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Search for "review" in Full Text gives 393 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.
Microneedle-based ocular drug delivery systems – recent advances and challenges
Beilstein J. Nanotechnol. 2022, 13, 1167–1184, doi:10.3762/bjnano.13.98
- developments in microtechnology, in recent years, there has been a remarkable advance in the development of microneedle-based systems as an alternative, non-invasive form for administering drugs to the eye. This review summarizes the latest achievements in the field of obtaining microneedle ocular patches. In
- physiology of the eye are summarized and discussed. Keywords: eye; microneedles; ocular drug delivery; ophthalmic drugs; Review 1 Introduction Since its first appearance in biomedicine, microtechnology is rapidly entering the world of pharmaceutical sciences, including pharmaceutical technology [1][2][3][4
- [111][112]. Another application for which MNs have great potential is vaccine delivery [113][114][115][116]. The use of MNs in ophthalmology can still be considered as a fledgling area, however, with great potential but also many unknowns. The presented review summarizes the current data on ophthalmic
Recent advances in green carbon dots (2015–2022): synthesis, metal ion sensing, and biological applications
Beilstein J. Nanotechnol. 2022, 13, 1068–1107, doi:10.3762/bjnano.13.93
- sensing, bioimaging, catalysis, medicine, optoelectronics, and drug delivery due to their unique properties, that is, low cytotoxicity, cytocompatibility, water-solubility, multicolor wavelength tuned emission, photo-stability, easy modification, strong chemical inertness, etc. This review article
- techniques for improving synthesis, characterization, yield, and applications of CDs There are several outstanding review articles on different applications, such as photochemical and electrochemical applications [32], photocatalysis [33], optoelectronics [34], wastewater treatment [35], food safety
- . Sharma et al. reported an excellent review article on the green synthesis of CDs in 2017 [43]. Recently, Tejwan et al. [44] and Lin et al. [45] also reported review articles about synthesis and applications of CDs obtained from green precursors. Meng et al. reviewed CDs made from biomass and their
Biomimetic chitosan with biocomposite nanomaterials for bone tissue repair and regeneration
Beilstein J. Nanotechnol. 2022, 13, 1051–1067, doi:10.3762/bjnano.13.92
- ]. Review Bone structure Bone is a hard tissue that contains different kinds of cells including osteoblasts, osteocytes, and osteoclasts (Figure 1) [26]. The inorganic hydroxyapatite and organic type I collagen components are vital to bone tissue. The bone biomineralisation activities are formed by
Spindle-like MIL101(Fe) decorated with Bi2O3 nanoparticles for enhanced degradation of chlortetracycline under visible-light irradiation
Beilstein J. Nanotechnol. 2022, 13, 1038–1050, doi:10.3762/bjnano.13.91
- . Fang-yan Chen: conceptualization, project administration, supervision, resources, writing - review & editing. Kun Bian: investigation, data curation, writing - review & editing. Yu-bin Tang: supervision, formal analysis, methodology. Wei-long Shi: funding acquisition, conceptualization, project
Comparing the performance of single and multifrequency Kelvin probe force microscopy techniques in air and water
Beilstein J. Nanotechnol. 2022, 13, 922–943, doi:10.3762/bjnano.13.82
- increases such that the electrostatic response is greatly enhanced. Other more complex effects in liquid environments are excluded from our analysis, for example, effects of the double layer, electrodynamics, or changes in permittivity with salt concentration. For a review of the impact of these effects on
Bioselectivity of silk protein-based materials and their bio-inspired applications
Beilstein J. Nanotechnol. 2022, 13, 902–921, doi:10.3762/bjnano.13.81
- , slow biodegradation, low immunogenicity, and non-toxicity, making them ideally suited for tissue engineering and biomedical applications. Furthermore, recombinant production technologies allow for application-specific modification to develop adjustable, bioactive materials. The present review focusses
- bioselectivity. Keywords: antifouling; bacteriostatic; biofouling; bioselective cell adhesion; spider silk protein; Review 1 Introduction 1.1 Bioadhesive protein surfaces Biological adhesion is important for all organisms such as plants, animals, bacteria, and fungi, covering a wide range of biological aspects
- by extraordinary properties including excellent biocompatibility, slow biodegradation, low immunogenicity, and non-toxicity, making them ideally suited for tissue engineering and biomedical applications [105][106][107]. This review focuses on achievements made with silk-based protein materials and
Hierachical epicuticular wax coverage on leaves of Deschampsia antarctica as a possible adaptation to severe environmental conditions
Beilstein J. Nanotechnol. 2022, 13, 807–816, doi:10.3762/bjnano.13.71
- wax coverage. A dense wax coverage on the adaxial leaf surface was later alluded to by Kyryachenko et al. [6] based on the work of Romero and co-workers [10]. However, the latter authors [10] have not referred to the wax, which is nevertheless seen on the SEM images. Also in a more recent review on
Recent advances in nanoarchitectures of monocrystalline coordination polymers through confined assembly
Beilstein J. Nanotechnol. 2022, 13, 763–777, doi:10.3762/bjnano.13.67
- blocks with other components. Recently, nanoarchitectonics has started to play a significant role in the field of coordination polymers. In this short review, we summarize recent advances in nanoarchitectures based on monocrystalline coordination polymers that are formed through confined assembly. We
- significant for tailoring the properties of or introducing new functions to coordination polymers [70][71][72][73][74][75][76][77][78][79][80][81][82][83][84][85][86][87][88][89][90][91][92][93]. In this review, we will discuss crystallization of monocrystalline coordination polymers in confined environments
- obtained materials will be evaluated regarding advanced applications in energy, environment, and biology. Review Confined crystallization of monocrystalline coordination polymers Crystallization of single crystals basically involves nucleation and growth stages. During both stages, the assembly of atomic
Design and selection of peptides to block the SARS-CoV-2 receptor binding domain by molecular docking
Beilstein J. Nanotechnol. 2022, 13, 699–711, doi:10.3762/bjnano.13.62
- contact areas of peptides docked to SARS-CoV-2. Supporting Information File 62: Additional experimental data. Acknowledgements The authors thanks William Johnson Dawson for the English grammar review and edition. Funding RDCN acknowledges PASPA-DGAPA-UNAM for sabbatical support.
A new method for obtaining the magnetic shape anisotropy directly from electron tomography images
Beilstein J. Nanotechnol. 2022, 13, 590–598, doi:10.3762/bjnano.13.51
- very brief review of such techniques is given in the following. The particle size and shape of particulate systems ranging from the nanometer (characteristic to catalysis, sensoristics, spintronics, and some medical therapies [1][2][3]) over the micrometer (pharmaceutical industry and powder metallurgy
Ethosomal (−)-epigallocatechin-3-gallate as a novel approach to enhance antioxidant, anti-collagenase and anti-elastase effects
Beilstein J. Nanotechnol. 2022, 13, 491–502, doi:10.3762/bjnano.13.41
- they contain sufficient water content in their structure [9]. In the literature, there is only one review study of nanocarriers in which ETHs, developed with natural compounds/plant extracts, are used in the field of cosmetics. In that study, information is given about the use of ETHs developed with
Zinc oxide nanostructures for fluorescence and Raman signal enhancement: a review
Beilstein J. Nanotechnol. 2022, 13, 472–490, doi:10.3762/bjnano.13.40
- as well as on tuning the photoluminescence properties of ZnO nanostructures through combination with metal nanoparticles. This review covers the major recent results of ZnO-based nanostructures used for fluorescence and Raman signal enhancement. The broad range of ZnO and ZnO–metal nanostructures
- great interest and will be the focus of this review. The electromagnetic (EM) enhancement in surface-enhanced Raman scattering (SERS) appears due to the enhanced local electric field that is generated when localized surface plasmon resonances (LSPRs) are excited by light incident on noble metal
- applications [13]. This review article seeks to present the fabrication methods and applications of zinc oxide nanostructures enhancing the photoluminescence emission or the Raman signal of analyte molecules. First, we focus on a wide range of synthesis methods of ZnO nanostructures and nanocomposites based on
Tubular glassy carbon microneedles with fullerene-like tips for biomedical applications
Beilstein J. Nanotechnol. 2022, 13, 455–461, doi:10.3762/bjnano.13.38
- it contains essentially only carbon atoms, its structure can be varied at all size levels.” More recently, S. Sharma in a review of glassy carbon materials concluded that “it has been confirmed by both theoretical and experimental investigation that the chemical composition of the polymer plays the
Effect of sample treatment on the elastic modulus of locust cuticle obtained by nanoindentation
Beilstein J. Nanotechnol. 2022, 13, 404–410, doi:10.3762/bjnano.13.33
- ; funding acquisition: CL and SNG; investigation: CL; methodology: CL, HR, and SNG; resources: SNG; supervision: HR and SNG; validation: CL; visualization: CL; writing – original draft preparation: CL and HR; writing – review and editing: CL, HR and SNG. Specimens. (a) The middle part of the hind tibia was
Electrostatic pull-in application in flexible devices: A review
Beilstein J. Nanotechnol. 2022, 13, 390–403, doi:10.3762/bjnano.13.32
- increasing attention due to their unique ductility. This review summarizes nanoelectromechanical switches made by flexible materials and classifies and discusses their applications in, among others, radio frequency systems, microfluidic systems, and electrostatic discharge protection. It is supposed to give
- researchers a more comprehensive understanding of the pull-in phenomenon and the development of its applications. Also, the review is meant to provide a reference for engineers to design and optimize devices. Keywords: electrostatics; MEMS; microfluidics; NEM switches; pull-in; Introduction It has become
- ), electrostatic discharge (ESD), microfluidic, physical unclonable function (PUF), and microscale energy devices are summarized in this review, which will help researchers to understand upcoming trends regarding the pull-in effect and help engineers to further optimize the devices. Review Mechanism of the pull-in
Micro- and nanotechnology in biomedical engineering for cartilage tissue regeneration in osteoarthritis
Beilstein J. Nanotechnol. 2022, 13, 363–389, doi:10.3762/bjnano.13.31
- /nanoscale topographical cues, microspheres, nanoparticles, nanofibers, and nanotubes. Keywords: biological cues; cartilage regeneration; micro/nanotopographical cues; nanotechnology; osteoarthritis; regenerative medicine; Review 1 Introduction Osteoarthritis (OA) is a widespread degenerative disease of
Selected properties of AlxZnyO thin films prepared by reactive pulsed magnetron sputtering using a two-element Zn/Al target
Beilstein J. Nanotechnol. 2022, 13, 344–354, doi:10.3762/bjnano.13.29
- outside the external pole piece of the magnetron. In such a configuration, substrates were placed in the region where both electrons emitted from the target and the negative ions of oxygen were not present. Summarizing the review of literature resources, it can be pointed out that regardless of the type
Plasma modes in capacitively coupled superconducting nanowires
Beilstein J. Nanotechnol. 2022, 13, 292–297, doi:10.3762/bjnano.13.24
- and quantum decoherence in normal [9][10] and superconducting [11][12] metallic structures, see also the book [1] for an extensive review on this issue. The presence of Mooij–Schön plasma modes is an important feature inherent to long superconducting nanowires that leads to a number of interesting
Engineered titania nanomaterials in advanced clinical applications
Beilstein J. Nanotechnol. 2022, 13, 201–218, doi:10.3762/bjnano.13.15
- review aims to present a comprehensive and up-to-date overview of TiO2-based nanotherapeutics and the corresponding future challenges. Keywords: clinical application; nanostructures; physicochemical; theranostics; titanium dioxide (TiO2); Introduction Nanomaterials can be described as any organic
- shell for the selective and rapid capture of peptides from human serum and urine samples [17]. Many studies have been published on using TiO2 nanotubes as photoelectrochemical glucose sensors for health purposes [18][19][20]. The present review focuses on contemporary research of TiO2 nanoparticles and
- . The advancement of this novel inorganic nanomaterial in theranostic nanomedicine might lead to an era of technology that can be used in real-world clinical settings. Review Effect of physicochemical properties of TiO2 on biocompatibility Biocompatibility is considered as one of the most important
A comprehensive review on electrospun nanohybrid membranes for wastewater treatment
Beilstein J. Nanotechnol. 2022, 13, 137–159, doi:10.3762/bjnano.13.10
- techniques of surface modification and additive incorporation have exhibited enhanced properties compared to traditional membranes and are even better than the as-prepared electrospun membranes. In this review, we have summarized recently developed electrospun nanohybrids fabricated by the incorporation of
- discussed. Finally, an outlook on the future research pathways to fill the gaps existing in water remediation have been suggested. Keywords: electrospinning; environmental remediation; membrane technologies; nanohybrids; water purification; Review 1 Introduction Nanotechnology is a technique that exploits
- electrospinning [17]. Similarly, a wide range of ENH membranes are being used to remove particles, heavy metals, other metal cations, organic chemicals, dyes, and microorganisms from water and will be discussed in detail in this review article. Water is one of the most critical natural resources and is non
Tin dioxide nanomaterial-based photocatalysts for nitrogen oxide oxidation: a review
Beilstein J. Nanotechnol. 2022, 13, 96–113, doi:10.3762/bjnano.13.7
- received particular attention from the scientific community. The photocatalytic NOx oxidation will be an important contribution to mitigate climate change in the future. Existing review papers mainly focus on applying SnO2 materials for photocatalytic oxidation of pollutants in the water, while studies on
- review. Keywords: green products; nanomaterials; NO oxidation; photocatalysis; SnO2; Review Introduction A World Health Organization (WHO) report indicated that 4.2 million deaths every year occur due to exposure to ambient (outdoor) air pollution [1]. This number is much higher than the deaths from
- , surface engineering, heterojunction construction, co-catalyst, which will be thoroughly outlined in this review. Structure and bandgap SnO2 has a crystal structure similar to that of rutile TiO2 [41][42]. The unit cell parameters of rutile SnO2 are a = b = 0.47374 nm and c = 0.31864 nm [43]. In one unit
Sputtering onto liquids: a critical review
Beilstein J. Nanotechnol. 2022, 13, 10–53, doi:10.3762/bjnano.13.2
- colloidal synthesis, the review contains chapters explaining the basics of (magnetron) sputter deposition and the formation of NPs in solution. This review article covers more than 132 papers published on this topic from 1996 to September 2021 and aims at providing a critical analysis of most of the
- plasmas and plasma–surface interactions. For this reason, we first briefly introduce the theoretical background of plasma-based sputtering and a short overview of the formation of metal NPs in liquid media. This critical review aims to describe the scientific state of the art of SoL and to eliminate the
- SoL is presented including monometallic and alloy NPs, oxide NPs, thin films, and nanocomposites and their promising optical, luminescence, and catalytic properties. Review 1 Theoretical background 1.1 Techniques available for the synthesis of NPs The mass production of NPs with controlled
A review on slip boundary conditions at the nanoscale: recent development and applications
Beilstein J. Nanotechnol. 2021, 12, 1237–1251, doi:10.3762/bjnano.12.91
- Development, Zhongyuan Oilfield Company, SINOPEC, Puyang 457001, China 10.3762/bjnano.12.91 Abstract The slip boundary condition for nanoflows is a key component of nanohydrodynamics theory, and can play a significant role in the design and fabrication of nanofluidic devices. In this review, focused on the
- other properties with a high resolution [43]. Finally, when the flow systems are under extreme conditions, such as at high shear rates, it has also been proven that numerical simulations are more efficient than experimental methods [45]. Therefore, in this review we mainly focus on the numerical
- investigations and theoretical analysis on slip boundary conditions for nanoscale liquid transport. This review is organized as follows. First, the concepts and categories of slip length are presented. Then, the effects of different interfacial properties on slip length are analyzed. Next, the potential
Morphology-driven gas sensing by fabricated fractals: A review
Beilstein J. Nanotechnol. 2021, 12, 1187–1208, doi:10.3762/bjnano.12.88
- connectors that structurally bridge the gap between the nano- and the macroscopic worlds and have a hybrid structure of pores and repeating units. This article presents a comprehensive review on inorganic fabricated fractals (fab-fracs) synthesized in labs and employed as gas sensors across materials
- ) [10][11][12][13][14][15][16], nanorods [17][18][19][20], nanosheets [21][22][23], nanobelts [24][25], and nano/micro-spheres/cubes/polyhedrons [26][27][28][29] with enhanced sensitivity as a gas sensor. A rich collection of research articles and review papers on distinct morphological nanostructured
- gas sensors exist [26][30][31]. Although there are numerous reviews on gas sensing [7][29][32][33][34][35][36][37][38], reviews on fabricated fractal (fab-frac)-based gas sensors have not been addressed to the best of our knowledge. In this review, diverse fractal structures used in gas sensing
Self-assembly of amino acids toward functional biomaterials
Beilstein J. Nanotechnol. 2021, 12, 1140–1150, doi:10.3762/bjnano.12.85
- acids. Most of the review articles about self-assembly focus on large molecules, such as peptides and proteins. The preparation of complicated materials by self-assembly of amino acids has not yet been evaluated. Therefore, it is of great significance to systematically summarize the literature of amino
- biomaterials; intermolecular interactions; self-assembly; Review Introduction Biomaterials play a crucial role in the treatment of diseases and health care and have been widely used in prostheses and drug delivery devices [1]. Clinical applications of biomaterials include the use of metals, ceramics, and
- advances in the field of amino acid self-assembly. In this review, we highlight the latest advances in amino acid self-assembly. These self-assembly methods mainly focus on single amino acid self-assembly, modified amino acid self-assembly, amino acid and metal ion coordination self-assembly, and amino
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