Results 101 to 110 of about 168,305 (316)

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

Untersuchung der radialen Ionisationsdichteverteilung von schweren Ionen mit einer optischen Teilchenspurkammer und mit Monte-Carlo-Simulationen

open access: yes, 2007
In the present work we applied the Optically read out PArticle track Chamber, OPAC, for the measurement of radial dose distributions, d(r), around tracks of heavy ions passing through the gas-filled sensitive volume of the chamber. The measured data were
Laczkó, Gábor
core  

EXPERIMENTS WITH HEAVY IONS [PDF]

open access: yes, 1963
Several difficulties involved in accelerating heavy ions in a tandem Van de Graaff are discussed, and experiments with Br and I ions to determine the response of silicon detectors to fission fragments are described.
Moak, C D
core  

Resolving the Cu(bdc) Conundrum: Identifying Non‐Porous Packing of Prototypical Coordination‐Network Thin Films Combining Advanced Diffraction Techniques and Computational Modelling

open access: yesAdvanced Functional Materials, EarlyView.
Solution‐processed Cu(bdc) forms prototypical MOF thin films for which a multitude of not fully satisfactory structural models have been suggested. Combining rotating grazing‐incidence diffraction and X‐ray reflectivity on two complementary samples with density‐functional theory, we first discard the previously suggested models and then identify a non ...
Narges Taghizade   +7 more
wiley   +1 more source

Determination of the effective thickness of a porous electrode in a flow-through reactor; effect of the specific surface area of stainless steel fibres, used as a porous cathode during the deposition of Ag(I) ions.

open access: yes, 2008
This study discusses the use of potential distribution analysis during the deposition of metal ions, at limiting current conditions and determines the optimum electrode thickness at which no hydrogen evolution occurs.
Nava Montes de Oca, José Luis   +9 more
core   +1 more source

Porous carbon nanosheets functionalized with Fe3O4 nanoparticles for capacitive removal of heavy metal ions from water

open access: yes, 2020
Development of cheap and high-efficiency electrode materials applied to capacitive deionization (CDI) technology is critically important for ensuring the safety of drinking water through capacitive removal of heavy metal ions.
Zhao, Cuijiao   +8 more
core   +1 more source

Unidirectional stripping extraction from a cyclotron which accelerates light as well as heavy ions

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2003
The VINCY Cyclotron (VINča CYclotron) is a multipurpose machine intended to accelerate light as well as heavy ions. To extract heavy ions with low energy and light ions an extraction system with stripping foil is used. Heavy ions with high energy will be
Jasna L. Ristić-Djurović   +1 more
doaj   +1 more source

Radiation Damage by Heavy Ions in Silicon and Silicon Carbide Detectors. [PDF]

open access: yesSensors (Basel), 2023
Altana C   +10 more
europepmc   +1 more source

Long‐Range Coordination Environment Modulates Single‐Atom Local States and Systemic Impact on CO2 Photoconversion

open access: yesAdvanced Functional Materials, EarlyView.
Terminal groups on Cu porphyrins modulate the electronic states of single‐atom Cu centers through a long‐range electronic effect, without altering the Cu coordination geometry. Meanwhile, a multi‐descriptor framework is established that incorporates porphyrin regulation, hybrid catalyst properties, and CO2 photoreduction capabilities.
Yi Zhang   +13 more
wiley   +1 more source

Laser-Cooled Ion Beams and Strongly Coupled Plasmas for Precision Experiments [PDF]

open access: yes, 2008
The first part of this thesis summarizes the results of laser-cooling of relativistic C3+ ion beams at the ESR/GSI. It is shown that laser cooling at high beam energies is feasible and that momentum spreads much smaller than those observed for electron ...
Bussmann, Michael
core  

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