Results 81 to 90 of about 439,830 (379)

High‐Throughput Encapsulation of Stem Cells: Characterizing Dynamic Culture Variability With a Millifluidic Approach

open access: yesAdvanced Healthcare Materials, EarlyView.
A high throughput millifluidic encapsulation platform is engineered and standardized. The system's output allows the monitoring of cell expansion in strong dynamic conditions. High polymer crosslinking leads to higher cell proliferation and lower cell growth on microgel's surface.
Oscar Fabian García‐Aponte   +6 more
wiley   +1 more source

Real Income Stagnation of Countries, 1960-2001 [PDF]

open access: yes
We examine the phenomenon of real-income stagnation in a large cross-section of countries during the last four decades. Stagnation is defined as negligible or negative growth extending over a number of years.
Camelia Minoiu, Sanjay G. Reddy
core   +3 more sources

e-Government Lessons from South Africa 2001-2011: Institutions, State of Progress and Measurement

open access: yesThe African Journal of Information and Communication, 2012
Electronic governance is the future of public governance globally. Governments that do not make the transition from paper-based systems of public administration to electronic platforms of public governance may swiftly undermine their chances of ...
Fanie Cloete
doaj   +1 more source

Materials and Device Engineering Perspective: Recent Advances in Organic Photovoltaics

open access: yesAdvanced Materials, EarlyView.
This review article provides a comprehensive overview of recent advances in organic photovoltaics (OPVs), covering key aspects such as material development, morphology control, stability challenges, and emerging applications—including semitransparent OPVs.
Ying Zhang   +4 more
wiley   +1 more source

Understanding the Role of Superhydrophobicity on Heat Transfer Enhancement During Dropwise Condensation in Humid Air Flow

open access: yesAdvanced Materials Interfaces, EarlyView.
This study explores the performance of superhydrophobic surfaces during condensation from humid air, showing a 30%–40% heat transfer enhancement at high air velocities, but no advantage at low velocities. Improved droplet removal and vapor mass transfer through the non‐condensable gas layer explain the effect, clarifying operating conditions for ...
Antonio Abbatecola   +6 more
wiley   +1 more source

Investigation of Exothermic Behaviors of Energetic Particles in Microfluidics Channels

open access: yesAdvanced Materials Technologies, EarlyView.
Scheme and representative frames of delivery, ignition, and combustion process of core@shell Al@CuO energetic material in a microchannel. The electrical discharge occurred at the throat of microchannel leads to the combustion of the energetic reaction, causing the formation of high‐momentum butterfly‐shaped jet at the throat.
Alex Baranovsky   +4 more
wiley   +1 more source

On Secular Stagnation and Low Interest Rates: Demography Matters

open access: yesInternational Finance, 2017
Nominal and real interest rates in advanced economies have been decreasing since the mid-1980s and reached historical low levels in the aftermath of the global financial crisis.
G. Ferrero, M. Gross, S. Neri
semanticscholar   +1 more source

Clinical Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the exciting field of soft robots for medical applications. It delves into the critical challenges facing their development, including material selection, cytotoxicity, and locomotion limitations. The review then examines promising avenues for overcoming these hurdles and achieving clinical translation.
Kailas Mahipal Malappuram   +3 more
wiley   +1 more source

Targeting GPX4 to Induce Ferroptosis Overcomes Chemoresistance Mediated by the PAX8‐AS1/GPX4 Axis in Intrahepatic Cholangiocarcinoma

open access: yesAdvanced Science, EarlyView.
PAX8‐AS1 drives chemoresistance in intrahepatic cholangiocarcinoma by activating NRF2‐mediated GPX4 transcription and stabilizing GPX4 mRNA via IGF2BP3. Targeting the PAX8‐AS1/GPX4 axis with a GPX4 inhibitor enhances the efficacy of gemcitabine and cisplatin in preclinical models, offering a promising strategy to overcome chemotherapy resistance in ...
Zhi‐Wen Chen   +13 more
wiley   +1 more source

Complete stagnation of gmres

open access: yesLinear Algebra and its Applications, 2003
AbstractWe study problems for which the iterative method gmres for solving linear systems of equations makes no progress in its initial iterations. Our tool for analysis is a nonlinear system of equations, the stagnation system, that characterizes this behavior.
Dianne P. O'Leary   +2 more
openaire   +2 more sources

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