Results 81 to 90 of about 5,648,704 (342)

High‐Contrast Optical Modulation from Strain‐Induced Nanogaps at 3D Heterogeneous Interfaces

open access: yesAdvanced Science, 2020
The realization of high‐contrast modulation in optically transparent media is of great significance for emerging mechano‐responsive smart windows. However, no study has provided fundamental strategies for maximizing light scattering during mechanical ...
Donghwi Cho   +11 more
doaj   +1 more source

Claw‐pole magnetic levitation torque motor for 2D valve with automatic neutral adjustment

open access: yesIET Electric Power Applications, 2023
In order to solve the problems of complex structure and the difficulty of neutral adjustment of the existing 2D valve electro‐mechanical converter, a kind of claw pole magnetic levitation torque motor (CPMLTM) was proposed, which automatically suspended ...
Jiahui Huang   +3 more
doaj   +1 more source

Urban air pollution and health inequities: a workshop report. [PDF]

open access: yes, 2001
Over the past three decades, an array of legislation with attendant regulations has been implemented to enhance the quality of the environment and thereby improve the public's health.
American Lung Association
core   +1 more source

Climate Change Penalty to Ozone Air Quality: Review of Current Understandings and Knowledge Gaps

open access: yesCurrent Pollution Reports, 2019
Purpose of ReviewClimate warming may bear a penalty on future ozone air quality, even in the absence of changes in anthropogenic activities. This penalty has important implications for policy-making, but its quantification involves complex meteorological,
T. Fu, Heng Tian
semanticscholar   +1 more source

Tumor‐stromal crosstalk and macrophage enrichment are associated with chemotherapy response in bladder cancer

open access: yesFEBS Open Bio, EarlyView.
Chemoresistance in bladder cancer: Macrophage recruitment associated with CXCL1, CXCL5 and CXCL8 expression is characteristic of Gemcitabine/Cisplatin (Gem/Cis) Non‐Responder tumors (right side) while Responder tumors did not show substantial tumor‐stromal crosstalk (left side). All biological icons are attributed to Bioicons: carcinoma, cancerous‐cell‐
Sophie Leypold   +11 more
wiley   +1 more source

Multilayer air gap winding designs for electric machines: theory, design, and characterisation

open access: yesThe Journal of Engineering, 2019
Here, the authors present a magnetic circuit design with a multilayer air gap winding. This design provides a new degree of freedom in the design process.
Norman Borchardt   +4 more
doaj   +1 more source

A Review of Rail Research Relevant to the Case for Increased Rail Investment. [PDF]

open access: yes, 1993
The purpose of this paper is to provide a review of rail transport research which has a bearing on the case of increased rail investment. The paper focuses on research which has been conducted on the demand for rail travel, both passenger and freight ...
Fowkes, A.S.   +4 more
core  

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Immediate versus water-storage performance of Class V flowable composite restoratives [PDF]

open access: yes, 2006
Objectives The aims of this investigation were to clarify the effects of 24 h water-storage and finishing time on mechanical properties and marginal adaptation to a Class V cavity of eight modern flowable resin-composites.
Hatanaka, Kenji   +3 more
core   +1 more source

Dapagliflozin prevents methylglyoxal‐induced retinal cell death in ARPE‐19 cells

open access: yesFEBS Open Bio, EarlyView.
Diabetic macular oedema is a diabetes complication of the eye, which may lead to permanent blindness. ARPE‐19 are human retinal cells used to study retinal diseases and potential therapeutics. Methylglyoxal is a compound increased in uncontrolled diabetes due to elevated blood glucose.
Naina Trivedi   +7 more
wiley   +1 more source

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