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Higher Education, Innovation, and Regional Economic Development in Kazakhstan: Panel-Data and Difference-in-Differences Evidence, 2010–2024

Aigerim Lambekova, Azamat Zhanseitov, Yuliya Sayfullina, Valentina Berezyuk et al. • Economies (2026)

This study examines the relationship between higher education development, innovation capacity, and regional economic performance across Kazakhstan’s regions during the 2010–2024 period. The analysis is motivated by the growing role of high...

DOAJ Open Access (DOAJ) DOI: 10.3390/economies14070261

Analysis and optimal design of low frequency road noise based on new energy MPV vehicle

BIN Shibo; XIE Yunhe; ZHENG Weiguang; WEI Shangjun; GAO Ting; LIU Xuewen • Nantong Daxue xuebao. Ziran kexue ban (2025)

Low-frequency road noise is a primary contributor to in-cabin noise and directly affects overall vehicle comfort. With the rapid development of electric vehicles, this issue has attracted increasing attention from the automotive industry. T...

DOAJ Open Access (DOAJ) DOI: 10.12194/j.ntu.20240724001

Optimization Design of Structures Subjected to Transient Loads Using First and Second Derivatives of Dynamic Displacement and Stress

Qimao Liu, Jing Zhang, Liubin Yan • Shock and Vibration (2012)

This paper developed an effective optimization method, i.e., gradient-Hessian matrix-based method or second order method, of frame structures subjected to the transient loads. An algorithm of first and second derivatives of dynamic displace...

DOAJ Open Access (DOAJ) DOI: 10.3233/SAV-2012-0685

Research on the Cooling and Humidifying Effects of <em>Cinnamomum camphora</em> Roadside Plantings in Wuhan and Optimization of Thermal Comfort

HU Chenwei, HU Jichun, CHEN Dexuan, HUANG Yi • 园林 (2026)

Street trees in high-density urban areas play a crucial role in mitigating the urban heat island effect and enhancing spatial thermal comfort. However, the cooling and humidifying effects of street trees are influenced by complex factors su...

DOAJ Open Access (DOAJ) DOI: 10.12193/j.laing.20260123001

SOUNDCSAPE AND THE UNDERSTANDING OF HISTORIC DISTRICTS IN BANDUNG

Widjaja Martokusumo, Heru W Poerbo, Joko Sarwono, Anugrah S. Sudarsono et al. • Tataloka (2019)

According to UNESCO Convention 1972, cultural heritage consists of tangible and intangible heritage. Soundscape has been considered as a part of the intangible heritage, and it refers to the perceptual quality. In the realm of built environ...

DOAJ Open Access (DOAJ) DOI: 10.14710/tataloka.21.2.371-380

Role of N343 glycosylation on the SARS-CoV-2 S RBD structure and co-receptor binding across variants of concern

Callum M Ives, Linh Nguyen, Carl A Fogarty, Aoife M Harbison et al. • eLife (2024)

Glycosylation of the SARS-CoV-2 spike (S) protein represents a key target for viral evolution because it affects both viral evasion and fitness. Successful variations in the glycan shield are difficult to achieve though, as protein glycosyl...

DOAJ Open Access (DOAJ) DOI: 10.7554/eLife.95708

Manufacturing of a New Generations from the Recycled AL Scrape Reinforced with AL2O3 - GNS Composite Powder by Vortex Technique for Automotive Spare Parts

Fathei Nouh, Omayma El kady, Sabry abdel aziz • International Journal of Industry and Sustainable Development (2024)

This research addresses the urgent challenges facing the materials and metallurgical industries, driving manufacturers to seek innovative solutions for material recycling. Aluminum scrape in used to manufacture a composite material with a h...

DOAJ Open Access (DOAJ) DOI: 10.21608/ijisd.2024.302067.1074

WATER-RISK MANAGEMENT IN TCHOGHA ZANBIL WORLD HERITAGE SITE IN IRAN, WITH A FOCUS ON THE ANCIENT MANAGEMENT SYSTEM

M. Nakhaei, M. Correia • The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences (2020)

Water-risk management is one of the most challenging issues in the conservation of earthen sites, because of the inherent weakness of earth to moisture, and also the severe damage after rainfall as a result of a combination of many factors ...

DOAJ Open Access (DOAJ) DOI: 10.5194/isprs-archives-XLIV-M-1-2020-683-2020

Effect of Closed Cycle Economy for Sustainable Development of Russian Regions: Reserves and Prospects of Import Substitution

E. U. Ganshina, I. L. Smirnova, S. P. Ivanova • Вестник Российского экономического университета имени Г. В. Плеханова (2025)

The article studies the concept of circular economy as an alternative of traditional linear model oriented to efficient use of natural resources, cutting wastes and development of closed material cycles. The basis of circular economy is for...

DOAJ Open Access (DOAJ) DOI: 10.21686/2413-2829-2025-4-36-45

Impacts of Sugarcane Vinasses on the Structure and Composition of Bacterial Communities in Brazilian Tropical Oxisols

Paulo Roger Lopes Alves, German Andres Estrada-Bonilla, Antonio Marcos Miranda Silva, Thiago Gumiere et al. • Soil Systems (2025)

This study explored how different sugarcane vinasses influence the structure and composition of soil bacterial communities in two tropical Oxisols with contrasting textures. In a controlled microcosm experiment with sugarcane seedlings, two...

DOAJ Open Access (DOAJ) DOI: 10.3390/soilsystems9030102

Mutations at the Serine Hydroxymethyltransferase Impact Its Interaction with a Soluble NSF Attachment Protein and a Pathogenesis-Related Protein in Soybean

Naoufal Lakhssassi, Sarbottam Piya, Dounya Knizia, Abdelhalim El Baze et al. • Vaccines (2020)

Resistance to soybean cyst nematodes (SCN) in “Peking-type” resistance is bigenic, requiring Rhg4-a and rhg1-a. Rhg4-a encodes a serine hydroxymethyltransferase (GmSHMT08) and rhg1-a encodes a soluble NSF attachment protein (GmSNAP18). Rece...

DOAJ Open Access (DOAJ) DOI: 10.3390/vaccines8030349

A Novel Peptide Antibiotic Produced by Streptomyces roseoflavus Strain INA-Ac-5812 With Directed Activity Against Gram-Positive Bacteria

Alexey S. Vasilchenko, William T. Julian, Olda A. Lapchinskaya, Genrikh S. Katrukha et al. • Frontiers in Microbiology (2020)

In this work, we report the isolation and detailed functional characterization for the new non-ribosomally synthesized antibiotic 5812-A/C, which was derived from metabolites of Streptomyces roseoflavus INA-Ac-5812. According to its chemica...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmicb.2020.556063

A call for congressional action: revisiting the U.S. coordinated framework for the regulation of biotechnology

Leah Buchman, Leah Buchman, Emma Kovak • Frontiers in Bioengineering and Biotechnology (2025)

Since the 1986 release of the Coordinated Framework for the Regulation of Biotechnology almost 40 years ago, there have been two whole of government updates that made only minor changes, while new regulations and guidance from individual ag...

DOAJ Open Access (DOAJ) DOI: 10.3389/fbioe.2025.1702481

Functionalising Collagen-Based Scaffolds With Platelet-Rich Plasma for Enhanced Skin Wound Healing Potential

Ronaldo J. F. C. do Amaral, Ronaldo J. F. C. do Amaral, Ronaldo J. F. C. do Amaral, Noora M. A. Zayed et al. • Frontiers in Bioengineering and Biotechnology (2019)

Porous collagen-glycosaminoglycan (collagen-GAG) scaffolds have shown promising clinical results for wound healing; however, these scaffolds do not replace the dermal and epidermal layer simultaneously and rely on local endogenous signaling...

DOAJ Open Access (DOAJ) DOI: 10.3389/fbioe.2019.00371

Ion Mobility Mass Spectrometry Reveals Rare Sialylated Glycosphingolipid Structures in Human Cerebrospinal Fluid

Mirela Sarbu, Dragana Fabris, Željka Vukelić, David E. Clemmer et al. • Molecules (2022)

Gangliosides (GGs) represent an important class of biomolecules associated with the central nervous system (CNS). In view of their special role at a CNS level, GGs are valuable diagnostic markers and prospective therapeutic agents. By ion m...

DOAJ Open Access (DOAJ) DOI: 10.3390/molecules27030743

Role of water structure in alkaline water electrolysis

Anku Guha, Mihir Sahoo, Khorsed Alam, D. Krishna Rao et al. • iScience (2022)

Summary: Herein, with the help of experimental and first-principles density functional theory (DFT)-based studies, we have shown that structural changes in the water coordination in electrolytes having high alkalinity can be a possible reas...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.isci.2022.104835