Results 101 to 110 of about 836,807 (407)

ISOLASI DAN IDENTIFIKASI SENYAWA FLAVANOID PADA DAUN ADAM HAWA (Rhoe discolor) [PDF]

open access: yes, 2012
One of the plants can be used as a drug crop is Adam Hawa (Rhoe discolor) are thought to containflavanoid compounds, it is seen from the purple on the leaf.
Sitorus, Risma Meidy Hardina   +2 more
core   +2 more sources

Deciphering a New Electrolyte Formulation for Intelligent Modulation of Thermal Runaway to Improve the Safety of Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Diels‐Alder clicks chemistry addresses thermal runaway in lithium‐ion batteries. A thermoresponsive electrolyte with lithium salt in vinylene carbonate (VC) and 2,5‐dimethylfuran (DMFu) operates at room temperature but undergoes Diels‐Alder reactions at high temperatures, enabling a two‐step safety mechanism: a warning phase at ≈100 °C and complete ...
Arnab Ghosh   +9 more
wiley   +1 more source

Thin-layer chromatography: An efficient method for the optimization of dispersive liquid-liquid microextraction

open access: yesActa Chimica Slovenica, 2018
Thin-layer chromatography (TLC) is an often omitted analytical technique due to its lower sensitivity and separation capacity. Even in the era of high-performance liquid chromatography (HPLC), thin-layer chromatography still offers many advantages, such ...
Elena Kupcova   +2 more
doaj   +1 more source

Probing viscoelastic properties of a thin polymer film sheared between a beads layer and quartz crystal resonator [PDF]

open access: yes, 2009
We report measurements of viscoelastic properties of thin polymer films of 10-100 nm at the MHz range. These thin films are confined between a quartz crystal resonator and a millimetric bead layer, producing an increase of both resonance frequency and dissipation of the quartz resonator.
arxiv   +1 more source

Apple scab control with grapefruit seed extract: no alternative to chemical fungicides [PDF]

open access: yes, 2004
The growth inhibiting effect of four commercially available grapefruit seed extracts on the causal organism of apple scab Venturia inaequalis was tested.
Kelderer, Markus   +5 more
core  

Double Cross‐Linked Hydrogel for Intra‐articular Injection as Modality for Macrophages Metabolic Reprogramming and Therapy of Rheumatoid Arthritis

open access: yesAdvanced Functional Materials, EarlyView.
A hydrogel for intra‐articular injection for the treatment of rheumatoid arthritis (RA) is formulated and comprehensively studied. After administration, the hydrogel induces a metabolic reprogramming of immunometabolism of macrophages to trigger fatty acid oxidation subsequently inducing polarization of anti‐inflammatory M2 macrophages. This results in
Yutong Song   +8 more
wiley   +1 more source

[PDF]

open access: yes
Saponifiable and nonsaponifiable soxlet and cold solvent extracts of soil, carbonaceous meteorite, and sedimentary rocks studied by thin layer chromatography and ...
Nagy, B., Urey, H. C.
core   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

MoS2 Field Effect Transistors based sensors for low concentration acetone detection [PDF]

open access: yesarXiv, 2019
The measurement of acetone in human breath, a known biomarker for diabetes, can act as an effective screening method for diabetes. While gas chromatography and mass spectroscopy based methods can detect gases in low concentration, they are costly, bulky, need complex sample preparation and are slow. Solid state devices such as Field Effect Transistors (
arxiv  

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