Results 61 to 70 of about 93,370 (205)

Rapid Prediction of the In Situ Pyrolysis Performance of Tar-Rich Coal Using the POD Method

open access: yesProcesses, 2023
In this paper, a POD reduced-order interpolation model for solving the in situ pyrolysis process of tar-rich coal is employed to predict the flow and heat transfer performance in the porous media region so as to save computational resources and realize fast calculations.
Zhendong Wang   +6 more
openaire   +1 more source

Boosting Zinc‐Ion Hybrid Capacitors with Mesoporous Carbon Derived from Highly Graphitized Carbon Quantum Dots

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The work presents an innovative method for the preparation of mesoporous carbon materials (MCs) from highly graphitized carbon quantum dots. The zinc‐ion hybrid capacitors assembled with MCs deliver high rate performance and stability, providing promising advancements for future energy storage solutions.
Guoli Zhang   +6 more
wiley   +1 more source

Pore structure and permeability evolution law of tar-rich coal under high temperature

open access: yesMeitan kexue jishu
The preferential extraction of oil and gas from tar-rich coal under medium-low temperature pyrolysis conditions is an important development direction for the green and low-carbon development of tar-rich coal resources.
Xicai GAO   +4 more
doaj   +1 more source

Autocatalytic Pyrolysis of Wastewater Biosolids for Product Upgrading [PDF]

open access: yes, 2017
The main goals for sustainable water resource recovery include maximizing energy generation, minimizing adverse environmental impacts, and recovering beneficial resources.
Liu, Zhongzhe   +2 more
core   +1 more source

Modeling the Thermal Properties of Hydrogen‐Based Direct Reduced Iron Using Computational Thermodynamics and Machine Learning

open access: yessteel research international, EarlyView.
Hydrogen‐based direct reduced iron (H‐DRI) melts differently from scrap and carbon‐bearing DRI. This work combines differential scanning calorimetry experiments, FactSage thermodynamics, and simple composition‐based regression to predict solidus, liquidus, heat capacity, and enthalpy for H‐DRI.
Ankur Agnihotri   +3 more
wiley   +1 more source

Assuming the Leadership Role on Climate Change and Energy Security [PDF]

open access: yes, 2012
With decades of service in the United States Senate, including Chairing the Senate Foreign Relations Committee, Senator Lugar addresses the most looming issues facing mankind: global climate change and energy dependence.
Lugar, Richard G
core   +2 more sources

Sailing Through Time: Building Pacific Maritime Resilience

open access: yesGlobal Policy, EarlyView.
ABSTRACT This article examines the Pacific Blue Shipping Partnership (PBSP), an ambitious initiative aimed at decarbonising maritime transport across Oceania. The study explores the cultural, historical and technological aspects of wind‐propelled shipping in the Pacific.
Christiaan De Beukelaer   +20 more
wiley   +1 more source

Potential of Orange Peel Ash as a Cement Replacement Material [PDF]

open access: yes, 2019
The potential of Orange peel ash (OPA) as a cement replacement material was investigated with focus on the effect of OPA content on the physicomechnical properties such as consistency, setting times, soundness, compressive and flexural strengths of OPA ...
Abdullahi, Basiru   +2 more
core   +2 more sources

Eye makeup in Northwestern Iran at the time of the Assyrian Empire: a new kohl recipe based on manganese and graphite from Kani Koter (Iron Age III)

open access: yesArchaeometry, EarlyView.
Abstract Kohl was ubiquitous in ancient Egypt and the Middle East, and routinely included among the toiletries deposited in burials. For Egypt, kohl recipes are increasingly well‐studied and known to use a range of inorganic and organic ingredients. Although these are often lead‐based, manganese‐ and silicon‐rich compounds are also attested.
Silvia Amicone   +7 more
wiley   +1 more source

Surfactant-assisted liquefaction of particulate carbonaceous substances [PDF]

open access: yes, 1978
A slurry of carbonaceous particles such as coal containing an oil soluble polar substituted oleophilic surfactant, suitably an amine substituted long chain hydrocarbon, is liquefied at high temperature and high hydrogen presence.
Hsu, G. C.
core   +1 more source

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