Results 11 to 20 of about 2,447,234 (385)

Evidence for the formation of a Mott state in potassium-intercalated pentacene [PDF]

open access: yes, 2008
We investigate electronic transport through pentacene thin-films intercalated with potassium. From temperature-dependent conductivity measurements we find that potassium-intercalated pentacene shows metallic behavior in a broad range of potassium ...
Alberto F. Morpurgo   +7 more
core   +10 more sources

Transcriptional and Metabolic Responses of Maize Shoots to Long-Term Potassium Deficiency

open access: yesFrontiers in Plant Science, 2022
Potassium is important for plant growth and crop yield. However, the effects of potassium (K+) deficiency on silage maize biomass yield and how maize shoot feedback mechanisms of K+ deficiency regulate whole plant growth remains largely unknown.
Wangdan Xiong   +9 more
doaj   +1 more source

Recurrent Hypokalemia and Adrenal Steroids in Patients With APECED

open access: yesFrontiers in Endocrinology, 2022
ContextHypokalemia is a common finding in patients with autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy (APECED) but its exact cause often remains unknown.ObjectiveTo explore the prevalence and etiology of hypokalemia and the role of ...
Joonatan Borchers   +10 more
doaj   +1 more source

Potassium fertilization and its impact on production and mineral composition of peach trees

open access: yesRevista Brasileira de Fruticultura, 2022
This study aimed at evaluating production parameters of peach trees subject to different doses of potassium fertilization and at establishing the critical level of this nutrient in the soil and in peach tree leaves.
Caroline Farias Barreto   +5 more
doaj   +1 more source

Enhanced Potassium-Ion Storage of the 3D Carbon Superstructure by Manipulating the Nitrogen-Doped Species and Morphology

open access: yesNano-Micro Letters, 2020
An eco-efficient synthetic route was developed to establish carbon superstructures with enhanced exposed nitrogen-rich active facets. The synergistic effect of the 3D interconnected superstructures and the high nitrogen-doping content endows the N-rich ...
Xiao   +7 more
semanticscholar   +1 more source

Combined effects of valproate and naringin on kidney antioxidative markers and serum parameters of kidney function in C57BL6 mice

open access: yesArhiv za Higijenu Rada i Toksikologiju, 2023
Valproate is known to disturb the kidney function, and high doses or prolonged intake may cause serum ion imbalance, kidney tubular acidosis, proteinuria, hyperuricosuria, polyuria, polydipsia, and dehydration.
Jutrić David   +6 more
doaj   +1 more source

Effects of cromakalim (BRL 34915) on potassium conductances in CA3 neurons of the guinea-pig hippocampus in vitro [PDF]

open access: yes, 1989
The action of the potassium channel activator, cromakalim (BRL 34915), on membrane potential, input resistance and current-voltage-relationship of CA3 neurons in a slice preparation of the guinea-pig hippocampus was investigated by means of intracellular
Alzheimer, Christian   +2 more
core   +1 more source

Defect-free potassium manganese hexacyanoferrate cathode material for high-performance potassium-ion batteries

open access: yesNature Communications, 2021
Potassium-ion batteries (KIBs) are promising electrochemical energy storage systems because of their low cost and high energy density. However, practical exploitation of KIBs is hampered by the lack of high-performance cathode materials. Here we report a
L. Deng   +12 more
semanticscholar   +1 more source

Use of potassium polyaspartate for the tartaric stabilization of Sicilian white wines [PDF]

open access: yes, 2019
Cold stabilization is a common method used to avoid tartaric acid crystals from forming in bottled wine, but this technique shows some inconveniences on the sensory characteristics and energy cost.
Cinquanta L.   +6 more
core   +1 more source

24-Hour Urinary Sodium and Potassium Excretion and Cardiovascular Risk.

open access: yesNew England Journal of Medicine, 2021
BACKGROUND The relation between sodium intake and cardiovascular disease remains controversial, owing in part to inaccurate assessment of sodium intake.
Yuan Ma   +16 more
semanticscholar   +1 more source

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