GRANT(PI & MEMBERS)

32

PUBLICATIONS

54

INDEXED PUBLICATION

34

TOTAL STUDENTS

H-INDEXED (SCOPUS)

CITATIONS (SCOPUS)

Grant (PI)

NATIONAL GRANTS
2
UNIVERSITY FUND
2
TOTAL

Publications

INDEXED PUBLICATION
34
NON-INDEXED PUBLICATION
2
OTHERS PUBLICATION
18
TOTAL

Supervisions

MASTER
5
PHD
14
TOTAL

Legend : SPONSOR TYPE OF GRANT

Grant Name Year
Elucidating on Crystallisation Growth Mechanism of Nanostructured Silver (Ag)-doped ZnO Catalyst for Photocatalytic Hydrogen Conversion
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2024
Synthesis of Half Sandwich Iridium Complexes with Bulky Cyclopentadienyl Ligands for C-H Borylation of Methane
ROYAL SOCIETY OF CHEMISTRY, UK International Grant
2024
Hydrogen Production from Fuel Oil Blended Stock (FOBS) via Catalytic Pyrolysis using Ceria-Based Transition Metal Catalyst
RUG OF UTM UTM Fundamental Research
2023
Investigation of Alumina-Supported Bimetallic Oxide Catalysts Performance and Mechanistic Elucidation on Non-Thermal Plasma-Assisted Dry Reforming of Methane
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2023
MG2 - 5.1: Photochromic TiO2: Computational Studies and Application in Photocatalytic Microplastic Degradation
RUG OF UTM Matching Grant
2023
MG2 - 5.0.1: Pengembangan metal organik frameworks sebagai fotoakatalis dalam degradasi mikroplastik
UNIVERSITAS NEGERI MALANG, INDONESIA Others-MG
2023
MG2 - 5.0.2: Unveiling the Structure-Activity Relationship of Titania Photocatalysts by Spectroscopic Methods, Density Functional Theory Calculations, and Fuzzy Graph in Microplastic Degradation
UNIVERSITAS NEGERI MALANG, INDONESIA Others-MG
2023
Anti-quorum sensing pathway of palm kernel shell-based phenolic compounds towards AHLs of biofilm-forming clinical pathogen Pseudomonas aeruginosa
RUG OF UTM UTM Fundamental Research
2022
Electronic and Structural Investigation of Palladium PEPPSI Complexes featuring Fluorinated N-heterocyclic Carbene Ligands
ROYAL SOCIETY OF CHEMISTRY, UK International Grant
2022
Synergistic Computational and Experimental Molecular Elucidations on Photochromic Azobenzene Metal Complexes as Third-order Nonlinear Optical Materials
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2021
Structure-property relationship of modified titania nanoparticles in hollow copper oxide shell for photodegradation of antibiotic residues
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2021
Utilization of Laser Ablation for the Preparation of Titania Nanoparticles from Titanium Metal
RUG OF UTM Industry-International Incentive Grant
2020
Mechanistic Study of Nano-structured Cerium and Iron Oxides Based Catalysts for Oxidative Desulfurization Reaction of Diesel Fuel.
MINISTRY OF EDUCATION Networking Grant
2020
DIRECT LIGHT PROCESSING 3D/4D PRINTING OF MICROCAPSULE-BASED SELF-HEALING UV-CURABLE EPOXY
RUG OF UTM UTM Encouragement Research
2020
SYNTHESIS, CHARACTERIZATION AND MECHANISTIC STUDIES OF BIFUNTIONAL ALKALINE MODIFIED CHROMIUM CATALYSTS FOR BIODIESEL PRODUCTION OF WASTE COOKING OIL
RUG OF UTM UTM Fundamental Research
2020
Mechano-enzymatic preparation of cellulose nanofibrils and glucose extraction from raw oil palm leaves
RUG OF UTM UTM High Impact Research
2020
SYNTHESIS, CHARACTERIZATION AND MECHANISTIC STUDY OF NANO-STRUCTURED CERIUM OXIDE BASED CATALYSTS FOR LOW REACTION TEMPERATURE OF CO2/H2 METHANATION
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2019
PREPARATION, KINETIC AND MECHANISTIC STUDY FOR CALCIUM BASED TRIMETALLIC OXIDECATALYST SUPPORTED ON ALUMINA FOR TRANSESTERIFICATION OF LOW-GRADE COOKING OIL TOBIODIESEL
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2019
Effect of Interactive Learning Activities on Student's Interest, Motivation and Attitude towards Chemistry
INSTITUT KIMIA MALAYSIA (IKM) Networking Grant
2018
MAGNESIUM AND CALCIUM BASED METAL OXIDES SUPPORTED ON ALUMINA FOR HETEROGENEOUS BASE TRANSESTERIFICATION OF NON EDIBLE OIL TO BIODIESEL
RUG OF UTM Tier 1
2018
Catalytic Chelation Method for Heavy Metal Removal from Aquatic Catches (Cat-CheM)
RUG OF UTM Tier 1
2018
Calcined Egg Shell Waste As Valuable Support for Biostablized Gold Nanoparticles Catalyst in Oxidation of Benzyl Alcohol
RUG OF UTM Tier 1
2018
Syntheses and Computational Studies of Ruthenium Alkynyl Complexes with Azobenzenes Derivatives as Potential Polymeric Nonlinear Optic (NLO) Material
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2017
A Study on Student's Interest, Motivation and Attitude Towards Chemistry via Interactive Learning Activities
INSTITUT KIMIA MALAYSIA (IKM) Networking Grant
2017
NANOCRYSTALLINE OF RUTHENIUM-IRON PROMOTED ALKALINE OXIDES BASED CATALYSTS FOR CO2/H2 METHANATION
RUG OF UTM Tier 2
2017
COMPUTATIONAL APPROACH AND SNYTHESES OF GROUP 8 METAL ALKYNYL COMPLEXES FOR NONLINEAR OPTIC APPLICATION
RUG OF UTM Potential Academic Staff
2016
INDUSTRIAL APPLICATION OF CERIUM AND COPPER OXIDES BASED NANO-CATALYSTS FOR CO2/H2 METHANATION OF POWER PLANT FLUE GASES
RUG OF UTM Tier 1
2016
Bioinspired Synthesis of Gold Nanoparticles Supported onto Highly Branched Metformin Functionalised Silica
MINISTRY OF EDUCATION Fundamental Research Grant Scheme
2015

Legend : PUBLICATION CATEGORY TYPE OF AUTHORS

Publication Name Year
Band Gap Energy Of Periodic Anatase Tio2 System Evaluated With The B2plyp Double Hybrid Functional
MALAYSIAN JOURNAL OF FUNDAMENTAL AND APPLIED SCIENCES
Publication In Web Of Science UTM FIRST AUTHOR
2024
Deciphering Ethynyl Single Crystal For Nlo Applications: Synergistic Studies On The Structural, Hirshfeld Surface, Photophysical And Dft Assessment.
OPTICAL MATERIAL
Publication In Web Of Science UTM FIRST AUTHOR
2024
Structural-Based Analysis Of Antibacterial Activities Of Acid Condensate From Palm Kernel Shell
BIOMASS CONVERSION AND BIOREFINERY
Publication In Web Of Science CO-AUTHOR
2023
Elucidating The Alkene Hydrogenation Reaction Based On Cotton Textile Reduced Graphene Oxide Under The Influence Of External Electric Field: Illustration Of New Noble Method
HELIYON
Publication In Web Of Science FIRST UTM CORRESPONDING AUTHOR
2023
Dataset Of Spectroscopic, Crystallography And Dft Of Novel 1,2-Bis[ N,N' -6-(4-Pyridylmethylamido)Pyridyl-2-Carboxyamido]Butane
DATA IN BRIEF
Publication In Web Of Science UTM FIRST AUTHOR
2023
Magnetic Field-Aligned Proton Exchange Membranes: A Review Of Progress And Challenges In The Fuel Cell Applications
JOURNAL OF THE CHINESE CHEMICAL SOCIETY
Publication In Web Of Science CO-AUTHOR
2023
Synthesis, Characterisation And Corrosion Inhibitory Study Of Meldrum'S Acid Thiosemicarbazone: Weight Loss, Sem-Edx And Dft
INORGANIC CHEMISTRY COMMUNICATIONS
Publication In Web Of Science UTM FIRST AUTHOR
2023
Anion Titration Studies Of Tetraamide Compounds As A Potential Chromate Separation Materials
JOURNAL OF MATERIALS IN LIFE SCIENCES
Journal Article Non Citation-Indexed UTM FIRST AUTHOR
2023
Synthesis, Characterization And Density Functional Theory (Dft) Study On The Zinc Metal Complex For Nonlinear Optical Application
JOURNAL OF MATERIALS IN LIFE SCIENCES
Journal Article Non Citation-Indexed FIRST UTM CORRESPONDING AUTHOR
2023
Computer-Aided And Experimental Studies Of Conjugation Effect In Azobenzene-Based Compounds Towards Nonlinear Optic Application
CHEMISTRY SELECT
Publication In Scopus FIRST UTM CORRESPONDING AUTHOR
2023
Investigating The Effect Of Tuning The Metal Center In Complexes For Nonlinear Optical Application
MALAYSIAN JOURNAL OF FUNDAMENTAL AND APPLIED SCIENCE
Publication In Scopus FIRST UTM CORRESPONDING AUTHOR
2023
Synthesis, Characterisation And Corrosion Inhibition Screening On 2-Chloroacetophenone 4-Ethyl-3-Thiosemicarbazone: Morphology, Weight Loss And Dft Studies
CHEMICAL PAPERS
Publication In Web Of Science UTM FIRST AUTHOR
2022
Beyond Conventional Biomass Valorisation: Pyrolysis-Derived Products For Biomedical Applications
BIOFUEL RESEARCH JOURNAL
Publication In Web Of Science CO-AUTHOR
2022
Synthesis, Photophysical And Computational Approaches On Nonlinear Optical (Nlo) Properties Of Naphthalen-1-Yl Ethynylated-Chalcone Derivative
MALAYSIAN JOURNAL OF ANALYTICAL SCIENCES
Publication In Scopus UTM FIRST AUTHOR
2022
Investigation Of Nonlinear Optical Response Of Metal Complexes Via Quantitative Structure-Activity Relationship Method
PROCEEDING OF SCIENCE AND MATHEMATICS
Proceedings UTM FIRST AUTHOR
2022
Optical And Electrical Properties Of New Nlo Active Ethynylated Chalcone As Solution-Processed Oleds Material: Experimental And Theoretical Approaches
OPTICAL MATERIALS
Publication In Web Of Science UTM FIRST AUTHOR
2022
Supramolecular Interactions In Aromatic Structures For Non-Optical And Optical Chemosensors Of Explosive Chemicals
SOLID STATE PHENOMENA
Publication In Scopus CO-AUTHOR
2021
Electronic, Reactivity And Third Order Nonlinear Optical Properties Of Thermally-Stable Push-Pull Chalcones For Optoelectronic Interest: Experimental And Dft Assessments
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS
Publication In Web Of Science UTM FIRST AUTHOR
2021
Synthesis, X-Ray Structure, Hirshfeld Surface Analysis, Dft Calculations, And Molecular Docking Studies Of Nickel(Ii) Complex With Thiosemicarbazone Derivative
BIOINORGANIC CHEMISTRY AND APPLICATIONS
Publication In Web Of Science UTM FIRST AUTHOR
2021
Charging Characteristics Of Solar Panels With Charging System Using Pulse Width Modulation Control
2021 7TH INTERNATIONAL CONFERENCE ON ELECTRICAL, ELECTRONICS AND INFORMATION ENGINEERING (ICEEIE)
Conference Paper UTM FIRST AUTHOR
2021
Catalytic Methanation Over Nanoparticle Heterostructure Of Ru/Fe/Ce/Y-Al2o3 Catalyst: Performance And Characterisation
RENEWABLE ENERGY
Publication In Web Of Science CO-AUTHOR
2020
Facile Preparation Of Two-Dimensional Sheet-Like Tin Disulfide
MALAYSIAN JOURNAL OF CHEMISTRY (MJCHEM)
Publication In Scopus CO-AUTHOR
2020
Tuning Of Nonlinear Optic Response Properties For Ruthenium Alkynyl Complexes Via Computational-Guided Structural Tailoring
MALAYSIAN JOURNAL OF FUNDAMENTAL AND APPLIED SCIENCES
Publication In Web Of Science CORRESPONDING AUTHOR
2020
Computational Studies On Nonlinear Optical Properties Of Metal Complexes Containing Azobenzene
MALAYSIAN JOURNAL OF ANALYTICAL SCIENCES
Publication In Scopus CORRESPONDING AUTHOR
2020
Optimization Study By Box-Behnken Design (Bbd) And Mechanistic Insight Of Co2 Methanation Over Ru-Fe-Ce/C-Al2o3 Catalyst By In-Situ Ftir Technique
ARABIAN JOURNAL OF CHEMISTRY
Publication In Web Of Science CO-AUTHOR
2020
Arsenic Adsorption Mechanism On Palm Oil Fuel Ash (Pofa) Powder Suspension
JOURNAL OF HAZARDOUS MATERIALS
Publication In Web Of Science CO-AUTHOR
2020
Effect Of Operative Variables And Kinetic Study Of Butyl Butyrate Synthesis By Candida Rugosa Lipase Activated By Chitosan-Reinforced Nanocellulose Derived From Raw Oil Palm Leaves
ENZYME AND MICROBIAL TECHNOLOGY
Publication In Web Of Science CO-AUTHOR
2019
Theoretical Analyses On Enantiospecificity Of L-2-Haloacid Dehalogenase (Dehl) From Rhizobium Sp. Rc1 Towards 2-Chloropropionic Acid.
JOURNAL OF MOLECULAR GRAPHICS AND MODELLING.
Publication In Web Of Science CO-AUTHOR
2019
Oil Palm (Elaeis Guineensis) Biomass In Malaysia: The Present And Future Prospects
WASTE AND BIOMASS VALORIZATION
Publication In Web Of Science CO-AUTHOR
2019
Capillary Electrophoresis For The Analysis Of Antidepressant Drugs: A Review
JOURNAL OF SEPARATION SCIENCE
Publication In Web Of Science CO-AUTHOR
2019
Facile Preparation Of Two-Dimensional Sheet-Like Tin Disulfide
7TH INTERNATIONAL CONFERENCE AND WORKSHOP ON BASIC AND APPLIED SCIENCES (ICOWOBAS 2019)
Conference Paper CO-AUTHOR
2019
Supramolecular Interactions In Aromatic Structural Units For Non-Optical And Optical Detection
7TH INTERNATIONAL CONFERENCE ON SOLID STATE SCIENCE AND TECHNOLOGY
Conference Paper CO-AUTHOR
2019
Berita Kimia Keluaran Ogos 2019
BERITA KIMIA 2019
Article In Mass Media CO-AUTHOR
2019
Berita Kimia Keluaran Jun 2019
BERITA KIMIA 2019
Article In Mass Media CO-AUTHOR
2019
Berita Kimia Keluaran Oktober 2019
BERITA KIMIA 2019
Article In Mass Media CO-AUTHOR
2019
Characterization, Optimization And Stability Studies On Candida Rugosa Lipase Supported On Nanocellulose Reinforced Chitosan Prepared From Oil Palm Biomass
INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES
Publication In Web Of Science CO-AUTHOR
2018
Novel Safranin-Tinted Candida Rugosa Lipase Nanoconjugates Reagent For Visualizing Latent Fingerprints On Stainless Steel Knives Immersed In A Natural Outdoor Pond
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
Publication In Web Of Science CO-AUTHOR
2018
Enzymatic Synthesis Of Butyl Butyrate By Candida Rugosa Lipase Supported On Magnetized-Nanosilica From Oil Palm Leaves: Process Optimization, Kinetic And Thermodynamic Study
JOURNAL OF THE TAIWAN INSTITUTE OF CHEMICAL ENGINEERS
Publication In Web Of Science CO-AUTHOR
2018
Extraction Of Nanosilica From Oil Palm Leaves And Its Application As Support For Lipase Immobilization
JOURNAL OF BIOTECHNOLOGY
Publication In Web Of Science CO-AUTHOR
2018
Toxic Metals In Perna Viridis Mussel And Surface Seawater In Pasir Gudang Costal Area, Malaysia, And Its Health Implications
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH
Publication In Web Of Science CO-AUTHOR
2018
Berita Kimia Keluaran Julai 2018
BERITA KIMIA KELUARAN JULAI 2018
Article In Mass Media CO-AUTHOR
2018
Berita Kimia Keluaran September 2018
BERITA KIMIA KELUARAN SEPTEMBER 2018
Article In Mass Media CO-AUTHOR
2018
Berita Kimia Keluaran Ogos 2018
BERITA KIMIA KELUARAN OGOS 2018
Article In Mass Media CO-AUTHOR
2018
Berita Kimia Keluaran November 2018
BERITA KIMIA KELUARAN NOVEMBER 2018
Article In Mass Media CO-AUTHOR
2018
Poly(Methyl Methacrylate) Embedded With Spiropyran As Photochromic Material And Lemongrass Oil As Insect Repellent For Smart Window Application
EPROCEEDING CHEMISTRY
Proceedings CORRESPONDING AUTHOR
2018
Investigation Of Ruthenium Alkynyl Complexes For Nonlinear Optic Application Using Computational Method
INTERNATIONAL CONFERENCE OF ANALYTICAL SCIENCES 31
Conference Paper CORRESPONDING AUTHOR
2018
Computational Approach And Synthethic Studies Of Ruthenium Alkynyl Complexes For Nonlinear Optic Application
INTERNATIONAL CONFERENCE OF ANALYTICAL SCIENCES 2017 (SKAM 30)
Conference Paper CORRESPONDING AUTHOR
2017
Poly(Methyl Methacrylate)-Microencapsulated Clove Oil Slow Release Formulation
FINAL YEAR PROJECT SYMPOSIUM 2017 EPROCEEDINGS CHEMISTRY
Proceedings CO-AUTHOR
2017
(Editor)
PROTOCOLS AND METHODS FOR DEVELOPING GREEN IMMOBILIZED NANOBIOCATALYSTS FOR ESTERIFICATION REACTIONS : VOLUME 2
Book Chapter CO-AUTHOR
2017
Relevent Techniques And Mechanisms For Enzyme Immobilization
PROTOCOLS AND METHOD FOR DEVELOPING GREEN IMMOBILIZATION NANOBIOCATALYSTS FOR ESTERIFICATION REACTIONS: VOLUME 2
Book Chapter CO-AUTHOR
2017
Structure And Properties Of Oil Palm-Based Nanocellulose Reinforced Chitosan Nanocomposite For Efficient Synthesis Of Butyl Butyrate
CARBOHYDRATE POLYMERS
Publication In Web Of Science CO-AUTHOR
2017
Insights Into The Physicochemical Properties Of The Malaysian Oil Palm Leaves As An Alternative Source Of Industrial Materials And Bioenergy
MALAYSIAN JOURNAL OF FUNDAMENTAL AND APPLIED SCIENCES
Publication In Web Of Science CO-AUTHOR
2017
Iron, Ruthenium And Osmium Alkynyl Complexes: Syntheses, Linear Optical And Computational Studies
27TH INTERNATIONAL CONFERENCE ON ORGANOMETALLIC CHEMISTRY (ICOMC 2016)
Conference Paper CORRESPONDING AUTHOR
2016
Iron And Ruthenium Alkynyl Complexes With 2-Fluorenyl Groups: Some Linear And Nonlinear Optical Absorption Properties
EUROPEAN JOURNAL OF INORGANIC CHEMISTRY
Publication In Web Of Science UTM FIRST AUTHOR
2016

Legend : IP CATEGORY IP LEVEL

Intellectual Property Name Grant Register No. IP Level IP Category
AZOBENZENE-BASED COMPOUND FOR NON-LINEAR OPTIC MATERIAL AND APPLICATION. NATIONAL COPYRIGHT

Legend : SESSION LEVEL OF STUDY STATUS SUPERVISION LEVEL

Supervision List
EMMANUEL ONOJA
OIL PALM LEAVES ASH SILICA-MAGNETITE-CANDIDA RUGOSA LIPASE NANOCONJUGATES FOR SYNTHESIS OF BUTYL BUTYRATE
PHD GRADUATED CO-SUPERVISOR 2018
LAWAL MISITURA

PHD CROSS CAMPUS SUPERVISOR
MALIK MUHAMMAD ASIF IQBAL
SYNTHESIS, CHARACTERIZATION AND OPTIMIZATION OF CERIUM AND CALCIUM OXIDES BASED CATALYSTS TOWARDS CARBON DIOXIDE METHANATION REACTION
PHD GRADUATED CO-SUPERVISOR 2019
NUR AFIQAH BINTI BADLI
SYNTHESIS, PHYSICOCHEMICAL PROPERTIES AND PHOTOCATALYTIC ACTIVITY OF ZIRCONIA-TITANIA HETEROSTRUCTURED NANOCOMPOSITE FOR DEGRADATION OF PARAQUAT DICHLORIDE
PHD GRADUATED CO-SUPERVISOR 2021
MOHAMAD AFIQ HAKIMIE BIN AZIZ
SYNTHESIS AND CHARACTERIZATION OF METALS DOPED FIBROUS SILICA ZEOLITE X CATALYST FOR SIDE CHAIN TOLUENE METHYLATION
PHD GRADUATED CO-SUPERVISOR 2023
YEE SHI WEE

PHD ON GOING SUPERVISOR
MAMOONA JILLANI
SYNTHESIS AND COMPUTATIONAL STUDIES OF IMINOPHOSPHINE LIGANDS WITH METAL COMPLEXES FOR NLO APPLICATION
PHD ON GOING SUPERVISOR
GHOZLAN ELBASHIR M AMER
ELECTRIC FIELD-DRIVEN CATALYTIC ACTIVITY OF COTTON TEXTILE-REDUCED GRAPHENE OXIDE: A NEW CATALYST SYSTEM FOR HYDROGENATION OF 1-OCTENE  
PHD ON GOING CO-SUPERVISOR
ALMALKI MONA MOHAMMED B
DEVELOPMENT OF A BIOCHAR-HYDROCHAR MULTI-LAYER DYE ADSORPTION SYSTEM USING DATE PALM STONE  
PHD ON GOING CO-SUPERVISOR
NORFARAHIM BINTI MOHD TUBILLAH
PHOTOCHROMIC TITANIA THIN FILMS BY MAGNETRON SPUTTERING METHOD FOR THE PHOTODEGRADATION OF DIMETHYL PHTHALATE.  
PHD ON GOING CO-SUPERVISOR
NUR FARALIANA BINTI JAPRI
SYNTHESIS AND CHARACTERISATION OF MAGNETIC GRAPHENE-SDS-CELLULOSE COMPOSITE AS DUAL-FUNCTIONAL ADSORBENT FOR REMOVAL OF PHARMACEUTICAL WASTE  
PHD ON GOING CO-SUPERVISOR
CHEW ZI KHANG

PHD ON GOING CO-SUPERVISOR
NURSYAFIQAH BINTI ELIAS
CANDIDA RUGOSA LIPASE SUPPORTED ON BIOMASS-BASED NANOCELLULOSE-SILICA HYBRID POLYETHERSULFONE MEMBRANE FOR SYNTHESIS OF PENTYL VALERATE  
MASTER GRADUATED CO-SUPERVISOR 2017
ROSMAWATI BINTI JAMALUDIN

MASTER GRADUATED SUPERVISOR 2018
NURIDAYAH BINTI YUSMAIDI
TRICLOSAN-MULTIWALLED CARBON NANOTUBES-POLYVINYLIDENE HYBRID MEMBRANE FOR DIRECT CONTACT DESALINATION OF SIMULATED SEAWATER  
MASTER GRADUATED SUPERVISOR 2020
MAHMOOD ALI MAHMOOD AL-HAJJ
PHYSICOCHEMICAL AND ANTIMICROBIAL CHARACTERISTICS OF SOME NOVEL METALLIC NANOPARTICLES AND NANOCOMPOSITES  
MASTER GRADUATED CO-SUPERVISOR 2020
RABBILU DAHIRU

MASTER GRADUATED CO-SUPERVISOR 2023