Results 1 to 10 of about 6,624 (151)

Dimethylcysteine (DiCys)/o-Phthalaldehyde Derivatization for Chiral Metabolite Analyses: Cross-Comparison of Six Chiral Thiols [PDF]

Molecules, 2021
Metabolomics profiling using liquid chromatography-mass spectrometry (LC-MS) has become an important tool in biomedical research. However, resolving enantiomers still represents a significant challenge in the metabolomics study of complex samples.
Ankhbayar Lkhagva, Hwan-Ching Tai
doaj   +2 more sources

Stress-Induced “Immediate” Lactate (iBLC) Response Differences in Pubertal and Young Adult Soccer Players [PDF]

Sports
Background: High-intensity physical activity elicits acute physiological responses across the metabolic, cardiovascular, respiratory, endocrine, immune, and neuromuscular systems.
Ferenc Ihász, Ottó Vincze, Imre Soós, István Barthalos, Zoltán Alföldi, Anna Horváth Pápai, Ádám Balog, László Suszter   +7 more
doaj   +2 more sources

Dielectric Properties of Colossal-Dielectric-Constant Na_1/2La_1/2Cu₃Ti₄O₁₂ Ceramics Prepared by Spark Plasma Sintering [PDF]

Molecules, 2022
In the current study, we report on the dielectric behavior of colossal-dielectric-constant Na1/2La1/2Cu3Ti4O12 (NLCTO) ceramics prepared by mechanochemical synthesis and spark plasma sintering (SPS) at 850 °C, 900 °C, and 925 °C for 10 min.
Hicham Mahfoz Kotb, Mohamad Mahmoud Ahmad, Sajid Ali Ansari, Tarek S. Kayed, Adil Alshoaibi   +4 more
doaj   +2 more sources

Dielectric Properties of Co-Doped TiO₂ with Mg and Nb for Energy Storage Applications [PDF]

Nanomaterials
Titanium dioxide is attractive for energy storage due to its abundance, stability, non-toxicity, low cost, and favorable electronic/optical properties.
L. Ferchaud, J. P. F. Carvalho, S. R. Gavinho, F. Amaral, L. I. Toderascu, G. Socol, L. C. Costa, R. Benzerga, S. Soreto Teixeira   +8 more
doaj   +2 more sources

Advanced humidity sensing properties of CuO ceramics [PDF]

Scientific Reports
This research explores the capacitive humidity sensing properties of CuO ceramic, selected for its simplicity as an oxide and ease of fabrication, in addition to its remarkable dielectric properties.
Kaniknun Sreejivungsa, Noppakorn Thanamoon, Nutthakritta Phromviyo, Wirat Jarernboon, Masaki Takesada, Prasit Thongbai   +5 more
doaj   +2 more sources

Liquid chromatographic determination of enantiomeric purity of [11C]methyl-L-methionine and O-(2-[18F]fluoroethyl)-L-tyrosine by pre-column derivatization with o-phthaldialdehyde and N-isobutyryl-L-cysteine [PDF]

EJNMMI Radiopharmacy and Chemistry
Background [11C]methyl-L-methionine ([11C]MET) and O-(2-[18F]fluoroethyl)-L-tyrosine ([18F]FET) are commonly used radiopharmaceuticals in positron emission tomography (PET) for diagnosis of brain tumors.
Viktória Forgács, Viktória Balla, Viktória Csonka, Dezső Szikra, Dániel Szücs, Enikő Németh, Zita Képes, György Trencsényi, István Jószai   +8 more
doaj   +2 more sources

Induced 2C Expression and Implantation-Competent Blastocyst-like Cysts from Primed Pluripotent Stem Cells [PDF]

Stem Cell Reports, 2019
Summary: Soon after fertilization, the few totipotent cells of mammalian embryos diverge to form a structure called the blastocyst (BC). Although numerous cell types, including germ cells and extended-pluripotency stem cells, have been developed from ...
Cody Kime, Hiroshi Kiyonari, Satoshi Ohtsuka, Eiko Kohbayashi, Michio Asahi, Shinya Yamanaka, Masayo Takahashi, Kiichiro Tomoda   +7 more
doaj   +2 more sources

Ultra–low loss tangent and giant dielectric permittivity with excellent temperature stability of TiO2 co-doped with isovalent-Zr4+/pentavalent-Ta5+ ions

Journal of Materiomics, 2022
The excellent giant dielectric properties (ExGDPs) are represented in the isovalent–Zr4+/pentavalent–Ta5+ ions co–doped TiO2 with different co–doping percentages (x%ZrTTO).
Yasumin Mingmuang, Narong Chanlek, Prasit Thongbai   +2 more
doaj   +1 more source

Dielectric relaxations and low dissipation factor with excellent temperature stability of Ti1-x(Co1/3Ta2/3)xO2 ceramics

Results in Physics, 2023
Low dissipation factor (tanδ) and excellent temperature stability of high dielectric permittivity are obtained in Ti1-x(Co1/3Ta2/3)xO2 ceramics, which were prepared using a mixed oxide method.
Theeranuch Nachaithong, Narong Chanlek, Pairot Moontragoon, Pornjuk Srepusharawoot, Prasit Thongbai   +4 more
doaj   +1 more source

Colossal dielectric response and complex impedance analysis of LaFeO3 ceramics

Journal of Advanced Dielectrics, 2022
The present investigations mainly focused on the colossal dielectric response and complex impedance analysis of LaFeO3 ceramics. The studied sample was prepared by a citrate gel method.
Sushrisangita Sahoo, K. P. Andryushin, P. K. Mahapatra, R. N. P. Choudhary   +3 more
doaj   +1 more source