Results 81 to 90 of about 592 (175)

Research Progress on Biomaterials with Immunomodulatory Effects in Bone Regeneration

Advanced Science, Volume 12, Issue 33, September 4, 2025.
This review highlights recent advanced in immunomodulatory biomaterials for bone repair, focusing on design strategies, immune interactions, and clinical potential. Abstract The immune system plays a pivotal role in bone regeneration, and biomaterials engineered to modulate immune responses present a promising strategy for the treatment of extensive ...
Jianan Li, Ying Qu, Bingyang Chu, Tingkui Wu, Meng Pan, Dong Mo, Lang Li, Yang Ming, Yun Yang, Meng Wang, Xinlong He, Zhiyong Qian   +11 more
wiley   +1 more source

Sulfonated polyether ether ketone and hydrated tin oxide proton conducting composites for direct methanol fuel cell applications

, 2008
Composite membranes based on sulfonated polyether ether ketone (SPEEK) and hydrated tin oxide (SnO2·nH2O) were prepared and characterized. The formation of the composite substantially modified the properties of SPEEK in terms of durability and ...
Licoccia, S, Traversa, E, D'Epifanio, A, LICOCCIA, SILVIA, TRAVERSA, ENRICO, D'EPIFANIO, ALESSANDRA, Mecheri, B   +6 more
core   +1 more source

Experimental Investigation on CO2 and CH4 Gas Separation Using SPEEK/PVA/ZnO Polymer Nanocomposite Membranes for Greenhouse Gas Emissions Reduction and Environmental Improvement [PDF]

Iranian Journal of Chemistry & Chemical Engineering
Reducing greenhouse gas emissions is a critical environmental challenge, with fossil fuel consumption and deforestation as major contributors to rising CO2 levels.
Ahmad Bahreini, Arezoo Ghadi, Mojtaba Masoumi   +2 more
doaj   +1 more source

Overcoming the Trade-Off between Methanol Rejection and Proton Conductivity via Facile Synthesis of Crosslinked Sulfonated PEEK Proton Exchange Membranes

Applied Sciences
In this work, homogeneous, thin-film proton exchange membranes (PEMs) with superior proton conductivities and high methanol rejection were fabricated via a facile synthesis procedure.
Stef Depuydt, Lucy Traub, Gilles Van Eygen, Santosh Kumar, Georg Held, Bart Van der Bruggen   +5 more
doaj   +1 more source

Electrochemical behaviour of PBI-based vanadium redox flow battery membranes [PDF]

MATEC Web of Conferences
Energy Storage System (ESS) has a critical role in ensuring the reliability and efficiency of energy supply. The Vanadium Redox Flow Batteries (VRFBs) are a promising solution because it is reliable, fire-safe, and a sustainable energy storage system ...
Mampa Kagiso, Popoola Patricia, Raji Sadiq, Dada Modupeola   +3 more
doaj   +1 more source

Preparation and characterization of electrospun sulfonated poly (ether ether ketone) crosslinked strontium for proton exchange membrane / Engku Safiah Engku Indong [PDF]

, 2021
Poly ether ether ketone (PEEK)s have been considered as a candidate material for membrane in PEMFC due to their good mechanical strength, high chemical, and thermal stability, and high proton conductivit. Strontium (Sr) cross-linked nanofibrous membranes
Engku Indong, Engku Safiah
core  

Improved performance and durability of sulfonated polyether ether ketone/cerium phosphate composite membrane for proton exchange membrane fuel cells

, 2019
In this study, a new cerium phosphate (CePO4)-doped sulfonated polyether ether ketone (SPEEK) composite membranes were synthesized by using solution casting method with different CePO4 loading.
TAŞDEMİR, HACI MEHMET, ŞAHİN, ALPAY, AR, İRFAN   +2 more
core   +1 more source

Performance of high sulfonated poly(ether ether ketone) improved with microcrystalline cellulose and 2,3-dialdehyde cellulose for proton exchange membranes

Materials for Renewable and Sustainable Energy
Sulfonated poly (ether ether ketone) (SPEEK) has received substantial attention for its potential to improve the electrochemical behavior and thermomechanical capabilities of direct methanol fuel cells. This study examines how the integration by solution
Mohamed Amine Ben Moussa, Zakarya Ahmed, Khaled Charradi, Boutheina Ben Fraj, Sami Boufi, Andreas Koschella, Thomas Heinze, Sherif M. A. S. Keshk, Ibtissem Ben Assaker   +8 more
doaj   +1 more source

MXene potassium titanate nanowire/sulfonated polyether ether ketone (SPEEK) hybrid composite proton exchange membrane for photocatalytic water splitting. [PDF]

RSC Adv, 2021
Waribam P, Jaiyen K, Samart C, Ogawa M, Guan G, Kongparakul S.   +5 more
europepmc   +1 more source

Nanocomposite membranes prepared from sulfonated polyether ether ketone (SPEEK) and nanocaly for enhancement of fuel cell properties

, 2017
Sulfonated polyether ether ketone (SPEEK) polymer nanocomposite membranes were fabricated by incorporating nanoclays (e.g., cloisite 30B) and bentonite into the SPEEK polymer matrix. The SPEEK, SPEEK/cloisite, SPEEK/bentonite and SPEEK/cloisite/bentonite
Das, D. B., Arthanareeswaran, G., Vikas Kumar, Jaafar, J., Ismail, A. F., G. Arthanareeswaran, A.F. Ismail, Diganta B. Das, Kumar, V., Juhana Jaafar   +9 more
core   +1 more source