Research Articles: Recent submissions

Now showing items 21-40 of 53

Impact of Precursor Concentration on the Properties of Perovskite Solar Cells Obtained from the Dehydrated Lead Acetate Precursors

OYELADE, Omolara Victoria (AVS Publishers, 2021-03-12)

In this research, we examined the impact of solution concentration on the photovoltaic and the material properties of perovskite solar cells (PSCs) obtained from dehydrated Pb-acetate precursors. The perovskite solution ...
Failure of Stretchable Organic Solar Cells under Monotonic and Cyclic Loading

Oyelade, Omolara Victoria (Wiley-VCH GmbH, 2020-09-13)

Results of experimental and computational studies of failure of stretchable organic solar cells (SOSCs) are presented here. The SOSCs are produced by the deposition of poly(3,4-ethylenedioxythiophene):polystyrene sulfonate ...
. Failure Mechanisms of Stretchable Perovskite Light-Emitting Devices Under Monotonic and Cyclic Deformations

Oyelade, Omolara Victoria (Wiley-VCH GmbH, 2021-09-12)

This paper presents the results of experimental and analytical studies of the failure mechanisms of stretchable perovskite light-emitting devices (PeLEDs). The multilayered PeLED structures consist of an anodic layer of ...
Hydrogeological Mapping of Bingham University, Karu Campus, Nasarawa State

Danjuma, Theophilus Toro; Emmanuel, Paul Amade; Adeleye, Michael Oluwasanmi; Oyelade, Omolara Victoria; Oluwasusi, Taiwo Victoria; Eghaghe, Stephen Osas; Echioda, Emmanuel (Nigerian Journal of Physics (NJP) Volume 32(2), 89-98., 2023)

The hydrogeological studies of Bingham University Karu Campus to ascertain qualitative and quantitative groundwater potentials through the interpretation of 32 Vertical Electrical Soundings (VES) data of the geophysical ...
. Effects of Polyethylene Oxide Particles on the Photo Physical Properties and Stability of FA Rich Perovskite Solar Cells

Oyelade, Omolara Victoria (Nature Springer, 2022-07-27)

In this paper, we use Polyethylene Oxide (PEO) particles to control the morphology of Formamidinium (FA) rich perovskite films and achieve large grains with improved optoelectronic properties. Consequently, a planar ...
An Approach to Optimize Pre Annealing Aging and Anneal Conditions to Improve Photovoltaic Performance of Perovskite Solar Cells

Oyelade, Omolara Victoria (Springer, 2018-12-19)

In this study, we reported a low-temperature, one-step solution process to fabricate perovskite solar cells using dehydrated lead acetate as the lead source. These perovskite films were aged at 200 s before thermal annealing ...
. A Study of the Effects of a Thermally Evaporated Nanoscale CsBr Layer on the Optoelectronic Properties and Stability of Formamidinium-Rich Perovskite Solar Cells

Oyelade, Omolara Victoria (American Institute of Physics, 2021-09-15)

Incorporation of cesium (Cs) into the perovskite layer has become a good strategy to boost the stability and power conversion efficiency (PCE) of perovskite solar cells (PSCs). However, a suitable and scalable method of ...
Pressure-Assisted fabrication of Perovskite Solar Cells

Oyelade, Omolara Victoria (Nature Springer, 2020-04-28)

This paper presents the results of a combined experimental and analytical/computational study of the effects of pressure on photoconversion efficiencies of perovskite solar cells (PSCs). First, an analytical model is used ...
Understanding the Effects of Annealing Temperature on the Mechanical Properties of Layers in FAI-Rich Perovskite Solar Cells

Oyelade, Omolara Victoria (American Institute of Physics, 2022-02-02)

This paper uses a combination of experiments and theory to study the effects of annealing temperature on the mechanical properties of hybrid organic–inorganic perovskites (HOIPs). We examined the mechanical (hardness and ...
Activity Concentration of Natural Radionuclides and Assessment of the Associated Radiological Hazards in the Marine Croaker (Pseudotolitus Typus) Fish From Two Coastal Areas of Nigeria.

Adeleye, Michael Oluwasanmi; Musa, B.; Oyebanjo, O.; Gbenu, S.T.; Alayande, Samson Olugbemiga (Science World Journal, Faculty of Science, Kaduna State University, 15(2): 90 – 95., 2020)

The risk assessment associated with radionuclide contamination of Marine Croaker fish widely consumed in two coastal areas of Nigeria was carried out. The activity concentrations of the three radionuclides Uranium-238 ...
Metal Toxicity in Terminelia avicennioides and Sida acuta Medicinal Plants from Gbongbofu and Swatamukun in Bida, Niger State.

Elele, Ugoeze U.; Njinga, Raymond Limen; Adeleye, Michael Oluwasanmi; Dauda, Shittu (Dutse Journal of Pure and Applied Sciences (DUJOPAS), 5(2a): 138 -145., 2019)

Traditional herbs are the oldest remedies of infirmities and man’s dependence on plants for health care is as old as civilization. The leaves, stems, barks and fruits of Terminalia avicennioides and the leaves and stems ...
Elemental Evaluation of Cereals Commonly Used in Nigeria Using Neutron Activation Analysis.

Elele, Ugoeze U.; Njinga, Raymond Limen; Adeleye, Michael Oluwasanmi; Oladipo, Mark Omotola Afolayan; Ahmed, Abdulgafar (Dutse Journal of Pure and Applied Sciences (DUJOPAS), 5(2a): 122-131., 2019)

The concentrations of twenty elements in ten cereals types commonly consumed in Nigeria were determined using Neutron Activation Analysis (NAA). The elements are Al, As, Ba, Br, Ca, Cl, Co, Fe, K, La, Mg, Mn, Na, Rb, Sc, ...
Prompt neutron lifetime calculations for the NIRR-1 reactor

Ibrahim, Yakubu Viva; Adeleye, Michael Oluwasanmi; Njinga, Raymond Limen; Odoi, H.C.; Jonah, Sunday Adesunloye (Advances in Energy Research, 3(2): 125-131., 2015)

Prompt neutron lifetime calculations have been performed for the NIRR-1 reactor HEU and LEU cores using the 1/v insertion and the Adjoint flux weighing methods. Results of calculations obtained for the HEU and LEU cores ...
The effect of the Availability and Utilization of Laboratory Apparatus in the Teaching of Physics: A Case Study of Secondary Schools in Karu LGA, Nigeria.

Danjuma, Theophilus Toro; Adeleye, Michael Oluwasanmi (Research Journal of Educational Studies and Review, 1(5): 118-122., 2015)

The study examined the impact of the availability and effective utilization of instructional materials such as basic laboratory apparatus on the attitude of learners towards Physics and their sustained interest while ...
Radioactivity analysis of underground drinking water sources in Ibrahim BadamasI Babangida University, Lapai, Niger State, Nigeria.

Njinga, Raymond Limen; Adeleye, Michael Oluwasanmi; Ibrahim, Yakubu Viva; Ishoryiyi, I.J. (Journal of Disease and Global Health, 2(4): 116-124., 2015)

The activity concentration of gross alpha and gross beta in analysed four samples of borehole drinking water consumed in Ibrahim Badamasi Babangida University (IBBU) Lapai, Niger State-Nigeria have been measured using the ...
Application of the Cd-Lined Irradiation Channel of NIRR-1 and Implementation of the k0-IAEA program to Evaluate Elemental Contents in Clay Samples.

Njinga, Raymond Limen; Jonah, Sunday Adesunloye; Adeleye, Michael Oluwasanmi (Journal of Applied Physical Science International, 2(4): 156-164., 2015)

The application of the Cd-lined irradiation channel of the Nigeria Research Reactor-1 (NIRR-1) and implementation of k0-standardization method has been performed on some clay potteries from Tatiko locality, in Niger ...
Survey of standardization methods of Instrumental Neutron Activation Analysis: A review.

Adeleye, Michael Oluwasanmi; Jonah, Sunday Adesunloye; Njinga, Raymond Limen (Elixir International Journal, Nuclear & Radiation Physics. 81: 31780-31786., 2015)

The quest for a versatile standardization method for Instrumental Neutron Activation Analysis Technique has been the major driving force behind many research works for the past few decades. The key factor is the desire ...
Pressure-assisted fabrication of solar cells and light-emitting devices

OYELADE, O. V. (2023-12-28)

Methods and systems for fabricating photovoltaic devices are provided. A method includes forming a photovoltaic device comprising an active layer, with one or more interfacial layers adjacent the active layer, wherein the ...
Determination of Mn, Fe, Cu and Zn in Indigenous Complementary Infant Flour from Kenya by Total-Reflection X-Ray Fluorescence

Kilavi, Pamella Kageliza; Maina, David Muchori; Gatari, Michael Gichuru; Wagner, Annmarie; Adeleye, Michael Oluwasanmi (Journal of Food and Nutrition Sciences, 2(4): 110-116., 2014)

Four dietary trace elements were determined in indigenous complementary infant flours collected from mothers in rural areas of Kenya using total-reflection x-ray technique. A high variability of these trace element levels ...
Evaluation of some research reactor parameters in Modified Irradiation Site of NIRR-1.

Njinga, Raymond Limen; Jonah, Sunday Adesunloye; Adeleye, Michael Oluwasanmi (Elixir International Journal, Nuclear & Radiation Physics. 70: 23880-23885., 2014)

The evaluation of I0 ( ) and Q0 ( ) for Gold, Cupper, Thorium, Uranium and Potassium in Modified Irradiation Site of Nigeria Nuclear Reactor-1 (NIRR-1) was done using Instrumental Neutron Activation Analysis (INAA) and ...

Now showing items 21-40 of 53

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