Gap-directed chemical lift-off lithographic nanoarchitectonics for arbitrary sub-micrometer patterning

• Chang-Ming Wang,
• Hong-Sheng Chan,
• Chia-Li Liao,
• Che-Wei Chang and
• Wei-Ssu Liao

Beilstein J. Nanotechnol. 2023, 14, 34–44, doi:10.3762/bjnano.14.4

• through reusable economic hardware and straightforward processes [5]. For instance, microcontact printing, which transfers ink molecules (e.g., alkanethiols) onto a surface (e.g., Au) using a soft material stamp (e.g., polydimethylsiloxane), is a strong contender in this field as the technique is easy to

• perform, robust to operate, and inexpensive to conduct [6][7]. With diverse compatible ink choices ranging from simple organic molecules [6] to silicones [8], proteins [9][10], DNA [11], and living cells [12], microcontact-printing-correlated techniques have shown great potential in biochemical research

Tailoring the nanoscale morphology of HKUST-1 thin films via codeposition and seeded growth

• Landon J. Brower,
• Lauren K. Gentry,
• Amanda L. Napier and
• Mary E. Anderson

Beilstein J. Nanotechnol. 2017, 8, 2307–2314, doi:10.3762/bjnano.8.230

• microscale [2][18][19]. To fabricate the MOF for integration, methods such as microcontact printing and nanografting have been utilized to create chemical patterns onto which the surMOF is selectively grown [20][21]. Confined geometries have been utilized in conjunction with conventional and nonconventional

Micro- and nano-surface structures based on vapor-deposited polymers

• Hsien-Yeh Chen

Beilstein J. Nanotechnol. 2017, 8, 1366–1374, doi:10.3762/bjnano.8.138

• ) (PDMS), and poly(tetrafluoroethylene) (PTFE) [24]. Microcontact printing (μCP) is a commonly exploited technique that uses a PDMS elastomer to stamp patterns of reactive substances on mostly flat surfaces [17]. It is also widely adopted for the confinement of pattern formation on vapor-deposited coating

Nanotopographical control of surfaces using chemical vapor deposition processes

• Meike Koenig and
• Joerg Lahann

Beilstein J. Nanotechnol. 2017, 8, 1250–1256, doi:10.3762/bjnano.8.126

• photolithography [13], microcontact printing [14] or inkjet printing [15] for instance. A second option is the spatially selective in situ activation of the initiator, which has been homogeneously coated on the substrate. Nishida and co-workers created patterns of activated photoinitiator by irradiation of the

• through a shadow mask, microstructured polymer films were fabricated [21]. Inverted structures were created using microcontact printing of alkanethiols on gold or silver surfaces (Figure 2b). These were found to prevent the quenching effect of the metals, thus promoting polymer growth instead. Using

Nano- and microstructured materials for in vitro studies of the physiology of vascular cells

• Alexandra M. Greiner,
• Adria Sales,
• Hao Chen,
• Sarah A. Biela,
• Dieter Kaufmann and
• Ralf Kemkemer

Beilstein J. Nanotechnol. 2016, 7, 1620–1641, doi:10.3762/bjnano.7.155

• defined coating over longer time periods. Control of the spatial distribution and density of molecules is for many biological investigations an interesting option. Such patterning with adhesive molecules can be realized by several techniques. Commonly used are microcontact printing [53][155] dry lift-off

The influence of molecular mobility on the properties of networks of gold nanoparticles and organic ligands

• Edwin J. Devid,
• Paulo N. Martinho,
• M. Venkata Kamalakar,
• Úna Prendergast,
• Christian Kübel,
• Tibebe Lemma,
• Jean-François Dayen,
• Tia. E. Keyes,
• Bernard Doudin,
• Mario Ruben and
• Sense Jan van der Molen

Beilstein J. Nanotechnol. 2014, 5, 1664–1674, doi:10.3762/bjnano.5.177

• ]ethynyl}phenyl)thiolate (herein S-BPP), as capping ligands. These structures are fabricated by a combination of self-assembly and microcontact printing techniques, and are characterized by electron microscopy, UV–visible spectroscopy and Raman spectroscopy. Selective binding of the S-BPP molecules to the

• onto a Si wafer substrate (covered with 300 nm of SiO2) by using a polydimethylsiloxane (PDMS) microcontact printing method [8]. Other suitable types of substrates for the microcontact printing of these samples are glass, quartz, several types of plastics (like polyethylene, polypropylene foils and

• nanometers, depending on the microcontact printing procedure used. The nanoparticles have not coalesced as they are well-separated by the capping ligands S-BPP. HAADF-STEM images of Au-NP–S-BPP networks (see Figure 1b and Supporting Information File 1, Figure S6) show a fairly uniform distribution of

Functionalization of vertically aligned carbon nanotubes

• Eloise Van Hooijdonk,
• Carla Bittencourt,
• Rony Snyders and
• Jean-François Colomer

Beilstein J. Nanotechnol. 2013, 4, 129–152, doi:10.3762/bjnano.4.14

• printing and solvent-assisted micromolding techniques. Microcontact printing involves the use of a poly(dimethylsiloxane) (PDMS) stamp with self-assembled monolayer (SAM) coating to print the substrate surface by transfer of the SAM (e.g., alkysiloxane). A photoresist solution is deposited in the areas not

• ]. The use of other lithographic techniques such as soft-lithographic approach [57] or e-beam lithography [58], to pattern VA-CNTs, have been reported. The soft-lithographic approach consists of micro- or nanopatterning processes mainly using two methods applied for aligned carbon nanotubes: microcontact

Controlled positioning of nanoparticles on a micrometer scale

• Fabian Enderle,
• Oliver Dubbers,
• Alfred Plettl and
• Paul Ziemann

Beilstein J. Nanotechnol. 2012, 3, 773–777, doi:10.3762/bjnano.3.86

• distances of some tens of nanometers creative ideas have been realized based on even three-dimensional DNA spacers linked to Au NPs [23]. Somewhat more flexible with respect to the type of NPs is their positioning, exploiting wettability contrast of a substrate previously prepared by, e.g., microcontact

• printing [24][25] or improved direct nanoscale embossing [26]. Though, in this case, the interparticle distances can be largely enhanced, the difficulty here is to avoid obtaining more than one particle at a given location. For interparticle distances of some hundred nanometers colloidal approaches have

The oriented and patterned growth of fluorescent metal–organic frameworks onto functionalized surfaces

• Jinliang Zhuang,
• Jasmin Friedel and
• Andreas Terfort

Beilstein J. Nanotechnol. 2012, 3, 570–578, doi:10.3762/bjnano.3.66

• groups, such as carboxylate and pyridyl groups, capable of coordinating to the constituents of the MOF. It could be demonstrated that this directed coordination also orients the nanocrystals deposited at the surface. Using two different patterning methods, i.e., microcontact printing and electron-beam

• lithography, the lateral distribution of the functional groups could be determined in such a way that the highly localized deposition of the SURMOF films became possible. Keywords: electron-beam lithography; irradiation-promoted exchange reaction; microcontact printing; radiation-induced nanostructure; self

• attained at 60 °C. This temperature effect is now under investigation and is not part of the current work. Fabrication of patterned [Zn2(adc)2dabco] films by microcontact printing and electron-beam lithography techniques SAMs cannot only control the crystallographic orientation of SURMOFs, as has been

Directed deposition of silicon nanowires using neopentasilane as precursor and gold as catalyst

• Britta Kämpken,
• Verena Wulf,
• Norbert Auner,
• Marcel Winhold,
• Michael Huth,
• Daniel Rhinow and
• Andreas Terfort

Beilstein J. Nanotechnol. 2012, 3, 535–545, doi:10.3762/bjnano.3.62

• deposition of polymer films is microcontact printing [47], which is generally considered advantageous since it is an “additive” method. In this particular case the need for dichloromethane or a similar solvent makes this process unsuitable due to the well-known swelling of the stamp material with these

Colloidal lithography for fabricating patterned polymer-brush microstructures

• Tao Chen,
• Debby P. Chang,
• Rainer Jordan and
• Stefan Zauscher

Beilstein J. Nanotechnol. 2012, 3, 397–403, doi:10.3762/bjnano.3.46

• lithography [18], electron-beam chemical lithography [19], microcontact printing (µCP) [20], scanning-probe lithography [21] and capillary-force lithography [22], have been exploited over the years, there is still considerable interest in the exploitation of new, simple patterning strategies that do not

Self-assembled monolayers and titanium dioxide: From surface patterning to potential applications

• Yaron Paz

Beilstein J. Nanotechnol. 2011, 2, 845–861, doi:10.3762/bjnano.2.94

• namely the patterning of SAMs on TiO2 and the patterning of TiO2 on SAMs by selective growth. Patterning of SAMs on TiO2 Patterning of SAMs on TiO2 can be obtained by both photocatalytic and nonphotocatalytic routes. Among the nonphotocatalytic methods is microcontact printing (Figure 2) [56], in which

• portrayed in Figure 2B was the patterned oxidation of thioacetate-(–SCOCH3) terminated SAMs to form patterned sulfonate-terminated domains onto which TiO2 was grown [78]. A non-photoinduced means to pattern SAMs for selective deposition is microcontact printing (Figure 2). For example, microcontact printing

• 60 nm. Such thin lines were obtained by a dewetting and blow-drying process, which trapped silane solution only in the recesses of the molded stamp. In a different work, OTS was deposited by microcontact printing onto both external sides of a nanoporous polycarbonate filter. As a consequence, the ALD

Tip-enhanced Raman spectroscopic imaging of patterned thiol monolayers

• Johannes Stadler,
• Thomas Schmid,
• Lothar Opilik,
• Phillip Kuhn,
• Petra S. Dittrich and
• Renato Zenobi

Beilstein J. Nanotechnol. 2011, 2, 509–515, doi:10.3762/bjnano.2.55

• Raman spectroscopy (TERS) was used to measure the distribution of two isomeric thiols (2-mercaptopyridine (2-PySH) and 4-mercaptopyridine (4-PySH)) in a self-assembled monolayer (SAM) on a gold surface. From a patterned sample created by microcontact printing, an image with full spectral information in

• every pixel was acquired. The spectroscopic data is in good agreement with the expected molecular distribution on the sample surface due to the microcontact printing process. Using specific marker bands at 1000 cm−1 for 2-PySH and 1100 cm−1 for 4-PySH, both isomers could be localized on the surface and

• spectroscopy, emphasizing the usefulness of TERS. Keywords: mercaptopyridine; microcontact printing; monolayer; spectroscopic imaging; tip-enhanced Raman spectroscopy; Introduction The chemical characterization of surface adsorbates is of great interest in several areas of research. The composition of