Hydrogels from polymer for biomedical applications by Teo, Man Ru

“…While previous studies have examined the effects of cations on the gelation process of kappa-carrageenan, the studies were focused on Group I cations. …”
Get full text

Localized structural and bulk effects in hybrid organic-inoraginc perovskites by Wong, Walter Pei De

“…Remarkably, all three polymorphs show distinct cationic dynamics, even though IMI2PbBr4 and IMI3PbBr5 are structurally very similar. …”
Get full text

High-pressure Response in Two-dimensional Perovskites with Fluorinated Organic Spacers by Ong, Brandon Toon Sheng

“…However, the presence of the large organic spacer cation hinders the charge transport, which lowers the power conversion efficiency in 2D OIHP. …”
Get full text

Electrochemical oxidation of vitamin e (α-toh) inside artificial lipid multilayers. by Lau, Charmaine.

“…α-Tocopherol is electrochemically converted into α-tocopherol quinone via an intermediate α-tocopherol phenoxonium cation. It is a chemically irreversible process which occurs readily in the presence of water. …”
Get full text

2-amino-5-chloropyrimidin-1-ium hydrogen maleate by Fun, Hoong-Kun., Hemamalini, Madhukar., Rajakannan, Venkatachalam.

“…In the title salt, C4H5ClN3+·C4H3O4-, the 2-amino-5-chloropyrimidinium cation is protonated at one of its pyrimidine N atoms. …”
Get full text
Get full text

Stereoselective cyclisation cascades mediated by carbon electrophiles to access novel polycyclic scaffolds by Aynetdinova, DA

“…<p>The research outlined in this thesis describes the progress achieved in carbon electrophile-triggered cationic cyclisation cascades. The cation-initiated polyene cyclisation to form carbocyclic rings, as well as heterocyclisation to form novel lactones, has been explored. …”

Vision based target tracking for autonomous vehicles by Jia, Zhen

“…In this thesis, problems such as data fusion, image features extraction, region of interest identi?cation, target state estimation and tracking have been closely studied. …”
Get full text

Positively-Coated Nanofiltration Membranes for Lithium Recovery from Battery Leachates and Salt-Lakes: Ion Transport Fundamentals and Module Performance by Foo, Zi Hao, Liu, Suwei, Kanias, Lucy, Lee, Trent R., Heath, Samuel M., Tomi, Yasuhiro, Miyabe, Tomotsugu, Keten, Sinan, Lueptow, Richard M., Lienhard, John H.

“…Molecular dynamics analyses reveal that the ammonium groups create an electrostatic barrier at low pH, selectively hindering multivalent cation transport. This is corroborated by the Coulombic attraction between cations and carboxylate groups, along with a repulsive barrier from ammonium groups. …”
Get full text

Ca3Co4O9 thermoelectric thin films by pulsed laser deposition by Sun, Ting

Get full text

Optimal investment-reinsurance strategy on dynamic mean-variance problem with stochastic volatility by Sun, Jingya

“…Then a viscosity solution of Hamilton-Jacobi-Bellman (HJB) equations is identifi ed so as to derive the e fficient frontier and e fficient strategies explicitly by a verfi cation theorem. An extension on solving the problem under the stochastic volatility model will be studied as well.…”
Get full text

Studying the effect of Eu3+ ion doping in perovskite solar cells by Muhammad Amir Mohamad Kamal

“…Research efforts have been devoted into the triple cation based organic-inorganic hybrid perovskite formulation of Cs0.05(MA0.17FA0.83)0.95Pb(I0.83Br0.17)3 as it is able to address the chemical and thermal stability of mixed cation perovskite. …”
Get full text

Using an ER-specific optogenetic mechanostimulator to understand the mechanosensitivity of the endoplasmic reticulum by Song, Yutong, Zhao, Zhihao, Xu, Linyu, Huang, Peiyuan, Gao, Jiayang, Li, Jingxuan, Wang, Xuejie, Zhou, Yiren, Wang, Jinhui, Zhao, Wenting, Wang, Likun, Zheng, Chaogu, Gao, Bo, Jiang, Liwen, Liu, Kai, Guo, Yusong, Yao, Xiaoqiang, Duan, Liting

“…To fill the knowledge gap, after developing a light-inducible ER-specific mechanostimulator (LIMER), we identify that mechanostimulation of ER elicits a transient, rapid efflux of Ca2+ from ER in monkey kidney COS-7 cells, which is dependent on the cation channels transient receptor potential cation channel, subfamily V, member 1 (TRPV1) and polycystin-2 (PKD2) in an additive manner. …”
Get full text

End point detection of weld seam removal in robotic abrasive belt grinding process based on computer vision and deep learning by Murugan, Pushparaja

“…Though the hyper-parameters are selected by trial and error methods, proposed network has the high precision and recall values in detection and classi cation of the weld seam stages. Since the architecture depends on the global statistical information of weld seam images, the same network can be implemented in classi cation of any materials.…”
Get full text

Multiscale corner detection based on wavelet transform and scale-space theory by Gao, Xinting

“…For the CCD methods, the thesis provides an overview of the existing corner detection methods for contour images covering classi¯cation, comparison and performance evaluation.…”
Get full text

Current-density-dependent electroplating in Ca electrolytes: from globules to dendrites by Pu, S, Gong, C, Gao, X, Ning, Z, Yang, S, Marie, J-J, Liu, B, House, R, Hartley, G, Luo, J, Bruce, PG, Robertson, A

“…Multivalent cation rechargeable batteries, including those based on Ca, Mg, Al, etc., have attracted considerable interest as candidates for beyond Li-ion batteries. …”

Ultrafast exciton-phonon coupling and energy transfer dynamics in quasi-2D layered Ruddlesden-Popper perovskites by Zhang, X, Zhou, J, Zheng, F, Yang, B, Jha, A, Duan, H

“…Coherent vibrational signals identify key lattice and organic cation modes, providing insights into their role in energy dissipation. …”

Bisguanidiums catalyzed enantioselective oxidation of sulfides to sulfoxides by Ye, Xinyi

“…Our novel catalyst solves the former problem by oxygen transfer anion, and the later problem is solved by our chiral cation. This process would be leaded by electron force and π-π interaction between substrates and catalyst as proposed.…”
Get full text

Atomic structure of the open SARS-CoV-2 E viroporin by Medeiros-Silva, João, Dregni, Aurelio J., Somberg, Noah H., Duan, Pu, Hong, Mei

“…The envelope (E) protein of the SARS-CoV-2 virus forms cation-conducting channels in the endoplasmic reticulum Golgi intermediate compartment (ERGIC) of infected cells. …”
Get full text

Direct observation of the ultrafast dynamics of ionized biomolecules in aqueous solution by Muhammad Shafiq Mohd Yusof

“…Moreover, the study on ionized phenol, the sidechain of tyrosine, investigates the ultrafast proton transfer dynamics of the phenol radical cation in aqueous solution. Our experimental results are complemented with density functional theory (DFT) calculations.…”
Get full text

Suppressed deep traps and bandgap fluctuations in Cu2CdSnS4 solar cells with ≈8% efficiency by Hadke, Shreyash, Levcenko, Sergiu, Gautam, Gopalakrishnan Sai, Hages, Charles J., Márquez, José A., Izquierdo-Roca, Victor, Carter, Emily A., Unold, Thomas, Wong, Lydia Helena

“…Detailed investigation of the Cu2CdSnS4 series with varying Cu/[Cd+Sn] ratios highlights the importance of Cu-poor composition, presumably via the presence of VCu, in improving the optoelectronic properties of the cation-substituted absorber. Finally, a 7.96% efficient Cu2CdSnS4 solar cell is demonstrated, which shows the highest efficiency among fully cation-substituted absorbers based on Cu2ZnSnS4.…”
Get full text