Results 81 to 90 of about 13,533 (294)

Identification of Isocyanate Number on IPDI and TDI Due to Storage Period and Their Impact on Composite Solid Propellant

open access: yesReaktor
Isocyanate compounds serve as a curing agent in the production of composite propellants, playing a crucial role in determining their characteristics. Due to its high reactivity with moisture, it is essential to determine the isocyanate number of stored ...
Anita Pinalia, Ratnawati Ratnawati
doaj   +1 more source

A Quantitative Printability Framework for Programmable Assembly of Pre‐Vascular Patterns via Laser‐Induced Forward Transfer

open access: yesAdvanced Healthcare Materials, EarlyView.
Laser‐Induced Forward Transfer (LIFT) is presented as a powerful micropatterning tool. An objective printability framework is developed to assess optimal printing parameter combinations. The technology is further explored for its ability to deterministically deposit microdroplets at predefined locations following CAD designs, enabling the patterning of
Cécile Bosmans   +8 more
wiley   +1 more source

Propelente sólido compósito polibutadiênico: I- influência do agente de ligação

open access: yesQuímica Nova, 2002
In the Brazilian Complete Spacial Mission, the research of Vehicle Satellite Launcher is important. The solid propellant composite used in this vehicle is made with ammonium perchlorate, aluminiun powder and hydroxy terminated polibutadiene resin. In the
Sciamareli Jairo   +3 more
doaj  

Advances in Bioprinting to Model Immune‐Mediated Skin Diseases

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores how 3D bioprinting drives innovation in developing in vitro skin models that mimic immune‐mediated diseases. It highlights current technologies, key applications in studying skin pathologies, and emerging challenges. The review points toward future opportunities for improving disease modeling and advancing therapeutic and cosmetic ...
Andrea Ulloa‐Fernández   +4 more
wiley   +1 more source

Feasibility of obtaining hypervelocity acceleration using propellant lined launch tubes Final report, 27 Sep. 1966 - 5 May 1970 [PDF]

open access: yes
Feasibility of explosive lining in launch tube for hypervelocity projectile ...
Rodenberger, C.   +2 more
core   +1 more source

Численное исследование зажигания смесевого топлива горячей частицей при неидеальном тепловом контакте [PDF]

open access: yes, 2015
The mathematical model of the solid-phase condensed substance ignition by a metal particle heated to high temperatures in disk-shape was developed under the imperfect thermal contact conditions on the particle - composite propellant border, caused by a ...
Вершинина, Ксения Юрьевна   +1 more
core  

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

Evaluation of supercritical cryogen storage and transfer systems for future NASA missions [PDF]

open access: yes
Conceptual designs of Space Transportation Vehicles (STV), and their orbital servicing facilities, that utilize supercritical, single phase, cryogenic propellants were established and compared with conventional subcritical, two phase, STV concepts.
Arif, Hugh   +2 more
core   +1 more source

Microneedle Technology in Psoriasis Management: Mechanistic Insights, Technological Innovation, Clinical Progress, and Challenges

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores the evolving role of microneedle systems in psoriasis management, highlighting their potential for enhanced drug delivery, diagnosis, and disease monitoring. It also discusses unmet clinical needs for psoriasis management and technical challenges, while outlining strategic directions to advance microneedle integration into routine ...
Fatma Moawad   +3 more
wiley   +1 more source

Parameters Affecting the Erosive Burning of Solid Rocket Motor

open access: yesMATEC Web of Conferences, 2018
Increasing the velocity of gases inside solid rocket motors with low port-to-throat area ratios, leading to increased occurrence and severity of burning rate augmentation due to flow of propellant products across burning propellant surfaces (erosive ...
Abdelaziz Almostafa   +2 more
doaj   +1 more source

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