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Chemistry

D-Index
61
Citations
11131
World Ranking
9408
National Ranking
2652

Overview

Lawrence R. Sita is affiliated with the University of Maryland, College Park in the United States. Their research primarily focuses on the fields of materials science and chemistry, with a significant number of publications in related subfields. The main areas of study include organic chemistry, materials chemistry, biomaterials, polymers and plastics, as well as process chemistry and technology.

The scientist's work encompasses several key topics, including organometallic complex synthesis and catalysis, advanced polymer synthesis and characterization, biodegradable polymer synthesis and properties, crystallization and solubility studies, X-ray diffraction in crystallography, supramolecular self-assembly in materials, and polymer crystallization and properties. These topics reflect a broad interest in both the fundamental and applied aspects of polymer materials and their underlying chemistry.

Recent papers authored or co-authored by Lawrence R. Sita span a range of contemporary research themes. Notable publications include:

  • Stable Thermotropic 3D and 2D Double Gyroid Nanostructures with Sub-2-nm Feature Size from Scalable Sugar-Polyolefin Conjugates, 2021, Angewandte Chemie International Edition
  • Quantitative Validation of the Living Coordinative Chain-Transfer Polymerization of 1-Hexene Using Chromophore Quench Labeling, 2020, Macromolecules
  • Highly Versatile Strategy for the Production of Telechelic Polyolefins, 2022, ACS Macro Letters
  • Enantioselective Living Coordinative Chain Transfer Polymerization: Production of Optically Active End-Group-Functionalized (+)- or (−)-Poly(methylene-1,3-cyclopentane) via a Homochiral C1-Symmetric Caproamidinate Hafnium Initiator, 2020, ACS Catalysis
  • Temporal Control over Two- and Three-State Living Coordinative Chain Transfer Polymerization for Modulating the Molecular Weight Distribution Profile of Polyolefins, 2021, Angewandte Chemie International Edition

Lawrence R. Sita frequently collaborates with a number of researchers across their projects. Frequent co-authors include:

  • Peter Y. Zavalij
  • Charlotte M. Wentz
  • Wesley S. Farrell
  • Danyon M. Fischbach
  • Mark A. Wallace

Their publications are often found in specialized scientific journals and venues associated with chemistry and materials science. Frequent publication venues for their work include:

  • The Cambridge Structural Database
  • ACS Catalysis
  • Angewandte Chemie International Edition
  • Angewandte Chemie
  • ACS Macro Letters

Best Publications

  • Double Asymmetric Synthesis and a New Strategy for Stereochemical Control in Organic Synthesis

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  • Rates of Interfacial Electron Transfer through π-Conjugated Spacers

    Sandra B. Sachs;Stephen P. Dudek;Richard P. Hsung;Lawrence R. Sita

  • SELF-ASSEMBLY OF CONJUGATED MOLECULAR RODS : A HIGH-RESOLUTION STM STUDY

    Al-Amin Dhirani;Robert W. Zehner;Richard P. Hsung;Philippe Guyot-Sionnest

  • Tuning the Work Function of Gold with Self-Assembled Monolayers Derived from X−[C6H4−C⋮C−]nC6H4−SH (n = 0, 1, 2; X = H, F, CH3, CF3, and OCH3)

    Robert W. Zehner;Bradley F. Parsons;Richard P. Hsung;Lawrence R. Sita

  • Stereospecific Living Ziegler−Natta Polymerization of 1-Hexene

    Kumudini C. Jayaratne and;Lawrence R. Sita

  • Ex Uno Plures (“Out of One, Many”): New Paradigms for Expanding the Range of Polyolefins through Reversible Group Transfers

    Lawrence R. Sita

  • Self-assembled molecular rectifiers

    A. Dhirani;P.-H. Lin;P. Guyot-Sionnest;R. W. Zehner

  • Dramatic enhancement of activities for living Ziegler-Natta polymerizations mediated by "exposed" zirconium acetamidinate initiators: the isospecific living polymerization of vinylcyclohexane.

    Richard J. Keaton;Kumudini C. Jayaratne;David A. Henningsen;Lisa A. Koterwas

  • Living Ziegler−Natta Cyclopolymerization of Nonconjugated Dienes: New Classes of Microphase-Separated Polyolefin Block Copolymers via a Tandem Polymerization/Cyclopolymerization Strategy

    Kumudini C. Jayaratne;Richard J. Keaton;and David A. Henningsen;Lawrence R. Sita

  • Highly Efficient, Living Coordinative Chain-Transfer Polymerization of Propene with ZnEt2: Practical Production of Ultrahigh to Very Low Molecular Weight Amorphous Atactic Polypropenes of Extremely Narrow Polydispersity

    Wei Zhang;Lawrence R. Sita

  • Synthesis and Characterization of Unsymmetric Ferrocene-Terminated Phenylethynyl Oligomers Cp2Fe-[C.tplbond.C-C6H4]n-X, (X = SH, SMe, SOMe, and SO2Me)

    Richard P. Hsung;Christopher E. D. Chidsey;Lawrence R. Sita

  • 2,2,4,4,5,5-Hexakis(2,6-diethylphenyl)pentastanna[1.1.1]propellane: characterization and molecular structure

    Lawrence R. Sita;Richard D. Bickerstaff

  • Discrete, Multiblock Isotactic–Atactic Stereoblock Polypropene Microstructures of Differing Block Architectures through Programmable Stereomodulated Living Ziegler–Natta Polymerization†

    Matthew B. Harney;Yonghui Zhang;Lawrence R. Sita

  • Living Coordinative Chain-Transfer Polymerization and Copolymerization of Ethene, α-Olefins, and α,ω-Nonconjugated Dienes using Dialkylzinc as “Surrogate” Chain-Growth Sites

    Wei Zhang;Jia Wei;Lawrence R. Sita

  • Correction. Hexakis(2,4,6-triisopropylphenyl)cyclotristannane (R2Sn)3 and Tetrakis(2,4,6-triisopropylphenyl)distannene (R2Sn)2. Their Unprecedented Thermal Interconversion and the First Solution Spectral Characterization of a Distannene

    Satoru. Masamune;Lawrence R. Sita

  • Near-perfect conduction through a ferrocene-based molecular wire

    Stephanie A. Getty;Chaiwat Engtrakul;Lixin Wang;Rui Liu

  • Dinitrogen activation at ambient temperatures: new modes of H(2) and PhSiH(3) additions for an "End-On-Bridged" [Ta(IV)](2)(mu-eta(1):eta(1)-N(2)) complex and for the bis(mu-nitrido) [Ta(V)(mu-N)](2) product derived from facile NN bond cleavage.

    Masakazu Hirotsu;Philip P. Fontaine;Albert Epshteyn;Peter Y. Zavalij

  • Metal‐Mediated Production of Isocyanates, R3ENCO from Dinitrogen, Carbon Dioxide, and R3ECl

    Andrew J. Keane;Wesley S. Farrell;Brendan L. Yonke;Peter Y. Zavalij

  • Degenerative transfer living Ziegler-Natta polymerization: application to the synthesis of monomodal stereoblock polyolefins of narrow polydispersity and tunable block length.

    Yonghui Zhang;Richard J. Keaton;Lawrence R. Sita

  • Extreme N⋮N Bond Elongation and Facile N-Atom Functionalization Reactions within Two Structurally Versatile New Families of Group 4 Bimetallic “Side-on-Bridged” Dinitrogen Complexes for Zirconium and Hafnium

    Masakazu Hirotsu;Philip P. Fontaine;Peter Y. Zavalij;Lawrence R. Sita

  • Aufbaureaktion Redux: Scalable Production of Precision Hydrocarbons from AlR3 (R=Et or iBu) by Dialkyl Zinc Mediated Ternary Living Coordinative Chain‐Transfer Polymerization

    Jia Wei;Wei Zhang;Lawrence R. Sita

Frequent Co-Authors

Peter Y. Zavalij
Peter Y. Zavalij University of Maryland, College Park
James C. Fettinger
James C. Fettinger University of California, Davis
Richard P. Hsung
Richard P. Hsung University of Wisconsin–Madison
Michael S. Fuhrer
Michael S. Fuhrer Monash University
Louise M. Liable-Sands
Louise M. Liable-Sands University of Delaware
Christopher E. D. Chidsey
Christopher E. D. Chidsey Stanford University
Weitao Yang
Weitao Yang Duke University
Philippe Guyot-Sionnest
Philippe Guyot-Sionnest University of Chicago
Brett A. Helms
Brett A. Helms Lawrence Berkeley National Laboratory

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