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personal data approved: 2023. IX. 17.
Personal data
József Valyon
name József Valyon
name of institution
doctoral school
SzTE Doctoral School of Environmental Sciences (Academic staff member)
the share of work in the different doctoral schools. SzTE Doctoral School of Environmental Sciences 100%
accreditation statement submitted to: University of Szeged
Contact details
phone number +36 1 382-6860
Academic title
scientific degree, title Ph.D.
year degree was obtained 1986
discipline to which degree belongs chemistry
institution granting the degree HAS
scientific degree, title DSc
year degree was obtained 1995
discipline to which degree belongs chemistry
institution granting the degree HAS
Employment
1970 - TTK, Anyag- és Környezetkémiai Intézet (research institute, not university)
other (not specified) (professor emeritus)
1970 - University of Szeged
other (not specified) (Professzor emeritus)
Thesis topic supervisor
number of doctoral students supervised until now 3
number of students who fulfilled course requirements 3
students who obtained their degrees:
Ferenc Lónyi PhD 2002  
Robert Barthos PhD 2002  DSES3-SzTE

  Thesis topic proposals
Research
research area adsorption, porous materials, zeolites, heterogeneous catalysis, hydroconversion, isomerization and cracking, alkylation, catalyst characterization, air and water purification, biofuels
research field in which current research is conducted chemistry
bio, environmental and chemical engineering
Publications
2023

Vikár Anna, Lónyi Ferenc, Makoye Amosi, Nagy Tibor, Novodárszki Gyula, Barthos Róbert, Szabó Blanka, Valyon József, Mihályi Magdolna R., Deka Dhanapati, Solt Hanna E.: Ethanol Coupling Reactions over MgO–Al2O3 Mixed Oxide-Based Catalysts for Producing Biofuel Additives, MOLECULES 28: (9) 3788
type of document: Journal paper/Article
language: English
URL 
2022

Nagyhazi Marton, Lukacs Adam, Turczel Gabor, Hancsok Jeno, Valyon Jozsef, Benyei Attila, Keki Sandor, Tuba Robert: Catalytic Decomposition of Long-Chain Olefins to Propylene via Isomerization-Metathesis Using Latent Bicyclic (Alkyl)(Amino)Carbene-Ruthenium Olefin Metathesis Catalysts, ANGEWANDTE CHEMIE-INTERNATIONAL EDITION 61: (28) e202204413
type of document: Journal paper/Article
number of independent citations: 9
language: English
URL 
2021

Vikár Anna, Solt Hanna E., Novodárszki Gyula, Mihályi Magdolna R., Barthos Róbert, Domján Attila, Hancsók Jenő, Valyon József, Lónyi Ferenc: A study of the mechanism of triglyceride hydrodeoxygenation over alumina-supported and phosphatized-alumina-supported Pd catalysts, JOURNAL OF CATALYSIS 404: pp. 67-79.
type of document: Journal paper/Article
number of independent citations: 7
language: English
URL 
2020

Szabó Blanka, Novodárszki Gyula, May Zoltán, Valyon József, Hancsók Jenő, Barthos Róbert: Conversion of ethanol to butadiene over mesoporous In2O3-promoted MgO-SiO2 catalysts, MOLECULAR CATALYSIS 491: 110984
type of document: Journal paper/Article
number of independent citations: 13
language: English
URL 
2020

Charrad Rania, Solt Hanna E., Domján Attila, Ayari Faouzi, Mhamdi Mourad, Valyon József, Lónyi Ferenc: Selective catalytic reduction of NO by methane over Co,H-SSZ-13 catalysts: Types and catalytic functions of active Co sites, JOURNAL OF CATALYSIS 385: pp. 87-102.
type of document: Journal paper/Article
number of independent citations: 15
language: English
URL 
2019

Novodárszki Gyula, Solt Hanna E., Valyon József, Lónyi Ferenc, Hancsók Jenő, Deka Dhanapati, Tuba Róbert, Mihályi Magdolna R.: Selective hydroconversion of levulinic acid to γ-valerolactone or 2-methyltetrahydrofuran over silica-supported cobalt catalysts, CATALYSIS SCIENCE & TECHNOLOGY 9: pp. 2291-2304.
type of document: Journal paper/Article
number of independent citations: 53
language: English
URL 
2019

Novodárszki Gyula, Solt Hanna E., Lendvay György, Mihályi R. Magdolna, Vikár Anna, Lónyi Ferenc, Hancsók Jenő, Valyon József: Hydroconversion mechanism of biomass-derived γ-valerolactone, CATALYSIS TODAY 336: pp. 50-62.
type of document: Journal paper/Article
number of independent citations: 18
language: English
URL 
2010

Boda L, Onyestyák G, Solt H, Lónyi F, Valyon J, Thernesz A: Catalytic hydroconversion of tricaprylin and caprylic acid as model reaction for biofuel production from triglycerides, APPLIED CATALYSIS A-GENERAL 374: (1-2) pp. 158-169.
type of document: Journal paper/Article
number of independent citations: 133
language: English
URL 
2001

Lónyi F, Valyon J: On the interpretation of the NH3-TPD patterns of H-ZSM-5 and H-mordenite, MICROPOROUS AND MESOPOROUS MATERIALS 47: pp. 293-301.
type of document: Journal paper/Article
number of independent citations: 400
language: English
URL 
1993

Valyon J, Hall WK: Studies of the surface species formed from NO on copper zeolites, JOURNAL OF PHYSICAL CHEMISTRY US 97: (6) pp. 1204-1212.
type of document: Journal paper/Article
number of independent citations: 318
language: English
URL 
Number of independent citations to these publications:966 
Scientometric data
list of publications and citations
number of scientific publications that meet accreditation criteria:
204
number of scientific publications:
201
monographs and professional books:
0
monographs/books in which chapters/sections were contributed:
3 
art/engineering creative works:
0
scientific publications published abroad that meet the accreditation criteria:
158
publications not in Hungarian, published in Hungary, meeting the accreditation criteria:
29
number of independent citations to scientific publications and creative works:
3582

 
All rights reserved © 2007, Hungarian Doctoral Council. Doctoral Council registration number at commissioner for data protection: 02003/0001. Program version: 2.2358 ( 2017. X. 31. )