University of Surabaya

Engineering antifouling UiO-66-NH₂ mixed matrix membranes for geothermal brine pretreatment: Fouling prediction, techno-economic analysis, and environmental assessment

This study develops polysulfone/UiO-66-NH₂ mixed-matrix membranes (MMMs) for silica removal from geothermal brine and evaluates their antifouling behavior, fouling mechanisms, techno-economic feasibility, and environmental implications. Incorporation of UiO-66-NH₂ improved membra...

Tahun Yubileum Sebagai Hero (Hope, Efficacy, Resilience, Optimism): Sebuah Perspektif Psikospiritual

The Jubilee Year is a religious tradition that has deep meaning for Catholics, seen as a moment of grace that emphasizes liberation, forgiveness, and renewal of life. From a psychological perspective, this celebration not only functions as a spiritual ritual, but also as a coping...

What Drives Purchase Intention and Brand Loyalty in Affordable Luxury Fashion? Evidence from Coach Consumers

In the era of globalization and digitalization, Indonesia's luxury fashion industry has continued to grow, including the affordable luxury segment, creating a need for brands to understand the factors influencing consumers’ purchase intention and brand loyalty. This study examine...

Kepastian Hukum Gugat Cerai ( Khulu’ ) Dalam Pasal 148 Instruksi Presiden Nomor 1 Tahun 1991 Tentang Kompilasi Hukum Islam

Abstrak : Khulu’ didalam syariat islam sebagaimana diketahui secara umum sebagai gugat cerai, merupakan perceraian yang terjadi karena permintaan istri yang dengan permintaan cerai tersebut istri dipersyaratkan untuk memberikan tebusan “iwadl” kepada suami, ada pendapat ahli fiqh...

RETHINKING ESCALATION OF COMMITMENT IN NEW PRODUCT DEVELOPMENT : DRIVERS AND GOVERNANCE

New product development (NPD) projects are highly vulnerable to escalation of commitment due to behavioral biases and agency incentives. Integrating Behavioral Decision Theory and Agency Theory, this study identifies that escalation is driven by past experiences (prior failures,...

Pola Penggunaan Antibiotik di Puskesmas pada Salah Satu Kabupaten di Provinsi Nusa Tenggara Timur: Analisis ATC/DDD

ABSTRACT Antibiotics are commonly used in primary healthcare facilities; however, irrational use may increase the risk of antimicrobial resistance. This study aimed to describe antibiotic use patterns in primary healthcare centers in one district of East Nusa Tenggara Province us...

Narcissistic greenwashing: a cross-country evidence on the divergent paths to stock price crash risk

Purpose The purpose of this paper is to investigate the impact of greenwashing on stock price crash risk (SPCR) and to examine the context-dependent moderating effects of CEO narcissism and ownership structure across two distinct institutional settings, Indonesia and Singapore. D...

Entrepreneurial Work Engagement among Baristas in Franchise and Nonfranchise Coffee Shop Ventures

This qualitative study examines work engagement among baristas in franchise and nonfranchise coffee shop ventures in Surabaya, Indonesia, viewed through an entrepreneurial lens on small-business human resource management in the food and beverage (F&B) sector. The Job Demands-Reso...

Analisis Strategi Bisnis PT KAI (Persero) dalam Menghadapi Disrupsi Transportasi dan Mendorong Pertumbuhan Berkelanjutan

PT Kereta Api Indonesia (Persero) as the largest mass transportation provider in indonesia faces significant challenges from transportation disruptions and the need for sustainable growth. This research aims to evaluate PT KAI’s competitive position in the context of transportati...

Characterization of Hesperidin-PEG 1000 Solid Dispersion Prepared by Freeze Drying Method

Hesperidin is a disaccharide-derivative bioflavonoid in BCS class II, insoluble in water but soluble in propylene glycol and polyethylene glycol, and its poor aqueous solubility may impair bioavailability, necessitating modification via solid dispersion. In this study, a hesperid...

A dual-panel CATA framework for product development evidence from the Indonesian cocoa drink market

Consumer surveys reflect market perceptions, whereas sensory panels provide product profiling. Integrating both approaches offers a comprehensive understanding of cocoa beverage attributes. This study combined consumer and sensory Check-All-That-Apply (CATA) data using a shared a...