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3,216 Results Found

  • Review
  • Open Access
518 Views
21 Pages

The Role of OM in the Formation of Sandstone-Type Uranium Ore—A Review

  • Zhiyang Nie,
  • Shefeng Gu,
  • Aihong Zhou,
  • Changqi Guo,
  • Hu Peng,
  • Hongyu Wang,
  • Lei Li,
  • Qilin Wang,
  • Yan Hao and
  • Chao Liu
  • + 1 author

18 December 2025

Sandstone-hosted uranium deposits represent one of the most critical global uranium resources suitable for in situ recovery, with their formation closely associated with organic matter (OM). We conducted a systematic literature review to synthesize o...

  • Article
  • Open Access
5 Citations
5,390 Views
9 Pages

Use of the Bacterial Lysate OM-85 in the Paediatric Population in Italy: A Retrospective Cohort Study

  • Anna Cantarutti,
  • Elisa Barbieri,
  • Antonio Scamarcia,
  • Luigi Cantarutti,
  • Cristina Canova and
  • Carlo Giaquinto

Background: In Italy, the bacterial lysate OM-85 (Broncho-Vaxom®, Broncho-Munal®, Ommunal®, Paxoral®, Vaxoral®) is registered for the prophylaxis of recurrent respiratory tract infections (RTIs) in adults and children above one year of age, but there...

  • Article
  • Open Access
1,184 Views
23 Pages

16 October 2025

Penitrem A, an indole–diterpenoid neurotoxin, is produced by several species of Penicillium on cereal grains, meat, dairy products, and fruits. Penicillium crustosum is a well-known penitrem A producer, but much is unknown about physiological c...

  • Article
  • Open Access
30 Citations
8,891 Views
8 Pages

In otherwise healthy infants and young children, respiratory tract infections (RTIs) are extremely common. Clinical data have shown that OM-85 could prevent respiratory recurrences in children. However, further studies are needed to explore the true...

  • Article
  • Open Access
19 Citations
16,232 Views
14 Pages

In clinical studies, OM-85 Broncho-Vaxom®, a bacterial lysate, reduced viral respiratory tract infection. Infection of epithelial cells by SARS-CoV-2 depends on the interaction of its spike-protein (S-protein) with host cell membrane proteins. In thi...

  • Article
  • Open Access
377 Views
14 Pages

19 December 2025

Patulin is a mycotoxin produced mainly by Penicillium expansum on apples. P. expansum is a fruit pathogen that can cause apple soft rot. However, much is unknown about the characteristics of P. expansum and influence of major environmental parameters...

  • Article
  • Open Access
16 Citations
3,342 Views
26 Pages

Numerical and Experimental Investigations on the Ignition Behavior of OME

  • Frederik Wiesmann,
  • Lukas Strauß,
  • Sebastian Rieß,
  • Julien Manin,
  • Kevin Wan and
  • Thomas Lauer

19 September 2022

On the path towards climate-neutral future mobility, the usage of synthetic fuels derived from renewable power sources, so-called e-fuels, will be necessary. Oxygenated e-fuels, which contain oxygen in their chemical structure, not only have the pote...

  • Article
  • Open Access
2 Citations
2,173 Views
11 Pages

24 September 2022

Soil organic carbon (SOC) plays a crucial role in controlling the nitrate-dependent Fe(II) oxidation (NDFO) process, especially for saline-alkaline soils. The effects of straw returning combined with Nitrogen (N) fertilizer application on soil NO3&mi...

  • Article
  • Open Access
9 Citations
2,696 Views
14 Pages

Synthesis of Ag-OMS Catalyst for Sunlight-Assisted Photodegradation of Crystal Violet Dye

  • Muhammad Saeed,
  • Renzon Daniel Cosme Pecho,
  • Sandeep Panchal,
  • Sadeq K. Alhag,
  • Laila A. Al-Shuraym,
  • Khalid M. Al Syaad and
  • Usman Hanif Bhutta

6 July 2023

The contamination of water with organic pollutants, such as dyes, has become a serious threat to the environment. Therefore, the development of a cost-effective, eco-friendly, proficient, and visible-light-driven catalyst for the treatment of organic...

  • Article
  • Open Access
16 Citations
5,835 Views
17 Pages

Inhibited Aggregation of Lithium Salt in Spiro-OMeTAD for Perovskite Solar Cells

  • Guoxin Li,
  • Yukun Wang,
  • Lixiang Huang,
  • Ruosheng Zeng and
  • Wenhong Sun

18 February 2022

High-efficiency and stable hole transport materials (HTMs) play an essential role in high-performance planar perovskite solar cells (PSCs). 2,2,7,7-tetrakis(N,N-di-p-methoxyphenylamine)-9,9-spirobi-fluorene (Spiro-OMeTAD) is often used as HTMs in per...

  • Article
  • Open Access
2 Citations
2,107 Views
26 Pages

LES and RANS Spray Combustion Analysis of OME3-5 and n-Dodecane

  • Frederik Wiesmann,
  • Tuan M. Nguyen,
  • Julien Manin,
  • Lyle M. Pickett,
  • Kevin Wan,
  • Fabien Tagliante and
  • Thomas Lauer

8 May 2024

Clean-burning oxygenated and synthetic fuels derived from renewable power, so-called e-fuels, are a promising pathway to decarbonize compression–ignition engines. Polyoxymethylene dimethyl ethers (PODEs or OMEs) are one candidate of such fuels...

  • Article
  • Open Access
6 Citations
3,894 Views
11 Pages

28 December 2022

Metal-halide perovskite solar cells (PSCs) have achieved remarkable power conversion efficiencies in recent years, and spiro-OMeTAD plays a significant role as a hole transport material in PSCs with record efficiencies. However, further studies and s...

  • Article
  • Open Access
23 Citations
9,163 Views
13 Pages

12 December 2014

In this study, CN-TiO2 was modified with cryptomelane octahedral molecular sieves (OMS-2) by the sol-gel method based on the self-assembly technique to enhance its photocatalytic activity under the daylight irradiation. The synthesized samples were c...

  • Article
  • Open Access
10 Citations
3,437 Views
17 Pages

7 June 2021

Different Cu contents (x wt%) were supported on the cryptomelane-type manganese oxide octahedral molecular sieve (OMS-2) (xCu/OMS-2; x = 1, 5, 15, and 20) via a pre-incorporation method. Physicochemical properties of the OMS-2 and xCu/OMS-2 samples w...

  • Article
  • Open Access
24 Citations
4,704 Views
16 Pages

3 April 2020

To improve NO conversion and sulfur resistance of low-temperature NO-CO selective catalytic reduction (SCR), it is urgent to seek new catalyst materials. Herein, using the pre-doping method, Cox-OMS-2 with different ratios of cobalt (Co) was obtained...

  • Article
  • Open Access
7 Citations
3,766 Views
15 Pages

The Salmon Oil OmeGo Reduces Viability of Colorectal Cancer Cells and Potentiates the Anti-Cancer Effect of 5-FU

  • Caroline H. H. Pettersen,
  • Helle Samdal,
  • Pål Sætrom,
  • Arne Wibe,
  • Erland Hermansen and
  • Svanhild A. Schønberg

12 December 2023

Colorectal cancer (CRC) is one of the most common cancer types worldwide. Chemotherapy is toxic to normal cells, and combinatory treatment with natural well-tolerated products is being explored. Some omega-3 polyunsaturated fatty acids (n-3 PUFAs) an...

  • Article
  • Open Access
547 Views
21 Pages

21 November 2025

The Ozone Monitoring Suite–Limb (OMS-L) carried by the Fengyun-3F (FY-3F) satellite, as China’s first effective payload using the limb observation mode to conduct hyperspectral atmospheric detection in the ultraviolet (UV) and visible (Vi...

  • Article
  • Open Access
25 Citations
5,972 Views
11 Pages

Stability Improvement of Perovskite Solar Cells by the Moisture-Resistant PMMA:Spiro-OMeTAD Hole Transport Layer

  • Shaohua Ma,
  • Shangzheng Pang,
  • Hang Dong,
  • Xiaoping Xie,
  • Gang Liu,
  • Peng Dong,
  • Dawei Liu,
  • Weidong Zhu,
  • He Xi and
  • Yue Hao
  • + 2 authors

17 January 2022

Perovskite solar cells (PSCs) based on the 2,2′,7,7′-tetrakis(N,N-di-p-methoxyphenylamine)-9,9′-spirobifluorene (spiro-OMeTAD) hole transport layer have exhibited leading device performance. However, the instability caused by this o...

  • Feature Paper
  • Article
  • Open Access
11 Citations
4,909 Views
26 Pages

26 October 2022

Non-road sectors, such as agriculture and construction machinery, require high energy densities and flexibility in use, which is why diesel engines are mainly used. The use of climate-neutral fuels, produced from renewable energies, such as Oxymethyl...

  • Article
  • Open Access
56 Citations
5,390 Views
9 Pages

Design and Simulation of Efficient SnS-Based Solar Cell Using Spiro-OMeTAD as Hole Transport Layer

  • Pooja Tiwari,
  • Maged F. Alotaibi,
  • Yas Al-Hadeethi,
  • Vaibhava Srivastava,
  • Bassim Arkook,
  • Sadanand,
  • Pooja Lohia,
  • Dilip Kumar Dwivedi,
  • Ahmad Umar and
  • Sotirios Baskoutas
  • + 1 author

21 July 2022

In the present paper, the theoretical investigation of the device structure ITO/CeO2/SnS/Spiro-OMeTAD/Mo of SnS-based solar cell has been performed. The aim of this work is to examine how the Spiro-OMeTAD HTL affects the performance of SnS-based hete...

  • Article
  • Open Access
1 Citations
2,490 Views
22 Pages

Improving O&M Simulations by Integrating Vessel Motions for Floating Wind Farms

  • Vinit V. Dighe,
  • Lu-Jan Huang,
  • Jaume Hernandez Montfort and
  • Jorrit-Jan Serraris

31 October 2024

This study presents an integrated methodology for evaluating operations and maintenance (O&M) costs for floating offshore wind turbines (FOWTs), incorporating vessel motion dynamics. By combining UWiSE, a discrete-event simulation tool, with Safe...

  • Article
  • Open Access
8 Citations
3,262 Views
8 Pages

Validated Capillary Zone Electrophoresis Method for Impurity Profiling and Determination of NiII(3-OMe-Salophene)

  • Sami El Deeb,
  • Adel Ehab Ibrahim,
  • Ahmed Al-Harrasi,
  • Gerhard Wolber and
  • Ronald Gust

A capillary zone electrophoresis method was developed for the determination of NiII(3-OMe-salophene), a substance with anticancer activity in vitro. A fused silica capillary (56 cm × 100 µm) was used for this purpose. The method was optim...

  • Article
  • Open Access
21 Citations
3,935 Views
16 Pages

Nonparametric Reconstruction of the Om Diagnostic to Test ΛCDM

  • Celia Escamilla-Rivera and
  • Júlio C. Fabris

10 December 2016

In this work, we consider an Om diagnostic using a non-parametric reconstruction by employing the Loess–Simex factory. This procedure allows us to perform a model-independent comparison for w(z) with the astrophysical data. The concordance model can...

  • Article
  • Open Access
3 Citations
2,366 Views
20 Pages

2 February 2023

In this research, a hierarchical met-ocean data selection model is proposed to reduce the computational cost in stochastic simulation of operation and maintenance (O&M) and enable rapid evaluation of offshore renewable energy systems. The propose...

  • Article
  • Open Access
17 Citations
7,040 Views
17 Pages

17 August 2021

The hole transport layer (HTL) is one of the main factors affecting the efficiency and stability of perovskite solar cells (PSCs). However, obtaining HTLs with the desired properties through current preparation techniques remains a challenge. In the...

  • Article
  • Open Access
32 Citations
5,971 Views
14 Pages

Synthesis and In Vitro Antimycobacterial and Antibacterial Activity of 8-OMe Ciprofloxacin-Hydrozone/Azole Hybrids

  • Zhi Xu,
  • Shu Zhang,
  • Lian-Shun Feng,
  • Xiao-Ning Li,
  • Guo-Cheng Huang,
  • Yun Chai,
  • Zao-Sheng Lv,
  • Hui-Yuan Guo and
  • Ming-Liang Liu

A series of novel 8-OMe ciprofloxacin (CPFX)-hydrazone/azole hybrids were designed, synthesized, and evaluated for their in vitro biological activities. Our results reveal that all of the hydrozone-containing hybrids (except for 7) show potency again...

  • Communication
  • Open Access
7 Citations
3,750 Views
11 Pages

Plasma-Exposure-Induced Mobility Enhancement of LiTFSI-Doped Spiro-OMeTAD Hole Transport Layer in Perovskite Solar Cells and Its Impact on Device Performance

  • Hao Qu,
  • Gao Zhao,
  • Yumeng Wang,
  • Lijuan Liang,
  • Long Zhang,
  • Wenya Liu,
  • Chunmei Zhang,
  • Chen Niu,
  • Yi Fang and
  • Dongdong Wang
  • + 2 authors

26 September 2019

2,2′,7,7′-Tetrakis(N,N-di-p-methoxyphenyl-amine)-9,9′-spirobifluorene (spiro-OMeTAD) film currently prevails as hole transport layer (HTL) employed in perovskite solar cells (PSCs). However, the standard preparation method for spin-...

  • Article
  • Open Access
12 Citations
5,721 Views
10 Pages

15 December 2011

Oxidative stress is involved in the development and progression of otitis media (OM). In this study, we investigated the effect of Ginkgo leaf parenteral solution on blood and cochlea antioxidant and immunity indexs in OM rats. In OM model rats, bloo...

  • Article
  • Open Access
7 Citations
4,307 Views
34 Pages

RLPredictiOme, a Machine Learning-Derived Method for High-Throughput Prediction of Plant Receptor-like Proteins, Reveals Novel Classes of Transmembrane Receptors

  • Jose Cleydson F. Silva,
  • Marco Aurélio Ferreira,
  • Thales F. M. Carvalho,
  • Fabyano F. Silva,
  • Sabrina de A. Silveira,
  • Sergio H. Brommonschenkel and
  • Elizabeth P. B. Fontes

12 October 2022

Cell surface receptors play essential roles in perceiving and processing external and internal signals at the cell surface of plants and animals. The receptor-like protein kinases (RLK) and receptor-like proteins (RLPs), two major classes of proteins...

  • Article
  • Open Access
1,125 Views
24 Pages

27 August 2025

Om-nāma is a poem written in India in the 17th century. Its author was Banwalidas Wali, a protégé of the Mughal prince Dara Shikoh. It is a free adaptation of the much older Sanskrit treatise Yogavāsiṣṭha. However,...

  • Article
  • Open Access
13 Citations
3,782 Views
27 Pages

6 February 2020

Heterogeneity of organic matter (OM), including size, type, and organic pores within OM, is being recognized along with increasing study using SEM images. Especially, the contribution of organic pores to the entire pore system should be better unders...

  • Article
  • Open Access
13 Citations
4,544 Views
21 Pages

8 February 2017

This study describes an analysis of ambient aerosols in a southeastern coastal city of China (Xiamen) in order to assess the temporal variability in the concentrations and sources of organic aerosols (OA). Molecular-level measurements based on a seri...

  • Article
  • Open Access
7 Citations
4,072 Views
15 Pages

16 June 2023

Telomeres play an essential role in protecting the ends of linear chromosomes and maintaining the integrity of the human genome. One of the key hallmarks of cancers is their replicative immortality. As many as 85–90% of cancers activate the exp...

  • Article
  • Open Access
2 Citations
1,159 Views
25 Pages

18 March 2025

Operation and maintenance (O&M) activities represent a significant share of the levelized cost of energy (LCOE) for offshore wind farms (OWFs), making cost reduction a key priority. Robotic-based solutions, leveraging aerial and underwater vehicl...

  • Article
  • Open Access
102 Views
10 Pages

Does Palatoplasty in Patients with Cleft Palate Really Improve Otitis Media with Effusion?

  • Yosuke Kunitomi,
  • Toshiki Hyodo,
  • Yoshiaki Kitsukawa,
  • Aya Koike,
  • Yasuhiro Tsubura,
  • Yuske Komiyama,
  • Chonji Fukumoto,
  • Takahiro Wakui,
  • Hiroshi Kamioka and
  • Hitoshi Kawamata

3 February 2026

Background: The majority of cleft palate patients have been reported to suffer from otitis media with effusion (OME). The improvement of velopharyngeal function (VPF) after palatoplasty might be evidence for the improvement of the function of the Eus...

  • Article
  • Open Access
1 Citations
1,111 Views
17 Pages

Effects of Planting Methods on the Establishment, Yield, and Nutritional Composition of Hybrid Grass Cuba OM-22 in the Dry Tropics of Peru

  • Héctor V. Vásquez,
  • Leandro Valqui,
  • Lamberto Valqui-Valqui,
  • Leidy G. Bobadilla,
  • Jorge L. Maicelo,
  • Miguel A. Altamirano-Tantalean,
  • Gustavo Ampuero-Trigoso and
  • Juan Yalta Vela

28 October 2025

Climate change and livestock expansion have affected forage supply in the dry tropics. Therefore, optimizing planting methods adapted to adverse tropical environments is essential for establishment and yield. The objective of this study was to evalua...

  • Article
  • Open Access
6 Citations
4,502 Views
10 Pages

A Non-Precious Metal Promoting the Synthesis of 5-Hydroxymethylfurfural

  • Xinyuan Lu,
  • Hongjie Zhao,
  • Wei Feng and
  • Peijun Ji

6 November 2017

In this work, a new kind of catalyst was prepared for synthesis of 5-hydroxymethylfurfural. Copper ions were incorporated into manganese oxide octahedral molecular sieves (K-OMS-2). The catalysts Cu-K-OMS-2 were characterized by measuring FTIR spectr...

  • Article
  • Open Access
2 Citations
3,649 Views
20 Pages

Oral mucositis (OM) is one of the most common adverse events associated with antineoplastic drug treatment. Studies on the risk of antineoplastic drug-induced OM and its prevention are limited. We, therefore, conducted a disproportionality analysis o...

  • Article
  • Open Access
5 Citations
5,743 Views
18 Pages

6 January 2023

Poly(oxymethylene) dimethyl ether (OME) are a much-discussed and promising synthetic and renewable fuel for reducing soot and, if produced as e-fuel, CO2 emissions. OME production is generally based on the platform chemical methanol as an intermediat...

  • Article
  • Open Access
3 Citations
1,947 Views
18 Pages

Unravelling the Cu and Ce Effects in MnO2-Based Catalysts for Low-Temperature CO Oxidation

  • Egor D. Blinov,
  • Ekaterina V. Kulchakovskaya,
  • Nikolai A. Sokovikov,
  • Valery A. Svetlichnyi,
  • Sergei A. Kulinich and
  • Olga V. Vodyankina

22 January 2025

Cu-containing and Ce-modified OMS-2 catalysts were prepared at various calcination temperatures using the hydrothermal method and tested for low-temperature CO oxidation. The structure, chemical compositions, and physical–chemical properties of...

  • Article
  • Open Access
7 Citations
2,968 Views
15 Pages

Synergistic Effect in Ag/Fe–MnO2 Catalysts for Ethanol Oxidation

  • Ekaterina V. Kulchakovskaya,
  • Svyatoslav S. Dotsenko,
  • Leonarda F. Liotta,
  • Valeria La Parola,
  • Sergey I. Galanov,
  • Olga I. Sidorova and
  • Olga V. Vodyankina

7 August 2022

Here we report the synergistic effect of OMS-2 catalysts tested in ethanol oxidation, and the effects produced by both the addition of an Fe modifier in the catalyst preparation stage, and the introduction of Ag on its surface by the impregnation met...

  • Article
  • Open Access
5 Citations
1,879 Views
23 Pages

16 April 2025

As a crucial component in the evolution of modern warfare toward digitization and intelligentization, unmanned aerial vehicle (UAV) equipment requires a more precise and efficient operation and maintenance (O&M) system. Based on the Department of...

  • Article
  • Open Access
2 Citations
4,415 Views
9 Pages

Tribology of Wire Arc Spray Coatings under the Influence of Regenerative Fuels

  • Roman Böttcher,
  • Hans-Jörg Winkler,
  • Martin Dienwiebel and
  • Matthias Scherge

In order to further optimize the efficiency of today’s internal combustion engines, specific coatings are used on functional surfaces to reduce internal engine friction and wear. In the current research project, oxymethylene ether (OME) is disc...

  • Article
  • Open Access
7 Citations
1,971 Views
25 Pages

19 August 2024

Orthotospovirus tomatomaculae (tomato spotted wilt virus, TSWV) is transmitted by the western flower thrips, Frankliniella occidentalis. Epoxyoctadecamonoenoic acids (EpOMEs) function as immune-suppressive factors, particularly in insects infected by...

  • Article
  • Open Access
8 Citations
4,250 Views
20 Pages

16 October 2020

Climate-driven hydrological models rarely incorporate intermittent rivers and ephemeral streams (IRES) due to monitoring difficulties and their perceived minor effect on river networks. Worldwide, IRES represent approximately 50% of river networks an...

  • Article
  • Open Access
4 Citations
2,747 Views
18 Pages

16 December 2020

This study investigated the impact of effluent organic matter (EfOM) from wastewater effluent on the properties of organic matter in receiving water and the efficiency of its removal using photocatalysis. The organic matter is characterized using flu...

  • Article
  • Open Access
4 Citations
2,069 Views
22 Pages

Purpose-Driven Evaluation of Operation and Maintenance Efficiency and Safety Based on DIKWP

  • Yanfei Liu,
  • Wentao Wang,
  • Wenjun Wang,
  • Chengbo Yu,
  • Bowen Mao,
  • Dongfang Shang and
  • Yucong Duan

30 August 2023

In large-scale public security equipment projects, long-term equipment operation often leads to equipment failures and other problems, so it is particularly important to choose the appropriate operation and maintenance (O&M) scheme based on the c...

  • Article
  • Open Access
3 Citations
1,844 Views
26 Pages

2 October 2023

Shale gas production is obviously higher within the Silurian Longmaxi Formation than that of the Cambrian Niutitang Formation according to the drilling test results in the northwest Hunan area. To clarify the reasons behind this variation, core sampl...

  • Review
  • Open Access
52 Citations
11,091 Views
55 Pages

A Systematic Review of the Extent to Which BIM Is Integrated into Operation and Maintenance

  • Dania K. Abideen,
  • Akilu Yunusa-Kaltungo,
  • Patrick Manu and
  • Clara Cheung

15 July 2022

Although a considerable amount of research has addressed the use of building information modelling (BIM) in facilities management (FM) within the past years, there is limited systematic review on investigating the potentials of BIM within the operati...

  • Article
  • Open Access
2 Citations
963 Views
20 Pages

14 March 2025

Permian black shale, as a potential target for marine shale gas exploration in South China, is characterized by its great thickness and organic matter (OM) content. To understand the constraints on the heterogeneous accumulation of OM in Permian blac...

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