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2024
An organic-inorganic polyacrylamide-based surface imprinted quantum dots for the impedimetric and voltammetric detection of diazepam in saliva with smartphone readout. Adegoke, O., Oyinlola, K., Adeniyi, K. O., Achadu, O. J., Yang, Z. & Daeid, N. N., 1 Apr 2025, Talanta. 285, 16. 127400 [Link]
Fabrication of organic/inorganic reactive composites for fast removal of arsenic species from groundwater systems. Bankole, O. M., Ogunlaja, A. S., Achadu, O. J., Adeyemi, F. O., Ojubola, K. I., Adanlawo, O. S., Olaseni, S. E., Ololade, I. A. & Oladoja, N. A., 1 Mar 2025, Water Research. 271. 122847 [Link]
Signal-amplified surface-enhanced Raman scattering using core/shell satellite nanoparticles for norovirus detection. Park, E. Y., Maehata, S., Khoris, I. M. & Achadu, O. J., 1 Sept 2024, In: Microchimica Acta. 191, 9. [Link]
Molecularly Imprinted Viral Protein Integrated Zn−Cu−In−Se−P Quantum Dots Superlattice for Quantitative Ratiometric Electrochemical Detection of SARS-CoV‑2 Spike Protein in Saliva. Adeniyi, K. O., Oyinlola, K., Achadu, O. J., Menard, H., Grillo, F., Yang, Z. & Adegoke, O., 24 Jul 2024, In: ACS Applied Nano Materials. 7, 17630-17647. [Link]
Molecularly Imprinted Viral Protein Integrated Zn−Cu−In−Se−P Quantum Dots Superlattice for Quantitative Ratiometric Electrochemical Detection of SARS-CoV‑2 Spike Protein in Saliva. Adeniyi, K. O., Oyinlola, K., Achadu, O. J., Menard, H., Grillo, F., Yang, Z. & Adegoke, O., 24 Jul 2024, In: ACS Applied Nano Materials. 7, 17630-17647. [Link]
Insight into the electrochemical performance of heavy metal-free quantum dots in different buffered ferricyanide/ferrocyanide redox systems. Adegoke, O., Oyinlola, K., Adeniyi, K. O. & Achadu, O. J., 1 May 2024, In: Materials Letters. 362, 136203. [Link]
Insight into the electrochemical performance of heavy metal-free quantum dots in different buffered ferricyanide/ferrocyanide redox systems. Adegoke, O., Oyinlola, K., Adeniyi, K. O. & Achadu, O. J., 1 May 2024, In: Materials Letters. 362, 136203. [Link]
Facile synthesis of solar active charcoal passivated Ag3PO4 and their two-channel mechanisms for H2O2 formation in aerated water. Bankole, O. M., Adanlawo, O. S., Ojubola, K. I., Adeyemi, F. O., Achadu, O. J., Ogunniyi, J. A., Olaseni, S. E. & Ogunlaja, A. S., 15 Mar 2024, In: Journal of Molecular Structure. 1300, 137264. [Link]
Advancing Brain Research through Surface-Enhanced Raman Spectroscopy (SERS): Current Applications and Future Prospects. Elsheikh, S., Coles, N. P., Achadu, O. J., Filippou, P. S. & Khundakar, A. A., 10 Jan 2024, In: Biosensors. 14. [Link]
Advancing Brain Research through Surface-Enhanced Raman Spectroscopy (SERS): Current Applications and Future Prospects. Elsheikh, S., Coles, N. P., Achadu, O. J., Filippou, P. S. & Khundakar, A. A., 10 Jan 2024, In: Biosensors. 14. [Link]
2023
Synthesis of anisotropic 3D nanomagnets for magnetic actuation and sensing in piezoelectric polyvinylidene fluoride towards magnetic nanogenerator device fabrication
Achadu, O. J., Elizur, G. L. & Bankole, O. M., 15 Nov 2023, p. 1-8. 8 p.
Blue-emitting SiO2-coated Si-doped ZnSeS quantum dots conjugated aptamer-molecular beacon as an electrochemical and metal-enhanced fluorescence biosensor for SARS-CoV-2 spike protein
Adegoke, O., Oyinlola, K., Achadu, O. J. & Yang, Z., 20 Oct 2023, In: Analytica Chimica Acta. 1281, p. 341926-341941 15 p., 1281.
Ultrasensitive Raman spectroscopy-based virus detection using glycan-coated plasmonic substrates
Achadu, O. J. & Park, E. Y., 7 Oct 2023, In: Eng. Proceedings. 48, 1, 2.
Sustainable energy harvesting technologies with next-generation 3D magnetic nanostructures and nanocomposites.
Achadu, O. J., Elizur, G., Bankole, O. M. & Ogunlaja, A. S., 27 Sept 2023, Nanoscience. Revaprasadu, N. & Khan, M. D. (eds.). 2023 ebook collection ed. London: Royal Society of Chemistry, Vol. 9. (Specialist periodical reports; vol. 9).
Nanostructured deoxyribonucleic acid (DNA) as a filler in piezoelectric polymers for the design of sustainable bio-engineered energy harvesters
Achadu, O. J., 6 Jul 2023.
Plasmonic molybdenum trioxide quantum dots/nanocubes for Raman-based detection of hepatitis E and norovirus
Achadu, O. J. & Park, E. Y., 28 Feb 2023.
Optimal control of the coronavirus pandemic with both pharmaceutical and non-pharmaceutical interventions
Oke, S., Ekum, M. I., Akintande, O. J., Adeniyi, M. O., Adekiya, T. A., Achadu, O. J., Matadi, M. B., Iyiola, O. S. & Salawu, S. O., 1 Feb 2023, In: International Journal of Dynamics and Control. 25 p. [Download Here]
2022
Amoxicillin Encapsulation on Alginate/Magnetite Composite and Its Antimicrobial Properties Against Gram-Negative and Positive Microbes
Bankole, O. M., Ojubola, K. I., Adanlawo, O. S., Adesina, A. O., Lawal, I. O., Ogunlaja, A. S. & Achadu, O. J., 1 Dec 2022, In: BioNanoScience. 12, p. 1136-1149 14 p. [Download Here]
Sustainable Bio-Engineered Magnetoelectric Nanogenerator to convert ambient stray magnetic noise to electricity
Achadu, O. J., 7 Sept 2022.
“Plug and Play” diagnostic systems with optoelectronic nanosensors
Achadu, O. J., Wan, C. & Park, E. Y., 11 Jul 2022, Nanoscience. Revaprasadu, N. & Khan, M. (eds.). United Kingdom : Royal Society of Chemistry, Vol. 8. p. 221-248 27 p. (Nanoscience; vol. 8).
Sustainable magnetoelectric nanogenerator to convert ambient stray magnetic noise to electricity
Achadu, O. J., Jul 2022.
Green synthesis of carbon dots using expired agar for a label-free fluorescence signal-amplified detection of ferric ion utilizing oxalate functionalization
Achadu, O. J., Elizur, G. L., Boye, T. G. E. & Park, E. Y., 29 Jun 2022, In: Materials Advances. 3, 15, p. 6307-6315 9 p.[Download Here]
3D magnetic nanostructures for the fabrication of sensors/actuators for energy harvesting device.
Achadu, O. & Scott, P., 25 Apr 2022.
Facile Synthesis of Solar Active Charcoal Passivated Ag3/PO4 and Their Two-Channel Mechanisms for H2O2 Formation in Aerated Water
Bankole, O. M., Adanlawo, O. S., Ojubola, K. I., Adeyemi, F. O., Achadu, O. J., Joseph, O. A., Olaseni, S. E. & Ogunlaja, A. S., 23 Apr 2022, SSRN.
Development of new coronavirus detection method using fluorescence enhancement by quantum dot-gold nanoparticle complex interaction
Achadu, O. J., Shuei, M. & Park, E. Y., 5 Mar 2022, p. 3D09-07. 1 p.
3D magnetic nanostructures for the fabrication of sensors/actuators for energy harvesting device.
Achadu, O., 1 Mar 2022.
3D hierarchically porous magnetic molybdenum trioxide@gold nanospheres as a nanogap-enhanced Raman scattering biosensor for SARS-CoV-2
Achadu, O. J., Nwaji, N., Lee, D., Lee, J., Akinoglu, E. M., Giersig, M. & Park, E. Y., 4 Jan 2022, In: Nanoscale Advances. 4, 3, p. 871-883 13 p.
2021
Sulfur-doped carbon dots@polydopamine-functionalized magnetic silver nanocubes for dual-modality detection of norovirus
Achadu, O. J., Abe, F., Hossain, F., Nasrin, F., Yamazaki, M., Suzuki, T. & Park, E. Y., 3 Aug 2021, In: Biosensors and Bioelectronics. 193, 113540. [Download Here]
Molybdenum Trioxide Quantum Dot-Encapsulated Nanogels for Virus Detection by Surface-Enhanced Raman Scattering on a 2D Substrate
Achadu, O. J., Abe, F., Li, T. C., Khoris, I. M., Lee, D., Lee, J., Suzuki, T. & Park, E. Y., 23 Jun 2021, In: ACS Applied Materials and Interfaces. 13, 24, p. 27836-27844 9 p. [Download Here]
“Molybdenum-based magnetic nanostructures/polymeric nanogels composites: Towards developing sustainable nanomaterials for virus detection"
Achadu, O. & Park, E. Y., Apr 2021.
“From virus detection to inspection of food/drug chemical substances via SERS detection system with high coverage: New mechanism SERS nanotags by nanogels encapsulation technology”
Enoch Y. Park, Jan 2021, (Submitted) IPC No. Japan, Patent No. 2021-001391, 15 Jan 2021
2020
Fluorescent and electrochemical dual-mode detection of Chikungunya virus E1 protein using fluorophore-embedded and redox probe-encapsulated liposomes
Nasrin, F., Chowdhury, A. D., Ganganboina, A. B., Achadu, O. J., Hossain, F., Yamazaki, M. & Park, E. Y., 25 Nov 2020, In: Microchimica Acta. 187, 12, 674. [Download Here]
Molybdenum Trioxide Nanocubes Aligned on a Graphene Oxide Substrate for the Detection of Norovirus by Surface-Enhanced Raman Scattering
Achadu, O. J., Abe, F., Suzuki, T. & Park, E. Y., 30 Sept 2020, In: ACS Applied Materials and Interfaces. 12, 39, p. 43522-43534 13 p. [Download Here]
Fluoroimmunoassay of influenza virus using sulfur-doped graphitic carbon nitride quantum dots coupled with Ag2S nanocrystals
Achadu, O. J., Lioe, D. X., Kagawa, K., Kawahito, S. & Park, E. Y., 21 Jul 2020, In: Microchimica Acta. 187, 8, 466. [Download Here]
Plasmonic/magnetic molybdenum trioxide and graphitic carbon nitride quantum dots-based fluoroimmunosensing system for influenza virus
Achadu, O. J., Takemura, K., Khoris, I. M. & Park, E. Y., 2 Jul 2020, In: Sensors and Actuators, B: Chemical. 321, 128494. [Download Here]
2019
Tannic acid-derivatized graphitic carbon nitride quantum dots as an “on-off-on” fluorescent nanoprobe for ascorbic acid via copper(II) mediation
Achadu, O. J. & Revaprasadu, N., 10 Jan 2019, In: Microchimica Acta. 186, 2, 87. [Download Here]
2018
Postgraduate writing groups as spaces of agency development
Oluwole, D. O., Achadu, O. J., Asfour, F., Chakona, G., Mason, P., Mataruse, P. & Mckenna, S., 3 Dec 2018, In: South African Journal of Higher Education. 32, 6, p. 370-381. [Download Here]
Microwave-assisted synthesis of thymine-functionalized graphitic carbon nitride quantum dots as a fluorescent nanoprobe for mercury(II)
Achadu, O. J. & Revaprasadu, N., 15 Sept 2018, In: Microchimica Acta. 185, 10, 461. [Download Here]
Fluorescence “turn-ON” nanosensor for cyanide ion using supramolecular hybrid of graphene quantum dots and cobalt pyrene-derivatized phthalocyanine
Achadu, O. J. & Nyokong, T., 22 Aug 2018, In: Dyes and Pigments. 160, p. 328-335 8 p.
In-situ synthesis of gold nanoparticles on graphene quantum dots-phthalocyanine nanoplatforms: First description of the photophysical and surface enhanced Raman scattering behaviour
Nwahara, N., Achadu, O. J. & Nyokong, T., 6 Apr 2018, In: Journal of Photochemistry and Photobiology A: Chemistry. 359, p. 131-144 14 p. [Download Here]
Photo-induced resonance energy transfer and nonlinear optical response in ball-type phthalocyanine conjugated to semiconductor and graphene quantum dots
Nwaji, N., Achadu, O. J. & Nyokong, T., 19 Feb 2018, In: New Journal of Chemistry. 42, 8, p. 6040-6050 11 p. [Download Here]
Photodynamic therapy application of Pluronic F127 micelles encapsulated graphene quantum dots - pyrene-derivatized porphyrins conjugates
Managa, M., Achadu, O. & Nyokong, T., 2018.
2017
Characterization and physicochemical studies of the conjugates of graphene quantum dots with differently charged zinc phthalocyanines
Matshitse, R., Sekhosana, K. E., Achadu, O. J. & Nyokong, T., 26 Oct 2017, In: Journal of Coordination Chemistry. 70, 19, p. 3308-3324 17 p. [Download Here]
In situ one-pot synthesis of graphitic carbon nitride quantum dots and its 2,2,6,6-tetramethyl(piperidin-1-yl)oxyl derivatives as fluorescent nanosensors for ascorbic acid
Achadu, O. J. & Nyokong, T., 18 Oct 2017, In: Analytica Chimica Acta. 991, p. 113-126 14 p. [Download Here]
Optical limiting properties of 3,5-diphenyldibenzo-azaBODIPY at 532 nm
Kubheka, G., Achadu, O. J., Mack, J. & Nyokong, T., 21 Sept 2017, In: New Journal of Chemistry. 41, 20, p. 12319-12325 7 p. [Download Here]
Photophysical studies of graphene quantum dots - Pyrene-derivatized porphyrins conjugates when encapsulated within Pluronic F127 micelles
Managa, M., Achadu, O. J. & Nyokong, T., 18 Sept 2017, In: Dyes and Pigments. 148, p. 405-416 12 p.
One-pot synthesis of graphene quantum dots–phthalocyanines supramolecular hybrid and the investigation of their photophysical properties
Fomo, G., Achadu, O. J. & Nyokong, T., 5 Sept 2017, In: Journal of Materials Science. 53, 1, p. 538-548 11 p.
Effects of Substituents on the Electrocatalytic Activity of Cobalt Phthalocyanines when Conjugated to Graphene Quantum Dots
Centane, S., Achadu, O. J. & Nyokong, T., 11 Aug 2017, In: Electroanalysis. 29, 11, p. 2470-2482 13 p. [Download Here]
Insitu one-step synthesis of graphene quantum dots-metal free and zinc phthalocyaninesconjugates: Investigation of photophysicochemical properties
Fomo, G., Achadu, O. J. & Nyokong, T., 16 Jul 2017. 1 p.
Graphene quantum dots anchored onto mercaptopyridine-substituted zinc phthalocyanine-Au@Ag nanoparticle hybrid: Application as fluorescence “off-on-off” sensor for Hg2+ and biothiols
Achadu, O. J. & Nyokong, T., 3 Jun 2017, In: Dyes and Pigments. 145, p. 189-201 13 p.
Graphene quantum dots decorated with maleimide and zinc tetramaleimido-phthalocyanine: Application in the design of “OFF-ON” fluorescence sensors for biothiols
Achadu, O. J. & Nyokong, T., 10 Jan 2017, In: Talanta. 166, p. 15-26 12 p. [Download Here]
Nonlinear Interactions of Zinc Phthalocyanine-Graphene Quantum Dots Nanocomposites: Investigation of Effects of Surface Functionalization with Heteroatoms
Bankole, O. M., Achadu, O. J. & Nyokong, T., 4 Jan 2017, In: Journal of Fluorescence. 27, 2, p. 755-766 12 p. [Download Here]
2016
Application of graphene quantum dots functionalized with thymine and thymine-appended zinc phthalocyanine as novel photoluminescent nanoprobes
Achadu, O. J. & Nyokong, T., 21 Dec 2016, In: New Journal of Chemistry. 41, 4, p. 1447-1458 12 p.
Graphene quantum dots coordinated to mercaptopyridine-substituted phthalocyanines: Characterization and application as fluorescence “turn ON” nanoprobes
Achadu, O. J. & Nyokong, T., 30 Nov 2016, In: Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy. 174, p. 339-347 9 p.
Fluorescence behaviour of supramolecular hybrids containing graphene quantum dots and pyrene-derivatized phthalocyanines and porphyrins
Achadu, O. J., Managa, M. & Nyokong, T., 22 Oct 2016, In: Journal of Photochemistry and Photobiology A: Chemistry. 333, p. 174-185 12 p.
Assessment of Heavy Metals Levels and Leaching Potentials in Dumpsites Soils in Wukari, North-Eastern Nigeria
Achadu, O. J., Ochimana, O. I., Ochefu, A. A. & Njoku, U. P., 1 Oct 2016, In: International Journal of Modern Analytical and Separation Sciences. 5, 1, p. 20-31. [Download Here]
Graphene Quantum Dots Functionalized with 4-Amino-2, 2, 6, 6-Tetramethylpiperidine-N-Oxide as Fluorescence “Turn-ON” Nanosensors
Achadu, O. J., Britton, J. & Nyokong, T., 13 Sept 2016, In: Journal of Fluorescence. 26, 6, p. 2199-2212 14 p. [Download Here]
Application of graphene quantum dots decorated with TEMPO-derivatized zinc phthalocyanine as novel nanoprobes: Probing the sensitive detection of ascorbic acid
Achadu, O. J. & Nyokong, T., 31 Aug 2016, In: New Journal of Chemistry. 40, 10, p. 8727-8736 10 p. [Download Here]
The interaction between graphene quantum dots grafted with polyethyleneimine and Au@Ag nanoparticles: Application as a fluorescence "turn-on" nanoprobe
Achadu, O. J., Uddin, I. & Nyokong, T., 22 Mar 2016, In: Journal of Photochemistry and Photobiology A: Chemistry. 324, p. 96-105 10 p. [Download Here]
Analytical assessment of heavy metals content in local decoctions and herbal beverages commonly consumed in Wukari, North-eastern Nigeria
Achadu, O. J., Ochimana, O. I., Njoku, U. P., Goler, E. E. & Akogwu, S. A., 1 Mar 2016, In: Global Advanced Research Journal of Environmental Science and Toxicology. 5, 2. [Download Here]
Carbon Nanotubes: The Building Blocks of Nanotechnology Development
Boye, T. G. E., Achadu, O. J., Oreko, B. U. & Samuel, O. D., 2016, In: Journal of Nanotechnology Progress International (JONPI) . 6, 2, p. 28-46. [Download Here]
2015
Fluorescence behavior of nanoconjugates of graphene quantum dots and zinc phthalocyanines
Achadu, O. J., Uddin, I. & Nyokong, T., 28 Nov 2015, In: Journal of Photochemistry and Photobiology A: Chemistry. 317, p. 12-25 14 p.
Interaction of Graphene Quantum Dots with 4-Acetamido-2,2,6,6-Tetramethylpiperidine-Oxyl Free Radicals: A Spectroscopic and Fluorimetric Study
Achadu, O. J. & Nyokong, T., 9 Nov 2015, In: Journal of Fluorescence. 26, 1, p. 283-295 13 p.
Assessment of the levels of Cadmium and Lead in Wells and Boreholes water within Wukari, North-Eastern Nigeria
Achadu, O. J., Ochefu, A. A., Akogwu, S. A., Ako, F. E. & Ochimana, O. I., 1 Jul 2015, In: International Journal of Environmental Analytical Chemistry. 1, 1, p. 11-19. [Download Here]
Assessment of heavy metals (Pb, Cd, Zn and Cu) concentrations in soils along a major highway in Wukari, North-Eastern Nigeria
Achadu, O. J., Goler, E. E., Ayejuyo , O. O., Olaoye, O. O. & Ochimana, O. I., 1 Feb 2015, In: Journal of Biodiversity and Environmental Sciences (JBES). 6, 2, p. 1-7. [Download Here]
2014
Synchronous Adsorption of Cadmium and Lead ions from Aqueous Media by Rice Husk Ash and Sodium Dodecyl Sulfate Combination
Achadu, O. J., Ayejuyo, O. O., Ako, F. E., Dalla, C. L. & Olaoye, O. O., 28 Apr 2014, In: International Journal of Modern Analytical and Separation Sciences. 3, 1, p. 20-39. [Download Here]
The impact of gas flaring and venting in Nigeria and management options: a case study of oil producing areas
Ayejuyo, O. O., Biobaku, B. C., Osundiya, M. O. & Achadu, O. J., 3 Feb 2014, In: Journal of Biodiversity and Environmental Sciences (JBES). 4, 2, p. 27-36. [Download Here]
Micellar aided Chromogenic reagents for simultaneous Spectrophotometric determination of Aluminium and Iron.
Achadu, O. & Ayejuyo , O. O., 2014.
2013
Micellar Aided Chromogenic Reagents for Simultaneous Spectrophotometric Determination of Aluminium and Iron
Achadu, O. & Ayejuyo , O. O., 1 Nov 2013, In: IOSR Journal of Applied Chemistry (IOSR-JAC). 5, 6, p. 9-16. [Download Here]
Quality Assessment of Stored Harvested Rainwater in Wukari, North-Eastern Nigeria: Impact of Storage Media
Achadu, O. J., Ako, F. E. & Dalla, C. L., 1 Nov 2013, In: IOSR Journal Of Environmental Science, Toxicology And Food Technology (IOSR-JESTFT). 7, 5, p. 25-32. [Download Here]
Physico-chemical and Microbiological quality of harvested rainwater in different storage media in Wukari, Taraba State, Nigeria
Achadu, O. J., Ako, F. E. & Dalla, C. L., Sept 2013.
2012
Simultaneous Spectrophotometric determination of Aluminium and Iron using Micellar aided mixed Chromogenic reagent
Achadu, O. J. & Ayejuyo , O. O., 2012.
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