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Duo Ma

Northwest University - School of Chemical Engineering

Xi’an, 710069

China

SCHOLARLY PAPERS

14

DOWNLOADS

390

TOTAL CITATIONS

13

Scholarly Papers (14)

1.

Friedel-Crafts Alkylation of Phenanthrene with Ethanol to Alkyl-Phenanthrenes Over Modified Usy Catalyst

Number of pages: 33 Posted: 19 Dec 2023
Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Xijing University - School of Science and Northwest University - School of Chemical Engineering
Downloads 59 (989,921)

Abstract:

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Phenanthrene, Friedel-Crafts alkylation, USY, Kinetic modeling, Metal ion radius

2.

The swelling behavior of six typical solvents on low-rank coal at 150 ℃ and their influence on the pyrolysis characteristics of coal

Number of pages: 37 Posted: 28 Oct 2025
Xijing University - School of Science, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN and Northwest University - School of Chemical Engineering
Downloads 43 (1,157,785)

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Low-rank coal, Swelling, Pyrolysis kinetic, PY-GC/MS, Pyrolysis characteristics

3.

Multistage  Gradient Extractive Separation and D Irect and Indirect Analysis of Petroleum Ether Insoluble Fractions from Low Temperature Coal Tar

Number of pages: 42 Posted: 08 Sep 2022
Xijing University - School of Science, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Xijing University, Northwest University - School of Chemical Engineering and Northwest University - School of Chemical Engineering
Downloads 39 (1,196,171)

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Low temperature coal tar, PE insoluble fractions, Extractive separation, NMR, TG-FTIR, Py-GC/MS

4.

Coal-Oil Co-Refining Oil Cracking to Btex Over Different Morphology Mfi Zeolites:Structure-Activity Relationship Derived by Machine Learning

Number of pages: 37 Posted: 27 Dec 2022
Northwest University - School of Chemical Engineering, Xijing University - School of Science, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering and Northwest University - School of Chemical Engineering
Downloads 37 (1,222,651)

Abstract:

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MFI zeolites, Modulation, Coal-oil co-refining products, catalysis, Machine learning

5.

Research on the Air-Aging Modification of Low-Temperature Coal Tar to Produce Needle Coke Based on "Raw Material Composition And Green/Needle Coke Structure"

Number of pages: 45 Posted: 16 Jul 2025
Xijing University - School of Science, affiliation not provided to SSRN, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN and Northwest University - School of Chemical Engineering
Downloads 35 (1,277,121)

Abstract:

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Coal tar pitch, Air-aging modification, β-resin, Needle coke, Electrochemical Properties

6.

Cracking of Heavy-Inferior Oils with Different Alkane-Aromatic Ratios to Aromatics Over Mfi Zeolites:Structure-Activity Relationship Derived by Machine Learning

Number of pages: 41 Posted: 18 Jul 2023
Xijing University - School of Science, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering and Northwest University - School of Chemical Engineering
Downloads 29 (1,332,057)
Citation 3

Abstract:

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Heavy-inferior oil, Alkane-aromatic ratio, MFI zeolites, Modulation, machine learning

7.

Mechanism of Coal Pyrolysis to Produce Aromatics and Phenols Under H2: Multi-Step Pyrolysis by Py-Gcms and Dft Calculations

Number of pages: 34 Posted: 11 Nov 2024
Northwest University - School of Chemical Engineering, Xijing University - School of Science, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering and Northwest University - School of Chemical Engineering
Downloads 28 (1,372,601)
Citation 5

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Coal, H2 atmosphere, Free radical transfer, Directed pyrolysis, Density functional theory calculation

8.

Mechanism of Catalytic Conversion of Kerosene Co-Refining Heavy Oil to Btexn by Py-Gc/Ms Based on "Point-Line-Surface-Body" Step by Step Research Strategy

Number of pages: 36 Posted: 08 Aug 2022
affiliation not provided to SSRN, Xijing University - School of Science, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering and Northwest University - School of Chemical Engineering
Downloads 24 (1,399,036)
Citation 1

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Kerosene co-refining heavy oil, Catalytic conversion, Model compounds, Six group components, Light aromatics

9.

Catalytic Hydro-Dealkylation of 2-Methylnaphthalene with Different Catalyst Loaded W/La for Conversion to Naphthalene

Number of pages: 31 Posted: 19 Dec 2023
Xijing University - School of Science, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, affiliation not provided to SSRN and Northwest University - School of Chemical Engineering
Downloads 22 (1,436,435)

Abstract:

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Coal tar, HY zeolite, Dealkylation, 2-Methyl naphthalene, Naphthalene

10.

Modeling the Catalytic Conversion of Anthracene Fraction to Light Aromatics Over Mesoporous HZSM-5

Number of pages: 30 Posted: 11 Dec 2021
Northwest University - School of Chemical Engineering, Xijing University - School of Science, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering and Northwest University - School of Chemical Engineering
Downloads 21 (1,436,435)

Abstract:

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coal tar, Mesoporous, HZSM-5, Pyrolysis, Light aromatics

11.

Derivation of Coal-Origin Structural Units from O-Containing Species Volatiles in Coal Pyrolysis: Multi-Step Pyrolysis by Py-Gc/Ms and Dft

Number of pages: 38 Posted: 17 Apr 2024
Northwest University - School of Chemical Engineering, Xijing University - School of Science, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, Northwest University - School of Chemical Engineering and Northwest University - School of Chemical Engineering
Downloads 20 (1,459,862)
Citation 4

Abstract:

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Macerals, Kinetic analysis, Multi-step pyrolysis, Molecular models, Density functional theory calculation

12.

Research on Pyrolysis Behavior of Injected Oil Slurry (Coal-Solvents Co-Pyrolysis) Based on Simulation and Optimization of Pyrolysis Process of Multi-Solvent and Multi-Temperature Swelling Coals

Number of pages: 41 Posted: 07 May 2025
Northwest University - School of Chemical Engineering, Xijing University - School of Science, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN and Northwest University - School of Chemical Engineering
Downloads 18 (1,470,786)

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Coal pyrolysis, High-temperature swelling, Machine learning, Solvent ratio optimization, Continuous reaction

13.

Divergent swelling and pyrolysis behaviors of coal and its macerals as driven by solvent electrostatic potential recognition

Number of pages: 43 Posted: 31 Jan 2026
Northwest University - School of Chemical Engineering, Xijing University - School of Science, affiliation not provided to SSRN, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN and Northwest University - School of Chemical Engineering
Downloads 11 (1,541,665)

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Maceral, Swelling, Pyrolysis kinetic, Pyrolysis characteristics, Surface electrostatic potential

14.

Pyrolysis characteristics and semi-coke evolution of coal swollen by Oxygen-containing solvents: Insights from van der Waals Interactions

Number of pages: 46 Posted: 20 May 2026
Northwest University - School of Chemical Engineering, Xijing University - School of Science, affiliation not provided to SSRN, affiliation not provided to SSRN, Northwest University - School of Chemical Engineering, affiliation not provided to SSRN and Northwest University - School of Chemical Engineering
Downloads 4 (1,579,934)

Abstract:

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Maceral, Swelling, Semi-coke, Pyrolysis characteristics, van der Waals force