Results 161 to 170 of about 1,458,589 (326)

Exposition of Radiation‐Stabilized Polypropylene Copolymer to Repeated Injection Molding and γ‐Radiation

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 6, February 10, 2026.
Stabilizing effect of Tinuvin 622 on fourfold injection molding and γ‐radiation treatment. ABSTRACT High‐quality requirements for plastic components in healthcare limit their recyclability. This study examined the stability of a representative polypropylene copolymer (PP‐C) containing Tinuvin 622 (T622) as a light stabilizer and calcium stearate (CaSt)
Nele Espelage   +7 more
wiley   +1 more source

Removal of Steroid Hormone Micropollutants by an Electrochemical Carbon Nanotube Membrane Flow‐Through Reactor: Role of Concentration and Degradation Mechanisms

open access: yesAdvanced Functional Materials, Volume 36, Issue 11, 5 February 2026.
A flow‐through electrochemical membrane reactor equipped with a carbon nanotube membrane eliminates the mass transfer limitation, achieving removals >97.5% for steroid hormone (SH) micropollutants through electrochemical adsorption and degradation, over a broad initial concentration varying from 50 to 106 ng L−1.
Siqi Liu   +2 more
wiley   +1 more source

Upgrade of the CO2 Direct Absorption Method for Low-Level 14C Liquid Scintillation Counting

open access: yesRadiocarbon: An International Journal of Cosmogenic Isotope Research, 2013
C. Canducci   +6 more
semanticscholar   +1 more source

Guanidinium Like‐Charge Ion Pairing and Oligoarginine Aggregation in Water by Nuclear Magnetic Resonance, Cryo‐Electron Microscopy, and Molecular Dynamics

open access: yesAggregate, Volume 7, Issue 2, February 2026.
This study shows that guanidinium cations weakly attract one another in water and form like‐charge contact ion pairs. From NMR, we determine the free energy of ion‐pair formation to be ≈${\approx }$ –0.5 kJ mol−1${\rm mol}^{-1}$, consistent with all‐atom MD simulations and DFT calculations.
Denys Biriukov   +8 more
wiley   +1 more source

Collecting C14O2 in a warburg flask for subsequent scintillation counting

open access: yesJournal of Lipid Research, 1961
Fred Snyder, Paul Godfrey
doaj   +1 more source

Method for Determination of 55Fe in Radioactive Used Oil from Nuclear Power Plant

open access: yesYuanzineng kexue jishu
55Fe is an important corresponding activation product during the operation of nuclear power plants. 55Fe may be present in the used oil required for main circuit mechanical equipment through cross-contaminating during maintenance activities-including ...
MA Lina1, 2, FAN Fuyou3, QIU Xiangping3, WANG Lusheng1, 2, DAI Xiongxin1, 2
doaj   +1 more source

An In Situ ATR‐FTIR Electrochemical Cell for the Study of Battery Processes: Design, Implementation, and Data Analysis

open access: yesChemistry–Methods, Volume 6, Issue 2, February 2026.
Phenomena occurring in the electrolyte as well as the interfaces with the electrodes, such as Li+ solvation/desolvation and solid–electrolyte interphase formation, govern the performance and safety of Li‐ion batteries. In this article, a dedicated, spring‐loaded operando attenuated‐total‐reflectance Fourier‐transform infrared cell is presented ...
Daniela M. Josepetti   +4 more
wiley   +1 more source

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