Results 41 to 50 of about 163,598 (308)

Building a nucleic acid nanostructure with DNA-epitope conjugates for a versatile electrochemical protein detection platform

open access: yes, 2023
The recent surge of effort in nucleic acid-based electrochemical (EC) sensors has been fruitful, and some have even shown real-time quantification of drugs in the blood of living animals.
Niamat , Khuda   +4 more
core   +1 more source

Misorientation-angle-dependent electrical transport across molybdenum disulfide grain boundaries

open access: yesNature Communications, 2016
Grain boundaries can degrade the performance of electronic devices made from single atomic layers of transition metal dichalcogenides. Here, the authors combine transport measurements and transmission electron microscopy to find a correlation between ...
Thuc Hue Ly   +8 more
doaj   +1 more source

Ultrananocrystalline diamond coated implants for enhanced osseointegration [PDF]

open access: yesBioDiscovery, 2017
Osteoporosis causes bones to become weak and brittle. It is known that the alterations in bone metabolism associated to osteoporosis can impair bone healing around implants and affect their osseointegration.
Silviya Stateva   +3 more
doaj   +3 more sources

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Low‐Cost, Large‐Scale Nanoporous Metals by Mechanical Alloying, Oxide Reduction, and Dealloying of Powders

open access: yesAdvanced Engineering Materials, EarlyView.
Powder metal processing provides scalable advantages in nanoporous (np) metal development. Mechanical alloying is used to produce unique precursors for hybrid nanopore formation by oxide reduction and dealloying. As demonstrated in np Ag, this approach improves process efficiency while promoting smaller ligaments and larger pores, both of which are ...
Mark A. Atwater, Oliver A. Fowler
wiley   +1 more source

Imaging Cu2O nanocube hollowing in solution by quantitative in situ X-ray ptychography

open access: yesNature Communications, 2022
Observing morphological changes of nanoparticles in solution requires advanced in-situ imaging methods. Here, the authors use X-ray ptychography to image the growth and hollowing of Cu2O nanocubes in 3D.
Lukas Grote   +14 more
doaj   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

Moving beyond bimetallic-alloy to single-atom dimer atomic-interface for all-pH hydrogen evolution

open access: yesNature Communications, 2021
While single, dispersed atoms enable efficient atomic utilization, controllably preparing single-atom dimers remains challenging. Here, authors prepare nickel-cobalt single-atom dimers as high-performance pH-universal H2 evolution electrocatalysts.
Ashwani Kumar   +16 more
doaj   +1 more source

Application of Three wavelength calibration model for nanostructure dyes via uv-vis spectroscopy

open access: yes, 2022
in this research, multiwavelength calibration model for nanostructure dyes using uv-vis spectroscopy has been developed.Samples that don't show baseline and only two points are available in uv-vis absorption spectra, multiwavelength calibration can be ...
Shams, Hafiz Furqan
core  

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