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Engineering and Technology

D-Index
33
Citations
7434
World Ranking
9328
National Ranking
373

Overview

T.H. Topper is affiliated with the University of Waterloo in Canada, working primarily in the field of Earth and Planetary Sciences. Their research extensively covers paleontology with a particular emphasis on the paleontology and stratigraphy of fossils. The scientist's work also engages with geology and paleoclimatology, calcium carbonate crystallization and inhibition, as well as marine biology and ecological research.

Topper's subfields of study highlight a deep involvement in paleontology, having produced 48 publications in this area. Additional interests encompass atmospheric science, biomaterials, oceanography, and geophysics, reflecting a multidisciplinary approach within the Earth sciences.

Frequent co-authors collaborating with Topper include Zhifei Zhang, Christian B. Skovsted, Fan Liu, Yue Liang, and Guoxiang Li. These collaborations suggest an active role in international and cross-disciplinary scientific networks.

The scientist's research is disseminated through a variety of publication venues. Notable among these are:

  • Gondwana Research
  • Biology
  • Nature Communications
  • Papers in Palaeontology
  • Palaeontology

Representative recent papers illustrating Topper's research focus include:

  • "Locating the BACE of the Cambrian: Bayan Gol in southwestern Mongolia and global correlation of the Ediacaran-Cambrian boundary", 2022, Earth-Science Reviews
  • "An encrusting kleptoparasite-host interaction from the early Cambrian", 2020, Nature Communications
  • "Brachiopods from the Byrd Group (Cambrian Series 2, Stage 4) Central Transantarctic Mountains, East Antarctica: biostratigraphy, phylogeny and systematics", 2020, Papers in Palaeontology
  • "Soft part preservation in hyolithids from the lower Cambrian (Stage 4) Guanshan Biota of South China and its implications", 2020, Palaeogeography Palaeoclimatology Palaeoecology
  • "Evolutionary contingency in lingulid brachiopods across mass extinctions", 2023, Current Biology

Topper's main topics of work include:

  • Paleontology and Stratigraphy of Fossils
  • Geology and Paleoclimatology Research
  • Calcium Carbonate Crystallization and Inhibition
  • Marine Biology and Ecology Research
  • Paleontology and Evolutionary Biology
  • Geological and Geochemical Analysis
  • Evolution and Paleontology Studies

Best Publications

  • Prediction of non propagating cracks

    M.H. El Haddad;T.H. Topper;K.N. Smith

  • Fatigue Crack Propagation of Short Cracks

    M. H. El Haddad;K. N. Smith;T. H. Topper

  • NEUBER'S RULE APPLIED TO FATIGUE OF NOTCHED SPECIMENS

    T. H. Topper;R. M. Wetzel;J. Morrow

  • J integral applications for short fatigue cracks at notches

    M. H. El Haddad;N. E. Dowling;T. H. Topper;K. N. Smith

  • Long-Term Performance of Corrosion-Damaged Reinforced Concrete Beams

    Tamer El Maaddawy;Khaled Soudki;Timothy Topper

  • CFRP-STRENGTHENED AND CORRODED RC BEAMS UNDER MONOTONIC AND FATIGUE LOADS

    Sobhy Masoud;Khaled Soudki;Tim Topper

  • Analytical Model to Predict Nonlinear Flexural Behavior of Corroded Reinforced Concrete Beams

    Tamer El Maaddawy;Khaled Soudki;Timothy Topper

  • A Strain Based Intensity Factor Solution for Short Fatigue Cracks Initiating from Notches

    MH El Haddad;KN Smith;TH Topper

  • Fatigue Flexural Behavior of Corroded Reinforced Concrete Beams Repaired with CFRP Sheets

    Rania Al-Hammoud;Khaled Soudki;Timothy H. Topper

  • Bond analysis of corroded reinforced concrete beams under monotonic and fatigue loads

    Rania Al-Hammoud;Khaled Soudki;Timothy H. Topper

  • Postrepair Fatigue Performance of FRP-Repaired Corroded RC Beams: Experimental and Analytical Investigation

    Sobhy Masoud;Sobhy Masoud;Khaled Soudki;Khaled Soudki;Timothy Topper;Timothy Topper

  • Engineering Analysis of the Inelastic Stress Response of a Structural Metal Under Variable Cyclic Strains

    HR Jhansale;TH Topper

  • The effect of overloads on threshold and crack closure

    T.H. Topper;M.T. Yu

  • Laboratory Simulation of Structural Fatigue Behavior

    J Morrow;RM Wetzel;TH Topper

  • Changes in crack-opening stress after underloads and overloads in 2024-T351 aluminium alloy

    A.A. Dabayeh;T.H. Topper

  • Temperature and strain rate dependence of cyclic deformation response and damage accumulation in ofhc copper and 304 stainless steel

    H. Abdel-Raouf;A. Plumtree;T. H. Topper

  • Fatigue of cast aluminium alloys under constant and variable-amplitude loading

    A.A. Dabayeh;R.X. Xu;B.P. Du;T.H. Topper

  • Effects of Mean Stress and Prestrain on Fatigue-Damage Summation

    TH Topper;BI Sandor

  • The effect of compressive underloads and tensile overloads on fatigue damage accumulation in SAE 1045 steel

    M.A. Pompetzki;T.H. Topper;D.L. DuQuesnay

  • The effective stress range as a mean stress parameter

    D.L. DuQuesnay;T.H. Topper;M.T. Yu;M.A. Pompetzki

Frequent Co-Authors

Khaled Soudki
Khaled Soudki University of Waterloo
Mahesh D. Pandey
Mahesh D. Pandey University of Waterloo
Ian F. C. Smith
Ian F. C. Smith École Polytechnique Fédérale de Lausanne

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