Results 151 to 160 of about 3,231,427 (376)

Production of fluorine-18 from reactor-irradiated lithium compounds [PDF]

open access: yes, 1968
Existing methods of separating fluorine-18 produced in reactor-irradiated lithium compounds are reviewed. Direct distillation of fluorine-18 from acidified lithium solutions and absorption with the minimum of condensation is shown to be the most ...
Robson, J
core  

Pioneering the Future: Principles, Advances, and Challenges in Organic Electrodes for Aqueous Ammonium‐Ion Batteries

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Leveraging the numerous advantages of ammonium‐ion (NH₄⁺)—including cost‐effectiveness, low corrosiveness, preferential orientation, and rapid diffusion kinetics—aqueous NH₄⁺ batteries (AAIBs) have gained significant attention. This review highlights and evaluates the progress of AAIBs utilizing organic electrode materials such as small molecules ...
Mangmang Shi, Xiaoyan Zhang
wiley   +1 more source

Synthesis and evaluation of TSPO-targeting radioligand [18F]F-TFQC for PET neuroimaging in epileptic rats

open access: yesActa Pharmaceutica Sinica B
The translocator protein (TSPO) positron emission tomography (PET) can noninvasively detect neuroinflammation associated with epileptogenesis and epilepsy.
Wenhui Fu   +11 more
doaj  

Development of Customized [18F]Fluoride Elution Techniques for the Enhancement of Copper-Mediated Late-Stage Radiofluorination

open access: yesScientific Reports, 2017
In a relatively short period of time, transition metal-mediated radiofluorination reactions have changed the PET radiochemistry landscape. These reactions have enabled the radiofluorination of a wide range of substrates, facilitating access to ...
Andrew V. Mossine   +5 more
doaj   +1 more source

Glucose metabolic analysis of musculoskeletal tumours using <SUP>18</SUP>fluorine-FDG PET as an aid to preoperative planning [PDF]

open access: bronze, 2000
Hideomi Watanabe   +9 more
openalex   +1 more source

Focal Spot, Summer 1992 [PDF]

open access: yes, 1992
https://digitalcommons.wustl.edu/focal_spot_archives/1061/thumbnail ...

core   +1 more source

10 Years Development of Potassium‐Ion Batteries

open access: yesAdvanced Materials, EarlyView.
Significant progress is made in PIBs over the past decade, but the improvements based on half‐cell testing, low mass loading, and low energy density are insufficient for practical applications. This review summarizes the challenges and strategies for PIBs, highlights the importance of further research focusing on full cells, and provides an analysis of
Mingnan Li   +7 more
wiley   +1 more source

Fluorine-18-labeled tropane analogs for PET imaging studies of the dopamine transporter [PDF]

open access: bronze, 2000
Robert H. Mach   +7 more
openalex   +1 more source

Recent Advances in Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Ubiquitous defects predominately account for photo‐instability and open‐circuit voltage losses in wide‐bandgap perovskite solar cells (WBG PSCs). This review comprehensively presents the underlying impact mechanisms, summarizes the advanced optimization strategies across various functional layers and their interfaces to develop efficient and stable WBG
Jianjun Mei, Feng Yan
wiley   +1 more source

Scalable Lithium Niobate Nanoimprinting for Nonlinear Metalenses

open access: yesAdvanced Materials, EarlyView.
A broadband polycrystalline lithium niobate platform is developed for highly versatile and scalable fabrication of nonlinear metasurfaces. This work demonstrates simultaneous second harmonic generation and wavefront‐shaping via a metalens on this platform.
Ülle‐Linda Talts   +3 more
wiley   +1 more source

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