Thẻ: SDG9-Công nghệ – sáng tạo và phát triển hạ tầng

A More Ethical Workplace? How and Why Perceived Socially Responsible Human Resource Management Makes a Difference
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A More Ethical Workplace? How and Why Perceived Socially Responsible Human Resource Management Makes a Difference

Abstract Socially responsible human resource management (SRHRM) is a critical component of an organization’s corporate social responsibility (CSR) strategy. It focuses on promoting sustainability goals and creating a positive social environment for employees to observe, learn, and internalize the organization’s ethical values. Drawing on social learning theory, we conducted two separate field studies to investigate...

Pilot Study on the Use of Rheology and Low Field Nmr to Characterize the Liver of Obese Patients Undergoing Metabolic and Bariatric Surgery
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Pilot Study on the Use of Rheology and Low Field Nmr to Characterize the Liver of Obese Patients Undergoing Metabolic and Bariatric Surgery

Abstract Background and aims. Liver mechanical properties’ (stiffness/viscoelasticity) evaluation is relevant for diagnosing/monitoring liver fibrosis. Due to limitations of the commonly used elastography, we propose the use of rheology and Low Field-Nuclear Magnetic Resonance (LF-NMR). Methods. In 30 liver samples from patients undergoing bariatric surgery and 18 control samples, we evaluated the shear modulus G/critical stress τc (elastic...

Use of low versus high oxygen tension during pre-maturation only in capacitation in vitro maturation (CAPA-IVM): impact on oocyte maturation and metabolism
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Use of low versus high oxygen tension during pre-maturation only in capacitation in vitro maturation (CAPA-IVM): impact on oocyte maturation and metabolism

Abstract Purpose To determine the impact of low versus atmospheric oxygen tension during only the pre-maturation phase of biphasic capacitation in vitro maturation. Methods The study involved sibling oocytes (532 cumulus-oocyte complexes [COCs] from 20 participants [mean age 29.5 ± 2.5 years]) with polycystic ovary syndrome undergoing CAPA-IVM without gonadotrophins. After oocyte pick-up (OPU), COCs were randomized...

Valorization of kombucha fermentation medium for electricity generation in recirculating microbial fuel cells with Shewanella putrefaciens
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Valorization of kombucha fermentation medium for electricity generation in recirculating microbial fuel cells with Shewanella putrefaciens

Abstract Kombucha is a traditional fermented tea rich in organic acids and shows potential as a carbon source for Shewanella species to generate electricity in microbial fuel cells (MFCs). This research investigated the applicability of kombucha post-fermentation medium as a substrate to support the growth of Shewanella putrefaciens and electricity generation in recirculating MFCs. A preliminary growth study showed...

THÔNG BÁO TUYỂN CHỌN NHIỆM VỤ KHCN CẤP ĐHQG-HCM KẾ HOẠCH 2026-2027
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THÔNG BÁO TUYỂN CHỌN NHIỆM VỤ KHCN CẤP ĐHQG-HCM KẾ HOẠCH 2026-2027

ĐHQG-HCM thông báo tuyển chọn nhiệm vụ khoa học và công nghệ cấp ĐHQG-HCM trong kế hoạch năm 2026 – 2027 NQ/TW ngày 22/12/2024 của Bộ Chính trị về đột phá phát triển khoa học, công nghệ, đổi mới sáng tạo và chuyển đổi số quốc gia; Căn cứ Quyết định số 129/QĐ-TTg ngày 19/01/2026...

Understanding social commerce adoption in Vietnam: A synergy of social, technological, and behavioral drivers
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Understanding social commerce adoption in Vietnam: A synergy of social, technological, and behavioral drivers

Abstract This study investigates the key social, psychological, and technological factors influencing social commerce adoption among Gen Z university students in Vietnam. It examines how social support constructs, trust, and technophilia contribute to forming social commerce intention and translating it into actual usage behavior. Guided by the Stimulus-Organism-Response model and the Theory of Planned Behavior,...

Defect-Controlled Photoresponse in GaOOH/Reduced Graphene Oxide Composites for Ultraviolet-C Photodetectors
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Defect-Controlled Photoresponse in GaOOH/Reduced Graphene Oxide Composites for Ultraviolet-C Photodetectors

Abstract GaOOH/reduced graphene oxide (rGO) composites are investigated for UVC photodetection with a defect-controlled photoresponse. The morphology and crystallinity of GaOOH grown on rGO are strongly influenced by the Ga(NO3)3 concentration. Excess precursor induces GaOOH aggregation, reducing the effective GaOOH/rGO interfacial area and generating trap states in GaOOH. These traps act as recombination centers that shorten...

Efficient conversion of carbohydrates into 2,5-diformylfuran using Bi2O3-Cr2O3 supported on N-doped carbon Nanotubes: A green tandem approach
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Efficient conversion of carbohydrates into 2,5-diformylfuran using Bi2O3-Cr2O3 supported on N-doped carbon Nanotubes: A green tandem approach

Abstract The development of sustainable catalytic systems for biomass valorization is of great importance in the transition toward renewable energy and green chemical processes. In this study, a noble-metal-free Bi2O3-Cr2O3 catalyst supported on nitrogen-doped carbon nanotubes (N-CNT) was developed for the aerobic conversion of carbohydrates into 2,5-diformylfuran (DFF) using molecular oxygen as the oxidant. The catalytic...

Tiếp cận các trung tâm công nghệ tiên tiến và thúc đẩy hợp tác với Đại học Tohoku (Nhật Bản)
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Tiếp cận các trung tâm công nghệ tiên tiến và thúc đẩy hợp tác với Đại học Tohoku (Nhật Bản)

Từ ngày 08 đến 11/4, đoàn công tác của Trường Đại học Khoa học tự nhiên, ĐHQG-HCM do PGS.TS Trần Minh Triết – Phó Hiệu trưởng làm Trưởng đoàn đã có chuyến làm việc, tham dự hội thảo quốc tế và trao đổi hợp tác tại Đại học Tohoku (Nhật Bản). Tham gia đoàn có...