Results 121 to 130 of about 7,188,407 (346)

Improving the Capacity Retention of Poly(vinylphenothiazine) as Battery Electrode Material by Pore Size Engineering of Porous N‐Doped Carbon Nanospheres as Conductive Additive

open access: yesAdvanced Functional Materials, EarlyView.
By using (meso)porous N‐doped carbon nanospheres with tailored intraparticle porosity and constant particle size as conductive carbon in PVMPT‐based organic battery electrodes, the complete volume of the carbon is accessible for the immobilization of PVMPT, resulting in high accessible specific capacities while maintaining a good rate capability and ...
Niklas Ortlieb   +6 more
wiley   +1 more source

ASSESSMENT OF RADIATION HAZARD OF CONCRETE AND BACKGROUND RADIATION INDOORS

open access: yesEnvironmental Problems
Simulation of the dose rate of building materials γ-radiation in the premises of different designs has revealed the minimal levels of human exposure. It was determined that the exposure dose rate at the given points of a single
Elina Khobotova   +2 more
doaj   +1 more source

Heavy Metal Assessments of Soil Samples from a High Natural Background Radiation Area, Indonesia. [PDF]

open access: yesToxics, 2022
Nugraha ED   +9 more
europepmc   +1 more source

Multi‐Scaled Cellulosic Nanonetworks from Tunicates

open access: yesAdvanced Functional Materials, EarlyView.
Microbial and plant nanonetworks of cellulose have enabled a wide range of high‐performance yet sustainable materials. Herein, a third class of cellulosic nanonetworks is showcased by exploiting the only animal tissue‐producing cellulose nanofibers, i.e., ascidians. An ultrastructure including spherical cells and a microvasculature with diameters of 50–
Mano Govindharaj   +10 more
wiley   +1 more source

A Glance at the Errors of Some Studies on the Health Effects of High Background Natural Radiation Areas

open access: yesJournal of Biomedical Physics and Engineering, 2019
There is no place on the Earth, the planet we live on, where the natural background radiation level is zero. Since the birth and even in our fetal stage, we have been exposed to different sources of natural radiation.
Eslami J.   +2 more
doaj  

Exploring Electronic States and Ultrafast Electron Dynamics in AlInP Window Layers: The Role of Surface Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
This study examines the surface characteristics of AlInP (001), crucial for advanced solar cells and photoelectrochemical devices. Using theoretical modeling and experiments, it identifies how phosphorus‐rich and indium‐rich surfaces create mid‐gap states that pin the Fermi level and influence ultrafast electron dynamics.
Mohammad Amin Zare Pour   +11 more
wiley   +1 more source

Ultraviolet Background Radiation from Not-So-Dark Matter in the Galactic Halo

open access: yesUniverse
Murthy et al. (2025) (hereafter Paper I) have recently reported the discovery of unexpectedly bright diffuse extreme-ultraviolet radiation at high latitudes in both the Northern and Southern Galactic Hemispheres.
Richard Conn Henry   +2 more
doaj   +1 more source

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