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1. FT-ICR mass spectrometry for molecular characterization of water-insoluble organic compounds in winter atmospheric fine particulate matters

Author:
Ning, Cuiping; Gao, Yuan; Yu, Haoran; Zhang, Haijun; Geng, Ningbo; Cao, Rong; Chen, Jiping
Source:
Journal of environmental sciences (China) 2022 v.111 pp. 51-60
ISSN:
1001-0742
Subject:
atmospheric pressure,   etc   ; climate; human health; mass spectrometry; methylene chloride; water solubility; China;     Show all 7 Subjects
Abstract:
... Water-insoluble organic compounds (WIOCs) are an important fraction of atmospheric fine particulate matters (PM₂.₅), which could affect the climate system and threaten human health potentially. In this study, molecular characterization of WIOCs in PM₂.₅ were investigated by 15 T Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS) with atmospheric pressure photoionization (APPI) ...
DOI:
10.1016/j.jes.2020.12.017

2. An in depth experimental investigation into effects of incident wave characteristics front wall opening and PTO damping on the water column displacement and air differential pressure in an OWC chamber

Author:
Çelik, Anıl; Altunkaynak, Abdüsselam
Source:
Energy 2021 v.230 pp. 120827
ISSN:
0360-5442
Subject:
atmospheric pressure; differential pressure,   etc   ; energy; prediction; wavelengths;     Show all 5 Subjects
Abstract:
... Efficiency of an OWC depends solely on the water column heave motion and air pressure differential in the chamber. In this study, an extensive experimental campaign is conducted to investigate the displacement of water column surface (WCS) and chamber air pressure under different incident waves, chamber underwater opening heights and applied PTO dampings. It is found that, transmitted wave height ...
DOI:
10.1016/j.energy.2021.120827

3. Effect of drill pipe rotation on gas-solid flow characteristics of negative pressure pneumatic conveying using CFD-DEM simulation

Author:
Hongtu, Zhang; Ouya, Zhang; Botao, Li; Jian, Zhang; Xiangyu, Xu; Jianping, Wei
Source:
Powder technology 2021 v.387 pp. 48-60
ISSN:
0032-5910
Subject:
static pressure,   etc   ; coal; technology;     Show all 3 Subjects
Abstract:
... Pneumatic conveying theory is applied to the negative pressure sampling for the gas content determination in coal seams. Herein, we investigated the gas-solid flow in the drill pipe with different rotation speeds using CFD-DEM simulation. Consequently, we found that the speed of drill pipe rotation increased with an increase in the influence distance of the swirling flow and the tangential velocit ...
DOI:
10.1016/j.powtec.2021.04.017

4. Structural diversity, large interlayer spacing and switchable electronic properties of graphitic systems

Author:
Han, Qiaoyi; Luo, Kun; Sun, Lei; Huang, Quan; Liu, Bing; Gao, Qi; Li, Zihe; Ying, Pan; Zhao, Zhisheng; Xu, Bo; He, Julong
Source:
Journal of materials science 2021 v.56 no.9 pp. 5509-5519
ISSN:
0022-2461
Subject:
ambient pressure,   etc   ; fullerene; graphene;     Show all 3 Subjects
Abstract:
... Recent experiments reported a substantial toughening of nanotwinned diamond (nt-diamond) composite with coherently interfaced diamond polytypes (different stacking sequences). This discovery emphasizes the diversity of graphite-like structures in carbon onion precursors for synthesizing nt-diamond composite. We designed five new graphitic polytypes to investigate structural diversity in graphitic ...
DOI:
10.1007/s10853-020-05657-5

5. Taking one step further – Advancing the measurement of green and blue area accessibility using spatial network analysis

Author:
Wolff, Manuel
Source:
Ecological indicators 2021 v.126 pp. 107665
ISSN:
1470-160X
Subject:
population pressure,   etc   ; people; supply balance;     Show all 3 Subjects
Abstract:
... Accessibility to green and blue areas (GBA) is one of the crucial factors in complex human-environmental systems, particularly in cities. Their quantification and mapping helps planners to reduce uncertainties in providing equal access to GBA or detect mismatches between supply and demand. Although a variety of GIS methods has been used, less attention has been paid to the pitfalls, merits, and po ...
DOI:
10.1016/j.ecolind.2021.107665

6. Circadian influence on post-exercise hypotension: a review

Author:
Bommasamudram, T.; Gandhi, P.; Iype, R. Oommen; Raj, B.; Chandrasekaran, B.
Source:
Comparative exercise physiology 2021 v.17 no.4 pp. 381-386
ISSN:
1755-2559
Subject:
blood pressure,   etc   ; circadian rhythm; hypotension;     Show all 3 Subjects
Abstract:
... Circadian rhythm (CR) can influence the physiological and psychological parameters in every individual. There is a sinusoidal response to blood pressure brought about by the CR. A drop in blood pressure response immediately after an exercise is termed as post-exercise hypotension (PEH). The objective of the present paper is to review the influence of CR on PEH. Comparing the types of exercises, ae ...
DOI:
10.3920/CEP200051

7. A new many-objective green dynamic scheduling disruption management approach for machining workshop based on green manufacturing

Author:
Sang, Yanwei; Tan, Jianping; Liu, Wen
Source:
Journal of cleaner production 2021 v.297 pp. 126489
ISSN:
0959-6526
Subject:
selection pressure,   etc   ; algorithms; equipment; models;     Show all 4 Subjects
Abstract:
... Since disturbance events such as equipment failure often occur in the production process of machining workshop, the scheduling plan needs to be rescheduled. However, the existing rescheduling strategy is difficult to effectively reduce the deviation between the rescheduling plan and the initial scheduling plan. In this article, a new disruption management method is proposed. It includes the disrup ...
DOI:
10.1016/j.jclepro.2021.126489

8. Geomechanical and energy analysis on the small- and medium-scale CAES in salt domes

Author:
Zhang, Jingtao; Hosseini Zadeh, Amin; Kim, Seunghee
Source:
Energy 2021 v.221 pp. 119861
ISSN:
0360-5442
Subject:
atmospheric pressure,   etc   ; analytical methods; energy;     Show all 3 Subjects
Abstract:
... The concept of small- or medium-scale CAES using salt domes at a depth shallower than 500 m and in the capacity of 10–100 MW was recently suggested to address a burden associated with geologic exploration and high investment cost. In this study, we employed an analytical approach to calculate the hoop and radial stresses at the crown and sidewall of the storage cavity under the given cavity depth ...
DOI:
10.1016/j.energy.2021.119861

9. High NH₃-SCR reaction rate with low dependence on O₂ partial pressure over Al-rich Cu–*BEA zeolite

Author:
Ohata, Yusuke; Ohnishi, Takeshi; Moteki, Takahiko; Ogura, Masaru
Source:
RSC advances 2021 v.11 no.17 pp. 10381-10384
ISSN:
2046-2069
Subject:
partial pressure,   etc   ; catalysts; micropores; zeolites;     Show all 4 Subjects
Abstract:
... Dependence of NH₃-SCR reaction rate on O₂ partial pressure was investigated at 473 K over Cu ion-exchanged MOR, MFI, CHA and *BEA zeolites with varying “Cu density in micropores”. Among the zeolites, Cu–*BEA zeolite demonstrated promising potential as an effective catalyst for NH₃-SCR over a wide range of O₂ partial pressure. ...
DOI:
10.1039/d1ra00943e

10. Alterations of the cardiovascular rhythms and sleep quality in esophageal cancer patients

Author:
Jongte, Lalremruati; Trivedi, Amit Kumar
Source:
Biological rhythm research 2021 v.52 no.3 pp. 484-494
ISSN:
1744-4179
Subject:
diastolic blood pressure; pressure; systolic blood pressure,   etc   ; actigraphy; biological rhythms; colorectal neoplasms; esophageal neoplasms; females; knowledge; males; research; risk; sleep;     Show all 13 Subjects
Abstract:
... In humans, there is a daily rhythm in blood pressure and is one of the known risk factors for different types of cardiovascular diseases. Sleep quality is an important clinical construct. Daytime sleepiness is common sleep related clinical problem, suggesting a serious underlying physiological anomaly. Most of the studies have been done in reference to colorectal/rectal cancer however, limited kno ...
DOI:
10.1080/09291016.2019.1628406

11. Effect of face-layer moisture content and face–core–face ratio of mats on the temperature and vapor pressure behavior during hot-pressing of wood-based panel manufacturing

Author:
Murayama, Kazushige; Kukita, Kensuke; Kobori, Hikaru; Kojima, Yoichi; Suzuki, Shigehiko; Miyamoto, Kohta
Source:
Journal of wood science 2021 v.67 no.1 pp. 42
ISSN:
1435-0211
Subject:
vapor pressure,   etc   ; equations; temperature; water content; wood;     Show all 5 Subjects
Abstract:
... Wood-based panels are made by consolidating mats of resinous wooden raw materials under a hot-pressing process. This study investigates the effect of face-layer moisture content (MC) and face–core–face (FCF) ratio of mats on the temperature and vapor pressure behavior during the hot-pressing process. Raising the face-layer MC and lowering the face-layer thickness was expected to reduce the time of ...
DOI:
10.1186/s10086-021-01974-8

12. Reply to “Comment on the paper by Buono et al. “Dynamics of degassing in evolved alkaline magmas: Petrological, experimental and theoretical insights” (Earth Science Reviews, 211 (2020), 103402)”

Author:
Buono, Gianmarco; Fanara, Sara; Macedonio, Giovanni; Palladino, Danilo M.; Petrosino, Paola; Sottili, Gianluca; Pappalardo, Lucia
Source:
Earth-science reviews 2021 v.220 pp. 103654
ISSN:
0012-8252
Subject:
pressure,   etc   ; bubbles; deaeration; melting; temperature; volatile compounds;     Show all 6 Subjects
Abstract:
... In our original paper (Buono et al., 2020), we investigated the dynamics of degassing (e.g., bubble nucleation and growth, degassing styles and regimes) of H₂O-, CO₂- and H₂O-CO₂-rich evolved alkaline melts over a wide range of variables (final pressures, decompression rates, volatile compositions and contents, temperatures) through a comprehensive review of previous and new HP (high pressure)-HT ...
DOI:
10.1016/j.earscirev.2021.103654

13. The contribution of L-shaped front wall in the improvement of the oscillating water column wave energy converter performance

Author:
Samak, Mahmoud M.; Elgamal, Hassan; Nagib Elmekawy, Ahmed M.
Source:
Energy 2021 v.226 pp. 120421
ISSN:
0360-5442
Subject:
atmospheric pressure,   etc   ; energy conversion; water power;     Show all 3 Subjects
Abstract:
... In order to diminish the energy resources, the attempts to convert wave energy into an electrical one and to develop the existing devices are very important issues. Our study investigated numerically the effect of replacing simple front wall with L-shaped front wall on the oscillating water column (OWC) wave energy converter performance. L-Shaped front wall with an entrance duct extended in wave c ...
DOI:
10.1016/j.energy.2021.120421

14. A short-term effect of caffeinated beverages on blood pressure: A meta-analysis of randomized controlled trails

Author:
Xu, Zhican; Meng, Qingshu; Ge, Xinyu; Zhuang, Rulin; Liu, Jing; Liang, Xiaoting; Fan, Huimin; Yu, Ping; Zheng, Liang; Zhou, Xiaohui
Source:
Journal of functional foods 2021 v.81 pp. 104482
ISSN:
1756-4646
Subject:
blood pressure,   etc   ; adolescents; adults; caffeine; meta-analysis;     Show all 5 Subjects
Abstract:
... Blood pressure alteration after taking caffeinated beverages is controversial. We performed a meta-analysis to synthesize the evidence on the relation between short time caffeinated beverages consumption and blood pressure from randomized controlled trials. PubMed and Web of Science were systematically searched. Ultimately 11 articles and 470 enrolled subjects were included in the present meta-ana ...
DOI:
10.1016/j.jff.2021.104482

15. Facing biology's open questions: Rupert Sheldrake's “heretical” hypothesis turns 40

Author:
Gomez‐Marin, Alex
Source:
BioEssays 2021 v.43 no.6 pp. e2100055
ISSN:
0265-9247
Subject:
selection pressure,   etc   ; business enterprises; fields; researchers; wills;     Show all 5 Subjects
Abstract:
... Despite the triumphant rhetoric of mechanistic materialism, current biology has no shortage of unsolved fundamental problems. In 1981, seeking a way forward, Rupert Sheldrake proposed the hypothesis of “formative causation” as a unifying organizing principle of life. Expanding the concept of morphogenetic fields, Sheldrake posited a spatio‐temporal connection termed “morphic resonance” whereby the ...
DOI:
10.1002/bies.202100055

16. Unconventional Route to High-Pressure and -Temperature Synthesis of GeSn Solid Solutions

Author:
Serghiou, George; Odling, Nicholas; Reichmann, Hans Josef; Spektor, Kristina; Crichton, Wilson A.; Garbarino, Gaston; Mezouar, Mohamed; Pakhomova, Anna
Source:
Journal of the American Chemical Society 2021 v.143 no.21 pp. 7920-7924
ISSN:
1520-5126
Subject:
ambient pressure,   etc   ; alloys; crystal structure; films (materials);     Show all 4 Subjects
Abstract:
... Ge and Sn are unreactive at ambient conditions. Their significant promise for optoelectronic applications is thus largely confined to thin film investigations. We sought to remove barriers to reactivity here by accessing a unique pressure, 10 GPa, where the two elements can adopt the same crystal structure (tetragonal, I4₁/amd) and exhibit compatible atomic radii. The route to GeSn solid solution, ...
DOI:
10.1021/jacs.1c03765

17. Editorial: “Evolutionary Genetics of Insect Innate Immunity”

Author:
Eleftherianos, Ioannis
Source:
Genes 2021 v.12 no.5
ISSN:
2073-4425
Subject:
selection pressure,   etc   ; genetics; innate immunity; insects;     Show all 4 Subjects
Abstract:
... The insect innate immune system is under strong selection pressure to evolve resistance to pathogenic infections [...] ...
DOI:
10.3390/genes12050725

18. Formation of self-assembled Gd₂O₃ nanowire-like structures during epitaxial growth on Si(001)

Author:
Gribisch, Philipp; Fissel, Andreas
Source:
RSC advances 2021 v.11 no.29 pp. 17526-17536
ISSN:
2046-2069
Subject:
oxygen partial pressure,   etc   ; desorption; gadolinium; oxygen; silicon;     Show all 5 Subjects
Abstract:
... The structural and morphological properties of gadolinium oxide (Gd₂O₃) grown at high temperatures with molecular beam epitaxy on Si(001) were investigated for different stages of growth. The Gd₂O₃ layers were grown at 850 °C with different oxygen partial pressures and substrate miscuts. RHEED and XRD investigations indicate an initial formation of silicide and a subsequent transformation into cub ...
DOI:
10.1039/d1ra00476j

19. Modeling the Mechanical Response of Microtubule Lattices to Pressure

Author:
Szatkowski, Lukasz; Varikoti, Rohith Anand; Dima, Ruxandra I.
Source:
TheJournal of physical chemistry 2021 v.125 no.19 pp. 5009-5021
ISSN:
1520-5207
Subject:
osmotic pressure,   etc   ; deformation; microtubules; molecular dynamics; tubulin;     Show all 5 Subjects
Abstract:
... Microtubules, the largest and stiffest filaments of the cytoskeleton, have to be well adapted to the high levels of crowdedness in cells to perform their multitude of functions. Furthermore, fundamental processes that involve microtubules, such as the maintenance of the cellular shape and cellular motion, are known to be highly dependent on external pressure. In light of the importance of pressure ...
DOI:
10.1021/acs.jpcb.1c01770

20. A pilot study on the effects of transcutaneous and transmucosal laser irradiation on blood pressure, glucose and cholesterol in women

Author:
Lizarelli, Rosane de Fátima Zanirato; Grecco, Clovis; Regalo, Simone Cecilio Hallak; Esteban Florez, Fernando Luis; Bagnato, Vanderlei Salvador
Source:
Heliyon 2021 v.7 no.5 pp. e07110
ISSN:
2405-8440
Subject:
blood pressure,   etc   ; blood; cholesterol; glucose; irradiation;     Show all 5 Subjects
Abstract:
... The present pilot study had the objective to determine the effects of transcutaneous and transmucosal laser irradiation on arterial blood pressure (ABP), glucose (Glu) triglycerides (Tg), total cholesterol (Ch), high-density level cholesterol (HDL) and low-density cholesterol (LDL) immediately after treatment (T0) and after 30 (T30) and 60 (T60) days. Patients (n = 36) were selected and randomly d ...
DOI:
10.1016/j.heliyon.2021.e07110