Results 141 to 150 of about 131,602 (309)

Comparative Analysis of Syngas Production via Gasification and Plasma Gasification of Municipal Solid Waste

open access: yesChemical Engineering Transactions
Municipal solid waste (MSW) is a significant environmental challenge. Gasification is a process that converts MSW into energy at temperatures ranging from 700 to 1,200 °C.
Atitaya Sornchai   +2 more
doaj  

Raw Gas Treatment and Conditioning for Methanol Production from Biomass and Waste Gasification. [PDF]

open access: yesACS Omega
Ganjkhanlou Y   +8 more
europepmc   +1 more source

Cryogen‐Aided Chromatographic Purification of Millimole Quantities of Methane for Spectroscopic Clumped Isotope Analysis

open access: yesRapid Communications in Mass Spectrometry, Volume 40, Issue 18, 30 September 2026.
ABSTRACT Rationale Quantum cascade laser absorption spectroscopy (QCLAS) is a fast and reliable method for analyzing the bulk (𝛿13C‐CH4, 𝛿D‐CH4) and clumped isotopic (∆13CH3D and ∆12CH2D2) composition of methane. However, precise measurements of ∆12CH2D2 require 0.5 to 1.8 mmol of purified methane (equivalent to 15 to 40 mL at STP).
Nico Kueter   +6 more
wiley   +1 more source

Distribution Characteristics and Ecotoxicity Assessment of Polycyclic Aromatic Hydrocarbons (PAHs) in Hydrothermal Carbonization Products of Corn Stalks

open access: yesBioResources
Hydrothermal carbonization (HTC) of corn straw causes hydrolysis and pyrolytic reorganization of the carbon skeleton, leading to the formation of polycyclic aromatic hydrocarbons (PAHs). When used as a soil amendment, hydrothermal carbon can lead to soil
Hongyu Si   +11 more
doaj  

The Importance of Thermodynamic Data for Pyrrole Pyrolysis and Combustion Chemistry

open access: yesChemPhysChem, Volume 27, Issue 18, 28 September 2026.
High level ab initio quantum chemical computations with ORCA 6.1.1 are done to derive enthalpy and entropy of formation at 298.15 K for 32 species that include both radicals and stable molecules relevant to the pyrolysis and combustion of pyrrole. The effects of thermochemical data on chemical model performance are assessed.
Atmadeep Bhattacharya   +3 more
wiley   +1 more source

Hydrogen Storage Technologies: Materials Innovation and System‐Level Challenges for a Carbon‐Neutral Future

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 9, September 2026.
Engineered activated carbon materials with tailored pore structures and surface chemistry deliver high‐performance dual functionality across supercapacitors and hydrogen storage, establishing clear structure–property–performance relationships that advance scalable carbon‐based solutions for next‐generation energy storage and conversion.
Rayhan Hasan Pranto   +4 more
wiley   +1 more source

Automated generative process synthesis via transformer‐based dual‐loop simulation and optimization

open access: yesAIChE Journal, Volume 72, Issue 9, September 2026.
Abstract This study presents a novel framework for automated generative process synthesis, addressing the complexity of simultaneously optimizing discrete topologies and continuous operating variables. To overcome conventional superstructure limitations, we propose a dual‐loop architecture integrating generative transformers with rigorous process ...
Yeong Woo Son   +4 more
wiley   +1 more source

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