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Search for "physical properties" in Full Text gives 299 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Recent trends in Bi-based nanomaterials: challenges, fabrication, enhancement techniques, and environmental applications

  • Vishal Dutta,
  • Ankush Chauhan,
  • Ritesh Verma,
  • C. Gopalkrishnan and
  • Van-Huy Nguyen

Beilstein J. Nanotechnol. 2022, 13, 1316–1336, doi:10.3762/bjnano.13.109

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  • , and large surface area, which make them excellent for photocatalysis. The progress of synthesis processes allows one to change the physical properties as needed. In order to create economically viable Bi-based photocatalysts, substantial amounts of water are required. Solid-state reaction methods that
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Published 11 Nov 2022

Design of surface nanostructures for chirality sensing based on quartz crystal microbalance

  • Yinglin Ma,
  • Xiangyun Xiao and
  • Qingmin Ji

Beilstein J. Nanotechnol. 2022, 13, 1201–1219, doi:10.3762/bjnano.13.100

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  • ]. Chiral enantiomers have identical molecular formulas and the same physical properties. However, they can exhibit completely different functions. One isomer form may act as a powerful medicament, while the other might cause serious side effects. The famous "thalidomide disaster" in the 1960s affected
  • to 5.97 ± 0.54, which was the best performance of MOFs for Cys enantiomer discrimination. Xylene is an important chemical feedstock and has three isomeric forms: o-xylene, m-xylene, and p-xylene. Although they have similar structures and physical properties, the three xylene isomers have different
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Published 27 Oct 2022

Application of nanoarchitectonics in moist-electric generation

  • Jia-Cheng Feng and
  • Hong Xia

Beilstein J. Nanotechnol. 2022, 13, 1185–1200, doi:10.3762/bjnano.13.99

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  • have superior electrical conductivity and provide better electron transfer properties. Organic nanomaterials are complementary to inorganic nanomaterials in terms of physical properties. Although organic nanomaterials are usually poor in electrical conductivity, they have better properties in terms of
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Published 25 Oct 2022

Recent advances in green carbon dots (2015–2022): synthesis, metal ion sensing, and biological applications

  • Aisha Kanwal,
  • Naheed Bibi,
  • Sajjad Hyder,
  • Arif Muhammad,
  • Hao Ren,
  • Jiangtao Liu and
  • Zhongli Lei

Beilstein J. Nanotechnol. 2022, 13, 1068–1107, doi:10.3762/bjnano.13.93

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Published 05 Oct 2022

Bioselectivity of silk protein-based materials and their bio-inspired applications

  • Hendrik Bargel,
  • Vanessa T. Trossmann,
  • Christoph Sommer and
  • Thomas Scheibel

Beilstein J. Nanotechnol. 2022, 13, 902–921, doi:10.3762/bjnano.13.81

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  • biomedicine and tissue engineering, since they exhibit promising chemical and physical properties, such as bioactivity, structural integrity, and cell stimulation [29][30]. Biomimetic materials modulating specific cellular responses and tissue regeneration have been developed by adjusting and modifying
  • distinguished according to their basic defense mechanism. These are (A) surface topography, which disturbs and inhibits the initial adhesion based on morphological features, (B) material modification, where intrinsic chemical and physical properties result in microbe-repellence, and (C) additives and coatings
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Published 08 Sep 2022

Effects of substrate stiffness on the viscoelasticity and migration of prostate cancer cells examined by atomic force microscopy

  • Xiaoqiong Tang,
  • Yan Zhang,
  • Jiangbing Mao,
  • Yuhua Wang,
  • Zhenghong Zhang,
  • Zhengchao Wang and
  • Hongqin Yang

Beilstein J. Nanotechnol. 2022, 13, 560–569, doi:10.3762/bjnano.13.47

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  • functions have not been well appreciated [16]. In recent years, alterations in the physical properties of cells have been considered as a marker of malignant transformation of cancer cells [17][18][19]. Based on atomic force microscopy (AFM) measurements, our group found that the progression of prostate
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Published 28 Jun 2022

Ethosomal (−)-epigallocatechin-3-gallate as a novel approach to enhance antioxidant, anti-collagenase and anti-elastase effects

  • Çiğdem Yücel,
  • Gökçe Şeker Karatoprak,
  • Sena Yalçıntaş and
  • Tuğba Eren Böncü

Beilstein J. Nanotechnol. 2022, 13, 491–502, doi:10.3762/bjnano.13.41

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  •  2). El Kayal et al. conducted a study that provided the basis for the development of formulations as ETHs, transfersomes, and transethosomes to maximize the therapeutic efficacy of EGCG. The formulation compositions were optimized to produce vesicles with acceptable physical properties for these
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Published 31 May 2022

Tubular glassy carbon microneedles with fullerene-like tips for biomedical applications

  • Sharali Malik and
  • George E. Kostakis

Beilstein J. Nanotechnol. 2022, 13, 455–461, doi:10.3762/bjnano.13.38

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  • . Redfern [4] first used the term “vitreous carbon” in the 1950s when he saw its first technological application as a crucible material. The term “glassy carbon” was used for the first time in 1962, by S. Yamada and H. Sato [5] in their research on the physical properties of carbon materials. Although the
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Published 19 May 2022

The role of sulfonate groups and hydrogen bonding in the proton conductivity of two coordination networks

  • Ali Javed,
  • Felix Steinke,
  • Stephan Wöhlbrandt,
  • Hana Bunzen,
  • Norbert Stock and
  • Michael Tiemann

Beilstein J. Nanotechnol. 2022, 13, 437–443, doi:10.3762/bjnano.13.36

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  • ; metal-organic framework; proton conductivity; Introduction Recent achievements in the synthesis of advanced functional materials with tailored, structure-related physical properties have stimulated the development of new concepts and devices for energy storage [1][2] and energy conversion [3][4]. Among
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Published 04 May 2022

Micro- and nanotechnology in biomedical engineering for cartilage tissue regeneration in osteoarthritis

  • Zahra Nabizadeh,
  • Mahmoud Nasrollahzadeh,
  • Hamed Daemi,
  • Mohamadreza Baghaban Eslaminejad,
  • Ali Akbar Shabani,
  • Mehdi Dadashpour,
  • Majid Mirmohammadkhani and
  • Davood Nasrabadi

Beilstein J. Nanotechnol. 2022, 13, 363–389, doi:10.3762/bjnano.13.31

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  • example, to modify the surface of nanofiber polymers, plasma treatment has been used to provide them with hydroxy, carboxyl, or amine polar groups to improve physical properties such as wettability, polarity, and bioadhesion [102]. As a result, surface-modified nanofibers will more likely absorb bioactive
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Published 11 Apr 2022

Plasma modes in capacitively coupled superconducting nanowires

  • Alex Latyshev,
  • Andrew G. Semenov and
  • Andrei D. Zaikin

Beilstein J. Nanotechnol. 2022, 13, 292–297, doi:10.3762/bjnano.13.24

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  • the low-temperature behavior of the systems under consideration. Keywords: plasma modes; quantum fluctuations, quantum phase slips; superconducting nanowires; Introduction Physical properties of ultrathin superconducting nanowires differ strongly from those of bulk superconductors owing to a
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Published 04 Mar 2022

Systematic studies into uniform synthetic protein nanoparticles

  • Nahal Habibi,
  • Ava Mauser,
  • Jeffery E. Raymond and
  • Joerg Lahann

Beilstein J. Nanotechnol. 2022, 13, 274–283, doi:10.3762/bjnano.13.22

Graphical Abstract
  • as poorly defined physical properties and/or stability in the bloodstream [14]. Desolvation methods have been used to prepare various therapeutic protein nanoparticles [15][16][17]. The desolvation process requires the addition of desolvating agents, such as ethanol or acetone, to induce changes in
  • matrix proteins on the physical properties of the respective nanoparticles. Specifically, this work systematically explores the relationship between SPNP formulation parameters and nanoparticle morphology, while also providing detailed insights into size distributions and uniformities. Results and
  • sizes, uniform size distributions, and shape parameters. One-factor and two-factor SEM analyses, combined with DLS, revealed that most of the blended SPNPs have geometric parameters that align with one of the constituent proteins. Those blended SPNPs may have predictable physical properties that can be
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Published 28 Feb 2022

Effects of drug concentration and PLGA addition on the properties of electrospun ampicillin trihydrate-loaded PLA nanofibers

  • Tuğba Eren Böncü and
  • Nurten Ozdemir

Beilstein J. Nanotechnol. 2022, 13, 245–254, doi:10.3762/bjnano.13.19

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  • intramolecular and intermolecular interactions that affect the physical properties of the electrospinning solution, thus leading to differences in the drug release properties of the electrospun nanofibers [2][24]. iii) PLGA is more hydrophilic compared to PLA [11]. iv) The increase in the molecular weight
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Published 21 Feb 2022

Engineered titania nanomaterials in advanced clinical applications

  • Padmavati Sahare,
  • Paulina Govea Alvarez,
  • Juan Manual Sanchez Yanez,
  • Gabriel Luna-Bárcenas,
  • Samik Chakraborty,
  • Sujay Paul and
  • Miriam Estevez

Beilstein J. Nanotechnol. 2022, 13, 201–218, doi:10.3762/bjnano.13.15

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  • of hydroxy groups elicits hydrophobicity [24]. The primary physical properties of titanium dioxide that contribute to its biocompatibility are high corrosion resistance, the thermodynamic state at low physiological pH values, the isoelectric point of 5–6, the low ion formation tendency in aqueous
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Published 14 Feb 2022

Sputtering onto liquids: a critical review

  • Anastasiya Sergievskaya,
  • Adrien Chauvin and
  • Stephanos Konstantinidis

Beilstein J. Nanotechnol. 2022, 13, 10–53, doi:10.3762/bjnano.13.2

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  • composition and its physical properties but also its volume and the thickness of the liquid layer, to be able to estimate the concentration of sputter material in the resulting NP solution and to consider if the liquid surface is heated by the plasma [42][47]. Despite the fact that most researchers accept
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Published 04 Jan 2022

Alteration of nanomechanical properties of pancreatic cancer cells through anticancer drug treatment revealed by atomic force microscopy

  • Xiaoteng Liang,
  • Shuai Liu,
  • Xiuchao Wang,
  • Dan Xia and
  • Qiang Li

Beilstein J. Nanotechnol. 2021, 12, 1372–1379, doi:10.3762/bjnano.12.101

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  • ]. Recently, changes of the physical properties of cells are considered to be signs of malignant transformation to cancer cells [5][6]. Measuring the difference in mechanical properties between cancer and normal cells is of great help to understand the changes related to cancer, and may provide the
  • the physical properties of HeLa cells treated by docetaxel are different from that of untreated ones [9]. Therefore, the study of drug–cell interaction regarding cellular mechanics could be an effective way for drug evaluation. Important information, including drug efficacy and safety can be obtained
  • . Conclusion In conclusion, the nanostructure and physical properties of normal cells and PCCs were revealed by AFM. The Young's modulus of normal cells is larger than that of three kinds of PCCs. Moreover, the Young's modulus of the more aggressive cancer cells (AsPC-1) is smaller than that of the less
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Published 14 Dec 2021

Nonmonotonous temperature dependence of Shapiro steps in YBCO grain boundary junctions

  • Leonid S. Revin,
  • Dmitriy V. Masterov,
  • Alexey E. Parafin,
  • Sergey A. Pavlov and
  • Andrey L. Pankratov

Beilstein J. Nanotechnol. 2021, 12, 1279–1285, doi:10.3762/bjnano.12.95

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  • ; Shapiro steps; temperature dependence; YBaCuO Josephson junction; Introduction High-temperature superconducting (HTSC) Josephson junctions (JJs) are of great interest since many physical properties can be observed in dynamics during the changing the temperature within a wide range from nitrogen
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Published 23 Nov 2021

Morphology-driven gas sensing by fabricated fractals: A review

  • Vishal Kamathe and
  • Rupali Nagar

Beilstein J. Nanotechnol. 2021, 12, 1187–1208, doi:10.3762/bjnano.12.88

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  • macroscale, where the properties change with the length scales involved. This aspect has been addressed in the present review with focus on gas-sensing properties. While chemical or physical properties of the material may or may not remain the same, a change in geometry and architecture, especially as
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Published 09 Nov 2021

Irradiation-driven molecular dynamics simulation of the FEBID process for Pt(PF3)4

  • Alexey Prosvetov,
  • Alexey V. Verkhovtsev,
  • Gennady Sushko and
  • Andrey V. Solov’yov

Beilstein J. Nanotechnol. 2021, 12, 1151–1172, doi:10.3762/bjnano.12.86

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  • atomistic level although it governs many physical properties such as electrical and thermal conductivity, and magnetic properties [27][28]. Atomistic simulations provide insights into the internal structure of the deposits and its evolution depending on the regimes of the FEBID process. In this study
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Published 13 Oct 2021

First-principles study of the structural, optoelectronic and thermophysical properties of the π-SnSe for thermoelectric applications

  • Muhammad Atif Sattar,
  • Najwa Al Bouzieh,
  • Maamar Benkraouda and
  • Noureddine Amrane

Beilstein J. Nanotechnol. 2021, 12, 1101–1114, doi:10.3762/bjnano.12.82

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  • paper, we have theoretically explored the physical properties of this new binary phase of cubic π-SnSe alloy. Although one study has experimentally demonstrated the mechanical stability of the π-SnSe phase [47], to the best of our knowledge, optical, thermodynamic, and thermoelectric properties of this
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Published 05 Oct 2021

Assessment of the optical and electrical properties of light-emitting diodes containing carbon-based nanostructures and plasmonic nanoparticles: a review

  • Keshav Nagpal,
  • Erwan Rauwel,
  • Frédérique Ducroquet and
  • Protima Rauwel

Beilstein J. Nanotechnol. 2021, 12, 1078–1092, doi:10.3762/bjnano.12.80

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  • a large scale. For this purpose, transparent conducting oxides (TCO), such as thin films of In2O3, SnO2, ZnO, and their mixtures have been extensively studied [30][31][32][33][34]. The most widely studied TCO is indium tin oxide (ITO), which possesses good physical properties, such as high optical
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Published 24 Sep 2021

Molecular assemblies on surfaces: towards physical and electronic decoupling of organic molecules

  • Sabine Maier and
  • Meike Stöhr

Beilstein J. Nanotechnol. 2021, 12, 950–956, doi:10.3762/bjnano.12.71

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  • , photon-induced reactions [46][49][50][51] or electron-induced reactions by electrons from a probe tip [52][53]. In the following, we would like to highlight a few examples for physical properties and built-in functionalities of molecular systems, which were successfully accessed by employing one of the
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Published 23 Aug 2021

Self-assembly of Eucalyptus gunnii wax tubules and pure ß-diketone on HOPG and glass

  • Miriam Anna Huth,
  • Axel Huth and
  • Kerstin Koch

Beilstein J. Nanotechnol. 2021, 12, 939–949, doi:10.3762/bjnano.12.70

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  • formation of the tubules [26]. Atomic force microscopy (AFM) investigations further showed that the elongation of secondary alcohol tubules is based on a helical growth mechanism [27]. Recrystallization experiments with nonacosan-10-ol on non-biological substrates showed that the chemical and physical
  • properties of the underlying substrate affected the crystal formation [27][28]. ß-Diketone tubules have been recrystallized by total wax extracts and isolated ß-diketone of plants, which present ß-diketone tubules on their surfaces [18][29]. However, until now, the process of formation of this chemically and
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Published 20 Aug 2021

Comprehensive review on ultrasound-responsive theranostic nanomaterials: mechanisms, structures and medical applications

  • Sepand Tehrani Fateh,
  • Lida Moradi,
  • Elmira Kohan,
  • Michael R. Hamblin and
  • Amin Shiralizadeh Dezfuli

Beilstein J. Nanotechnol. 2021, 12, 808–862, doi:10.3762/bjnano.12.64

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  • . Microfluidic systems are capable of producing multilayered MBs. Other advantages are the controllable size, adjustable shell and gas composition, uniformity of the bubbles, and their physical properties. On the other hand, the production rate of this system is not very high or efficient, which limits the
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Published 11 Aug 2021

A review of defect engineering, ion implantation, and nanofabrication using the helium ion microscope

  • Frances I. Allen

Beilstein J. Nanotechnol. 2021, 12, 633–664, doi:10.3762/bjnano.12.52

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  • their chemical inertness, do not react with the material. This interstitial placement induces strain into the lattice and hence offers a method for so-called strain engineering of a range of physical properties. Very recently, ion implantation using the HIM has been investigated for this purpose
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Published 02 Jul 2021
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