Results 101 to 110 of about 40,530 (240)

Perancangan dan Analisis Kinerja Pengkodean Audio Multichannel Dengan Metode Closed Loop

open access: yesJurnal Nasional Teknik Elektro, 2014
The latest international standardized codec is MPEG Surround. But the open-loop system of the MPEG Surround not able to minimize errors. In this research, the design and performance analysis of the audio coding in MPEG Surround with closed-loop method ...
Muhammad Sobirin, Ikhwana Elfitri
doaj   +1 more source

Coupled Environmental Effects in Competitive Inhibition of Dynamic Hydrazone Hydrogels

open access: yesMacromolecular Rapid Communications, EarlyView.
Environment Alters Competitive Inhibition of Crosslinks. Ion concentration, pH, and buffer composition govern exchange kinetics and network stability in dynamic benzyl‐hydrazone hydrogels. These factors are particularly important when utilizing small‐molecule competitors for enhanced control over gel mechanics, underscoring the need to control the ...
Sirilak Mekcham   +5 more
wiley   +1 more source

An investigation of an MPEG-4 embedded spatial digital watermark developed for tamper detection and characterization [PDF]

open access: yes, 2003
The widespread adoption of digital video techniques has generated a requirement for authenticity verification in applications such as criminal evidence, insurance claims and commercial databases.
Knowles, HD   +3 more
core   +1 more source

Natural Polysaccharides for Rheumatoid Arthritis Therapy: Mechanism, Drug Delivery and Clinical Application

open access: yesPhytotherapy Research, EarlyView.
Schematic overview of the experimental models, therapeutic mechanisms, drug delivery systems, and clinical potential of natural polysaccharides in rheumatoid arthritis. ABSTRACT Rheumatoid arthritis (RA) is a systemic autoimmune disease characterized primarily by chronic synovitis.
Luxin Li   +14 more
wiley   +1 more source

A Biomimetic Breast Tumor‐On‐Chip Platform Reveals Mesenchymal Marker Upregulation Following Gold Nanorod Photothermal Therapy

open access: yesSmall, EarlyView.
A biomimetic microfluidic tumor‐on‐chip platform was designed to uncover subtype‐dependent responses to nanoparticle‐mediated photothermal therapy in breast cancer spheroids. The platform establishes a physiologically relevant and controllable 3D system for precision evaluation of nanophotothermal cancer therapies.
Camila A. Salvego   +6 more
wiley   +1 more source

Mechano‐Chemical Coordination of Nanoparticle‐Based Artificial Antigen‐Presenting Cells Synergistically Tunes T Cell Activation and Expansion Phenotypes

open access: yesSmall, EarlyView.
Mechanically distinct nano artificial antigen‐presenting cells with independently controlled antibody density are used to reveal how physical and biochemical cues jointly regulate human T‐cell activation. Increasing stiffness and antibody density accelerates activation, enhances expansion, and promotes effector‐associated differentiation, whereas ...
Zichao Guo   +7 more
wiley   +1 more source

Patterning of Artificial Cell Populations Via Laser Induced Forward Transfer for Controlled and Localized Cargo Uptake and Release

open access: yesSmall, EarlyView.
Polypeptide‐based complex coacervate artificial cells were prepared in situ within a viscoelastic matrix and adhered to the biomaterial ink, which was subsequently LIFT‐printed. The artificial cells preserved their structural stability during printing and retained biologically relevant properties, showing controlled cargo uptake and release ...
Yiğitcan Sümbelli   +6 more
wiley   +1 more source

Harnessing the nonthermal effects of ultrasound for cancer treatment: From mechanisms to applications

open access: yesSmart Molecules, EarlyView.
Nonthermal ultrasound transforms acoustic energy into diverse therapeutic bioeffects through cavitation, mechanical stimulation, and physicochemical activation. This review discusses how acoustic parameters, biological mechanisms, and responsive materials interact to influence nonthermal ultrasound‐enabled cancer therapies. Mechanism‐guided engineering
Liu Wang   +5 more
wiley   +1 more source

Smart mesoporous silica nanoparticles for precision cancer therapy: Tumor targeting and stimuli‐responsive controlled release

open access: yesSmart Molecules, EarlyView.
Smart mesoporous silica nanoparticles integrate tunable pore structures, molecular gates, targeting ligands, and stimuli‐responsive components to achieve controlled drug release for precision cancer therapy. This review highlights design principles, therapeutic applications, and future directions in immunotherapy, biodegradability, biosafety, and ...
Majdi Al‐Amili, Lei Lei, Zhu Jin
wiley   +1 more source

Mpeg-21 in a backpack journalism scenario

open access: yes, 2005
The vision of MPEG-21 - the multimedia framework - is to enable transparent and augmented use of multimedia resources across a wide range of networks and devices used by different communities. As the initial standardization effort for MPEG-21 reaches its
G Drury (14634758)   +1 more
core  

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