [....] » Read More
Title : Nanotechnology and Nanomaterials
Raymond C Jagessar, University of Guyana, Guyana
Nonotechnology has been a rapidly growing field of advanced science at the inception of this century. Nanotechnology & Advanced Materials Research of Advanced materials, polymers, principally revolves around endeavours to plan materials at a sub-atomic level to accomplish all [....] » Read More
Title : Luminescent gold nanoclusters interacting with synthetic and biological vesicles
Regina Maria Chiechio, Institut des Sciences Chimiques de Rennes, Italy
Thanks to their high electron density and ultrasmall size, gold nanoclusters (Au NCs) have unique luminescence and photo-electrochemical properties that make them very attractive for diagnosis, bio-imaging and theranostics. These applications require control of their delivery and [....] » Read More
Title : Nano-engineered metal-based nutrients using chitosan for efficient plant nutrition and growth
Bongiwe Dhlamini, North-West University, South Africa
In 2020, the number of people affected by hunger had dramatically increased globally under the shadow of the COVID-19-related economic shocks [1]. The ongoing pandemic has put a strain on food productivity and induced a significant increase in food demands. Even before this scena [....] » Read More
Title : In situ development of silver nanocatalysts at chitosan functionalised graphene oxide for conversion of 2 4 dinitrophenol in water
Hugues Kamdem Paumo, North-West University, South Africa
The discharge of untreated industrial effluents into the environment represents one of the leading causes of pollution on our freshwater ecosystems. Appropriate treatment of the contaminants in these effluents is a feasible approach that can value wastewater and reduce the negati [....] » Read More