Progress and innovation of nanostructured sulfur cathodes and metal-free anodes for room-temperature Na–S batteries

• Marina Tabuyo-Martínez,
• Bernd Wicklein and
• Pilar Aranda

Beilstein J. Nanotechnol. 2021, 12, 995–1020, doi:10.3762/bjnano.12.75

• bonded sulfur (40.1%), which displays a specific capacity of 696 mAh·g−1 at 2.5 A·g−1. Unlike most of the reported cathodes, where sulfur is infused in its elemental form (S8), in this design the sulfur source are benzenedisulfonic acid (BDSA, –SO3H) and sulfate (SO42−), which are shown in Figure 4B

Silver nanoparticles nucleated in NaOH-treated halloysite: a potential antimicrobial material

• Yuri B. Matos,
• Rodrigo S. Romanus,
• Mattheus Torquato,
• Edgar H. de Souza,
• Rodrigo L. Villanova,
• Marlene Soares and
• Emilson R. Viana

Beilstein J. Nanotechnol. 2021, 12, 798–807, doi:10.3762/bjnano.12.63

• plastic samples and sheds light on why Ag/HNT-8/DIO exhibited better antimicrobial properties in combination with LDPE. The uncoated sample (Figure 7a) displays the formation of microscopic Ag-NPs aggregates. In contrast, the Ag/HNT-8/DIO-doped sample (Figure 7b) shows a relatively smooth surface

Prediction of Co and Ru nanocluster morphology on 2D MoS₂ from interaction energies

• Cara-Lena Nies and
• Michael Nolan

Beilstein J. Nanotechnol. 2021, 12, 704–724, doi:10.3762/bjnano.12.56

• atop_S, with an adsorption energy of −2.57 eV/atom (Figure 6D), differ by no more than 0.7 eV/atom from this. This least favourable adsorption structure displays Ru atoms that migrate significantly from their original adsorption sites. While one atom remains at site atop_S, the second atom bridges

High-yield synthesis of silver nanowires for transparent conducting PET films

• Gul Naz,
• Hafsa Asghar,
• Muhammad Ramzan,
• Muhammad Arshad,
• Rashid Ahmed,
• Muhammad Bilal Tahir,
• Bakhtiar Ul Haq,
• Nadeem Baig and
• Junaid Jalil

Beilstein J. Nanotechnol. 2021, 12, 624–632, doi:10.3762/bjnano.12.51

• optoelectronics. Keywords: silver nanowires; high yield; visible luminescence; PET film; transmittance; sheet resistance; Introduction Several optoelectronic devices, such as solar cells, touch screens, LC displays, organic EL panels, light-emitting diodes, and organic light emitting diodes, use transparent

The impact of molecular tumor profiling on the design strategies for targeting myeloid leukemia and EGFR/CD44-positive solid tumors

• Nikola Geskovski,
• Nadica Matevska-Geshkovska,
• Simona Dimchevska Sazdovska,
• Marija Glavas Dodov,
• Kristina Mladenovska and
• Katerina Goracinova

Beilstein J. Nanotechnol. 2021, 12, 375–401, doi:10.3762/bjnano.12.31

• BCR-ABL1 inhibition by IM (T315I), and in the catalytic domain (M351T and F359V) [17]. In general, second-generation TKIs are active against most of the subclones resistant to imatinib mesylate (IM), except against the subclones harboring the T315I mutation. The T315I mutation displays resistance to

Imaging of SARS-CoV-2 infected Vero E6 cells by helium ion microscopy

• Natalie Frese,
• Patrick Schmerer,
• Martin Wortmann,
• Matthias Schürmann,
• Matthias König,
• Michael Westphal,
• Friedemann Weber,
• Holger Sudhoff and
• Armin Gölzhäuser

Beilstein J. Nanotechnol. 2021, 12, 172–179, doi:10.3762/bjnano.12.13

• and an infected Vero E6 cell at multiple magnification levels is shown in Figure 1. Figure 1a shows a sequence of four HIM images of native Vero E6 cells (mock-infected). Figure 1b displays a sequence of HIM images of Vero E6 cells after they have been exposed to SARS-CoV-2 at a multiplicity of

Paper-based triboelectric nanogenerators and their applications: a review

• Jing Han,
• Nuo Xu,
• Yuchen Liang,
• Mei Ding,
• Junyi Zhai,
• Qijun Sun and
• Zhong Lin Wang

Beilstein J. Nanotechnol. 2021, 12, 151–171, doi:10.3762/bjnano.12.12

Mapping the local dielectric constant of a biological nanostructured system

• Wescley Walison Valeriano,
• Rodrigo Ribeiro Andrade,
• Juan Pablo Vasco,
• Angelo Malachias,
• Bernardo Ruegger Almeida Neves,
• Paulo Sergio Soares Guimarães and
• Wagner Nunes Rodrigues

Beilstein J. Nanotechnol. 2021, 12, 139–150, doi:10.3762/bjnano.12.11

• , red, and blue regions. In this work we study the light captured at 60° in relation to the normal of the wing. Optical images of the iridescent hind wing of the male damselfly Chalcopteryx rutilans (Rambur) (Odonata, Polythoridae). The dorsal side (a) displays colors that span all the visible

A review on the green and sustainable synthesis of silver nanoparticles and one-dimensional silver nanostructures

• Sina Kaabipour and
• Shohreh Hemmati

Beilstein J. Nanotechnol. 2021, 12, 102–136, doi:10.3762/bjnano.12.9

• devices [94], organic light emitting diodes (OLED) [95], transparent conductive electrodes [96][97], artificial skin [98], liquid crystal display (LCD) [99][100], and smart windows [101][102]. AgNWs can be embedded in flexible touch-screen substrates and electronic displays to provide an enhanced decrease

Bio-imaging with the helium-ion microscope: A review

• Matthias Schmidt,
• James M. Byrne and
• Ilari J. Maasilta

Beilstein J. Nanotechnol. 2021, 12, 1–23, doi:10.3762/bjnano.12.1

• abstract by Belianinov et al. on the investigation of the biofilm structure of Geobacter sulfurreducens by HIM [79]. The helium-ion micrograph of the bacterium shown in this abstract displays the importance of an appropriate preparation of the sample. The preparation method used by the authors – chemical

Free and partially encapsulated manganese ferrite nanoparticles in multiwall carbon nanotubes

• Saja Al-Khabouri,
• Salim Al-Harthi,
• Toru Maekawa,
• Mohamed E. Elzain,
• Ashraf Al-Hinai,
• Ahmed D. Al-Rawas,
• Abbsher M. Gismelseed,
• Ali A. Yousif and
• Myo Tay Zar Myint

Beilstein J. Nanotechnol. 2020, 11, 1891–1904, doi:10.3762/bjnano.11.170

• due to the interaction between the CNT walls and the encapsulated nanoparticles [38]. The liquid-nitrogen Mössbauer spectrum (Figure 7) displays a superposition of two magnetic components and a superparamagnetic component. The Mössbauer parameters are presented in Table 2. The area of the doublet

Towards 3D self-assembled rolled multiwall carbon nanotube structures by spontaneous peel off

• Jonathan Quinson

Beilstein J. Nanotechnol. 2020, 11, 1865–1872, doi:10.3762/bjnano.11.168

• substrates remain dark, which indicates that MWCNTs are still present. In order to characterize the nature of the peeled-off layer, scanning electron microscopy (SEM) characterization was performed. Figure 1 displays an SEM micrograph of a sample with a C1/N2/C3/N4 structure in which the peeling off was

• [12][21][32]. (a) SEM micrograph of a C1/N2/C3/N4 structure in which a break between the N2 and C3 part leads to MWCNTs layers to peel off. (b) SEM micrograph of C1/N2/C3 structures in which the N2/C3 interface displays iron-based particles. The bright line between the two arrows in the image is

Unravelling the interfacial interaction in mesoporous SiO₂@nickel phyllosilicate/TiO₂ core–shell nanostructures for photocatalytic activity

• Bridget K. Mutuma,
• Xiluva Mathebula,
• Isaac Nongwe,
• Bonakele P. Mtolo,
• Boitumelo J. Matsoso,
• Rudolph Erasmus,
• Zikhona Tetana and
• Neil J. Coville

Beilstein J. Nanotechnol. 2020, 11, 1834–1846, doi:10.3762/bjnano.11.165

• produce hydroxyl radicals that further degrade the dye. It is to be noted that no experiments were performed to examine the role of radicals in the reaction. Figure 6b displays the possible charge-transfer process in the mSiO2@NiPS/TiO2 photocatalyst. The direction for the charge-transfer process in

Electron beam-induced deposition of platinum from Pt(CO)₂Cl₂ and Pt(CO)₂Br₂

• Aya Mahgoub,
• Hang Lu,
• Rachel M. Thorman,
• Konstantin Preradovic,
• Titel Jurca,
• Lisa McElwee-White,
• Howard Fairbrother and
• Cornelis W. Hagen

Beilstein J. Nanotechnol. 2020, 11, 1789–1800, doi:10.3762/bjnano.11.161

• [30]. From both precursors, Pt(CO)2Cl2 and MeCpPtMe3, arrays of pillars were also deposited at both a lower and a higher beam current of 12 and 140 pA, respectively. Figure 5a displays the heights of those pillars as well. For MeCpPtMe3 the growth rate is highest at 12 pA and lowest at 140 pA. This

Piezoelectric sensor based on graphene-doped PVDF nanofibers for sign language translation

• Shuai Yang,
• Xiaojing Cui,
• Rui Guo,
• Zhiyi Zhang,
• Shengbo Sang and
• Hulin Zhang

Beilstein J. Nanotechnol. 2020, 11, 1655–1662, doi:10.3762/bjnano.11.148

• repeated bending is shown. The output of the PES shows no obvious attenuation after a large number of bending tests. The PES was attached alternatively to a heater and a cooling fin to measure its pyroelectric voltage (Figure 3i). The heater was kept at a constant temperature of 50 °C. Figure 3j displays

Controlling the electronic and physical coupling on dielectric thin films

• Philipp Hurdax,
• Michael Hollerer,
• Larissa Egger,
• Georg Koller,
• Xiaosheng Yang,
• Anja Haags,
• Serguei Soubatch,
• Frank Stefan Tautz,
• Mathias Richter,
• Alexander Gottwald,
• Peter Puschnig,
• Martin Sterrer and
• Michael G. Ramsey

Beilstein J. Nanotechnol. 2020, 11, 1492–1503, doi:10.3762/bjnano.11.132

• critical role of the work function for charging and its influence on the surface wetting capability of the molecules will be highlighted. Work function control of electronic coupling Figure 4 displays angle-resolved ultraviolet photoemission spectroscopy (ARUPS) scans after the 6P molecules were submitted

Atomic defect classification of the H–Si(100) surface through multi-mode scanning probe microscopy

• Jeremiah Croshaw,
• Thomas Dienel,
• Taleana Huff and
• Robert Wolkow

Beilstein J. Nanotechnol. 2020, 11, 1346–1360, doi:10.3762/bjnano.11.119

• that the H2 molecule dissociates on the apex, resulting in a singly H-functionalized tip [37]. In Figure 1f, the use of STHM displays the surface as a series of squares with each of the square corners correlating to a H–Si atom. The image’s slight asymmetry can be attributed to a corresponding

• single dihydride adjacent to a missing atom is displayed in Figure 3c,d, with the dihydride again showing a splitting feature. The slight depression at the location of the missing Si atom (blue curve displays less frequency shift compared to the defect-free grey curve) suggests that the tip cannot fully

• originates above one side of a dimer, while the SiH2 is centred between the two atoms of a dimer. The neutral point defect in Figure 3q,r displays as a slight decrease in the minima above the defect. The almost normal appearance of the defect cross section compared to the regular surface suggests a similarly

Straightforward synthesis of gold nanoparticles by adding water to an engineered small dendrimer

• Sébastien Gottis,
• Régis Laurent,
• Vincent Collière and
• Anne-Marie Caminade

Beilstein J. Nanotechnol. 2020, 11, 1110–1118, doi:10.3762/bjnano.11.95

• electron microscopy (TEM) images were obtained from a drop of a colloidal suspension of compound 4 in water (Figure 3). Figure 3A displays images of the NPs with diameters ranging from 20 to 50 nm (mean value is 28 nm, Figure 3F). It can be seen from Figure 3B that these nanoparticles have a variety of

• slightly different shapes. Figure 3C provides a detailed view of a triangular nanoparticle in which the layers of the gold atoms in the nanocrystals can be seen. Figure 3D displays a pentagonal nanoparticle which is constituted by five associated triangles. Figure 3E shows a hexagonal nanoparticle with a

A few-layer graphene/chlorin e6 hybrid nanomaterial and its application in photodynamic therapy against Candida albicans

• Selene Acosta,
• Carlos Moreno-Aguilar,
• Dania Hernández-Sánchez,
• Beatriz Morales-Cruzado,
• Erick Sarmiento-Gomez,
• Carla Bittencourt,
• Luis Octavio Sánchez-Vargas and
• Mildred Quintana

Beilstein J. Nanotechnol. 2020, 11, 1054–1061, doi:10.3762/bjnano.11.90

• -Ce6) for the photodynamic treatment (PDT) of Candida albicans. We show that the FLG-Ce6 hybrid nanomaterial displays enhanced reactive oxygen species (ROS) generation compared with Ce6. The enhancement is up to 5-fold when irradiated for 15 min at 632 nm with a red light-emitting diode (LED). The

Agglomerates of nanoparticles

• Dieter Vollath

Beilstein J. Nanotechnol. 2020, 11, 854–857, doi:10.3762/bjnano.11.70

• kinds of the probability distribution differ in the sign of the enthalpy of interaction. Table 1 displays the detailed results of the calculation for different sizes of the ensemble of particles. The calculations were performed for three different numbers of particles in the ensemble. The exact number

• modified exponential distribution. The numbers shown in Table 1 are displayed graphically in the Figure 2 and Figure 3. Figure 2 displays the reduced entropy values S/k for three different numbers of particles. In a double logarithmic plot, one finds a linear correlation between the logarithm of the number

Nickel nanoparticles supported on a covalent triazine framework as electrocatalyst for oxygen evolution reaction and oxygen reduction reactions

• Secil Öztürk,
• Yu-Xuan Xiao,
• Dennis Dietrich,
• Beatriz Giesen,
• Juri Barthel,
• Jie Ying,
• Xiao-Yu Yang and
• Christoph Janiak

Beilstein J. Nanotechnol. 2020, 11, 770–781, doi:10.3762/bjnano.11.62

• same conditions. Ni/CTF-1-600 displays an OER catalytic activity comparable with many nickel-based electrocatalysts and is a potential candidate for OER. The same Ni/CTF-1-600 material shows a half-wave potential of 0.775 V for ORR, which is slightly lower than that of commercial Pt/C (0.890 V

Structural optical and electrical properties of a transparent conductive ITO/Al–Ag/ITO multilayer contact

• Aliyu Kabiru Isiyaku,
• Ahmad Hadi Ali and
• Nafarizal Nayan

Beilstein J. Nanotechnol. 2020, 11, 695–702, doi:10.3762/bjnano.11.57

• conducting oxides (TCO) thin films have been receiving much attention regarding their use as contacts in several optoelectronic devices such as LEDs [1], solar cells [2] and flat panel displays [3]. Indium tin oxide (ITO) is the most commonly used TCO for industrial and laboratory applications due to its

A novel dry-blending method to reduce the coefficient of thermal expansion of polymer templates for OTFT electrodes

• Xiangdong Ye,
• Bo Tian,
• Yuxuan Guo,
• Fan Fan and
• Anjiang Cai

Beilstein J. Nanotechnol. 2020, 11, 671–677, doi:10.3762/bjnano.11.53

• -generation large-area, light-weight, flexible, and stretchable optoelectronic applications [1][2], including flexible displays [3], electronic papers [4], sensors [5], and medical applications [6]. Fabricating high-performance OTFTs usually requires that the electrodes on the polymer template are precisely

• of flexible displays, electronic papers, sensors, and medical applications, and provide new solutions for constructing large-area, light-weight, flexible, and stretchable optoelectronic applications. The experimental procedure for preparation of the PDMS/SiO2 composite template via dry blending: (a

Observation of unexpected uniaxial magnetic anisotropy in La_2/3Sr_1/3MnO₃ films by a BaTiO₃ overlayer in an artificial multiferroic bilayer

• John E. Ordóñez,
• Lorena Marín,
• Luis A. Rodríguez,
• Pedro A. Algarabel,
• José A. Pardo,
• Roger Guzmán,
• Luis Morellón,
• César Magén,
• Etienne Snoeck,
• María E. Gómez and
• Manuel R. Ibarra

Beilstein J. Nanotechnol. 2020, 11, 651–661, doi:10.3762/bjnano.11.51

• geometric phase analysis (GPA) method on HAADF-STEM images. We magnetically analyzed samples by performing room-temperature polar plots of the remnant field, where we applied magnetic field on the plane of the sample along different directions. Results and Discussion Figure 1 displays RSMs taken around the

• depend on the crystal distortion of the LSMO film: 1) a bilayer with a compressive-strained LSMO film on LAO substrate; 2) a bilayer with a weakly compressive-strained LSMO film on LSAT substrate and 3) a bilayer with a tensile-strained LSMO film on STO substrate. Figure 2 displays a scheme illustrating

• each case. Figure 3 displays isothermal room temperature loops of the normalized magnetization (M(H)/Ms) as a function of the applied magnetic field for 27 nm thick LSMO films (plots to the left), and for BTO (140 nm)/LSMO (27 nm) bilayers (plots to the right) grown on STO (plots on the top), LSAT

Comparison of fresh and aged lithium iron phosphate cathodes using a tailored electrochemical strain microscopy technique

• Matthias Simolka,
• Hanno Kaess and
• Kaspar Andreas Friedrich

Beilstein J. Nanotechnol. 2020, 11, 583–596, doi:10.3762/bjnano.11.46

• ranging from 50 nm to a few micrometres in diameter. No evident differences can be discerned on this scale when comparing pristine and aged samples. The voltage over discharge capacity plot of the commercial full cells is shown in Supporting Information File 1, Figure S1. It displays the capacity loss of

• shown here). The discharging capacity is higher for the fresh cathode compared to the aged. Analysis of the ESM signal of the fresh cathode cross-section The ESM measurement in Figure 2 displays differences of the ESM signal within one particle. In Figure 2a and 2b, the topography and the deflection

• error of the particle and in Figure 2c and 2d the ESM signal due to the application of a positive and negative voltage pulse are shown. Figure 2e displays the applied voltage pulse with the dc and ac-voltage part at the top and the resulting ESM signal at the bottom, which is generated due to the