A self-powered, flexible ultra-thin Si/ZnO nanowire photodetector as full-spectrum optical sensor and pyroelectric nanogenerator

• Liang Chen,
• Jianqi Dong,
• Miao He and
• Xingfu Wang

Beilstein J. Nanotechnol. 2020, 11, 1623–1630, doi:10.3762/bjnano.11.145

• limits their application in the field of flexible electronics. Recently, the design of flexible devices with Si membranes as building blocks has been explored. These devices have become promising candidates for the use as flexible PDs due to many advantages, such as good compatibility, working in a harsh

• energy. This is achieved by utilizing the temperature dependence of electric displacement of polar materials, which are already applied in solar cells, photodetectors, temperature sensors, and stretchable electronics [15][16][17][18]. It means that the PENGs could serve as a power source to power PDs by

Walking energy harvesting and self-powered tracking system based on triboelectric nanogenerators

• Mingliang Yao,
• Guangzhong Xie,
• Qichen Gong and
• Yuanjie Su

Beilstein J. Nanotechnol. 2020, 11, 1590–1595, doi:10.3762/bjnano.11.141

• electronics [1][2][3][4][5] and wireless sensor networks is in high demand. Mechanical energy, which is widely distributed in the environment, is one of the most general power sources. The human body is a rich source of mechanical energy [6]. Muscle stretching, for example, converts biochemical energy into

Optically and electrically driven nanoantennas

• Monika Fleischer,
• Dai Zhang and
• Alfred J. Meixner

Beilstein J. Nanotechnol. 2020, 11, 1542–1545, doi:10.3762/bjnano.11.136

• subject. Energy-level engineering in the gap by introducing molecules into the tunnel junction provides an additional handle to modulate photon emission from an electrically controlled optical antenna. Light emission by tunneling through a single molecule opens the door to combine electronics and quantum

A wideband cryogenic microwave low-noise amplifier

• Boris I. Ivanov,
• Dmitri I. Volkhin,
• Ilya L. Novikov,
• Dmitri K. Pitsun,
• Dmitri O. Moskalev,
• Ilya A. Rodionov,
• Evgeni Il’ichev and
• Aleksey G. Vostretsov

Beilstein J. Nanotechnol. 2020, 11, 1484–1491, doi:10.3762/bjnano.11.131

• aimed to be used as elements for quantum processors. The experimental study of the abovementioned quantum devices requires precise low-noise readout electronics including low-noise amplifiers [10]. Two main low-noise amplifiers parameters are small equivalent noise temperature (Tn) and relatively high

Self-assembly and spectroscopic fingerprints of photoactive pyrenyl tectons on hBN/Cu(111)

• Domenik M. Zimmermann,
• Knud Seufert,
• Luka Ðorđević,
• Tobias Hoh,
• Sushobhan Joshi,
• Tomas Marangoni,
• Davide Bonifazi and
• Willi Auwärter

Beilstein J. Nanotechnol. 2020, 11, 1470–1483, doi:10.3762/bjnano.11.130

• ][48][49][50][51][52][53][54]. With prominent fluorescence properties, pyrene is often considered the "fruitfly of photochemists", and several materials have been prepared for applications in optoelectronic devices and organic electronics [47]. On metal surfaces under ultrahigh vacuum (UHV

One-step synthesis of carbon-supported electrocatalysts

• Sebastian Tigges,
• Nicolas Wöhrl,
• Ivan Radev,
• Ulrich Hagemann,
• Markus Heidelmann,
• Thai Binh Nguyen,
• Stanislav Gorelkov,
• Stephan Schulz and
• Axel Lorke

Beilstein J. Nanotechnol. 2020, 11, 1419–1431, doi:10.3762/bjnano.11.126

• excited by 13.56 MHz radio frequency (RF). The system was constructed according to the guidelines of the gaseous electronics conference reference cell reactor [37] with a specially modified planar plasma antenna to increase plasma densities at low particle energies [38] and a slightly modified chamber

Triboelectric nanogenerator based on Teflon/vitamin B1 powder for self-powered humidity sensing

• Liangyi Zhang,
• Huan Li,
• Yiyuan Xie,
• Jing Guo and
• Zhiyuan Zhu

Beilstein J. Nanotechnol. 2020, 11, 1394–1401, doi:10.3762/bjnano.11.123

• , food safety, wearable electronics, and wireless sensor networks [1][2][3][4]. However, conventional power generation is needed to supply energy to these sensor networks, which leads to increased energy usage and adverse impacts on the environment. More specifically, the degradation of the urban

• development of methods for harvesting energy from the surrounding environment and converting it into electrical power. Through the design of portable electronics and wireless sensor systems [13][14][15][16], which harvest energy from the environment, the adverse environmental effects caused by battery-powered

• significant impact on the advancement of wearable electronics, intelligent robots, and the IoT [22][23][24][25][26][27][28]. Presently, TENGs are used to harvest various forms of mechanical energy from the surrounding environment, such as acoustic energy, wind, vibrations and human motion [29][30][31][32][33

Controlling the proximity effect in a Co/Nb multilayer: the properties of electronic transport

• Sergey Bakurskiy,
• Mikhail Kupriyanov,
• Nikolay V. Klenov,
• Igor Soloviev,
• Andrey Schegolev,
• Roman Morari,
• Yury Khaydukov and
• Anatoli S. Sidorenko

Beilstein J. Nanotechnol. 2020, 11, 1336–1345, doi:10.3762/bjnano.11.118

• elements, including synapses. This new type of application will be discussed in more detail. The creation of artificial neural networks is one of the current trends in the development of superconductor electronics [10][11][12][13][14][15]. Such an artificial neural network contains layers of elements that

Effect of localized helium ion irradiation on the performance of synthetic monolayer MoS₂ field-effect transistors

• Jakub Jadwiszczak,
• Pierce Maguire,
• Conor P. Cullen,
• Georg S. Duesberg and
• Hongzhou Zhang

Beilstein J. Nanotechnol. 2020, 11, 1329–1335, doi:10.3762/bjnano.11.117

• materials; Introduction Layered two-dimensional (2D) semiconductors have come to the fore in recent years as promising candidates for the implementation of flexible, transparent, and low-power electronics. In particular, transition metal dichalcogenides (TMDs), such as molybdenum disulfide (MoS2), have

Cryogenic low-noise amplifiers for measurements with superconducting detectors

• Ilya L. Novikov,
• Boris I. Ivanov,
• Dmitri V. Ponomarev and
• Aleksey G. Vostretsov

Beilstein J. Nanotechnol. 2020, 11, 1316–1320, doi:10.3762/bjnano.11.115

• ; Introduction Currently, superconducting detectors are the most sensitive devices in the electromagnetic field and find wide application in radioastronomy and quantum electronics. Sensors based on superconductors can detect microwaves close to the single-photon limit [1]. Most of such sensors are based on

• Josephson junctions and superconducting thin films. Experimental studies of such sensors require the design of low-noise cryogenic readout electronics with a direct coupling to the sample. For example, investigations of noise sources in low-temperature tunnel Josephson junctions are still ongoing for high

• mobility transistor (HEMT) technology and SiGe bipolar heterojunction technology (HBT). Low-frequency amplifiers are usually applied as first stage of SQUID readout electronics [11][12] or as the readout of cryogenic bolometers [13]. In both cases the amplifiers have a working temperature of 300 K. Modern

Ultrasensitive detection of cadmium ions using a microcantilever-based piezoresistive sensor for groundwater

• Dinesh Rotake,
• Anand Darji and
• Nitin Kale

Beilstein J. Nanotechnol. 2020, 11, 1242–1253, doi:10.3762/bjnano.11.108

• Dinesh Rotake Anand Darji Nitin Kale Department of Electronics Engineering, Sardar Vallabhbhai National Institute of Technology, Surat, Gujarat, India The Chief Technology Officer, NanoSniff Technologies Pvt. Ltd., F-14, 1st Floor, IITB Research Park, Old CSE Building, IIT Bombay, Powai, Mumbai

• . Comparison of different methods for cadmium detection. Funding The authors would like to thank Director of Indian Institute of Technology, Bombay for the support of atomic force microscopy under “Indian Nanoelectronics Users Program” and “Visvesvaraya Ph.D. Scheme for Electronics and IT” funded by the MeitY

3D superconducting hollow nanowires with tailored diameters grown by focused He⁺ beam direct writing

• Rosa Córdoba,
• Alfonso Ibarra,
• Dominique Mailly,
• Isabel Guillamón,
• Hermann Suderow and
• José María De Teresa

Beilstein J. Nanotechnol. 2020, 11, 1198–1206, doi:10.3762/bjnano.11.104

• is present along the whole nanowire length. Moreover, these nanowires become superconducting at 6.8 K and show high values of critical magnetic field and critical current density. Consequently, these 3D nano-objects could be implemented as components in the next generation of electronics, such as

• studied in detail. Nowadays, research on manufacturing highly energy-efficient three-dimensional (3D) structures [13] is critical for the development of future electronics. However, when approaching the nanometer-scale, the number of works on real 3D nano-superconductors [14][15][16][17][18][19] decreases

Hybridization vs decoupling: influence of an h-BN interlayer on the physical properties of a lander-type molecule on Ni(111)

• Maximilian Schaal,
• Takumi Aihara,
• Marco Gruenewald,
• Felix Otto,
• Jari Domke,
• Roman Forker,
• Hiroyuki Yoshida and
• Torsten Fritz

Beilstein J. Nanotechnol. 2020, 11, 1168–1177, doi:10.3762/bjnano.11.101

• -BN on Ni(111) exhibits an atomically flat morphology [18][19]. DBP is a promising molecule in the field of organic electronics, for example, as an electron donor [20][21][22][23] or acceptor [24] in organic photovoltaic applications, and as a dopant in organic light emitting diodes [25]. For our

• a promising n-type contact for molecular electronics. Core level spectroscopy Finally, we investigated the chemical structure by means of X-ray photoelectron spectroscopy (XPS) at normal emission. In Figure 5 the N 1s, the C 1s and the B 1s spectra for DBP on bare Ni(111) as well as on h-BN/Ni(111

Thermophoretic tweezers for single nanoparticle manipulation

• Jošt Stergar and
• Natan Osterman

Beilstein J. Nanotechnol. 2020, 11, 1126–1133, doi:10.3762/bjnano.11.97

• position so that the thermal gradient at the location of the particle is the highest). The position is then sent to the beam steering electronics, which then repositions the heating laser focus accordingly. The most straightforward path to thermophoretic tweezing is to employ laser tweezers, which are

Vibration analysis and pull-in instability behavior in a multiwalled piezoelectric nanosensor with fluid flow conveyance

• Sayyid H. Hashemi Kachapi

Beilstein J. Nanotechnol. 2020, 11, 1072–1081, doi:10.3762/bjnano.11.92

• , pharmaceutical, agricultural, environmental, advanced materials, chemical science, physics, electronics, information technology, biomedical and medical fields [1][2][3][4][5][6][7][8][9][10]. Due to this extended use of nanosensors, especially piezoelectric nanosensors in vibration devices, mathematical models

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

• -ray photoelectron spectroscopy (XPS) with a VERSAPROBE PHI 5000 instrument from Physical Electronics, equipped with a monochromatic Al Kα X-ray source under ultrahigh vacuum conditions. The energy resolution was 0.7 eV. For the compensation of built-up charge on the sample surface during the

Epitaxial growth and superconducting properties of thin-film PdFe/VN and VN/PdFe bilayers on MgO(001) substrates

• Wael M. Mohammed,
• Igor V. Yanilkin,
• Amir I. Gumarov,
• Airat G. Kiiamov,
• Roman V. Yusupov and
• Lenar R. Tagirov

Beilstein J. Nanotechnol. 2020, 11, 807–813, doi:10.3762/bjnano.11.65

• ; epitaxial superconductor–ferromagnet heterostructure; palladium–iron alloy (PdFe); vanadium nitride (VN); superconducting spintronics; Introduction Since its invention, rapid single-flux quantum (RSFQ) logic [1][2] based on superconducting digital electronics has been seriously considered as an alternative

• to semiconductor electronics for supercomputing applications [3][4][5]. Merging it with magnetism [6][7][8] has given a birth to superconducting spintronics [9][10]. The latter concept was implemented in the US Cryogenic Computing Complexity (C3) Program [11][12][13] with the goal “to demonstrate a

• argued that the use of magnetic Josephson junctions in single-flux quantum electronics significantly reduces the number of junctions and interconnects in the circuits [26] and also has other important advantages such as wide operation margins and low bit-error rate [27]. The magnetic material has to be

Light–matter interactions in two-dimensional layered WSe₂ for gauging evolution of phonon dynamics

• Avra S. Bandyopadhyay,
• Chandan Biswas and
• Anupama B. Kaul

Beilstein J. Nanotechnol. 2020, 11, 782–797, doi:10.3762/bjnano.11.63

• interaction while the intra-layer bonding is via the strong covalent interaction. This makes them inherently flexible and good candidates for flexible electronics [9], optoelectronics [10], and other related applications [11][12]. Amongst the TMDCs, WSe2 offers unique advantages for device applications, which

Exfoliation in a low boiling point solvent and electrochemical applications of MoO₃

• Matangi Sricharan,
• Bikesh Gupta,
• Sreejesh Moolayadukkam and
• H. S. S. Ramakrishna Matte

Beilstein J. Nanotechnol. 2020, 11, 662–670, doi:10.3762/bjnano.11.52

• layered materials, molybdenum oxide (MoO3) has gained special attention because of its numerous applications in electronics, catalysis, electrochemistry, solar cells and gas sensors [6]. Monolayered and few-layered MoO3 has been reported to have better properties than the bulk material [7]. Thus, it is

• for the fabrication of flexible supercapacitors for wearable electronics. (a) UV–vis spectra of MoO3 dispersions obtained from different initial concentrations (Ci). The inset shows the final concentration as a function of the initial concentration; (b) UV–vis spectra of MoO3 dispersions obtained from

Evolution of Ag nanostructures created from thin films: UV–vis absorption and its theoretical predictions

• Robert Kozioł,
• Marcin Łapiński,
• Paweł Syty,
• Damian Koszelow,
• Wojciech Sadowski,
• Józef E. Sienkiewicz and
• Barbara Kościelska

Beilstein J. Nanotechnol. 2020, 11, 494–507, doi:10.3762/bjnano.11.40

• Physics and Mathematics, Department of Theoretical Physics and Quantum Information, Gdansk University of Technology, Gabriela Narutowicza 11/12, 80-233 Gdansk, Poland Faculty of Electronics, Telecommunication and Informatics, Department of Biomedical Engineering, Gdansk University of Technology, Gabriela

Electrochemically derived functionalized graphene for bulk production of hydrogen peroxide

• Munaiah Yeddala,
• Pallavi Thakur,
• Anugraha A and
• Tharangattu N. Narayanan

Beilstein J. Nanotechnol. 2020, 11, 432–442, doi:10.3762/bjnano.11.34

• electrolyte (KF) from 1 to 4 M. In this process, two graphite rods were used as electrodes in KF aqueous electrolyte having different concentrations. A regulated DC power supply (Physitech electronics, model: PHY8230) in galvanostatic mode (0.2 A/cm2) was employed to carry out the electrochemical exfoliation

High dynamic resistance elements based on a Josephson junction array

• Konstantin Yu. Arutyunov and
• Janne S. Lehtinen

Beilstein J. Nanotechnol. 2020, 11, 417–420, doi:10.3762/bjnano.11.32

• particular “cost-no-object” applications. Currently, the field of superconducting electronics is developing much faster mainly due to the understanding that (even taking into consideration the necessity of refrigeration) the energy consumption of next generation supercomputers can be as low as ≈10 MW, which

DFT calculations of the structure and stability of copper clusters on MoS₂

• Cara-Lena Nies and
• Michael Nolan

Beilstein J. Nanotechnol. 2020, 11, 391–406, doi:10.3762/bjnano.11.30

• applications. These materials are also interesting as supports for low-dimensional metals for catalysis, while recent work has shown increased interest in using 2D materials in the electronics industry as a Cu diffusion barrier in semiconductor device interconnects. The interaction between different metal

• variety of research areas [1]. These include catalysis [2][3], photonics [4][5], batteries [6], sensors [7][8] and semiconductors and electronics [9][10][11]. More recently, 2D materials have been explored as copper diffusion barriers in CMOS interconnect structures [12][13][14][15]. Furthermore, to

• semiconductors, unlike graphene, and have thus garnered significant interest in the electronics industry [4]. Often, the properties of the monolayer are different from those of the bulk materials. For example, MoS2 has an indirect bandgap in its bulk structure, while it exhibits a direct bandgap as a monolayer

Anomalous current–voltage characteristics of SFIFS Josephson junctions with weak ferromagnetic interlayers

• Tairzhan Karabassov,
• Anastasia V. Guravova,
• Aleksei Yu. Kuzin,
• Elena A. Kazakova,
• Shiro Kawabata,
• Boris G. Lvov and
• Andrey S. Vasenko

Beilstein J. Nanotechnol. 2020, 11, 252–262, doi:10.3762/bjnano.11.19

• . acknowledges the hospitality of the Quantum nanoelectronics laboratory of the Moscow Institute of Electronics and Mathematics in the National Research University Higher School of Economics during his stay in Moscow.

Size effects of graphene nanoplatelets on the properties of high-density polyethylene nanocomposites: morphological, thermal, electrical, and mechanical characterization

• Tuba Evgin,
• Alpaslan Turgut,
• Georges Hamaoui,
• Zdenko Spitalsky,
• Nicolas Horny,
• Matej Micusik,
• Mihai Chirtoc,
• Mehmet Sarikanat and
• Maria Omastova

Beilstein J. Nanotechnol. 2020, 11, 167–179, doi:10.3762/bjnano.11.14

• composites (PMCs); thermal properties; Introduction In recent years, electrically and thermally conductive polymer nanocomposites have attracted considerable attention because of their potential use in many industrial applications, such as aerospace, electronics, packaging, automotives, sensors, batteries