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AC and DC Conductivity in Nano- and Microcrystalline Li2O : B2O3 Composites: Experimental Results and Theoretical Models

Indris, Sylvio; Heitjans, Paul; Ulrich, Markus; Bunde, Armin (Berlin : Walter de Gruyter, 2005)

We report on impedance measurements of nano- and microcrystalline composites of the Li ion conductor Li2O and the ionic insulator B2O3 as well as their interpretation in the frame of percolation models. In the experimental ...
Adhesion, Vitality and Osteogenic Differentiation Capacity of Adipose Derived Stem Cells Seeded on Nitinol Nanoparticle Coatings

Strauß, Sarah; Neumeister, Anne; Barcikowski, Stephan; Kracht, Dietmar; Kuhbier, Jörn W.; Radtke, Christine; Reimers, Kerstin; Vogt, Peter M. (San Francisco, California, US : PLOS, 2013)

Autologous cells can be used for a bioactivation of osteoimplants to enhance osseointegration. In this regard, adipose derived stem cells (ASCs) offer interesting perspectives in implantology because they are fast and easy ...
Aptamer-modified nanomaterials: Principles and applications

Urmann, Katharina; Modrejewski, Julia; Scheper, Thomas; Walter, Johanna-Gabriela (Berlin : Walter de Gruyter, 2017)

Aptamers are promising alternative binders that can substitute antibodies in various applications. Due to the advantages of aptamers, namely their high affinity, specificity and stability, along with the benefits originating ...
Cancer cell-selective, clathrin-mediated endocytosis of aptamer decorated nanoparticles

Engelberg, Shira; Modrejewski, Julia; Walter, Johanna-Gabriela; Livney, Yoav D.; Assaraf, Yehuda G. (S.l. : Impact Journals LLC, 2018)

Lung cancer is the leading cause of cancer mortality worldwide, resulting in 88% deaths of all diagnosed patients. Hence, novel therapeutic modalities are urgently needed. Single-stranded oligonucleotide-based aptamers ...
Chemo-mechanical characterization of hydrated calcium-hydrosilicates with coupled Raman- and nanoindentation measurements

Stemmermann, P.; Garbev, K.; Gasharova, B.; Beuchle, G.; Haist, M.; Divoux, T. (Amsterdam [u.a.] : Elsevier Science, 2020)

Celitement is a new type of cement that is based on hydraulic calcium-hydrosilicate (hCHS). It is produced by mechanochemical activation of Calcium-Silicate-Hydrates (C-S-H) in a grinding process. Due to the lack of typical ...
Comparison of nanoparticle-mediated transfection methods for DNA expression plasmids: Efficiency and cytotoxicity

Durán, Maria Carolina; Willenbrock, Saskia; Barchanski, Annette; Müller, Jessika-M.V.; Maiolini, Arianna; Soller, Jan T.; Barcikowski, Stephan; Nolte, Ingo; Feige, Karsten; Murua Escobar, Hugo (London : Biomed Central, 2011)

Background: Reproducibly high transfection rates with low methodology-induced cytotoxic side effects are essential to attain the required effect on targeted cells when exogenous DNA is transfected. Different approaches and ...
Dengue-specific subviral nanoparticles: Design, creation and characterization

Khetarpal, Niyati; Poddar, Ankur; Nemani, Satish K.; Dhar, Nisha; Patil, Aravind; Negi, Priyanka; Perween, Ashiya; Viswanathan, Ramaswamy; Lünsdorf, Heinrich; Tyagi, Poornima; Raut, Rajendra; Arora, Upsana; Jain, Swatantra K.; Rinas, Ursula; Swaminathan, Sathyamangalam; Khanna, Navin (London : BioMed Central Ltd., 2013)

Background: Dengue is today the most significant of arboviral diseases. Novel tools are necessary to effectively address the problem of dengue. Virus-like particles (VLP) offer a versatile nanoscale platform for developing ...
Improvement of hydrothermal stability of zeolitic imidazolate frameworks

Liu, Xinlei; Li, Yanshuo; Ban, Yujie; Peng, Yuan; Jin, Hua; Bux, Helge; Xu, Longya; Caro, Jürgen; Yang, Weishen (Cambridge : Royal Society of Chemistry, 2013)

The metal-organic framework ZIF-8, which undergoes hydrolysis under hydrothermal conditions, is endowed with high water-resistance after a shell-ligand-exchange-reaction. The stabilized ZIF-8 retains its structural ...
Low-frequency magnetic response of gold nanoparticles

Harke, Saba; Habibpourmoghadam, Atefeh; Evlyukhin, Andrey B.; Calà Lesina, Antonio; Chichkov, Boris N. ([London] : Macmillan Publishers Limited, part of Springer Nature, 2023)

Gold nanoparticles (AuNPs) exposed to low frequency magnetic fields have shown promise in enhancing biological processes, such as cellular reprogramming. Despite the experimental evidence, a comprehensive understanding of ...
Mutasynthetic production of proansamitocin derivatives. Development of nanoparticle-antibiotic conjugates for the selective drug release upon inductive heating

Wesemann, Friederike (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2022-04-19)

Ansamitocine sind antiproliferative Sekundärmetaboliten aus Actinosynnema pretiosum. Sie bestehen aus einem Polyketid Makrolactam mit AHBA als Starteinheit der Biosynthese. Unter Verwendung von DAHBA-Mutanten wurde mithilfe ...
Neues Konzept zur Entwicklung einer thermischen Freisetzungsstrategie von locked nucleic acids zur Gentherapie

Hempel, Katharina (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2024)

...
Nonradiating anapole modes in dielectric nanoparticles

Miroshnichenko, Andrey E.; Evlyukhin, Andrey B.; Yu, Ye Feng; Bakker, Reuben M.; Chipouline, Arkadi; Kuznetsov, Arseniy I.; Luk'yanchuk, Boris; Chichkov, Boris; Kivshar, Yuri S. (London : Nature Publishing Group, 2015)

Nonradiating current configurations attract attention of physicists for many years as possible models of stable atoms. One intriguing example of such a nonradiating source is known as "anapole". An anapole mode can be ...
Packaging protein drugs as bacterial inclusion bodies for therapeutic applications

Villaverde, Antonio; García-Fruitós, Elena; Rinas, Ursula; Seras-Franzoso, Joaquin; Kosoy, Ana; Corchero, Josè Luis; Vázquez, Esther (London : BioMed Central Ltd., 2012)

A growing number of insights on the biology of bacterial inclusion bodies (IBs) have revealed intriguing utilities of these protein particles. Since they combine mechanical stability and protein functionality, IBs have ...
Smart multifunctional nanoparticles in nanomedicine

Seleci, Muharrem; Ag Seleci, Didem; Joncyzk, Rebecca; Stahl, Frank; Blume, Cornelia; Scheper, Thomas (Berlin : De Gruyter, 2016)

Recent advances in nanotechnology caused a growing interest using nanomaterials in medicine to solve a number of issues associated with therapeutic agents. The fabricated nanomaterials with unique physical and chemical ...
Structural and functional features of self-assembling protein nanoparticles produced in endotoxin-free Escherichia coli

Rueda, Fabian; Céspedes, Maria Virtudes; Sánchez-Chardi, Alejandro; Seras-Franzoso, Joaquin; Pesarrodona, Mireia; Ferrer-Miralles, Neus; Vázquez, Esther; Rinas, Ursula; Unzueta, Ugutz; Mamat, Uwe; Mangues, Ramon; García-Fruitós, Elena; Villaverde, Antonio (London : BioMed Central Ltd., 2016)

Background: Production of recombinant drugs in process-friendly endotoxin-free bacterial factories targets to a lessened complexity of the purification process combined with minimized biological hazards during product ...
Transferrin-decorated niosomes with integrated inp/zns quantum dots and magnetic iron oxide nanoparticles: Dual targeting and imaging of glioma

Seleci, Didem Ag; Maurer, Viktor; Barlas, Firat Baris; Porsiel, Julian Cedric; Temel, Bilal; Ceylan, Elcin; Timur, Suna; Stahl, Frank; Scheper, Thomas; Garnweitner, Georg (Basel : MDPI, 2021)

The development of multifunctional nanoscale systems that can mediate efficient tumor targeting, together with high cellular internalization, is crucial for the diagnosis of glioma. The combination of imaging agents into ...
Transparent conductive three-layered composite films based on carbon nanotubes with improved mechanical stability

Schwarz, Hans-Christoph; Schneider, Andreas M.; Klimke, Stephen; Anto, Bibin T.; Eiden, Stefanie; Behrens, Peter (Cambridge : Cambridge University Press, 2014)

A layered composite coating material with favorable properties for application as a transparent conductor is presented. It is composed of layers of three nanoscopic materials, namely zinc oxide nanoparticles, single wall ...
Tunable in situ near-UV pulses by transient plasmonic resonance in nanocomposites

Husakou, Anton; Babushkin, Ihar; Fedotova, Olga; Rusetsky, Ryhor; Smirnova, Tatsiana; Khasanov, Oleg; Fedotov, Alexander; Sapaev, Usman; Apostolova, Tzveta (Washington, DC : Optica, 2023)

We propose a concept for generation of ultrashort pulses based on transient field-induced plasmonic resonance in nanoparticle composites. Photoionization and free-carrier plasma generation change the susceptibility of ...
Tuning the localized surface plasmon resonance in copper chalcogenide nanoparticles

Wolf, Andreas (Hannover : Gottfried Wilhelm Leibniz Universität Hannover, 2016)

[no abstract]
UV/Vis light induced degradation of oxytetracycline hydrochloride mediated by Co-TiO2 nanoparticles

Akel, Soukaina; Boughaled, Redouan; Dillert, Ralf; Azzouzi, Mohamed El; Bahnemann, Detlef W. (Basel : MDPI AG, 2020)

Pharmaceuticals, especially antibiotics, constitute an important group of aquatic contaminants given their environmental impact. Specifically, tetracycline antibiotics (TCs) are produced in great amounts for the treatment ...

Now showing items 1-20 of 20

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