Results 71 to 80 of about 1,467,737 (309)

Laser‐Assisted Processing and Modification of Bioactive Glasses: A Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Laser technologies provide powerful tools to process and transform bioactive glasses for advanced biomedical applications. This review discusses laser‐matter interaction mechanisms, laser surface engineering, and laser‐assisted fabrication of scaffolds and nanofibers.
Antonio Riveiro   +8 more
wiley   +1 more source

Risk Impact Analysis on the Investment of Drinking Water Supply System Development using Project Risk Management

open access: yesInternational Journal of Technology, 2015
The development of a water supply system requires a high investment cost, and financial, environmental, and institutional aspects need to be considered. As major projects involving many stakeholders, drinking water supply projects become vulnerable to
Akhmad Hidayatno   +3 more
doaj   +1 more source

Optoelectrical Devices for Neural Interfacing: Engineering Integration, Stability, and Multimodal Sensing

open access: yesAdvanced Healthcare Materials, EarlyView.
Implantable optoelectrical devices are an effective resource for the modulation and monitoring of neural activity with high spatiotemporal resolution. This review discusses current challenges faced by these devices and outlines future perspectives for the development of next‐generation neural interfaces targeting chronic, multisite, and multimodal ...
Stella Aslanoglou   +4 more
wiley   +1 more source

The Value of Waiting to Invest [PDF]

open access: yes
This paper studies the optimal timing of investment in an irreversible project where the benefits from the project and the investment cost follow continuous-time stochastic processes.
Daniel Siegel, Robert L. McDonald
core  

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora   +17 more
wiley   +1 more source

INCREASE IN THE ROLE OF THE FINANCIAL SYNTHESIS REPORTS FOR ACCESSION OF THE EUROPEAN STRUCTURAL FUNDS [PDF]

open access: yes
European integration is supported through important financial resources in order to sustain the investment effort for aligning the business infrastructure and increase in the business competitiveness in order to fulfill the European Union standards.
Chirila Emil, Droj Laurentiu
core  

Evaluation of investment projects using traditional and fuzzy methods of analysis

open access: yesMathematical machines and systems, 2020
Financial analysis is one of the main tools and methods of modern investment design, where the projects are alternative or mutually exclusive, that is, the implementation of one of them makes it impossible or unreasonable to implement the others. It is understood that alternative investment projects have the same target orientation, that is, in the ...
openaire   +1 more source

Self‐Cooling Molecular Spin Qudits

open access: yesAdvanced Materials, EarlyView.
A material made of [GdEr] molecular dimers can encode a qudit and perform as a magnetic refrigerant. Microwave resonant pulses coherently manipulate its 16 spin states, while direct demagnetization measurements cool the material and a device down to temperatures below 1 K.
Elías Palacios   +12 more
wiley   +1 more source

Allocation of logistic risk-investment in public-private-partnership – use of fuzzy TOPSIS method

open access: yesMATEC Web of Conferences, 2018
Appropriate risk assessment related to the project, and then its distribution between partners is the core of cooperation in the framework of public-private partnership (PPP).
Kauf Sabina, Tłuczak Agnieszka
doaj   +1 more source

Earthquake vulnerability reduction program in Colombia : a probabilistic cost-benefit analysis [PDF]

open access: yes
Cost-benefit analysis is a standard tool for determining the efficiency of planned projects. But one of the major difficulties in risk mitigation investments is that benefits are by nature uncertain.
Ghesquiere, Francis   +2 more
core  

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