Found 14748 results, showing the newest relevant preprints. Sort by relevancy only.Update me on new preprints

Bidentate Chiral Bis(imidazolium)-Based Halogen Bond Donors: Synthesis and First Applications in Enantioselective Recognition and Catalysis

This represents the first case in which asymmetric induction was realized with a pure halogen bond donor lacking any additionally active functional groups. Expand abstract.
18279 days ago
5/10 relevant
chemRxiv

Mechanosynthesis of Noels-type NHC-Ruthenium Complexes and Applications in ROMP

Evaluation of the complexes in the Ring-Opening Metathesis Polymerization of norbornene in different solvent, including non-toxic ones, showed a high catalytic activity for one of them, comparable to the one of Noels catalyst. Expand abstract.
18279 days ago
7/10 relevant
chemRxiv

SEA Ligation Is Accelerated at Mildly Acidic pH. Application to the Formation of Difficult Peptide Junctions

The protocols describe the formation of a valyl-cysteinyl peptide bond between two model peptides. Expand abstract.
18279 days ago
7/10 relevant
chemRxiv

Effective Hamiltonians Derived from Equation-of-Motion Coupled-Cluster Wave-Functions: Theory and Application to the Hubbard and Heisenberg Hamiltonians

Artifacts affecting the quality of electronic structure calculations such as spin contamination are also discussed. Expand abstract.
18279 days ago
7/10 relevant
chemRxiv

Enantioselective Synthesis of Cyclopropanone Equivalents and Application to the Synthesis of β-Lactams

The utility of these cyclopropanone surrogates is demonstrated in a mild and stereospecific formal [3+1] cycloaddition with simple hydroxylamines acting here as nitrene equivalents, leading to the efficient formation of chiral β-lactam derivatives. Expand abstract.
18279 days ago
7/10 relevant
chemRxiv

Imine as a Linchpin Approach for Distal C(sp2)–H Functionalization

Despite the widespread applications of C–H functionalization, controlling site selectivity remains a significant challenge. Expand abstract.
18279 days ago
5/10 relevant
chemRxiv

Rheological Properties and Application of Molasses Modified Bitumen in Hot Mix Asphalt (HMA)

Overall, this study revealed that treated molasses can be used as a partial replacement to enhance the rheological properties of the base bitumen and thus it can potentially be used to produce a sustainable bio-asphalt binder. Expand abstract.
8 hours ago
5/10 relevant
Preprints.org

Hyperbolic Numbers in Modeling Genetic Phenomena

Applications of hyperbolic numbers reveal hidden interrelations between structures of different biological and physical phenomena. Expand abstract.
1 day ago
9/10 relevant
Preprints.org

Optimized implementation of the conjugate gradient algorithm for FPGA-based platforms using the Dirac-Wilson operator as an example

Hence, our software can serve as a backbone for many applications which are expected to gain a significant boost factor on FPGA accelerators. Expand abstract.
1 day ago
4/10 relevant
arXiv

Image Segmentation Using Deep Learning: A Survey

Recently, due to the success of deep learning models in a wide range of vision applications, there has been a substantial amount of works aimed at developing image segmentation approaches using deep learning models. Expand abstract.
1 day ago
4/10 relevant
arXiv