Measurements of dichroic bow-tie antenna arrays with integrated cold-electron bolometers using YBCO oscillators

• Leonid S. Revin,
• Dmitry A. Pimanov,
• Alexander V. Chiginev,
• Anton V. Blagodatkin,
• Viktor O. Zbrozhek,
• Andrey V. Samartsev,
• Anastasia N. Orlova,
• Dmitry V. Masterov,
• Alexey E. Parafin,
• Victoria Yu. Safonova,
• Anna V. Gordeeva,
• Andrey L. Pankratov,
• Leonid S. Kuzmin,
• Anatolie S. Sidorenko,
• Silvia Masi and
• Paolo de Bernardis

Beilstein J. Nanotechnol. 2024, 15, 26–36, doi:10.3762/bjnano.15.3

• microwave superconducting quantum interference device (SQUID) readout if transition-edge sensors (TESs) detectors are installed. Otherwise, on-wafer RF multiplexing may be used with thermal kinetic inductance detectors [2]. The LSPE mission [3] is a project of the Italian Space Agency aimed at studying the

TEM sample preparation of lithographically patterned permalloy nanostructures on silicon nitride membranes

• Joshua Williams,
• Michael I. Faley,
• Joseph Vimal Vas,
• Peng-Han Lu and
• Rafal E. Dunin-Borkowski

Beilstein J. Nanotechnol. 2024, 15, 1–12, doi:10.3762/bjnano.15.1

• ], transmission electron microscopy (TEM) [1][8][9][10][11], scanning transmission X-ray microscopy [12][13], and magneto-optical Kerr effect microscopy [14][15]. Possible applications of Py nanodisks were proposed for zero-hysteresis magnet sensors, magnetic logic devices, and data storage [16]. Py is a nickel

A multi-resistance wide-range calibration sample for conductive probe atomic force microscopy measurements

• François Piquemal,
• Khaled Kaja,
• Pascal Chrétien,
• José Morán-Meza,
• Frédéric Houzé,
• Christian Ulysse and
• Abdelmounaim Harouri

Beilstein J. Nanotechnol. 2023, 14, 1141–1148, doi:10.3762/bjnano.14.94

• electronics [24][25][26][27][28][29], organic and biological systems [30][31][32][33][34], and quantum devices [35][36][37]. Various technical methods have been developed in C-AFM to cope with the diversity of its applications, including advanced sensors and low-noise preamplifiers [2][38][39][40

Properties of tin oxide films grown by atomic layer deposition from tin tetraiodide and ozone

• Kristjan Kalam,
• Peeter Ritslaid,
• Tanel Käämbre,
• Aile Tamm and
• Kaupo Kukli

Beilstein J. Nanotechnol. 2023, 14, 1085–1092, doi:10.3762/bjnano.14.89

• have been studied from many perspectives. For example, one can mention anodes for Li-ion batteries [1], gas sensors [2], catalytic activities [3], and stable buffer [4] or base [5] layers in solar cells. More applications can be found, when SnO2 is considered as constituent of a nanostructure or a

Experimental investigation of usage of POE lubricants with Al₂O₃, graphene or CNT nanoparticles in a refrigeration compressor

• Kayhan Dağıdır and
• Kemal Bilen

Beilstein J. Nanotechnol. 2023, 14, 1041–1058, doi:10.3762/bjnano.14.86

• detector (RTD) sensors were used for pressure and temperature measurements, respectively. Besides, required electrical power of the compressor was measured using a digital wattmeter. During the tests, the pressure and temperatures at the compressor inlet and outlet were kept approximately constant. The

A visible-light photodetector based on heterojunctions between CuO nanoparticles and ZnO nanorods

• Doan Nhat Giang,
• Nhat Minh Nguyen,
• Duc Anh Ngo,
• Thanh Trang Tran,
• Le Thai Duy,
• Cong Khanh Tran,
• Thi Thanh Van Tran,
• Phan Phuong Ha La and
• Vinh Quang Dang

Beilstein J. Nanotechnol. 2023, 14, 1018–1027, doi:10.3762/bjnano.14.84

• 70000, Vietnam Center for Innovative Materials and Architectures (INOMAR), Ho Chi Minh City 70000, Vietnam 10.3762/bjnano.14.84 Abstract Optoelectronic devices have various applications in medical equipment, sensors, and communication systems. Photodetectors, which convert light into electrical signals

• development of many technologies in the future, such as solar cells [1][2], light-emitting diodes (LEDs) [3][4], laser diodes [5], and optical fibers [6]. Optoelectronics devices contribute to meeting requirements in telecommunications, medical equipment, sensors, and military services. Among those

• photodetectors (PDs) to “Industry 4.0”, which may include image sensors, biomedical imaging, manufacturing process control, environmental sensing, and optical sensors [8]. Various materials for photodetectors have been developed. Photodetectors can be classified into two main categories, namely PDs that work at

A wearable nanoscale heart sound sensor based on P(VDF-TrFE)/ZnO/GR and its application in cardiac disease detection

• Yi Luo,
• Jian Liu,
• Jiachang Zhang,
• Yu Xiao,
• Ying Wu and
• Zhidong Zhao

Beilstein J. Nanotechnol. 2023, 14, 819–833, doi:10.3762/bjnano.14.67

• mechanical vibration signals into voltage signals, have become one of the primary materials for creating heart sound sensors [9]. Piezoelectric materials are essential components in heart sound auscultation equipment. When pressure is applied to piezoelectric materials, they generate a voltage, a phenomenon

• a series of processing steps, the heart sound signal is obtained. However, PZT has a brittle texture, does not fit the skin well, and lacks comfort when worn, making it unsuitable for wearable sensors [10]. Moreover, the lead in PZT is harmful to humans. In recent years, there has been a significant

• polymer material with a wide frequency bandwidth, good biocompatibility, and softness. It is one of the preferred materials for flexible piezoelectric sensors [12]. However, compared to rigid piezoelectric materials such as PZT, pure P(VDF-TrFE) has inferior piezoelectric properties [13]. Researchers have

Control of morphology and crystallinity of CNTs in flame synthesis with one-dimensional reaction zone

• Muhammad Hilmi Ibrahim,
• Norikhwan Hamzah,
• Mohd Zamri Mohd Yusop,
• Ni Luh Wulan Septiani and
• Mohd Fairus Mohd Yasin

Beilstein J. Nanotechnol. 2023, 14, 741–750, doi:10.3762/bjnano.14.61

• 99.995% methane at a fixed rate of 0.4 slpm, controlled by an OmronTM flow sensor. The outer tube supplies the oxidizer gases, a mixture of 99.9% oxygen at a fixed rate of 0.7 slpm and 99.9% nitrogen at a fixed rate of 3.0 slpm, controlled by metering valves equipped with HoneywellTM sensors. The flame

Nanoarchitectonics for advanced applications in energy, environment and biology: Method for everything in materials science

• Katsuhiko Ariga

Beilstein J. Nanotechnol. 2023, 14, 738–740, doi:10.3762/bjnano.14.60

• ], but also from applied fields such as catalysis [20][21], sensors [22][23], devices [24][25], environmental research [26][27], energy [28][29], and biomedical [30][31] fields. In this thematic issue entitled “Nanoarchitectonics for advanced applications in energy, environment and biology”, the authors

A graphene quantum dots–glassy carbon electrode-based electrochemical sensor for monitoring malathion

• Sanju Tanwar,
• Aditi Sharma and
• Dhirendra Mathur

Beilstein J. Nanotechnol. 2023, 14, 701–710, doi:10.3762/bjnano.14.56

• between 1 to 30 µM using differential pulse voltammetry, which resulted in a limit of detection of 0.62 nM. GQDs can thus be used to develop electrochemical sensors for the detection of pesticides in water. Keywords: cyclic voltammetry; differential pulse voltammetry; electrochemical impedance

Humidity-dependent electrical performance of CuO nanowire networks studied by electrochemical impedance spectroscopy

• Jelena Kosmaca,
• Juris Katkevics,
• Jana Andzane,
• Raitis Sondors,
• Liga Jasulaneca,
• Raimonds Meija,
• Kiryl Niherysh,
• Yelyzaveta Rublova and
• Donats Erts

Beilstein J. Nanotechnol. 2023, 14, 683–691, doi:10.3762/bjnano.14.54

• ; electrochemical impedance spectroscopy; humidity; nanowire; sensor; Introduction Semiconductor metal oxide nanomaterials have demonstrated a great potential for integration in a variety of devices, such as gas and humidity sensors, nanoelectronics, and low-power thermoelectrical generators [1][2][3][4][5][6

• sensitive and fast responding nanowire-based gas sensors for the detection of CO, C2H5OH, H2S, and NO2 [10][11][12][13][14]. Unusually strong space-charge-limited currents observed in individual CuO nanowires [15] in combination with the mechanical strength [9][16] motivate their application as durable

• effect of humidity on dielectrophoretically assembled CuO nanowire network systems with multiple interconnects, which may become very advantageous for the scalable assembly of CuO nanowire-based devices as NEMS [5], sensors [2], and thermoelectric modules [4], is yet to be reported. In this work, CuO

Metal-organic framework-based nanomaterials as opto-electrochemical sensors for the detection of antibiotics and hormones: A review

• Akeem Adeyemi Oladipo,
• Saba Derakhshan Oskouei and
• Mustafa Gazi

Beilstein J. Nanotechnol. 2023, 14, 631–673, doi:10.3762/bjnano.14.52

• antibiotics and hormones in the environment and food samples are concerning and pose a threat. Opto-electrochemical sensors have received attention due to their low cost, portability, sensitivity, analytical performance, and ease of deployment in the field as compared to conventional expensive technologies

• that are time-consuming and require experienced professionals. Metal-organic frameworks (MOFs) with variable porosity, active functional sites, and fluorescence capacity are attractive materials for developing opto-electrochemical sensors. Herein, the insights into the capabilities of electrochemical

• and luminescent MOF sensors for detection and monitoring of antibiotics and hormones from various samples are critically reviewed. The detailed sensing mechanisms and detection limits of MOF sensors are addressed. The challenges, recent advances, and future directions for the development of stable

Observation of multiple bulk bound states in the continuum modes in a photonic crystal cavity

• Rui Chen,
• Yi Zheng,
• Xingyu Huang,
• Qiaoling Lin,
• Chaochao Ye,
• Meng Xiong,
• Martijn Wubs,
• Yungui Ma,
• Minhao Pu and
• Sanshui Xiao

Beilstein J. Nanotechnol. 2023, 14, 544–551, doi:10.3762/bjnano.14.45

• [3][4] systems, can support BICs, which play a critical role in sensors [11][12][13], filters [14], lasers [15][16][17], nonlinear optics [18][19][20][21][22][23][24], and quantum devices [25][26]. An ideal BIC could be viewed as a cavity that suppresses radiation in all directions. For planar BIC

Carbon nanotube-cellulose ink for rapid solvent identification

• Tiago Amarante,
• Thiago H. R. Cunha,
• Claudio Laudares,
• Ana P. M. Barboza,
• Ana Carolina dos Santos,
• Cíntia L. Pereira,
• Vinicius Ornelas,
• Bernardo R. A. Neves,
• André S. Ferlauto and
• Rodrigo G. Lacerda

Beilstein J. Nanotechnol. 2023, 14, 535–543, doi:10.3762/bjnano.14.44

• two important properties of the liquids, namely dielectric constant and vapor pressure, on the transduction of the MFC-MWCNT sensors. These results were corroborated by independent heat flow measurements (thermogravimetric analysis). The proposed MFC-MWCNT sensor platform may help paving the way to

• rapid, inexpensive, and robust liquid analysis and identification. Keywords: carbon nanotube; electronic tongue; fibrillated cellulose; liquid sensor; Introduction The development of a new generation of smart sensors that allow for the monitoring of industrial processes in real time and for wearable

• and flexible devices are paradigms of the current “Industry 4.0”. One can envision applications such as multicomponent liquid and gas sensors, wearables for healthcare, paper-based sensors, and electronic solutions for smart city applications [1][2][3][4][5]. Another area of increasing demand is the

A mid-infrared focusing grating coupler with a single circular arc element based on germanium on silicon

• Xiaojun Zhu,
• Shuai Li,
• Ang Sun,
• Yongquan Pan,
• Wen Liu,
• Yue Wu,
• Guoan Zhang and
• Yuechun Shi

Beilstein J. Nanotechnol. 2023, 14, 478–484, doi:10.3762/bjnano.14.38

• (GOSI) [7], germanium on insulating substrate (GOI) [8][9], and germanium on silicon nitride substrate (GOSN) [10]. Among them, Ge-on-Si platforms have been widely applied in on-chip sensors, nonlinear optics, free space communication, and thermal imaging [1][6] because portable, cost-effective, and

• proposed MIR grating coupler [14]. Finally, the transmission characteristics of the output fiber can be detected using an optical spectrum analyzer. There is a wide range of sensors for applications in, for example, biosensing, healthcare, disease detection, and gas detection. Therefore, research on those

• sensors is of great significance. In 2015, Bai et al. reported a flexible healable transparent chemical gas sensing device that exhibited robust flexibility, good transparency, and reliable water-enabled healability of the gas sensing performance at room temperature [15]. Wang proposed a flexible

Molecular nanoarchitectonics: unification of nanotechnology and molecular/materials science

• Katsuhiko Ariga

Beilstein J. Nanotechnol. 2023, 14, 434–453, doi:10.3762/bjnano.14.35

• nanoarchitectonics show that it is widely applied in academic fields such as materials synthesis [57][58][59], structural control [60][61][62][63], physical phenomena [64][65][66], and basic biochemistry [67][68][69], as well as in applied fields such as catalysis [70][71][72], sensors [73][74][75], devices [76][77

Plasmonic nanotechnology for photothermal applications – an evaluation

• A. R. Indhu,
• L. Keerthana and
• Gnanaprakash Dharmalingam

Beilstein J. Nanotechnol. 2023, 14, 380–419, doi:10.3762/bjnano.14.33

• tunability of optothermal properties and enhanced stability, these nanostructures show a wide range of applications in optical sensors, steam generation, water desalination, thermal energy storage, and biomedical applications such as photothermal (PT) therapy. The PT effect, that is, the conversion of

Quercetin- and caffeic acid-functionalized chitosan-capped colloidal silver nanoparticles: one-pot synthesis, characterization, and anticancer and antibacterial activities

• Akif Hakan Kurt,
• Elif Berna Olutas,
• Fatma Avcioglu,
• Hamza Karakuş,
• Mehmet Ali Sungur,
• Cansu Kara Oztabag and
• Muhammet Yıldırım

Beilstein J. Nanotechnol. 2023, 14, 362–376, doi:10.3762/bjnano.14.31

• range of uses such as antibacterial and antimicrobial agents, healthcare-related products, medical device coatings, anticancer agents, optical sensors, anti-inflammatory agents, biocatalysts, cosmetics, and biosensors [41][42][43][44][45]. The combination of polymer-coated metal nanoparticles

Intermodal coupling spectroscopy of mechanical modes in microcantilevers

• Ioan Ignat,
• Bernhard Schuster,
• Jonas Hafner,
• MinHee Kwon,
• Daniel Platz and
• Ulrich Schmid

Beilstein J. Nanotechnol. 2023, 14, 123–132, doi:10.3762/bjnano.14.13

• electrical modes together, opening up the possibility of creating transducers mediated by a moving capacitor. Such thoughts open the doors to sensors with qualities overshadowing their predecessors. (a) Schematic drawing of the experimental setup. The cantilever is glued to the macrosized piezo driver. The

Combining physical vapor deposition structuration with dealloying for the creation of a highly efficient SERS platform

• Adrien Chauvin,
• Walter Puglisi,
• Damien Thiry,
• Cristina Satriano,
• Rony Snyders and
• Carla Bittencourt

Beilstein J. Nanotechnol. 2023, 14, 83–94, doi:10.3762/bjnano.14.10

• cost-efficient methods. Compared to in-lab standard methods used for pollutant analysis (i.e., chromatography and mass spectrometry), surface-enhanced Raman scattering (SERS)-based sensors have emerged as important candidates due to their rapidity, portability, and cost-effectiveness [1][2]. These SERS

• sensors are promising for various applications in chemical (e.g., explosive [3] or chemical warfare agents [4]) or biological (e.g., lipid or protein [5]) sensing, environmental monitoring [6] as well as in food safety through the detection of pollutants such as phenol [3][7] or rhodamine [8]. The SERS

• NaOH, and a drop in the intensity of the Raman signal was observed for samples dealloyed in HCl. Larger ligaments together with a high amount of carbon at the surface can explain the decrease or hindrance in the SERS signal for samples with a high silver content. Detection limit SERS-based sensors are

The influence of structure and local structural defects on the magnetic properties of cobalt nanofilms

• Alexander Vakhrushev,
• Aleksey Fedotov,
• Olesya Severyukhina and
• Anatolie Sidorenko

Beilstein J. Nanotechnol. 2023, 14, 23–33, doi:10.3762/bjnano.14.3

• performance improvement can be solved with the help of spintronics devices, which are currently presented in a fairly wide variety of valuable effects: spin valves and valves in thin films and heterostructures [19][20], sensors based on the anomalous Hall effect [21], spin injection and magnetism detection

• lattice structure and an increase in electrical conductivity. The material is promising for applied research and development of new spintronics devices, energy management sensors, and magnetic recording media. Research focused on specific application devices based on phase-transition memory state is

Electrical and optical enhancement of ITO/Mo bilayer thin films via laser annealing

• Abdelbaki Hacini,
• Ahmad Hadi Ali,
• Nurul Nadia Adnan and
• Nafarizal Nayan

Beilstein J. Nanotechnol. 2022, 13, 1589–1595, doi:10.3762/bjnano.13.133

• ; Introduction Transparent conducting (TC) materials have been used in many optoelectronic devices, including flat panel displays [1], light-emitting diodes [2], heat-reflecting mirrors [3], anti-reflective coatings [4], gas sensors [5], and solar cells [6]. For this purpose, many materials have been developed

• gas sensors. XRD patterns of ITO/Mo bilayer thin films sputtered on n-type silicon after laser annealing with different energies: as-deposited, 80, 120, 160, 200, and 240 mJ. AFM images of ITO/Mo bilayer thin films. (a) As deposited and treated with (b) 80, (c) 120, (d) 160, (e) 200, and (f) 240 mJ

Utilizing the surface potential of a solid electrolyte region as the potential reference in Kelvin probe force microscopy

• Nobuyuki Ishida

Beilstein J. Nanotechnol. 2022, 13, 1558–1563, doi:10.3762/bjnano.13.129

• measurement The KPFM measurements were performed at room temperature using a commercial atomic force microscope (Park Systems, NX10) placed in an Ar flow glove box (O2: <1 ppm, H2O: <1 ppm). We used Cr/Pt-coated Si cantilevers (Budget Sensors, Multi75E-G) with a nominal resonance frequency of 75 kHz and a

Frequency-dependent nanomechanical profiling for medical diagnosis

• Santiago D. Solares and
• Alexander X. Cartagena-Rivera

Beilstein J. Nanotechnol. 2022, 13, 1483–1489, doi:10.3762/bjnano.13.122

• healthcare strategies related to diseases or conditions that are associated with mechanical changes in the tissues involved. Some examples include cancer, arteriosclerosis, lupus, arthritis and glaucoma, among others. Within this strategy we highlight the development of application-specific sensors, real

• diseases that are linked to mechanical changes in cells and/or the extracellular matrix. Existing micro-robotics technology could be harnessed to develop the specific types of sensors needed in each case. For example, in the case of gastrointestinal cancer screening, one could envision the integration of a

• agencies to develop and pursue similar initiatives. Conclusion and Outlook We have proposed a possible path for the incorporation of nanomechanical measurements performed with AFM into integrated healthcare strategies that link routine AFM measurements performed using application-specific sensors with

Rapid and sensitive detection of box turtles using an electrochemical DNA biosensor based on a gold/graphene nanocomposite

• Abu Hashem,
• M. A. Motalib Hossain,
• Ab Rahman Marlinda,
• Mohammad Al Mamun,
• Khanom Simarani and
• Mohd Rafie Johan

Beilstein J. Nanotechnol. 2022, 13, 1458–1472, doi:10.3762/bjnano.13.120

• peptide nucleic acid (PNA) probes [64]. Methylene blue is a very prominent intercalator for DNA-based sensors and biosensors [31][65][66][67][68][69]. For example, Plaxco's group reported the preparation of electrode-immobilised methylene-blue-modified oligonucleotides for electrochemical DNA and aptamer