| # | Document title | Authors | Year | Source | Cited by |
| 1 | Characterization of calcium oxide derived from waste eggshell and its application as CO2 sorbent | Witoon T. | 2011 | Ceramics International
37(8),pp. 3291-3298 | 138 |
| 2 | CO2 hydrogenation to methanol over Cu/ZrO2 catalysts: Effects of zirconia phases | Witoon T., Chalorngtham J., Dumrongbunditkul P., Chareonpanich M., Limtrakul J., Limtrakul J. | 2016 | Chemical Engineering Journal
293,pp. 327-336 | 136 |
| 3 | CO2 hydrogenation to methanol over CuO–ZnO–ZrO2–SiO2 catalysts: Effects of SiO2 contents | Phongamwong T., Chantaprasertporn U., Witoon T., Numpilai T., Poo-arporn Y., Limphirat W., Donphai W., Dittanet P., Chareonpanich M., Limtrakul J., Limtrakul J. | 2017 | Chemical Engineering Journal
316,pp. 692-703 | 84 |
| 4 | Development of synthetic CaO sorbents via CTAB-assisted sol-gel method for CO2 capture at high temperature | Akgsornpeak A., Witoon T., Witoon T., Mungcharoen T., Limtrakul J., Limtrakul J. | 2014 | Chemical Engineering Journal
237,pp. 189-198 | 81 |
| 5 | Synthesis of bimodal porous silica from rice husk ash via sol-gel process using chitosan as template | Witoon T., Chareonpanich M., Limtrakul J. | 2008 | Materials Letters
62(10-11),pp. 1476-1479 | 77 |
| 6 | Enhanced activity, selectivity and stability of a CuO-ZnO-ZrO2 catalyst by adding graphene oxide for CO2 hydrogenation to methanol | Witoon T., Numpilai T., Phongamwong T., Donphai W., Boonyuen C., Warakulwit C., Chareonpanich M., Limtrakul J. | 2018 | Chemical Engineering Journal
334,pp. 1781-1791 | 70 |
| 7 | Biodiesel production from transesterification of palm oil with methanol over CaO supported on bimodal meso-macroporous silica catalyst | Witoon T., Bumrungsalee S., Vathavanichkul P., Palitsakun S., Saisriyoot M., Faungnawakij K. | 2014 | Bioresource Technology
156,pp. 329-334 | 67 |
| 8 | Tuning of catalytic CO2 hydrogenation by changing composition of CuO-ZnO-ZrO2 catalysts | Witoon T., Kachaban N., Donphai W., Kidkhunthod P., Faungnawakij K., Chareonpanich M., Limtrakul J., Limtrakul J. | 2016 | Energy Conversion and Management
118,pp. 21-31 | 65 |
| 9 | Direct synthesis of dimethyl ether from CO2 hydrogenation over Cu-ZnO-ZrO2/SO42--ZrO2 hybrid catalysts: Effects of sulfur-to-zirconia ratios | Witoon T., Witoon T., Permsirivanich T., Kanjanasoontorn N., Akkaraphataworn C., Seubsai A., Faungnawakij K., Warakulwit C., Chareonpanich M., Chareonpanich M., Limtrakul J., Limtrakul J. | 2015 | Catalysis Science and Technology
5(4),pp. 2347-2357 | 58 |
| 10 | CO2 hydrogenation to methanol over Cu/ZnO nanocatalysts prepared via a chitosan-assisted co-precipitation method | Witoon T., Permsirivanich T., Donphai W., Jaree A., Chareonpanich M. | 2013 | Fuel Processing Technology
116,pp. 72-78 | 50 |
| 11 | Effect of acidity on the formation of silica-chitosan hybrid materials and thermal conductive property | Witoon T., Chareonpanich M., Limtrakul J. | 2009 | Journal of Sol-Gel Science and Technology
51(2),pp. 146-152 | 44 |
| 12 | Structure–activity relationships of Fe-Co/K-Al2O3 catalysts calcined at different temperatures for CO2 hydrogenation to light olefins | Numpilai T., Witoon T., Chanlek N., Limphirat W., Bonura G., Chareonpanich M., Limtrakul J., Limtrakul J. | 2017 | Applied Catalysis A: General
547,pp. 219-229 | 42 |
| 13 | Synthesis of mixed-phase uniformly infiltrated SBA-3-like in SBA-15 bimodal mesoporous silica from rice husk ash | Jullaphan O., Witoon T., Chareonpanich M. | 2009 | Materials Letters
63(15),pp. 1303-1306 | 39 |
| 14 | Polyethyleneimine-loaded bimodal porous silica as low-cost and high-capacity sorbent for CO 2 capture | Witoon T. | 2012 | Materials Chemistry and Physics
137(1),pp. 235-245 | 37 |
| 15 | Effect of hierarchical meso-macroporous alumina-supported copper catalyst for methanol synthesis from CO2 hydrogenation | Witoon T., Witoon T., Bumrungsalee S., Chareonpanich M., Chareonpanich M., Limtrakul J., Limtrakul J. | 2015 | Energy Conversion and Management
103,pp. 886-894 | 37 |
| 16 | Deactivation of nickel catalysts in methane cracking reaction: Effect of bimodal meso-macropore structure of silica support | Tanggarnjanavalukul C., Donphai W., Witoon T., Witoon T., Chareonpanich M., Chareonpanich M., Limtrakul J., Limtrakul J. | 2015 | Chemical Engineering Journal
262,pp. 364-371 | 36 |
| 17 | Treatment technologies of palm oil mill effluent (POME)and olive mill wastewater (OMW): A brief review | Lee Z., Chin S., Lim J., Witoon T., Cheng C. | 2019 | Environmental Technology and Innovation
15 | 35 |
| 18 | Effect of hierarchical meso-macroporous silica supports on Fischer-Tropsch synthesis using cobalt catalyst | Witoon T., Chareonpanich M., Limtrakul J. | 2011 | Fuel Processing Technology
92(8),pp. 1498-1505 | 34 |
| 19 | Biotemplated synthesis of highly stable calcium-based sorbents for CO2 capture via a precipitation method | Witoon T., Witoon T., Mungcharoen T., Limtrakul J., Limtrakul J. | 2014 | Applied Energy
118,pp. 32-40 | 33 |
| 20 | Optimization of synthesis condition for CO2 hydrogenation to light olefins over In2O3 admixed with SAPO-34 | Numpilai T., Wattanakit C., Chareonpanich M., Limtrakul J., Witoon T., Witoon T. | 2019 | Energy Conversion and Management
180,pp. 511-523 | 33 |
| 21 | Syngas from catalytic steam reforming of palm oil mill effluent: An optimization study | Cheng Y.W., Ng K.H., Lam S.S., Lim J.W., Wongsakulphasatch S., Witoon T., Cheng C.K. | 2019 | International Journal of Hydrogen Energy
44(18),pp. 9220-9236 | 30 |
| 22 | Effect of magnetic field on CO2 conversion over Cu-ZnO/ZrO2 catalyst in hydrogenation reaction | Donphai W., Piriyawate N., Witoon T., Jantaratana P., Varabuntoonvit V., Chareonpanich M. | 2016 | Journal of CO2 Utilization
16,pp. 204-211 | 29 |
| 23 | Hierarchical FAU-type zeolite nanosheets as green and sustainable catalysts for benzylation of toluene | Yutthalekha T., Yutthalekha T., Wattanakit C., Warakulwit C., Wannapakdee W., Rodponthukwaji K., Witoon T., Limtrakul J. | 2017 | Journal of Cleaner Production
142,pp. 1244-1251 | 29 |
| 24 | Synthesis of hierarchical meso-macroporous silica monolith using chitosan as biotemplate and its application as polyethyleneimine support for CO 2 capture | Witoon T., Chareonpanich M. | 2012 | Materials Letters
81,pp. 181-184 | 26 |
| 25 | Impact of pore characteristics of silica materials on loading capacity and release behavior of ibuprofen | Numpilai T., Muenmee S., Witoon T. | 2016 | Materials Science and Engineering C
59,pp. 43-52 | 24 |
| 26 | Chitosan-assisted combustion synthesis of CuO-ZnO nanocomposites: Effect of pH and chitosan concentration | Witoon T., Permsirivanich T., Chareonpanich M. | 2013 | Ceramics International
39(3),pp. 3371-3375 | 23 |
| 27 | Preparation of silica xerogel with high silanol content from sodium silicate and its application as CO2 adsorbent | Witoon T., Tatan N., Rattanavichian P., Chareonpanich M. | 2011 | Ceramics International
37(7),pp. 2297-2303 | 19 |
| 28 | Direct synthesis of dimethyl ether from CO2 hydrogenation over novel hybrid catalysts containing a Cu–ZnO–ZrO2 catalyst admixed with WOx/Al2O3 catalysts: Effects of pore size of Al2O3 support and W loading content | Suwannapichat Y., Numpilai T., Chanlek N., Faungnawakij K., Chareonpanich M., Limtrakul J., Witoon T. | 2018 | Energy Conversion and Management
159,pp. 20-29 | 19 |
| 29 | Pore size effects on physicochemical properties of Fe-Co/K-Al 2 O 3 catalysts and their catalytic activity in CO 2 hydrogenation to light olefins | Numpilai T., Chanlek N., Poo-Arporn Y., Wannapaiboon S., Cheng C., Siri-Nguan N., Sornchamni T., Kongkachuichay P., Chareonpanich M., Rupprechter G., Limtrakul J., Witoon T., Witoon T. | 2019 | Applied Surface Science
483,pp. 581-592 | 19 |
| 30 | Direct synthesis of dimethyl ether from CO2 and H2 over novel bifunctional catalysts containing CuO-ZnO-ZrO2 catalyst admixed with WOx/ZrO2 catalysts | Witoon T., Kidkhunthod P., Chareonpanich M., Limtrakul J. | 2018 | Chemical Engineering Journal
348,pp. 713-722 | 19 |
| 31 | Carbon-structure affecting catalytic carbon dioxide reforming of methane reaction over Ni-carbon composites | Donphai W., Witoon T., Faungnawakij K., Chareonpanich M. | 2016 | Journal of CO2 Utilization
16,pp. 245-256 | 18 |
| 32 | Tuning adsorption properties of GaxIn2−xO3 catalysts for enhancement of methanol synthesis activity from CO2 hydrogenation at high reaction temperature | Akkharaphatthawon N., Chanlek N., Cheng C., Chareonpanich M., Limtrakul J., Witoon T., Witoon T. | 2019 | Applied Surface Science
489,pp. 278-286 | 17 |
| 33 | Preparation and characterization of Co-Cu-ZrO2 nanomaterials and their catalytic activity in CO2 methanation | Dumrongbunditkul P., Witoon T., Chareonpanich M., Mungcharoen T. | 2016 | Ceramics International
42(8),pp. 10444-10451 | 16 |
| 34 | Multimetallic catalysts of RuO2-CuO-Cs2O-TiO2/SiO2 for direct gas-phase epoxidation of propylene to propylene oxide | Chukeaw T., Seubsai A., Phon-In P., Charoen K., Witoon T., Donphai W., Parpainainar P., Chareonpanich M., Noon D., Zohour B., Senkan S. | 2016 | RSC Advances
6(61),pp. 56116-56126 | 15 |
| 35 | Structure–Activity Relationships of Hierarchical Meso–Macroporous Alumina Supported Copper Catalysts for CO2 Hydrogenation: Effects of Calcination Temperature of Alumina Support | Kanjanasoontorn N., Permsirivanich T., Numpilai T., Witoon T., Chanlek N., Niamlaem M., Warakulwit C., Limtrakul J., Limtrakul J. | 2016 | Catalysis Letters
146(10),pp. 1943-1955 | 15 |
| 36 | One-pot synthesis of core-shell silica-aluminosilicate composites: Effect of pH and chitosan addition | Chamnankid B., Witoon T., Kongkachuichay P., Chareonpanich M. | 2011 | Colloids and Surfaces A: Physicochemical and Engineering Aspects
380(1-3),pp. 319-326 | 14 |
| 37 | Role of Calcination Temperatures of ZrO2 Support on Methanol Synthesis from CO2 Hydrogenation at High Reaction Temperatures over ZnOx/ZrO2 Catalysts | Temvuttirojn C., Poo-Arporn Y., Chanlek N., Cheng C.K., Chong C.C., Limtrakul J., Witoon T., Witoon T. | 2020 | Industrial and Engineering Chemistry Research
59(13),pp. 5525-5535 | 13 |
| 38 | Facile synthesis of CaFe 2 O 4 for visible light driven treatment of polluting palm oil mill effluent: Photokinetic and scavenging study | Charles A., Khan M.R., Ng K.H., Wu T.Y., Lim J.W., Wongsakulphasatch S., Witoon T., Cheng C.K. | 2019 | Science of the Total Environment
661,pp. 522-530 | 13 |
| 39 | Interaction of chitosan with tetraethyl orthosilicate on the formation of silica nanoparticles: Effect of pH and chitosan concentration | Witoon T., Chareonpanich M. | 2012 | Ceramics International
38(7),pp. 5999-6007 | 12 |
| 40 | Size control of nanostructured silica using chitosan template and fractal geometry: Effect of chitosan/silica ratio and aging temperature | Witoon T., Chareonpanich M., Limtrakul J. | 2010 | Journal of Sol-Gel Science and Technology
56(3),pp. 270-277 | 11 |
| 41 | Effect of pore size and surface chemistry of porous silica on CO 2 adsorption | Witoon T., Witoon T., Chareonpanich M., Chareonpanich M. | 2012 | Songklanakarin Journal of Science and Technology
34(4),pp. 403-407 | 10 |
| 42 | Effect of pH and chitosan concentration on precipitation and morphology of hierarchical porous silica | Witoon T., Tepsarn S., Kittipokin P., Embley B., Chareonpanich M. | 2011 | Journal of Non-Crystalline Solids
357(19-20),pp. 3513-3519 | 10 |
| 43 | Tuning Interactions of Surface-adsorbed Species over Fe−Co/K−Al2O3 Catalyst by Different K Contents: Selective CO2 Hydrogenation to Light Olefins | Numpilai T., Chanlek N., Poo-Arporn Y., Cheng C.K., Siri-Nguan N., Sornchamni T., Chareonpanich M., Kongkachuichay P., Yigit N., Rupprechter G., Limtrakul J., Witoon T., Witoon T. | 2020 | ChemCatChem
12(12),pp. 3306-3320 | 9 |
| 44 | Dehydrogenation of propane to propylene using promoter-free hierarchical Pt/silicalite-1 nanosheets | Wannapakdee W., Yutthalekha T., Dugkhuntod P., Rodponthukwaji K., Thivasasith A., Nokbin S., Witoon T., Pengpanich S., Wattanakit C. | 2019 | Catalysts
9(2) | 9 |
| 45 | Development of SO42−–ZrO2 acid catalysts admixed with a CuO-ZnO-ZrO2 catalyst for CO2 hydrogenation to dimethyl ether | Temvuttirojn C., Chuasomboon N., Numpilai T., Faungnawakij K., Chareonpanich M., Limtrakul J., Witoon T., Witoon T. | 2019 | Fuel
241,pp. 695-703 | 8 |
| 46 | Ethylene production from ethanol dehydration over mesoporous SBA-15 catalyst derived from palm oil clinker waste | Cheng Y.W., Cheng Y.W., Chong C.C., Chong C.C., Cheng C.K., Ng K.H., Witoon T., Juan J.C. | 2020 | Journal of Cleaner Production
249 | 8 |
| 47 | Impact of physicochemical properties of porous silica materials conjugated with dexamethasone via pH-responsive hydrazone bond on drug loading and release behavior | Numpilai T., Witoon T., Chareonpanich M., Limtrakul J., Limtrakul J. | 2017 | Applied Surface Science
396,pp. 504-514 | 8 |
| 48 | Green and sustainable methanol production from CO2 over magnetized Fe–Cu/core–shell and infiltrate mesoporous silica-aluminosilicates | Umchoo W., Sriakkarin C., Donphai W., Warakulwit C., Poo-arporn Y., Jantaratana P., Witoon T., Chareonpanich M. | 2018 | Energy Conversion and Management
159,pp. 342-352 | 7 |
| 49 | Effect of bimodal porous silica on particle size and reducibility of cobalt oxide | Witoon T., Chareonpanich M., Limtrakul J. | 2013 | Journal of Porous Materials
20(3),pp. 481-488 | 7 |
| 50 | Effect of reaction conditions on the lifetime of SAPO-34 catalysts in methanol to olefins process – A review | Ahmad M.S., Cheng C.K., Bhuyar P., Atabani A.E., Pugazhendhi A., Chi N.T.L., Witoon T., Lim J.W., Juan J.C. | 2021 | Fuel
283 | 7 |
| 51 | CO2 hydrogenation to methanol at high reaction temperatures over In2O3/ZrO2 catalysts: Influence of calcination temperatures of ZrO2 support | Numpilai T., Kidkhunthod P., Cheng C.K., Wattanakit C., Chareonpanich M., Limtrakul J., Witoon T., Witoon T. | 2020 | Catalysis Today
| 5 |
| 52 | Bifunctional and Bimetallic Pt-Ru/HZSM-5 Nanoparticles for the Mild Hydrodeoxygenation of Lignin-Derived 4-Propylphenol | Salakhum S., Yutthalekha T., Shetsiri S., Witoon T., Wattanakit C. | 2019 | ACS Applied Nano Materials
2(2),pp. 1053-1062 | 5 |
| 53 | Tuning interaction of surface-adsorbed species over Fe/K-Al2O3 modified with transition metals (Cu, Mn, V, Zn or Co) on light olefins production from CO2 hydrogenation | Chaipraditgul N., Numpilai T., Kui Cheng C., Siri-Nguan N., Sornchamni T., Wattanakit C., Limtrakul J., Witoon T., Witoon T. | 2021 | Fuel
283 | 4 |
| 54 | One step NaBH4 reduction of Pt-Ru-Ni catalysts on different types of carbon supports for direct ethanol fuel cells: Synthesis and characterization | Sudachom N., Warakulwit C., Warakulwit C., Prapainainar C., Witoon T., Witoon T., Prapainainar P., Prapainainar P. | 2017 | Ranliao Huaxue Xuebao/Journal of Fuel Chemistry and Technology
45(5),pp. 596-607 | 4 |
| 55 | Tailoring hierarchical zeolite composites with two distinct frameworks for fine-tuning the product distribution in benzene alkylation with ethanol | Imyen T., Wannapakdee W., Ittisanronnachai S., Witoon T., Wattanakit C. | 2020 | Nanoscale Advances
2(10),pp. 4437-4449 | 2 |
| 56 | Nanoceria-modified platinum supported on hierarchical zeolites for selective alcohol oxidation | Ketkaew M., Suttipat D., Witoon T., Wattanakit C. | 2019 | RSC Advances
9(62),pp. 36027-36033 | 2 |
| 57 | Modified Acid-Base ZSM-5 Derived from Core-Shell ZSM-5@ Aqueous Miscible Organic-Layered Double Hydroxides for Catalytic Cracking of n-Pentane to Light Olefins | Rodaum C., Thivasasith A., Suttipat D., Witoon T., Pengpanich S., Wattanakit C. | 2020 | ChemCatChem
12(17),pp. 4288-4296 | 2 |
| 58 | Modeling the effect of process parameters on the photocatalytic degradation of organic pollutants using artificial neural networks | Ayodele B.V., Alsaffar M.A., Mustapa S.I., Cheng C.K., Witoon T. | 2021 | Process Safety and Environmental Protection
145,pp. 120-132 | 2 |
| 59 | Highly dispersed Ni[sbnd]Cu nanoparticles on SBA-15 for selective hydrogenation of methyl levulinate to γ-valerolactone | Fang C., Kuboon S., Khemthong P., Butburee T., Chakthranont P., Itthibenchapong V., Kasamechonchung P., Witoon T., Faungnawakij K., Faungnawakij K. | 2020 | International Journal of Hydrogen Energy
45(45),pp. 24054-24065 | 1 |
| 60 | Radial Basis Function Neural Network Model Prediction of Thermo-catalytic Carbon Dioxide Oxidative Coupling of Methane to C2-hydrocarbon | Ayodele B.V., Mustapa S.I., Witoon T., Kanthasamy R., Zwawi M., Owabor C.N. | 2020 | Topics in Catalysis
| 1 |
| 61 | Effect of water and glycerol in deoxygenation of coconut oil over bimetallic nico/sapo-11 nanocatalyst under n2 atmosphere | Kaewmeesri R., Kaewmeesri R., Nonkumwong J., Witoon T., Laosiripojana N., Faungnawakij K., Faungnawakij K. | 2020 | Nanomaterials
10(12),pp. 1-15 | 1 |
| 62 | Highly active Fe-Co-Zn/K-Al2O3 catalysts for CO2 hydrogenation to light olefins | Witoon T., Witoon T., Chaipraditgul N., Numpilai T., Lapkeatseree V., Ayodele B.V., Cheng C.K., Siri-Nguan N., Sornchamni T., Limtrakul J. | 2021 | Chemical Engineering Science
233 | 1 |
| 63 | CO2 Hydrogenation to Light Olefins Over In2O3/SAPO-34 and Fe-Co/K-Al2O3 Composite Catalyst | Numpilai T., Kahadit S., Witoon T., Witoon T., Ayodele B.V., Cheng C.K., Siri-Nguan N., Sornchamni T., Wattanakit C., Chareonpanich M., Limtrakul J. | 2021 | Topics in Catalysis
| 0 |
| 64 | CuAl2O4–CuO–Al2O3 catalysts prepared by flame-spray pyrolysis for glycerol hydrogenolysis | Kunthakudee N., Kunthakudee N., Khemthong P., Luadthong C., Panpranot J., Mekasuwandumrong O., Witoon T., Faungnawakij K., Faungnawakij K. | 2021 | Molecular Catalysis
| 0 |
| 65 | A review on advances in green treatment of glycerol waste with a focus on electro-oxidation pathway | Ahmad M.S., Ab Rahim M.H., Alqahtani T.M., Witoon T., Lim J.W., Cheng C.K. | 2021 | Chemosphere
276 | 0 |
| 66 | Synthesis of value-added hydrocarbons via oxidative coupling of methane over MnTiO3-Na2WO4/SBA-15 catalysts | Chukeaw T., Tiyatha W., Jaroenpanon K., Witoon T., Kongkachuichay P., Chareonpanich M., Faungnawakij K., Yigit N., Rupprechter G., Seubsai A. | 2021 | Process Safety and Environmental Protection
148,pp. 1110-1122 | 0 |
| 67 | One‐pot synthesis of ultra‐small pt dispersed on hierarchical zeolite nanosheet surfaces for mild hydrodeoxygenation of 4‐propylphenol | Wetchasat P., Salakhum S., Imyen T., Suttipat D., Wannapakdee W., Ketkaew M., Prasertsab A., Kidkhunthod P., Witoon T., Wattanakit C. | 2021 | Catalysts
11(3),pp. 1-14 | 0 |
| 68 | Core-Shell Faujasite@Aqueous Miscible Organic-Layered Double Hydroxides Composites with Tunable Acid/Base Properties for One-Pot Synthesis of Ethyl trans-α-Cyanocinnamate | Rodaum C., Suttipat D., Morey J., Atithep T., Witoon T., Wattanakit C. | 2021 | Advanced Materials Interfaces
| 0 |
| 69 | Advances in catalytic production of value-added biochemicals and biofuels via furfural platform derived lignocellulosic biomass | Khemthong P., Khemthong P., Yimsukanan C., Narkkun T., Srifa A., Witoon T., Witoon T., Pongchaiphol S., Kiatphuengporn S., Kiatphuengporn S., Faungnawakij K., Faungnawakij K. | 2021 | Biomass and Bioenergy
148 | 0 |
| 70 | Sustainable utilization of waste glycerol for 1,3-propanediol production over Pt/WOx/Al2O3 catalysts: Effects of catalyst pore sizes and optimization of synthesis conditions | Numpilai T., Cheng C.K., Seubsai A., Faungnawakij K., Faungnawakij K., Limtrakul J., Witoon T., Witoon T. | 2020 | Environmental Pollution
| 0 |
| 71 | Synthesis of Dimethyl Ether via CO2 Hydrogenation: Effect of the Drying Technique of Alumina on Properties and Performance of Alumina-Supported Copper Catalysts | Niamnuy C., Prapaitrakul P., Panchan N., Seubsai A., Witoon T., Devahastin S., Devahastin S., Chareonpanich M. | 2020 | ACS Omega
5(5),pp. 2334-2344 | 0 |
| 72 | CO2 hydrogenation to methanol over CuO-ZnO-ZrO2 catalysts prepared via a CTAB-assisted co-precipitation method: Effect of catalyst compositions | Witoon T., Kachaban N., Chareonpanich M. | 2014 | 20th World Hydrogen Energy Conference, WHEC 2014
3,pp. 1577-1581 | 0 |