Molecular nanoarchitectonics: unification of nanotechnology and molecular/materials science

• Katsuhiko Ariga

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

• methodology for developing functional material systems using units such as atoms, molecules, and nanomaterials. Especially, molecular nanoarchitectonics has been strongly promoted recently by incorporating nanotechnological methods into organic synthesis. Examples of research that have attracted attention

• include the direct observation of organic synthesis processes at the molecular level with high resolution, and the control of organic syntheses with probe microscope tips. These can also be considered as starting points for nanoarchitectonics. In this review, these examples of molecular nanoarchitectonics

• the materials level, are the two most important areas of nanoarchitectonics. Molecular nanoarchitectonics has recently been strongly promoted by incorporating nanotechnological methods into organic synthesis. Examples of research that have attracted attention include the direct observation of the

Nanoarchitectonics: bottom-up creation of functional materials and systems

• Katsuhiko Ariga

Beilstein J. Nanotechnol. 2020, 11, 450–452, doi:10.3762/bjnano.11.36

• other research fields such as atom/molecular manipulation, organic synthesis, supramolecular chemistry, and bio-related technology. This task is assigned to an emerging concept, nanoarchitectonics (Figure 1) [7][8][9]. The nanoarchitectonics concept was initially proposed by Masakazu Aono [10][11] who

Review of advanced sensor devices employing nanoarchitectonics concepts

• Katsuhiko Ariga,
• Tatsuyuki Makita,
• Masato Ito,
• Taizo Mori,
• Shun Watanabe and
• Jun Takeya

Beilstein J. Nanotechnol. 2019, 10, 2014–2030, doi:10.3762/bjnano.10.198

• selectivity, high efficiency, environmental friendliness, and with low cost and low emission. Various fundamental areas of science and technology, such as organic synthesis [28][29][30], supramolecular organization [31][32][33][34][35], physical fabrication [36][37][38] and biotechnology [39][40][41], are

• science [44][45][46]. Therefore, further developments in sensors can be made by the combined efforts in nanotechnology and other research fields including supramolecular chemistry, organic synthesis, and materials sciences. In case of biosensors, contributions from biology play important roles [47][48][49

• by Masakazu Aono [54][55]. This conceptual methodology corresponds to the creation of functional materials from nanoscale units through combined processes, including organic synthesis, atomic/molecular manipulation, self-assembly, self-organization, stimuli-based arrangement, and biological treatment

Materials nanoarchitectonics at two-dimensional liquid interfaces

• Katsuhiko Ariga,
• Michio Matsumoto,
• Taizo Mori and
• Lok Kumar Shrestha

Beilstein J. Nanotechnol. 2019, 10, 1559–1587, doi:10.3762/bjnano.10.153

• their construction processes. This characteristic is also important in the emerging concept of nanoarchitectonics, which was initiated by Masakazu Aono in 2000 [88][89][90][91]. This concept is even regarded as the next step of nanotechnology combining various research disciplines such as organic

• synthesis, physical materials control, supramolecular chemistry, and biology [92][93][94]. In this concept, materials and systems can be engineered through the manipulation of atoms and molecules, self-assembly and self-organization, and field-controlled organization (Figure 2). Unlike the well-established

Synthesis of novel C-doped g-C₃N₄ nanosheets coupled with CdIn₂S₄ for enhanced photocatalytic hydrogen evolution

• Jingshuai Chen,
• Chang-Jie Mao,
• Helin Niu and
• Ji-Ming Song

Beilstein J. Nanotechnol. 2019, 10, 912–921, doi:10.3762/bjnano.10.92

• technology based on semiconductor materials is a promising strategy for advancing the utilization of solar energy to the level of viable industrial production, such as organic synthesis [1][2], environmental governance [3][4], as well as fuel production [5][6]. Graphitic carbon nitride (g-C3N4), as a novel

Application of visible-light photosensitization to form alkyl-radical-derived thin films on gold

• Rashanique D. Quarels,
• Xianglin Zhai,
• Neepa Kuruppu,
• Jenny K. Hedlund,
• Ashley A. Ellsworth,
• Amy V. Walker,
• Jayne C. Garno and
• Justin R. Ragains

Beilstein J. Nanotechnol. 2017, 8, 1863–1877, doi:10.3762/bjnano.8.187

• ), species that are synthesized in one step from carboxylic acids [33][34][35][36][37][38][39][40] and which have been used to address a number of difficult problems in organic synthesis [36][37][38][39][40]. Therefore (Scheme 1), visible-light irradiation (e.g., with blue LEDs) of the photosensitizer [Ru

Investigation of growth dynamics of carbon nanotubes

• Marianna V. Kharlamova

Beilstein J. Nanotechnol. 2017, 8, 826–856, doi:10.3762/bjnano.8.85

• can also be obtained by the “cloning growth” and organic synthesis, as described in detail in review [132]. Inner tube growth inside SWCNTs While the coalescence mechanism is generally accepted for the formation of inner tubes from fullerene-filled SWCNTs [133][134][135][136][137][138][139][140][141

First examples of organosilica-based ionogels: synthesis and electrochemical behavior

• Andreas Taubert,
• Ruben Löbbicke,
• Barbara Kirchner and
• Fabrice Leroux

Beilstein J. Nanotechnol. 2017, 8, 736–751, doi:10.3762/bjnano.8.77

• : ionic liquids; ionogels; organosilica; proton conductivity; Introduction Ionic liquids (ILs), that is, substances solely composed of ionic species have been studied for virtually every application from organic synthesis to lubrication and battery technology [1][2][3][4]. A particularly promising field

Preparation of alginate–chitosan–cyclodextrin micro- and nanoparticles loaded with anti-tuberculosis compounds

• Albert Ivancic,
• Fliur Macaev,
• Fatma Aksakal,
• Veaceslav Boldescu,
• Serghei Pogrebnoi and
• Gheorghe Duca

Beilstein J. Nanotechnol. 2016, 7, 1208–1218, doi:10.3762/bjnano.7.112

• Albert Ivancic Fliur Macaev Fatma Aksakal Veaceslav Boldescu Serghei Pogrebnoi Gheorghe Duca Laboratory of Organic Synthesis and Biopharmaceutics, Institute of Chemistry of ASM, Academiei 3, MD-2028 Chisinau, Moldova Department of Chemistry, Faculty of Science, Gebze Technical University, Kocaeli

Green synthesis, characterization and catalytic activity of natural bentonite-supported copper nanoparticles for the solvent-free synthesis of 1-substituted 1H-1,2,3,4-tetrazoles and reduction of 4-nitrophenol

• Akbar Rostami-Vartooni,
• Mohammad Alizadeh and
• Mojtaba Bagherzadeh

Beilstein J. Nanotechnol. 2015, 6, 2300–2309, doi:10.3762/bjnano.6.236

• The development of new methodologies for the preparation of heterogeneous catalysts is of great interest in organic synthesis [1]. Metal nanoparticles immobilized on supports such as carbon, zeolites, clay, metal oxides, graphene, etc., have been successfully applied as heterogeneous catalysts due to

Chemoselective silicification of synthetic peptides and polyamines

• Maryna Abacilar,
• Fabian Daus and
• Armin Geyer

Beilstein J. Nanotechnol. 2015, 6, 103–110, doi:10.3762/bjnano.6.10

• availability of relatively large amounts of pure material in reproducible quality is a benefit that links organic synthesis to material science. Different from silica-associated molecules of biological origin, which are characterized by structural and compositional microheterogeneity, the chemical synthesis of

Growth evolution and phase transition from chalcocite to digenite in nanocrystalline copper sulfide: Morphological, optical and electrical properties

• Priscilla Vasthi Quintana-Ramirez,
• Ma. Concepción Arenas-Arrocena,
• José Santos-Cruz,
• Marina Vega-González,
• Omar Martínez-Alvarez,
• Víctor Manuel Castaño-Meneses,
• Laura Susana Acosta-Torres and
• Javier de la Fuente-Hernández

Beilstein J. Nanotechnol. 2014, 5, 1542–1552, doi:10.3762/bjnano.5.166

• temperature, which is indicative of a good stability of the Cu2S chalcocite and Cu1.8S digenite phases (results not shown here). The grain size and stress of the crystalline copper sulfide samples from organic synthesis at 230–260 °C were obtained from the full widths at a half maximum (FWHM) of the

• CuxS from organic synthesis at 220 °C, present a weak and broad absorption band at approximately 500 nm. However, crystalline CuxS samples show a well-defined absorbance band between 490 to 600 nm. In fact, a red shift of about 40 to 60 nm is presented from the chalcocite (Cu2S) to the digenite phases

Nano-rings with a handle – Synthesis of substituted cycloparaphenylenes

• Anne-Florence Tran-Van and
• Hermann A. Wegner

Beilstein J. Nanotechnol. 2014, 5, 1320–1333, doi:10.3762/bjnano.5.145

• beyond the parent unsubstituted oligo-phenylene structure. Keywords: aromatic compounds; carbon nanotubes; cycloparaphenylene; organic synthesis; Introduction Carbon is for organic chemists the essential building block. Besides graphite and diamond scientists have discovered new carbon allotropes such

• structures are great challenges for modern organic synthesis. In 2002 the first rational synthesis of C60 was presented showing the possibility to control each atom in the final target [6]. The choice of suitable synthetic methods is critical to cope with the strain as well as the lack of functional groups

Electrospinning preparation and electrical and biological properties of ferrocene/poly(vinylpyrrolidone) composite nanofibers

• Ji-Hong Chai and
• Qing-Sheng Wu

Beilstein J. Nanotechnol. 2013, 4, 189–197, doi:10.3762/bjnano.4.19

• scientists because of its unique molecular structure and fascinating electronic properties and its potential applications in catalysis in organic synthesis, as functional materials, photosensitizers, stabilizers and conditioners, and in biochemistry and pharmaceuticals [13]. Fc decorated or incorporated into

Template-assisted formation of microsized nanocrystalline CeO₂ tubes and their catalytic performance in the carboxylation of methanol

• Jörg J. Schneider,
• Meike Naumann,
• Christian Schäfer,
• Armin Brandner,
• Heiko J. Hofmann and
• Peter Claus

Beilstein J. Nanotechnol. 2011, 2, 776–784, doi:10.3762/bjnano.2.86

• of methanol was studied: DMC is known as a green chemical and alternative to toxic and corrosive reagents, e.g., replacing phosgene or dimethyl sulfate (as a starting material for organic synthesis by carbonylation or methylation), as well as being an octane booster in gasoline and additive to

An MCBJ case study: The influence of π-conjugation on the single-molecule conductance at a solid/liquid interface

• Wenjing Hong,
• Hennie Valkenier,
• Gábor Mészáros,
• David Zsolt Manrique,
• Artem Mishchenko,
• Alexander Putz,
• Pavel Moreno García,
• Colin J. Lambert,
• Jan C. Hummelen and
• Thomas Wandlowski

Beilstein J. Nanotechnol. 2011, 2, 699–713, doi:10.3762/bjnano.2.76

• junctions, and has attracted great interest in organic synthesis [19][20], conductance measurements [1][3][8][9][10][16][21][22][23] as well as in theoretical calculations [1][24][25]. In particular, single-molecule conductance measurements provide direct access to unravel the influence of π-conjugation on

• experiment started. STM-BJ experiment Basic principles of the STM-BJ experiment, data analysis and sample preparation were described previously [16][33]. Organic synthesis The synthesis of the antraquinone-based cross-conjugated wire AQ followed a method reported previously [55]. Details on the synthesis of