Nanochemistry - Science topic

Nanochemistry is an important field of modern research dealing with design, synthesis, and manipulation of particles structure ranging from approximately 1-100 nm in one dimension. Silver nanoparticles was of a particular interest for this medical application due to its high effect as antibacterial and inhibition of enzyme, the green synthesis...

Abstract: In technological applications of nanochemistry, metal oxides are used as anticorrosion, adsorption of dye and antibacterial in vivo and vitro. The subject of this work includes fourth parts: First part: included the synthesis of single nanooxide (ZnO, Co3O4, γ-Fe2O3), binary oxide nanoparticles (ZnCo3O5, Fe2Co3O7, Fe2ZnO4) and ternar...

Electrochemical biomass conversion offers a sustainable route to diverse products, minimizing environmental impact. However, conventional 5‐hydroxymethylfurfural electrooxidation (HMFOR) catalysts such as Ni(OH)₂ and NiS suffer from low conductivity, poor stability, and limited active sites. This work introduces a CoNiMnMoPd high entropy alloy (HEA...

This study introduces fiber-assisted nanoparticle tracking analysis (FaNTA) as a platform for nanorheology that utilizes an advanced antiresonant optical fiber to analyze the viscoelastic properties of fluids at the nanoscale. The platform confines colloidal nanotracers within a fiber-integrated microchannel, significantly extending observation tim...

Metal coordination compounds based on organic dithiocarbamate (dtc) ligands have been extensively studied in the past and are still under current research. For many years, the center of attention was transition metal derivatives, but more recently also, main group and f‐group elements are attracting interest, mainly because of important application...

Precisely constructing the catalyst structure and composition at the atomic level is highly desirable for unexpected properties, but is extremely challenging. The success in atomically precise nanochemistry provides an opportunity for the active site‐tailoring of the catalysts toward unique catalysis. Here, atomically monodisperse Au4Ru2(PPh3)2(SC2...

The capability of measuring the temperature at nanometer length scales is highly desirable and useful in numerous fields such as plasmonics, biomedicine, and nanochemistry. Precise and easy-to-implement temperature measurements at these scales would enable the investigation of fundamental processes that occur, for instance, during the synthesis of...

Many applications of plasmonic nanoparticles require precise control of their optical properties that are governed by nanoparticle dimensions, shape, morphology and composition. Finding reaction conditions for the synthesis of nanoparticles with targeted characteristics is a time-consuming and resource-intensive trial-and-error process, however clo...

Recently, it has been seen that there is a rapid surge in Click Chemistry (CC) research owing to its fast, reliable, and biocompatible nature, making it an ideal tool for drug discovery. CC approach allows facile and sustainable development of complex molecules with minimal off-target products. With the rapid advancement of the CC field, its applic...

This study examines green chemistry's emergence in Nigerian universities through analysis of perspectives from an 8-member focus group of experts in nanochemistry, green chemistry, and chemistry education. The 6-hour discussion evaluates awareness levels, implementation barriers, and future prospects. While participants recognize green chemistry's...

With the advances of nanochemistry in the past several decades, a diverse set of nanomaterials has been developed as electrocatalysts with enhanced activity, selectivity, and durability for electrocatalytic reactions. However, it has remained as a long challenge to systematically understand the mechanism of electrocatalytic reactions, which involve...

Atomically precise nanoclusters can be assembled into ordered superlattices with unique electronic, magnetic, optical and catalytic properties. The co-crystallization of nanoclusters with functional organic molecules provides opportunities to access an even wider range of structures and properties, but can be challenging to control synthetically. H...

Here, Ag nanoparticle asymmetric assembly arrays (NAAAs) are realized through a facile and inexpensive in situ asymmetric patterning process based on plasmonic nanochemistry. The growth of Ag NPs follows the asymmetric maximum plasmonic field region of Au nanoholes under light irradiation, as demonstrated by finite‐difference time‐domain (FDTD) sim...

The key to fully realizing the potential of high‐entropy alloys (HEAs) lies in balancing their inherent local chemical disordering with the long‐range ordering required for electrochemical applications. Herein, we synthesized a distinctive L10‐(PtIr)(FeMoBi) high‐entropy intermetallics (HEIs) exhibiting nanoscale long‐range order and atomic scale s...

The controlled growth of gold nanostructures with complex shapes and reduced symmetry, exemplified by chiral gold nanorods and nanoparticles, is one of the most dynamic fields of nanochemistry. A timely summary of underlying concepts, including growth mechanisms and redefined chirality measures, would further promote this research area. In this per...

Regarding improving the quality of health care strategies and other fields based on nanoscale technology, nanotechnology has been recognized as the most prevalent and commercially invented technology. In the near future, the pharmaceutical and biotechnology industries are likely to undergo significant changes due to the widespread adoption of nanos...

For nanochemistry, precise manipulation of nanoscale structures and the accompanying chemical properties at atomic precision is one of the greatest challenges today. The scientific community strives to develop and design customized nanomaterials, while molecular interactions often serve as key tools or probes for this atomically precise undertaking...

Research on the adsorption of nanoparticles faces significant challenges due to their small size, which leads to ambiguous structures and renders traditional analytical methods inadequate for providing clear information. Nanoclusters, however, offer a promising solution to this issue, as their precise structural information and controllable feature...

Referring to selected examples of reproducible green syntheses using hybrid sol‐gel catalysts of the SiliaCat series from different doctoral theses and research works published between 2015 and early 2024, this study briefly illustrates how said catalysts have been applied in a number of green synthetic methods of significant industrial relevance....

Nanochemistry Research Certificate of Reviewing

In this study, a simple, rapid and accurate spectrophotometric method was proposed for the determination of the Levofloxacin using Nickel Oxide nanoparticles NiONPs (which were synthesized in a green way using dried mint leaves extract), It gave the highest value of absorption at 294 nm wavelength , and the linear relationship followed the Beer-Lam...

Dr. Helmut Cölfen, an exceptional interdisciplinary scientist, mentor, colleague, and dear friend, passed away in November 2023 at the age of 58. His untimely departure is a profound loss for the fields of analytical ultracentrifugation, colloid, crystallization, and polymer research. This obituary pays tribute to Helmut, honoring his remarkable ac...

Since 2012, the National Nanoscience Teaching and Training Platform (NNPTTP), funded by the South African Department of Science and Innovation (DSI), has been responsible for overseeing Africa’s first-ever master’s in nanoscience program. For over a decade, the NNPTTP has seen the cooperation of four partner universities across South Africa, namely...

Referring to selected examples of reproducible green syntheses using hybrid sol-gel catalysts of the SiliaCat series from different doctoral theses and research works published between 2015 and early 2024, this study briefly illustrates how said catalysts have been applied in a number of green synthetic methods of significant industrial relevance....

In this work, atom probe tomography technique is used to investigate how wire arc additive manufacturing(WAAM) changes the nanochemistry of nanoprecipitates and grain boundaries after peak aging of a high strengthAl-Zn-Mg-Cu alloy. The effect of the change in nanochemistry of nanoprecipitates on the hydrogen embrittlementof the additively manufactu...

Nanoparticles have been inexhaustibly utilized in Nanochemistry cohere with Bio-Technology to upgrade the immobilization and movement of catalysts in pharmaceutical nanoengineering for conveyance of helpful specialists in incessant illness diagnostics and in sensors.Herein communication we report microwave irradiation technique implemented for the...

The purpose of this scientific article is to study the behavior of a particle in nanostructures of the type of potential barriers by means of modeling using the finite difference method in the time domain in the Matlab software environment. The author conducted a study of the FDTD method in the context of mathematical modeling of particle behavior...

Nowadays, emerging nanocatalysts have gained much attention in the field of organic transformations for the development of greener chemistry protocols. Also, the Biginelli reaction has gained prominence amidst multicomponent reactions due to the extensive therapeutic significance of the product dihydropyrimidinones (DHPMs). In this work, first-time...

Nanoparticles have been extensively investigated for potential use in both medical and pharmaceutical applications. Today, it has been determined that unconventional antimicrobial compounds can be effective weapons against bacteria that are resistant to conventional antibiotics. The review focuses on the nanoparticles history, classification, chara...

The modification of collagen with polymeric nanocomposites of plant origin was studied in the work. Studies have identified patterns in the reaction of polymers with collagen. The resulting polymer systems were used for leather tanning and a technology for obtaining modified collagen films was developed. INTRODUCTION The development of nanoscience...

The Guest Editors of Communications Chemistry’s Atomically precise nanochemistry Collection discuss the importance of atomic precision in nanochemistry research, and highlight some of the field’s most pressing challenges.

Micro‐ and nanopatterning of materials, one of the cornerstones of emerging technologies, has transformed research capabilities in lab‐on‐a‐chip diagnostics. Herein, a micro‐ and nanolithographic method is developed, enabling structuring materials at the submicron scale, which can, in turn, accelerate the development of miniaturized platform techno...

Amidst the ongoing COVID-19 pandemic, the imperative of our time resides in crafting stratagems of utmost precision to confront the relentless SARS-CoV-2 and quell its inexorable proliferation. A paradigm-shifting weapon in this battle lies in the realm of nanoparticles, where the amalgamation of cutting-edge nanochemistry begets a cornucopia of in...

This review covers major aspects of nanochemistry in Ukraine. It describes current state of the field, lists main contributors and discuss the trends and limitations of its development. Ukraine's nanotechnology can be traced back to the country's rich scientific heritage, which includes a long tradition of excellence in materials science, chemistry...

Scientist have demonstrated substantial interest in the biosynthesis of metallic nanoparticles, particularly for their applications in the fields of bio-nanotechnology and medicine. Our study specifically explores the biosynthesis of copper-silver bimetallic nanoparticles (Cu-Ag BMNPs) using Argyreia Nervosa (AN) plant leaf green extract as a versa...

Materials referred to as “high entropy” contain a large number of elements randomly distributed on the lattice sites of a crystalline solid, such that a high configurational entropy is presumed to contribute significantly to their formation and stability. High temperatures are typically required to achieve entropy stabilization, which can make it c...

The modification of collagen with polymeric nanocomposites of plant origin was studied in the work. Studies have identified patterns in the reaction of polymers with collagen. The resulting polymer systems were used for leather tanning and a technology for obtaining modified collagen films was developed. INTRODUCTION The development of nanoscience...

O grafeno é uma das formas cristalinas do carbono, assim como o diamante, o grafite, os nanotubos de carbono e fulerenos. É reputado como um dos materiais mais promissores nas áreas da nanoquímica, nanoengenharia e nanobiologia. Possui elevada resistência mecânica e porosidade, além de rigidez e biocompatibilidade, qualidades que lhe confere compet...

The HelixJet atmospheric plasma‐assisted synthesis can be a new toolbox to realize dedicated nanoparticle architectures such as Janus‐type morphologies. Silicon nanoparticles produced by the decomposition of Silane molecules are directed into an in‐flight annealing stage. The applied high‐temperature supplies a metal vapor rich atmosphere containin...

In this context, first-time cobalt chromite nanoparticles (CoCr2O4 NPs) were synthesized using honey as a natural precursor through a bio-derived approach. The benefits of this protocol are an easy workup using inexpensive precursors. The textural characteristics of the as-synthesized CoCr2O4 NPs were examined via XRD, FTIR, UV, FESEM, EDX mapping,...

Talk presented at the Shell Technology Center Bangalore, India, October 03, 2023.

This certificate confirms that the following paper has been accepted for publication in Nanochemistry Research, Articles in Press, Accepted Manuscript Title: Environmentally Friendly Bleaching Process of Polyester Materials via Direct Process of Water without Heating System ID: NCR-2306-1315 (R1)

In the last few decades, the search for metal nanoparticles as an alternative to cancer treatments and antibiotics has increased. In this article, the spectroscopic (ultraviolet–visible (UV-vis), electron-dispersing X-ray (EDX), and Fourier transform infrared (FT-IR)), microscopic (field emission scanning electron microscope (FE-SEM), transmission...

AB S T RA C T Nanochemistry has its diverse applications in the field of food science and technology. Various nano particle acts as anti-bacterial agents in active packaging of food. The application of these active packaging containing nanoparticles in it plays a vital role in the protection, preservation and enhancement in the shelf life of food....

The application of nanotechnology in antimicrobial and cytotoxicity studies has recently been receiving increased interest. This paper report on the use of Persea americana Mill. (avocado) seed husk to synthesize hydronium jarosite nanoparticles in a facile, economical, and eco-friendly manner. We describe firstly the synthesis of hydronium jarosit...

With the promotion of nanochemistry research, large numbers of nanomaterials have been applied in vivo to produce desirable cytotoxic substances in response to endogenous or exogenous stimuli for achieving disease-specific therapy. However, the performance of nanomaterials is a critical issue that is difficult to improve and optimize under biologic...

Cancer is a global health problem being the second worldwide cause of deaths right after cardiovascular diseases. The main methods of cancer treatment involve surgery, radiation and chemotherapy with an emphasis on the latter. Thus development of nanochemistry and nanomedicine in a search for more effective and safer cancer treatment is an importan...

This certificate confirms that the following paper has been accepted for publication in Nanochemistry Research.

Host-guest nanochemistry is a branch of supramolecular chemistry in which a so-called host molecule binds to a guest molecule or ion. Host-guest interactions involve two molecules or substances that can form complexes through unique structural relationships and non-covalent bonding. Also called molecular recognition, this type of interaction is wid...

This presentation involves lithography techniques : photolithography , electron beam lithography , ion beam lithography . we use these types of nanochemistry techniques to pattern materials and in some cases modifying. hope you enjoy :)

This book, titled "Concise Nanochemistry," aims to provide a comprehensive overview of the fundamental principles, synthesis methods, and applications of nanomaterials in a concise and accessible format. The book is intended for students, researchers, and professionals who are interested in learning about the chemistry of nanomaterials and their p...

In photodynamic therapy (PDT), light-sensitive photosensitizers produce reactive oxygen species (ROS) after irradiation in the presence of oxygen. Atomically-precise thiolate-protected gold nanoclusters are molecule-like nanostructures with discrete energy levels presenting long lifetimes, surface biofunctionality, and strong near-infrared excitati...

Mathematics has long been my special interest. With that in mind, if I make any operations which are unobvious to the reader, I deeply apologize. I often forget that, even within the STEM fields, not everyone enjoys spending their time solving differential equations on their couch. Nor find themselves accidentally staying up until midnight trying t...

Analytical Nanochemistry: How Nanotechnology and Analytical Chemistry Impact Each Other explains the fundamental information needed to understand and utilize nanomaterials, including their classification, synthesis, functionalization, characterization methods, separation and isolation techniques, and toxicity. In addition, it covers fundamental inf...

Atomically precise nanoclusters play an important role in nanoscale catalysis, photonics, and quantum information science. Their nanochemical properties arise from their unique superatomic electronic structures. As the flagship of atomically precise nanochemistry, the Au25(SR)18 nanocluster exhibits tunable spectroscopic signatures that are sensiti...

Catalysis is a key component of chemical transformations and is at the core of innumerable chemical protocols. By employing catalytic reagents, one might potentially minimize unintended side reactions, lower the temperature of a transformation, reduce reagent-based waste, and increase the selectivity of a reaction, all of which could contribute to...

Solar-driven interfacial evaporation (SDIE) is emerging as a promising pathway to solving the worldwide water shortage and water pollution. Nanomaterials (e.g., plasmonic metals, inorganic/organic semiconductors, and carbon nanomaterials) and related nanochemistry have attracted increasing attention for the solar-to-vapor process in terms of broadb...

Nanochemistry has emerged as a pioneering discipline that merges chemistry, physics, and materials science at the nanoscale, unlocking novel properties and phenomena. This comprehensive review article explores the significance of nanochemistry in modern times and its role in bridging the gap between the micro and nano worlds. The objective is to pr...

The strong resonant interaction of plasmonic particles with light has been used in a wide range of applications in recent years. The high sensitivity of the coupling between plasmon resonances to the interparticular distance between neighboring particles offers a powerful tool to tune their optical properties. More recently, the discovery that spec...

World population are struggling with numerous problems related to environmental issues such as pollution, availability of food, as well as the demand and supply of energy. The pollution caused due to the inappropriate management of natural resources is raising grave concerns towards environment safety and sustainability. Certain scientific fields i...

This communication aims at discussing strategies based on developments from nanotechnology focused on the next generation of sequencing (NGS). In this regard, it should be noted that even in the advanced current situation of many techniques and methods accompanied with developments of technology, there are still existing challenges and needs focuse...

La nanoquímica es una subdisciplina que ha cobrado relevancia en los últimos años, debido a las valiosas contribuciones que está generando en los ámbitos de la investigación, la industria, la tecnología y la sostenibilidad. Se fundamenta en métodos de síntesis ascendente (bottom-up) que involucran procesos de autoensamblaje molecular, herramientas...

Theoretical Concepts of Photocatalysis offers a concisely structured and systematic overview of photocatalysis as well as explores the theory and experimental studies of charge-carrier dynamics in photocatalysis. https://www.sciencedirect.com/book/9780323951913/theoretical-concepts-of-photocatalysis https://doi.org/10.1016/C2021-0-01798-3 Thi...

2D semiconducting transition metal dichalcogenides (TMDCs) are highly promising materials for future spin- and valleytronic applications and exhibit an ultrafast response to external (optical) stimuli which is essential for optoelectronics. Colloidal nanochemistry on the other hand is an emerging alternative for the synthesis of 2D TMDC nanosheet (...

Glycolytic reprogramming is emerging as a hallmark of various cancers and a promising therapeutic target. Nanotechnology is revolutionizing the anti-tumor therapeutic approaches associated with glycolysis. Finely controlled chemical composition and nanostructure provide nanomaterials unique advantages, enabling an excellent platform for integrated...

This paper reports the results of a computational nanochemistry study of the chemical reactivities and bioactivity properties of two antimicrobial peptides using a CDFT-based computational peptidology (CDFT-CP) methodology, which is derived from the combination of the chemical reactivity descriptors derived from conceptual density functional theory...

The book represents the Collection of Abstracts of original papers submitted at the first International Conference on Nanochemistry and Nanotechnologies. NANO-2010. March 23-24, 2010. Tbilisi, Georgia. The conference was held at Saint Andrew The First-Called Georgian University (SANGU).

Agriculture has made significant strides recently, and sustainability build on those successes by using a smart strategy that may maintain greater returns and farm profitability without depleting the resources. Furthermore, nano-materials enhance the efficiency of farm production to enable site targeted regulated distribution of minerals, assuring...

Atomically precise nanochemistry relies on understanding the structure and properties of clusters with precise details at the atomic level. Here, we report on the effects of changing the atomic composition of the superatomic gold-gallium cluster [(PL 3 ) 8 Au 9 MX 2 ] ²⁺ (L = Ph, Me, H; M = Al, Ga, In; X = F, Cl, Br) using density functional theory...

Diferentes metodologías emergentes han sido adoptadas para la modificación de las nanopartículas de magnetita. La nanoquímica verde apunta a la síntesis de nanomateriales a través de la utilización de recursos de origen biológico para obtener nuevos materiales para aplicaciones biológicas y ambientales. Uno de los principios “verdes” para la síntes...

Silver nanoparticles (AgNP) coated by pH-responsive polymers have become a very appealing «smart» material for nanochemistry and nanomedicine. To get a better understanding of the structure of such hybrid nanomaterials, we studied pH-sensitive coating of AgNP by poly(methyl methacrylate)-block-poly(2-(dimethylamino)ethyl methacrylate) (PMMA-b-PDMAE...

The Stryker reagent, octahedron-hexa-μ3-hydrohexachys(triphenylphosphine-κP)hexacopper(I), [(Ph3P)CuH)]6, reported by the Osborn Group in 1971, and systematically studied in its chemical applications since 1988 by Jeffrey M. Stryker, constitutes a powerful tool in the chemical synthesis of substances that have high value for fine chemistry. From su...

Molecular plasmonics, the area which deals with the interactions between surface plasmons and molecules, has received enormous interest in fundamental research and found numerous technological applications. Plasmonic metamaterials, which offer rich opportunities to control the light intensity, field polarization, and local density of electromagneti...

Chemical reactions and phase transformations in nanometer-size objects may happen at very short timescales, so conventional characterization tools are not applicable. A new technique combining high spatial and temporal resolution is ultrafast (or dynamic) electron microscopy, where short electron pulses are used instead of continuous electron beams...

The publication contains instructions for laboratory work in the subject Nanochemistry and Materials. Students are introduced to the experimental principles of nanochemistry in the laboratory. They learn about various synthesis and characterization methods, in conjunction with magnetic nanoparticles useful in biomedical and engineering applications...

Nanoparticles are key to a range of applications, due to the properties that emerge as a result of their small size. However, their size also presents challenges to their processing and use, especially in relation to their immobilization on solid supports without losing their favourable functionalities. Here, we present a multifunctional polymer-br...

PolyI:C is an immunomodulatory agent that can be used in immunotherapy, but its transportation in the body is hindered. In this study, a chitosan (CS)-graft-polyethyleneimine (PEI) copolymer (C-g-P) is prepared by an N,N′-carbonyl diimidazole (CDI) coupling method as a drug carrier for PolyI:C and simulated antigen ovalbumin (OVA). The results of F...

1st International Conference “Nanochemistry – Nanotechnologies” (Abstracts). / Compiler: D. Jishiashvili. / 2010, Tbilisi, Georgian Patriarchate Univ., 58 pp. – geo., eng., rus. Book contains 56 abstracts of presentations submitted to the 1st International Conference “Nanochemistry – Nanotechnologies”, 23 – 24 March 2010, Tbilisi, Georgia (Nano 201...

In quantitative structure-property and structure-activity relationships studies, several graph invariants, namely, topological indices have been defined and studied due to their numerous applications in computer networks, biotechnology, and nanochemistry. Topological indices are numeric parameters that describe the biological, physical, and chemica...

This contribution emphasizes the chemical complexity of abnormal cartilaginous deposits. First, we briefly describe some key techniques used to precisely describe their physicochemical characteristics. Then, we present the main chemical and structural characteristics of these two chemical phases, of either biological or synthetic origins. Finally,...

Breakthroughs in the field of nanotechnology, especially in nanochemistry and nanofabrication technologies, have been attracting much attention, and various nanomaterials have recently been developed for biomedical applications. Among these nanomaterials, nanoscale titanium dioxide (nano-TiO2) has been widely valued in stomatology due to the fact o...

A variety of graphical invariants have been described and tested, offering lots of applications in the fields of nanochemistry, computational networks and in different scientific research areas. One commonly studied group of invariants is the topological index, which allows to research the chemical, biological, and physical properties of a chemical...

Sonnencreme, leistungsstarke Akkus und Antigenschnelltests sind nur drei Produkte, die „Nano-Materialien enthalten. Die Eigenschaften der Nanodimension sind genauso faszinierend wie alltagsrelevant und erweitern schultypische Struktur-Eigenschafts-Betrachtungen. In den neuen Bildungsstandards für die Sekundarstufe II sind die Themenfelder „Nanostr...

Meta-atoms interact with light in interesting ways and offer a large range of exciting properties. They exhibit optical properties inaccessible by natural atoms but their fabrication is notoriously difficult because of the precision required. In this perspective, we present the current research landscape in making meta-atoms, with a focus on the mo...

The structural model of an engine for nanochemistry is obtained. The structural scheme of an engine is constructed. For the control systems in nanochemistry with an elecro elastic engine its characteristics are determined.

The sluggish nature of the cathodic oxygen reduction reaction (ORR), and the expensive price of the precious metal-based nanocatalysts are the biggest obstacles to the practical applications of cutting-edge technologies including metal–air batteries and fuel cells. Hence, it is crucial to engineering a scalable-production pathway for the fabricatio...

Carbon Nanotubes (CNTs) possess an unique one-dimensional molecular geometry with large surface area. Recently, CNTs becomes a thrust area of research as it plays a key role in molecular engineering due to their excellent mechanical, electrical, and thermal properties. The CNTs finds a wide range of applications in various fields due to the presenc...