Hydrogen atoms can be located accurately and precisely by x-ray crystallography

M Woińska, S Grabowsky, PM Dominiak, K Woźniak… - Science …, 2016 - science.org
Precise and accurate structural information on hydrogen atoms is crucial to the study of
energies of interactions important for crystal engineering, materials science, medicine, and …

[PDF][PDF] Quantitative analysis of intermolecular interactions in orthorhombic rubrene

VR Hathwar, M Sist, MRV Jørgensen, AH Mamakhel… - IUCrJ, 2015 - journals.iucr.org
Rubrene is one of the most studied organic semiconductors to date due to its high charge
carrier mobility which makes it a potentially applicable compound in modern electronic …

[PDF][PDF] Hirshfeld atom refinement

SC Capelli, HB Bürgi, B Dittrich, S Grabowsky… - IUCrJ, 2014 - journals.iucr.org
Hirshfeld atom refinement (HAR) is a method which determines structural parameters from
single-crystal X-ray diffraction data by using an aspherical atom partitioning of tailor-made …

A guided tour through modern charge density analysis

C Gatti, P Macchi - Modern Charge-Density Analysis, 2011 - Springer
A concise summary is provided on the basic aspects of charge density (CD) analysis and an
overview of the charge density research and developments over the last 10 years. A glimpse …

Revealing non‐covalent interactions in molecular crystals through their experimental electron densities

G Saleh, C Gatti, L Lo Presti… - … –A European Journal, 2012 - Wiley Online Library
Non‐covalent interactions (NCI) define the rules underlying crystallisation, self‐assembly
and drug–receptor docking processes. A novel NCI descriptor, based on the reduced …

The advent of quantum crystallography: form and structure factors from quantum mechanics for advanced structure refinement and wavefunction fitting

S Grabowsky, A Genoni, SP Thomas… - 21st Century Challenges …, 2020 - Springer
X-ray diffraction experiments contain much more information than the information usually
exploited for structure determination. In quantum crystallography, quantum mechanical …

Experimental evidence for 'carbon bonding'in the solid state from charge density analysis

SP Thomas, MS Pavan, TNG Row - Chemical Communications, 2014 - pubs.rsc.org
The validity of the newly proposed 'carbon bonding', an interaction where a carbon atom
acts as an electrophilic site towards a variety of nucleophiles, has been investigated in the …

Electronic and crystal packing effects in terms of static and kinetic force field features: Picolinic acid N-oxide and methimazole

SV Kartashov, SA Shteingolts, AI Stash… - Crystal Growth & …, 2023 - ACS Publications
Herein, we experimentally obtained and studied the inner-crystal scalar potential fields and
the associated vector force fields of static and kinetic nature in picolinic acid N-oxide (PANO) …

The QTAIM Approach to Chemical Bonding Between Transition Metals and Carbocyclic Rings: A Combined Experimental and Theoretical Study of (η5-C5H5) Mn (CO …

LJ Farrugia, C Evans, D Lentz… - Journal of the American …, 2009 - ACS Publications
Experimental charge densities for (C5H5) Mn (CO) 3 (2),(η6-C6H6) Cr (CO) 3 (3), and (E)-
{(η5-C5H4) CF CF (η5-C5H4)}(η5-C5H5) 2Fe2 (4) have been obtained by multipole …

An improved experimental databank of transferable multipolar atom models–ELMAM2. Construction details and applications

S Domagała, B Fournier, D Liebschner… - … A: Foundations of …, 2012 - journals.iucr.org
ELMAM2 is a generalized and improved library of experimentally derived multipolar atom
types. The previously published ELMAM database is restricted mostly to protein atoms. The …