Interfacial nanoarchitectonics for ZIF-8 membranes with enhanced gas separation

• Season S. Chen,
• Zhen-Jie Yang,
• Chia-Hao Chang,
• Hoong-Uei Koh,
• Sameerah I. Al-Saeedi,
• Kuo-Lun Tung and
• Kevin C.-W. Wu

Beilstein J. Nanotechnol. 2022, 13, 313–324, doi:10.3762/bjnano.13.26

• measurements of N2 and CO2, the membrane was swept by the target gas for at least 10 min to remove other gaseous species from the measurement system. Then, the side of the ZIF-8 selective layer was fed with pressurized target gas to provide a driving force for the gas to permeate through the membrane. The

Synthesis of nickel/gallium nanoalloys using a dual-source approach in 1-alkyl-3-methylimidazole ionic liquids

• Ilka Simon,
• Julius Hornung,
• Juri Barthel,
• Jörg Thomas,
• Maik Finze,
• Roland A. Fischer and
• Christoph Janiak

Beilstein J. Nanotechnol. 2019, 10, 1754–1767, doi:10.3762/bjnano.10.171

• temperature, the autoclave was pressurized with 5 bar H2 (Büchi press flow gas controller, bpc), which was kept constant by the Büchi bpc. After reaching a plateau value or after a maximum time of 3 h the reaction was stopped, the autoclave was cooled down and a 0.5 g sample was analyzed for its content by GC

Biomimetic surface structures in steel fabricated with femtosecond laser pulses: influence of laser rescanning on morphology and wettability

• Camilo Florian Baron,
• Alexandros Mimidis,
• Daniel Puerto,
• Evangelos Skoulas,
• Emmanuel Stratakis,
• Javier Solis and
• Jan Siegel

Beilstein J. Nanotechnol. 2018, 9, 2802–2812, doi:10.3762/bjnano.9.262

• after laser irradiation, the samples were cleaned in an ultrasound bath with isopropanol for 5 minutes and gently dried with pressurized nitrogen. The irradiation strategy consisted of fabricating continuous areas of 5 × 5 mm2 with an adequate balance between the laser repetition rate (ν), scan velocity

SO₂ gas adsorption on carbon nanomaterials: a comparative study

• Deepu J. Babu,
• Divya Puthusseri,
• Frank G. Kühl,
• Sherif Okeil,
• Michael Bruns,
• Manfred Hampe and
• Jörg J. Schneider

Beilstein J. Nanotechnol. 2018, 9, 1782–1792, doi:10.3762/bjnano.9.169

• vacuum conditions better than 5 × 10−2 mbar. To achieve a sufficiently high back-pressure for SO2 for measuring till the saturation pressure at the respective temperature, SO2 was introduced into a syringe pump 500D from Teledyne ISCO equipped with a temperature control jacket and pressurized to 10 bar

Single-crystalline FeCo nanoparticle-filled carbon nanotubes: synthesis, structural characterization and magnetic properties

• Rasha Ghunaim,
• Maik Scholz,
• Christine Damm,
• Bernd Rellinghaus,
• Rüdiger Klingeler,
• Bernd Büchner,
• Michael Mertig and
• Silke Hampel

Beilstein J. Nanotechnol. 2018, 9, 1024–1034, doi:10.3762/bjnano.9.95

• coatings, carbon nanotubes (CNTs) have been introduced as a protective shell due to their high stability in different chemical and physical environments such as acidic, basic, high temperature and pressurized conditions [33][34][35][36]. CNTs can also act as a template to control the size and morphology of

Perfusion double-channel micropipette probes for oxygen flux mapping with single-cell resolution

• Yang Gao,
• Bin Li,
• Riju Singhal,
• Adam Fontecchio,
• Ben Pelleg,
• Zulfiya Orynbayeva,
• Yury Gogotsi and
• Gary Friedman

Beilstein J. Nanotechnol. 2018, 9, 850–860, doi:10.3762/bjnano.9.79

• injection pressure, while the extraction flow rate is held constant (5 µL/min). The left channel is the extraction channel, and the right channel is the pressurized injection channel, Pin = Papplied_total_pressure − 1 atm, 1 hPa = 100 Pa. b) Simulated perfusion flow patterns. The geometrical parameters to

Photocatalytic and adsorption properties of TiO₂-pillared montmorillonite obtained by hydrothermally activated intercalation of titanium polyhydroxo complexes

• Mikhail F. Butman,
• Nikolay L. Ovchinnikov,
• Nikita S. Karasev,
• Nataliya E. Kochkina,
• Alexander V. Agafonov and
• Alexandr V. Vinogradov

Beilstein J. Nanotechnol. 2018, 9, 364–378, doi:10.3762/bjnano.9.36

• modification process were identical to those described above. In this case the MM and intercalating solution suspensions were subjected to hydrothermal treatment for 5 h at a temperature of 115 °C and a pressure of 170 kPa using a pressurized reactor with teflon tube. The samples intercalated using

Hyperthermic intracavitary nanoaerosol therapy (HINAT) as an improved approach for pressurised intraperitoneal aerosol chemotherapy (PIPAC): Technical description, experimental validation and first proof of concept

• Daniel Göhler,
• Stephan Große,
• Alexander Bellendorf,
• Thomas Albert Falkenstein,
• Mehdi Ouaissi,
• Jürgen Zieren,
• Michael Stintz and
• Urs Giger-Pabst

Beilstein J. Nanotechnol. 2017, 8, 2729–2740, doi:10.3762/bjnano.8.272

• nm) unipolar-charged hyperthermic (41 °C) drug aerosol for quasi uniform drug deposition over the whole peritoneum with significantly deeper drug penetration than that offered by conventional PIPAC. Keywords: HINAT; intracavitary; intraperitoneal; nanoaerosol; PIPAC; pressurized; therapy

• , Bensheim, Germany) at 3 bar system pressure based on pressurized carbon dioxide. The aqueous methylene blue solution was heated by a thermostat to reach an aerosol temperature of 41 °C. Aerosol charging was performed extracavitary as well as intracavitary by operating a brush electrode (IonwandTM, Alesi

The longstanding challenge of the nanocrystallization of 1,3,5-trinitroperhydro-1,3,5-triazine (RDX)

• Florent Pessina and
• Denis Spitzer

Beilstein J. Nanotechnol. 2017, 8, 452–466, doi:10.3762/bjnano.8.49

• applicable to extremely small droplets as in flashing spray. Interesting studies close to the current SFE process came from Gebauer et al. [111][112][113][114]. In their system, a pressurized, superheated liquid is atomized through an hollow cone nozzle into a low pressure chamber and micrometer-sized

• pressurized with a dry carrier gas up the pre-expansion pressure. the fluid is brought inside the atomization chamber at this pressure using standard industrial hydraulic tubes; there, the liquid is superheated within a jacket around a metallic heat conductor. A regulation is made within a thermocouple (type

Influence of ambient humidity on the attachment ability of ladybird beetles (Coccinella septempunctata)

• Lars Heepe,
• Jonas O. Wolff and
• Stanislav N. Gorb

Beilstein J. Nanotechnol. 2016, 7, 1322–1329, doi:10.3762/bjnano.7.123

• heating was used to increase the amount of water vapour. This did not affect the temperature within the experimentation chamber. To generate a dry environment, dry air from a pressurized air pipe was pumped into the experimentation box. To stabilize ambient humidity and the thickness of adsorbed water

Nitrogen-doped graphene films from chemical vapor deposition of pyridine: influence of process parameters on the electrical and optical properties

• Andrea Capasso,
• Theodoros Dikonimos,
• Francesca Sarto,
• Alessio Tamburrano,
• Giovanni De Bellis,
• Maria Sabrina Sarto,
• Giuliana Faggio,
• Angela Malara,
• Giacomo Messina and
• Nicola Lisi

Beilstein J. Nanotechnol. 2015, 6, 2028–2038, doi:10.3762/bjnano.6.206

• ” vessel pressurized in Ar at 3 bar, which was kept at 20 °C (about 15 mbar equilibrium pressure). After the annealing, the H2 gas flow was set to the desired value and the Ar flow was switched from the bubbler vessel at a flow rate of 20 sccm. The amount of vapor entering the chamber was estimated to be

• ethanol, the procedure was the same, with the only difference being that the steel “bubbler” vessel in this case contained liquid ethanol (pressurized in Ar at 3 bar) and was kept at 0 °C. It can be noted that the CVD of pyridine requires the same experimental setup as the CVD of ethanol, being both

Thermal energy storage – overview and specific insight into nitrate salts for sensible and latent heat storage

• Nicole Pfleger,
• Thomas Bauer,
• Claudia Martin,
• Markus Eck and
• Antje Wörner

Beilstein J. Nanotechnol. 2015, 6, 1487–1497, doi:10.3762/bjnano.6.154

• pressurized vessels are not required. Compared to organic heat transfer fluids the melting point of molten salts is higher. Thus one major challenge with molten salts is to avoid freezing during operation. Hence, typically auxiliary heating systems or the development of salt formulations with low melting

A study on the consequence of swift heavy ion irradiation of Zn–silica nanocomposite thin films: electronic sputtering

• Compesh Pannu,
• Udai B. Singh,
• Dinesh. C. Agarwal,
• Saif A. Khan,
• Sunil Ojha,
• Ramesh Chandra,
• Hiro Amekura,
• Debdulal Kabiraj and
• Devesh. K. Avasthi

Beilstein J. Nanotechnol. 2014, 5, 1691–1698, doi:10.3762/bjnano.5.179

• melting point. It is well known that a material in molten state has lower density than in the solid state. Due to the difference in density of molten and solid material it gives rise to a pressurized cylindrical disturbance, referred to as pressure pulse or pressure spike along the track. To release this

Protein-coated pH-responsive gold nanoparticles: Microwave-assisted synthesis and surface charge-dependent anticancer activity

• Dickson Joseph,
• Nisha Tyagi,
• Christian Geckeler and
• Kurt E.Geckeler

Beilstein J. Nanotechnol. 2014, 5, 1452–1462, doi:10.3762/bjnano.5.158

• powder. All of the chemicals were used as received. Deionized (Milli-Q grade) water was used to prepare all of the solutions. A microwave (CEW, Discover Benchmate, CEW Co., Korea) system that allows microwave synthesis with safe pressure regulation by using a 10 mL pressurized vial and cap and

Liquid fuel cells

• Grigorii L. Soloveichik

Beilstein J. Nanotechnol. 2014, 5, 1399–1418, doi:10.3762/bjnano.5.153

• few hydrogen fueling stations have been built so far, mostly in Europe (about 30) and the US (about 15). Though more fueling stations are planned, implementation of the hydrogen infrastructure will require an enormous capital investment. Compressed gas hydrogen (CGH2) storage in pressurized tanks (350

Digging gold: keV He⁺ ion interaction with Au

• Vasilisa Veligura,
• Gregor Hlawacek,
• Robin P. Berkelaar,
• Raoul van Gastel,
• Harold J. W. Zandvliet and
• Bene Poelsema

Beilstein J. Nanotechnol. 2013, 4, 453–460, doi:10.3762/bjnano.4.53

• . The helium nanobubbles are highly over-pressurized. Up to a certain bubble size the excess pressure is relieved by loop punching. This bubble growth mechanism was first suggested by Greenwood et al. [37] and later on discussed by Evans [38]. As bubbles grow, several neighboring bubbles eventually

Paper modified with ZnO nanorods – antimicrobial studies

• Mayuree Jaisai,
• Sunandan Baruah and
• Joydeep Dutta

Beilstein J. Nanotechnol. 2012, 3, 684–691, doi:10.3762/bjnano.3.78

• had been cleaned with pressurized air, demonstrating that indeed ZnO nanorods do stay attached to the antimicrobial paper developed during this study. SEM micrographs of the paper substrate before and after seeding with ZnO nanoparticles are shown in Figure 6a and Figure 6b. Figure 6c and Figure 6d

Mechanical characterization of carbon nanomembranes from self-assembled monolayers

• Xianghui Zhang,
• André Beyer and
• Armin Gölzhäuser

Beilstein J. Nanotechnol. 2011, 2, 826–833, doi:10.3762/bjnano.2.92

• a pressure–deflection curve. This force corresponds to an indentation depth δ0, which appears as a step height in topographic AFM images of nonpressurized membranes. The indentation depth δ of pressurized membranes was evaluated in order to correct the measured deflection, as described previously

• [10]. In this system, the tension of the CNM is assumed to be the main contribution balancing the AFM tip force. The force contributed by the bending stiffness and the adhesion between the tip and the membrane was neglected. For a pressurized membrane, the indentation depth δ decreases with increasing