Results 41 to 50 of about 258,164 (322)

Multifunctional and Environmentally Friendly TiO2–SiO2 Mesoporous Materials for Sustainable Green Buildings

open access: yesMolecules, 2019
This work deals with the formulation of environmentally friendly, cheap, and readily-available materials for green building applications, providing the function of air purificator by improving the safety and the comfort of an indoor environment.
Elena Ghedini   +5 more
doaj   +1 more source

Ferrocene Derivatives Enable Ultrasensitive Perovskite Photodetectors with Enhanced Reverse Bias Stability

open access: yesAdvanced Functional Materials, EarlyView.
Novel ferrocene derivatives (e.g., FcPhc2) are used as an ultrathin layer hole‐blocking layer, reducing hole injection from the Ag contact. This results in an ultralow noise spectral density of 1.2 × 10−14 A Hz−1/2, and a high specific detectivity of 8.1 × 1012 Jones at −0.5 V.
Eunyoung Hong   +16 more
wiley   +1 more source

Between resistance and co-operation; Contact zones in the Aru Islands in the VOC period

open access: yesWacana: Journal of the Humanities of Indonesia, 2019
The article is focused on early colonial interaction with the Aru Islands, geographically located in southern Maluku, at the easternmost end of the Indian Ocean world. The study examines how relationships were constructed in the course of the seventeenth
Hans Hägerdal
doaj   +1 more source

Decomposition of individual components of bio-organic waste: volatile organic compounds and the impact on health and psycho-emotional state

open access: yesRUDN Journal of Ecology and Life Safety, 2023
The study considers the impact on the person’s health and psycho-emotional state of unpleasant odors arising from the storage and accumulation of bioorganic waste, including food waste (meat, poultry, fruits and vegetables) and bird droppings. The survey
Marianna D. Kharlamova   +5 more
doaj   +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

Numerical simulation of a borehole sidewall acoustic transmitter for single-well reflection imaging logging用于单井反射成像测井的井眼侧壁声发射器的数值模拟

open access: yesScientific Reports
A borehole sidewall acoustic transmitter, specifically designed for openhole, introduces a unique approach to acoustic single-well reflection imaging logging, featuring transducers that directly contact the borehole’s sidewall, much like the SBT tool ...
Jianlin Ben, Hong Zhang, Lingfan Chen
doaj   +1 more source

بررسی خواص الکترونی نانوساختارهای n=1-5) C20-nGen , C20-nSin) به روش نظریۀ تابعی چگالی [PDF]

open access: yesپژوهش سیستم‌های بس‌ذره‌ای, 2019
در این تحقیق نانو ساختارهایC20 bowl ، (n=1-5) C20-nSin وn=1-5) ) C20-nGenاز نظر پایداری ترمودینامیکی، گاف انرژی، هدایت الکتریکی و کاربرد آنها در سلول خورشیدی به کمک نظریه تابعی چگالی در سطح محاسبات کوانتومیLSDA/6-31G در دمای اتاق مورد بررسی و مقایسه قرار
فرّخ رؤیا نیکمرام   +2 more
doaj   +1 more source

Self‐supportive Three‐Way Photoelectrochemical System Achieving Uranium Recycling, Organic Oxidation, and Electricity Generation in Complex Waters

open access: yesAdvanced Functional Materials, EarlyView.
A self‐sustaining solar photoelectrochemical cell (SS‐PEC) is developed to recover uranium from aqueous UO22+ with concurrent organic oxidation and electricity production. The monolithical photoanode directly captures electrons from organic compounds, leading to the oxidation of organic compounds and the decomposition of uranium‐organic complexes ...
Yumei Wang   +7 more
wiley   +1 more source

Formaldehyde Emission in Different Positions of Wood-Based Boards Used in Interior Architecture

open access: yesDEPARCH Journal of Design Planning and Aesthetics Research, 2022
This research focused on determining the effects on the formaldehyde emission (FE) of the middle and edge parts of two different wood-based boards (WBBs) consisting of medium density fiberboard (MDF) and particleboard (PB), which are widely used in ...
Haldun Ender Erdem   +2 more
doaj   +1 more source

Unassisted Photoelectrochemical Hydrogen Production Coupled with Selective Glucose Oxidation Using Metal Halide Perovskite Photoanodes

open access: yesAdvanced Functional Materials, EarlyView.
A metal halide perovskite‐based photoanode integrated with a CoNiFe layered double hydroxide (LDH) cocatalyst is reported for selective glucose oxidation reaction (GOR), achieving simultaneous and unassisted photoelectrochemical hydrogen production. This system delivers high photocurrent density, excellent Faradaic efficiency of GOR, and strong techno ...
Shujie Zhou   +12 more
wiley   +1 more source

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