The Journal of the National Science Foundation of Sri Lanka publishes the results of research in all aspects of Science and Technology. The journal also has a website at http://www.nsf.gov.lk/.

2021 Impact Factor: 0.682

The JNSF provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge.

Cover :
Leatherback (a), green (b - adult & f - hatchling), hawksbill (c) and olive ridley (d) turtles who nest in Sri Lankan beaches, green turtle crawl marks (e) and by-catch of sea turtles in fisheries (c & d)

Photo credits: SJ Perera (a & c), WPN Perera (b & e), K Ekaratne (d & f)

Current Issue

Volume 50 - Issue 4 - 2022

Editorial

Empiricism and non-empirical research

A Abeysekera
- PDF (EN)
31 Dec 2022

50 (4):723

Research Articles

Investigation of oil level and type of solid insulator on creeping discharges propagating under an ac electric field

S Ediriweera, PB Jayarathna, R Samarasinghe, R Lucas
- PDF (EN)
31 Dec 2022

50 (4):725-732
Poly-β-hydroxybutyrate (PHB) production potential of naturally existing cyanobacterial blooms

RS Wijerathne, PM Manage, FS Idroos
- PDF (EN)
31 Dec 2022

50 (4):733-743
Influence of different bone meal particle size induced calcium specific appetite on performance and egg quality parameters of layer chickens

TS Gamage, RK Mutucumarana, MS Andrew
- PDF (EN)
31 Dec 2022

50 (4):745-754
Assessment of marine turtle nesting habitats from Tangalle to the Kumbukkan Oya estuary in south-eastern Sri Lanka

SJ Perera, WPN Perera, S de A Goonatilake, K Ekaratne, D Wijesinghe, LV Perera, D Chandranimal, A Ediriweera
- PDF (EN)
- PDF (EN)
31 Dec 2022

50 (4):755-769
A new multivariate transmuted family of distributions: theory and application for modelling of daily world COVID-19 cases

JA Darwish, LI Al-Turk, MQ Shahbaz
- PDF (EN)
31 Dec 2022

50 (4):771-784
Synthesis of polyethylene glycol-grafted graphite and effect of its loading on properties of natural rubber composites

WDM Sampath, CAN Fernando, DG Edirisinghe
- PDF (EN)
31 Dec 2022

50 (4):785-798
Analysis of instantaneous, daily and monthly statistics 2017-2021 of rooftop solar energy

JR Lucas
- PDF (EN)
31 Dec 2022

50 (4):799-811
Assessment of wave climate change and its impact on littoral drift along the Kalutara and Kalpitiya beaches in Sri Lanka

RSM Samarasekara, MM Sahthy, AHMS Siriwardana, HPAM Siriwardana
- PDF (EN)
19 Dec 2022

50 (4):813-826
M-polynomial and topological indices for the anti-tuberculosis drugs

TP Jude, P Elango, M Koneswaran
- PDF (EN)
31 Dec 2022

50 (4):827-838
Developing a model to predict the propagation of sulphide stress corrosion of steel used for petroleum pipelines

A Manimendra, I De Silva, R Jayasundara
- PDF (EN)
31 Dec 2022

50 (4):839-850
Anomalous propagation pathway of the Sri Lanka Dome in summer 2014

G Pathirana, G Chen, D Wang, MK Abeyratne, T Priyadarshana
- PDF (EN)
31 Dec 2022

50 (4):851-861
Simulation of coloured particles radiation spectra from black holes

CNT Wijewardhana, KAILW Gamalath
- PDF (EN)
31 Dec 2022

50 (4):863-880
Designing a closed-loop information flow model in bridging the market information gap among agriculture stakeholders in Sri Lanka

TB Mallikaarachchi, G Samaraweera, A Walisadeera, L De Silva, S Munasinghe
- PDF (EN)
- PDF (EN)
31 Dec 2022

50 (4):881-896

Indexes

Referees Index

The Editor
- PDF (EN)
31 Jan 2023

50 (4):897-900
Author Index

The Editor
- PDF (EN)
31 Jan 2023

50 (4):I-IX
Subject Index

The Editor
- PDF (EN)
31 Jan 2023

50 (4):XI-XXIX

Journal of the National Science Foundation of Sri Lanka

Current Issue

Volume 50 - Issue 4 - 2022

Editorial

Empiricism and non-empirical research

Research Articles

Investigation of oil level and type of solid insulator on creeping discharges propagating under an ac electric field

Poly-β-hydroxybutyrate (PHB) production potential of naturally existing cyanobacterial blooms

Influence of different bone meal particle size induced calcium specific appetite on performance and egg quality parameters of layer chickens

Assessment of marine turtle nesting habitats from Tangalle to the Kumbukkan Oya estuary in south-eastern Sri Lanka

A new multivariate transmuted family of distributions: theory and application for modelling of daily world COVID-19 cases

Synthesis of polyethylene glycol-grafted graphite and effect of its loading on properties of natural rubber composites

Analysis of instantaneous, daily and monthly statistics 2017-2021 of rooftop solar energy

Assessment of wave climate change and its impact on littoral drift along the Kalutara and Kalpitiya beaches in Sri Lanka

M-polynomial and topological indices for the anti-tuberculosis drugs

Developing a model to predict the propagation of sulphide stress corrosion of steel used for petroleum pipelines

Anomalous propagation pathway of the Sri Lanka Dome in summer 2014

Simulation of coloured particles radiation spectra from black holes

Designing a closed-loop information flow model in bridging the market information gap among agriculture stakeholders in Sri Lanka

Indexes

Referees Index

Author Index

Subject Index

Subject Index

Author Index

Referees Index

Designing a closed-loop information flow model in bridging the market information gap among agriculture stakeholders in Sri Lanka

The role of Science and Technology in nation building

Claiming the sea area belonging to Sri Lanka according to the United Nations Convention on the Law of the Sea (UNCLOS)

The dairy industry in Sri Lanka: current status and future directions for a greater role in national development

Use of Schoenfeld’s global test to test the proportional hazards assumption in the Cox proportional hazards model: an application to a clinical study

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