Results 21 to 30 of about 342,484 (322)

Quantum dot-labelled polymer beads by suspension polymerisation [PDF]

open access: yes, 2003
CdSe quantum dots with polymerisable ligands have been incorporated into polystyrene beads, via a suspension polymerisation reaction, as a first step towards the optical encoding of solid supports for application in solid phase organic ...
Cummins, Siobhan S.   +7 more
core   +2 more sources

Expandable polystyrene beads: Preexpansion processing

open access: yesAdvances in Polymer Technology, 1984
AbstractBecause the expansion of expandable polystyrene beads (EPS) results in a reduction in bulk density of more than one‐thirtieth, the beads require a pre‐expansion step prior to the final molding operation. Hence, the pre‐expansion process has become an important unit operation for foamed bead molders.
Richard Wm. Tock   +2 more
openaire   +1 more source

Refractometry of organosilica microspheres [PDF]

open access: yes, 2007
The refractive index of novel organosilica (nano/micro)material is determined using two methods. The first method is based on analysis of optical extinction efficiency of organosilica beads versus wavelength, which is obtained by a standard laboratory ...
Alexandrov   +22 more
core   +2 more sources

Effect of N-vinylimidazole comonomer on blood plasma protein and endogenous toxin adsorption on mesoporous copolymer beads

open access: yesBiomedical Engineering Advances, 2022
N-vinylimidazole-divinylbenzene (VI-DVB) copolymer beads with a N-vinylimidazole (VI) weight content ranging from 7% to 15% were studied as possible adsorbents for hemoperfusion and compared with the cross-linked polystyrene beads from commercial devices.
Lennart Ljunggren   +6 more
doaj   +1 more source

Transfer of Fas (CD95) protein from the cell surface to the surface of polystyrene beads coated with anti-Fas antibody clone CH-11

open access: yesEuropean Journal of Histochemistry, 2010
Mouse monoclonal anti-Fas (CD95) antibody clone CH-11 has been widely used in research on apoptosis. CH-11 has the ability to bind to Fas protein on cell surface and induce apoptosis.
H. Sawai, N. Domae
doaj   +1 more source

Microplastic Consumption and Its Effect on Respiration Rate and Motility of Calanus helgolandicus From the Marmara Sea

open access: yesFrontiers in Marine Science, 2020
Consumption rates of polystyrene microplastics (beads of 6, 12, and 26 μm diameter) and their effects on energy metabolism and motor activity of the copepod Calanus helgolandicus living in the Marmara Sea were investigated.
Melek Isinibilir   +8 more
doaj   +1 more source

Trapping and Sorting Micro-Nano Particles in a Dynamic Optical Sieve

open access: yesIEEE Photonics Journal, 2022
We propose a novel strategy for optical trapping and sorting of micro-nano particles that does not involve the flow of the immersion medium. The method employs the size- and velocity-dependent response of suspended polystyrene particles to the optical ...
Jian Chen   +5 more
doaj   +1 more source

Interaction of antithrombin III with surface-immobilized albumin-heparin conjugates [PDF]

open access: yes, 1995
The interaction between antithrombin III (ATIII) and albumin-heparin conjugates covalently coupled onto carboxylated polystyrene beads either in buffer containing albumin or in plasma was studied using 14C-labeled ATIII.
Delden, C.J. van   +2 more
core   +3 more sources

Broad-Range Magnetic Relaxation Switching Bioassays Using Click Chemistry-Mediated Assembly of Polystyrene Beads and Magnetic Nanoparticles.

open access: yesACS Sensors, 2019
Magnetic relaxation switching assays with a broad and tunable detection range can greatly improve current magnetic sensors for biochemical detections, but it remains challenging in terms of the limited detection range and low sensitivity.
Yunlei Xianyu   +5 more
semanticscholar   +1 more source

Designing hollow nano gold golf balls. [PDF]

open access: yes, 2014
Hollow/porous nanoparticles, including nanocarriers, nanoshells, and mesoporous materials have applications in catalysis, photonics, biosensing, and delivery of theranostic agents.
Anzenberg, Paula   +11 more
core   +1 more source

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