Results 11 to 20 of about 922,550 (289)

Molecular pathways of silica nanoparticle formation and biosilicification [PDF]

open access: yes, 2008
Biosilicification and silica nanoparticle formation occur in many modem terrestrial environments and they also played an important role in ancient geological settings.
Tobler, Dominique Jeanette
core   +7 more sources

Development of new fluorescent silica and multifunctional nanoparticles for bio-imaging and diagnostics [PDF]

open access: yes, 2011
Silica nanoparticles are effective fluorophore carriers with high potential in imaging, diagnostics, and therapy. The particles are resistant to drastic change of environmental conditions (pH, temperature etc.
Lemelle, Arnaud
core   +7 more sources

Automatic solid-phase synthesis of molecularly imprinted nanoparticles (MIP NPs) [PDF]

open access: yes, 2012
Molecularly Imprinted Polymers (MIPs) are potential generic alternatives to antibodies in diagnostics and separations. To compete with biomolecules in these technological niches, MIPs need to share the characteristics of antibodies (solubility, size ...
Poma, Alessandro
core   +7 more sources

Silica nanoparticles and their interaction with cells : a multidisciplinary approach [PDF]

open access: yes, 2014
Silica nanoparticles are increasingly used as drug delivery systems and for biomedical imaging. Therapeutic and diagnostic agents can be incorporated into the silica matrix to improve the stability and solubility of hydrophobic drugs in biological ...
Kettiger, Hélène Emilie
core   +1 more source

Silica nanoparticles separation from water: aggregation by cetyltrimethylammonium bromide (CTAB) [PDF]

open access: yes, 2013
Nanoparticles will inevitably be found in industrial and domestic wastes in the near future and as a consequence soon in water resources. Due to their ultra-small size, nanoparticles may not only have new hazards for environment and human health, but ...
Tourbin, Mallorie   +3 more
core   +1 more source

High Strain Sensitivity of Concrete incorporated with Silica Nanoparticles and Corrosion of reinforced steel in NaCl solution

open access: yesInternational Journal of Electrochemical Science, 2020
In this research, the concentration effect of silica nanoparticles on electrochemical and strain sensitivity of smart polymer concretes were investigated.
Changyin Gan
doaj   +1 more source

The effect of surface treatment of silica nanoparticles on the breakdown strength of mineral oil [PDF]

open access: yes, 2014
In previous work, the results of AC breakdown tests showed that unmodified silica nanoparticles improve the breakdown strength of mineral oil based nanofluids, especially at a relatively high humidity level of around 25 ppm.
Peter H.F. Morshuis   +7 more
core   +1 more source

Polysilane–Silica Hybrid Nanoparticles [PDF]

open access: yesPolymer Journal, 2005
Polysilane–silica hybrid nanoparticles were prepared by chemical attachment of polysilane–poly(methacrylic acid) block copolymer onto aminopropyl-modified silica particles.
T. Sanji, Y. Nakatsuka, H. Sakurai
openaire   +1 more source

Remote control of diffusion from magnetic hollow silica microspheres [PDF]

open access: yes, 2013
Composite hollow core silica/iron oxide microparticles with the ability to store an encapsulated payload and release a defined quantity “on demand” by the application of a radiofrequency magnetic field were prepared.
Kovačík, Pavel   +2 more
core   +1 more source

Effects of the Presence or Absence of a Protein Corona on Silica Nanoparticle Uptake and Impact on Cells [PDF]

open access: yes, 2012
Nanoparticles enter cells through active processes, thanks to their capability of interacting with the cellular machinery. The protein layer (corona) that forms on their surface once nanoparticles are in contact with biological fluids, such as the cell ...
Monopoli, Marco P.   +8 more
core   +1 more source

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