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Improvement of TiO2 Performance with 10% Cu–TiO2/BiVO4 Heterojunction Composite Using Sonication in Photoelectrochemical Water Splitting

Oleh: Bunga Nurkhalifah, Vera Pangni Fahriani, Sarah Dampang

The global energy crisis, driven by the depletion of fossil fuels, has accelerated the search for renewable energy solutions, including hydrogen production via solar-driven photoelectrochemical (PEC) systems. A major limitation of PEC is the UV-only activity of semiconductors such as TiO2. This stud...

Penerbit: Departement of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 16 November 2025

Morphological Study of Electrospun Polyvinylpyrrolidone Fibers at High Concentration Using Water and Ethanol Solvents

Oleh: Nugroho, Doni Bowo, Kamal, Nada Nadzira Ayasha, Sidabalok, Jenni Bunga Enjelita

In this study, polyvinylpyrrolidone (PVP) (Mw ~40,000 g/mol) fibers were fabricated using distilled water and ethanol via an electrospinning approach. Morphological evaluations were carried out with a Scanning Electron Microscopy (SEM). Fiber diameters were analyzed with ImageJ. Solution Concentrati...

Penerbit: Departement of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 16 November 2025

Fabrication of Bioceramic Carbonated Hydroxyapatite–Chitosan Composite Scaffold Derived from River Snail Shells via Freeze-Drying for Bone Grafting Applications

Oleh: Wati, Rosita, Alnovera, Vayza Deva, Herbanu, Aldi

The prevalence of bone fractures in Indonesia has increased by up to 8.5%, making cost-effective biomaterial alternatives for bone grafting applications necessary. This study aims to synthesize a hydroxyapatite carbonate (CHAp) composite scaffold from river snail shells (Semisulcospira libertina) an...

Penerbit: Departement of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 16 November 2025

Exponential-Offset Modelling and XRD Correlation of SOH Degradation in LiFePO4 Batteries under Extreme Loading

Oleh: Latif, Chaironi, Maulana, Tubagus Adam Jody, Yogianto, Mohammad Fahmi Ilmi

Understanding the relationship between electrochemical degradation and structural changes is critical for improving the reliability of lithium-ion batteries. In this study, the state of health (SOH) of 18650-type lithium iron phosphate (LiFePO4, LFP) cells was evaluated under extreme loading using d...

Penerbit: Departement of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 16 November 2025

Legal Reform on Rock Mining Governance: the Dual Liability Model For Protecting Environmental Rights in Palu–Donggala

Oleh: Rosdian, Rosdian, Sulbadana, Sulbadana, Lanini, Agus

Addresses the urgent need for a legal framework to regulate rock mining in the geologically fragile Palu–Donggala coastal region, where exploitation often conflicts with the constitutional Right to a Good and Healthy Environment (Article 28H of the 1945 Constitution). It examines the failure of lo...

Penerbit: Fakultas Hukum Universitas Lampung • Publikasi: 17 November 2025

An Innovative Student Management: Exploring the Impact of Meditation Retreats and Mindful Education on Mindfulness and Compassion Effectiveness

Oleh: Burmansah, Burmansah, Pembangunan, Heldy Ramadhan Putra, Suryanadi, Juni

An Innovative Student Management: Exploring the Impact of Meditation Retreats and Mindful Education on Mindfulness and Compassion Effectiveness Objective: This study aims to determine the effectiveness of Innovative Student Management (ISM) through the integration of meditation retreats, mindful liv...

Penerbit: FKIP Universitas Lampung • Publikasi: 19 November 2025

Countering Radicalism in STEM: Design and Validation of the Tarbiyah Mentoring System Model for Mathematics Students

Oleh: Nurhilaliyah, Nurhilaliyah, Rahman, Amri, Suwahyu, Irwansyah

Countering Radicalism in STEM: Design and Validation of the Tarbiyah Mentoring System Model for Mathematics Students. Objectives: This study aims to develop the Anti-Radicalism Tarbiyah Mentoring System Model (TMSM) as an innovative character-building model for students in the Mathematics Department...

Penerbit: FKIP Universitas Lampung • Publikasi: 19 November 2025

A Comparative Analysis of RG-NIR and Multispectral Camera Imagery Acquired via Unmanned Aerial Vehicles for Sugarcane Crop Detection

Oleh: Hardjo, Karen Slamet, Indrawati, Like, Susila, Eka Tarwaca

This study compares of two types of multispectral cameras, DJI Mavic 3M and MAPIR RGN, in assessing sugarcane health through reflectance analysis and vegetation indices. The research was conducted in a sugarcane plantation in Sidoarjo, East Java, using multispectral data captured by drones. The anal...

Penerbit: Universitas Lampung • Publikasi: 19 November 2025

The Meaning of Place in Historic Building (Case Study: Three Urban Heritage Tourism Destinations at Kesawan Medan)

Oleh: Permana, Sendi , Lubis, Darwin Parlaungan , Sugiharto

Based on the Regional Spatial Planning of Medan City for the years 2011-2031, several Cultural Heritage Areas have been established that include various historical buildings, one of which is located in the Old City area of Kesawan. The presence of historical buildings such as the Lonsum Building, Tj...

Penerbit: Universitas Lampung • Publikasi: 19 November 2025

Development of E-Comic-Based Teaching Module to Enhance Students’ Mathematical Argumentation Skills

Oleh: Azizah, Laili Nur, Tristanti, Lia Budi, Iffah, Jauhara Dian Nurul

This study aims to develop an e-comic-based teaching module to enhance students’ mathematical argumentation skills on the topic of Systems of Linear Equations in Two Variables (SPLDV), referring to the Toulmin Argumentation Framework (data, claim, warrant, backing, rebuttal, and qualifier). The st...

Penerbit: FKIP Universitas Lampung • Publikasi: 20 November 2025