Results 41 to 50 of about 61,017 (268)

In-situ evolution and aging of ultrathin sputter deposited silver films

open access: yesApplied Surface Science Advances
Silver (Ag) thin films deposited by magnetron sputtering are widely utilized in optics, antimicrobial coatings, and flexible organic electronics. However, the inherent three-dimensional (3D) island growth of Ag complicates the fabrication of ultrathin ...
Kristian A. Reck   +10 more
doaj   +1 more source

Rapid and Sensitive Detection of p53 Based on DNA-Protein Binding Interactions Using Silver Nanoparticle Films and Microwave Heating

open access: yesNano Biomedicine and Engineering, 2014
Tumor detection can be carried out via the detection of proteins, such as p53, which is known to play vital role in more than 50% of all cancers affecting humans.
Muzaffer Mohammed, Kadir Aslan
doaj   +1 more source

SERS OF BACTERIORHODOPSIN WITH OUT-DIFFUSED SILVER NANOISLANDS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2014
We present the studies on surface-enhanced Raman spectroscopy (SERS) of bacteriorhodopsin in purple membranes using self-assembled silver nanoisland films for Raman signal enhancement.
H. Fabian   +4 more
doaj  

Rapid crystallization of glycine using metal-assisted and microwave-accelerated evaporative crystallization: the effect of engineered surfaces and sample volume

open access: yesNano Biomedicine and Engineering, 2012
Metal-Assisted and Microwave-Accelerated Evaporative Crystallization (MA-MAEC), is a new approach to crystallization of drug compounds, amino acids, DNA and proteins.
Tsehai A.J. Grell   +3 more
doaj   +1 more source

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

Crystallization of Lysozyme on Metal Surfaces Using a Monomode Microwave System

open access: yesNano Biomedicine and Engineering, 2016
The effect of metal surfaces on the crystallization of lysozyme using the Metal-Assisted and Microwave-Accelerated Evaporative Crystallization (MA-MAEC) technique and a monomode microwave system is described.
Kevin Mauge-Lewis   +8 more
doaj   +1 more source

Coating Artificial Spider Silk Fiber with Magnetic FeCo: An Effective Strategy for Creating a Flexible Magneto‐Responsive Material

open access: yesAdvanced Functional Materials, EarlyView.
An original method is presented for producing artificial spider silk fibers with magnetic and magnetomechanical responsiveness, which consists in coating them with a nanometer‐thick layer of FeCo alloy by sputtering deposition. The challenge of combining organic materials and inorganic magnetic nanostructures is addressed, thus taking a step forward ...
Filippo Lanaro   +5 more
wiley   +1 more source

Investigation of cyanide ions adsorbed on platinum and palladium coated silver island films by surface-enhanced Raman spectroscopy

open access: yes, 1999
Bimetallic films prepared by vacuum-depositing platinum onto silver island films have been evaluated for surface-enhanced Raman scattering (SERS), using CN− as the adsorbate. For platinum overlayers with mean thickness corresponding to 1–2 monolayers the
Creighton, J.A., Hesse, E.
core   +2 more sources

Exploring Pb‐Chelation Chemistry in the Crystallization Dynamics of Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
A mechanism of how Pb‐chelation chemistry governs coordination geometry and initial nucleation behavior at the precursor level of halide perovskite, by regulating the deprotonation state of a chelating additive, is elucidated. This allows for innovative reaction‐system design principles that promote coherent growth while suppressing defect formation in
Byeong Jun Kim   +13 more
wiley   +1 more source

Near‐Infrared Light‐Driven Zn/Au Janus Micromotors for Multiplex SERS Detection of Anticancer Drugs

open access: yesAdvanced Functional Materials, EarlyView.
Zn/Au Janus micromotors, propelled by thermophoretic effects under NIR light, function as active SERS platforms for single and multiplex detection of anticancer drugs. Their dynamic motion enhances analyte exchange at the Au interface, reducing saturation and competitive adsorption, thereby improving sensitivity and extending the linear detection range.
Tijana Maric   +8 more
wiley   +1 more source

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