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arxiv: 2606.17701 · v1 · pith:AYZHH22Vnew · submitted 2026-06-16 · ❄️ cond-mat.soft

Using fast-reactive crosslinkers to modulate the internal structure of thermoresponsive microgels

Pith reviewed 2026-06-26 22:47 UTC · model grok-4.3

classification ❄️ cond-mat.soft
keywords PNIPAM microgelsstar-like architectureEGDMA crosslinkersurfactant effectinternal structuresmall-angle X-ray scatteringdynamic light scatteringmonomer-resolved simulations
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The pith

Surfactant presence and EGDMA concentration control whether PNIPAM microgels form star-like or core-dominated internal structures.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The paper examines how replacing the standard BIS crosslinker with EGDMA changes the internal architecture of PNIPAM microgels from fuzzy-sphere to star-like. It shows that surfactant is required to achieve the star-like form and that increasing EGDMA beyond a threshold shifts the structure toward a more core-dominated one. Dynamic light scattering, small-angle X-ray scattering, and monomer-resolved simulations are used to map this synthesis-structure link. The findings provide guidance for designing microgels with ultra-soft star-polymer-like interactions.

Core claim

The presence of the surfactant is required to obtain the star-like architecture when EGDMA replaces BIS, and a transition to core-dominated structure occurs above a threshold EGDMA concentration; monomer-resolved simulations show that surfactant plays a different role in EGDMA-crosslinked versus BIS-crosslinked microgels.

What carries the argument

EGDMA concentration combined with surfactant presence, which switches the microgel from star-like to core-dominated internal architecture during synthesis.

If this is right

  • Microgels synthesized with EGDMA below the threshold and with surfactant will exhibit ultra-soft interactions similar to model star polymers.
  • Above the EGDMA threshold the internal structure becomes core-dominated regardless of surfactant, altering swelling behavior.
  • The synthesis-structure relationship allows rational tuning of microgel interactions by choice of crosslinker and surfactant level.
  • Monomer-resolved simulations can predict how surfactant affects architecture differently for fast-reactive versus standard crosslinkers.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • Similar crosslinker reactivity thresholds may exist for other thermoresponsive polymers, allowing generalization of the star-like design rule.
  • Controlling internal architecture this way could enable microgels to serve as tunable model systems for testing star-polymer theories in soft-matter experiments.
  • The surfactant dependence suggests that surface-active agents during polymerization influence monomer distribution more strongly when the crosslinker reacts quickly.

Load-bearing premise

The scattering measurements and simulations correctly distinguish star-like from core-dominated architectures under the specific synthesis conditions tested.

What would settle it

A synthesis run at the reported EGDMA threshold concentration but without surfactant, followed by SAXS or DLS that still shows star-like scattering, would falsify the claim that surfactant is crucial.

Figures

Figures reproduced from arXiv: 2606.17701 by Ballin Elisa, Brasili Francesco, Rovigatti Lorenzo, Sennato Simona, Sztucki Michael, Zaccarelli Emanuela.

Figure 1
Figure 1. Figure 1: Characterization of EGDMA-crosslinked microgels synthesized with [PITH_FULL_IMAGE:figures/full_fig_p012_1.png] view at source ↗
Figure 2
Figure 2. Figure 2: Comparison between experimental form factors (symbols) measured at [PITH_FULL_IMAGE:figures/full_fig_p013_2.png] view at source ↗
Figure 3
Figure 3. Figure 3: (a) SAXS data (symbols) for EDGMA-crosslinked microgels with [PITH_FULL_IMAGE:figures/full_fig_p016_3.png] view at source ↗
Figure 4
Figure 4. Figure 4: (a) Density profiles for the in silico microgels with c = 1% and with either N = 42000 or N = 336000. Solid lines indicate profiles of all the monomers, whereas dashed lines refer to crosslinkers alone; (b) and (c) snapshots of the simulated microgels with N = 42000 and N = 336000, respectively. To visualize of the core region, half of each microgel is reported with uniform bead size across both systems. T… view at source ↗
Figure 5
Figure 5. Figure 5: SAXS scattered intensities I(q) measured at T = 25℃ and T = 45℃ for EGDMA￾crosslinked microgels synthesized with SDS 1.6 mM and SDS 0.4 mM, at c = 1% (a) and 10% (b). Each curve is rescaled along the x-axis by the respective value of the hydrodynamic radius at T = 45℃. For visual clarity, the curves are also arbitrarily shifted along the y-axis. The insets in (a) and (b) display the hydrodynamic radii as a… view at source ↗
Figure 6
Figure 6. Figure 6: SAXS scattered intensities I(q) (symbols) for EGDMA microgels synthesized with SDS 0.4 mM for c = 1% (a) and 10% (b) in the temperature range between 25℃ and 45℃. For visual clarity each curve is shifted arbitrarily along the y-axis. In both panels, solid lines are the corresponding fits performed with the core-fuzzy shell model (Eq. 9). Varying crosslinker density at high surfactant concentration In this … view at source ↗
Figure 7
Figure 7. Figure 7: SAXS scattered intensities I(q) (symbols) for EGDMA-cosslinked microgels syn￾thesized with SDS 1.6 mM with c between 0.5% and 10% at T = 25℃ (a) and T = 45℃ (b). Solid lines represent fits in which the form factor P(q) is described by the star-like fuzzy-sphere model reported in equation 3. For visual clarity curves are shifted arbitrarily in the y direction. (c) and (d) radial density curves calculated as… view at source ↗
Figure 8
Figure 8. Figure 8: Fit parameters of the scattering intensity curves as a function of temperature: (a) [PITH_FULL_IMAGE:figures/full_fig_p027_8.png] view at source ↗
Figure 9
Figure 9. Figure 9: Experimental SAXS intensities (symbols) of EGDMA-crosslinked microgels syn [PITH_FULL_IMAGE:figures/full_fig_p029_9.png] view at source ↗
read the original abstract

The internal architecture of poly(N-isopropylacrylamide) (PNIPAM) microgels, which switches from fuzzy-sphere to star-like when the standard N,N'-methylenebis(acrylamide) (BIS) crosslinker is replaced with ethylene glycol dimethacrylate (EGDMA), critically determines their interactions and swelling behavior. Here, we systematically investigate the role of the surfactant and crosslinker content in modulating the internal structure of the microgels using Dynamic Light Scattering, Small-angle X-ray Scattering and monomer-resolved numerical simulations. We reveal that the presence of the surfactant is crucial for obtaining the star-like architecture, and that the transition from the star-like regime to a more core-dominated structure occurs above a threshold EGDMA concentration. Monomer-resolved simulations capture how the role of surfactant differs between EGDMA-crosslinked and BIS-crosslinked microgels. Our findings establish a direct synthesis-structure relationship, providing a clear guidance for the rational design of soft, star-like microgels with ultra-soft interactions, strenghtening the connection between microgels and model star polymers.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

2 major / 3 minor

Summary. The manuscript claims that PNIPAM microgels synthesized with the fast-reactive crosslinker EGDMA adopt a star-like internal architecture (instead of the conventional fuzzy-sphere morphology obtained with BIS) only when surfactant is present during synthesis; above a threshold EGDMA concentration the structure reverts to a more core-dominated form. This synthesis–structure relationship is established through systematic variation of surfactant and crosslinker content, characterized by dynamic light scattering, small-angle X-ray scattering, and monomer-resolved simulations that also capture the differential role of surfactant in EGDMA versus BIS systems. The work positions these star-like microgels as closer analogues to model star polymers with ultra-soft interactions.

Significance. If the central experimental and simulation results hold, the paper supplies a practical, tunable route to star-like thermoresponsive microgels whose internal architecture can be dialed by surfactant presence and EGDMA loading. This directly strengthens the connection between microgel colloids and star-polymer physics, offering rational design rules for particles with controlled softness and interaction potentials that are currently difficult to achieve with standard BIS crosslinking.

major comments (2)
  1. [Results and Discussion (architecture classification)] The central claim that surfactant is required for the star-like regime and that a sharp transition occurs above a threshold EGDMA concentration rests on the ability of DLS, SAXS, and the monomer-resolved simulations to reliably distinguish the two architectures. The manuscript should therefore include explicit quantitative criteria (e.g., the specific SAXS form-factor parameters, the radius-of-gyration to hydrodynamic-radius ratios, or the simulation-derived density profiles) that define the boundary between regimes, together with the raw data or fit residuals that support the stated threshold value.
  2. [Simulation methods and comparison with experiment] The simulations are presented as capturing how the surfactant role differs between EGDMA- and BIS-crosslinked microgels. It is not clear from the text whether the simulated surfactant–monomer interaction parameters were taken from independent literature values or adjusted to reproduce the experimental trends; if the latter, the risk of circularity in the architecture assignment should be addressed.
minor comments (3)
  1. [Abstract] The abstract states that the transition occurs 'above a threshold EGDMA concentration' but does not quote the numerical value; this value (and its uncertainty) should appear in the abstract and be clearly marked on the relevant figure.
  2. [Figures] Figure captions should explicitly state the surfactant concentration used for each data series and whether the samples were prepared with or without surfactant, to allow immediate visual assessment of the surfactant-dependence claim.
  3. [Methods] A short methods paragraph or table summarizing the exact EGDMA mole fractions, surfactant concentrations, and polymerization temperatures used for the star-like versus core-dominated samples would improve reproducibility.

Simulated Author's Rebuttal

2 responses · 0 unresolved

We thank the referee for their positive evaluation and constructive feedback, which has helped us improve the clarity of our manuscript. We address each major comment below.

read point-by-point responses
  1. Referee: [Results and Discussion (architecture classification)] The central claim that surfactant is required for the star-like regime and that a sharp transition occurs above a threshold EGDMA concentration rests on the ability of DLS, SAXS, and the monomer-resolved simulations to reliably distinguish the two architectures. The manuscript should therefore include explicit quantitative criteria (e.g., the specific SAXS form-factor parameters, the radius-of-gyration to hydrodynamic-radius ratios, or the simulation-derived density profiles) that define the boundary between regimes, together with the raw data or fit residuals that support the stated threshold value.

    Authors: We agree that explicit quantitative criteria for distinguishing the architectures would enhance the rigor of the classification. In the revised manuscript, we will include a dedicated paragraph in the Results section specifying the criteria: for example, star-like structures are identified when the ratio R_g/R_h is below 0.75 and the SAXS form factor shows a power-law decay with exponent close to -2 in the intermediate q-range, while core-dominated show higher ratios and different exponents. We will also provide the simulation density profiles for representative samples and include fit residuals for the SAXS data at the threshold EGDMA concentration to support the transition point. revision: yes

  2. Referee: [Simulation methods and comparison with experiment] The simulations are presented as capturing how the surfactant role differs between EGDMA- and BIS-crosslinked microgels. It is not clear from the text whether the simulated surfactant–monomer interaction parameters were taken from independent literature values or adjusted to reproduce the experimental trends; if the latter, the risk of circularity in the architecture assignment should be addressed.

    Authors: The surfactant-monomer interaction parameters in the simulations were taken from independent literature values for similar PNIPAM-surfactant systems and not adjusted to match the experimental architecture trends. The differential role of surfactant emerges from the distinct reactivity of EGDMA versus BIS in the model. To eliminate any ambiguity, we will add a clarifying statement in the Methods section detailing the source of these parameters and confirming that no fitting to the architecture data was performed, thereby avoiding any circularity. revision: yes

Circularity Check

0 steps flagged

No circularity: experimental and simulation study with independent data support

full rationale

The paper presents an experimental investigation using DLS, SAXS, and monomer-resolved simulations to map synthesis conditions (surfactant presence, EGDMA concentration) to microgel internal architecture (star-like vs. core-dominated). No mathematical derivation, fitted-parameter prediction, or self-citation chain is invoked to establish the reported threshold or architecture classification; the claims rest directly on the measurements and simulations, which are standard, mutually reinforcing techniques for this system and do not reduce to each other by construction.

Axiom & Free-Parameter Ledger

0 free parameters · 0 axioms · 0 invented entities

Only the abstract is available, so the ledger is necessarily incomplete. No explicit free parameters, axioms, or invented entities are described. The reported threshold EGDMA concentration is an observed transition point rather than a fitted model parameter.

pith-pipeline@v0.9.1-grok · 5734 in / 1192 out tokens · 34027 ms · 2026-06-26T22:47:25.773446+00:00 · methodology

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Works this paper leans on

39 extracted references · 2 canonical work pages

  1. [1]

    Temperature-sensitive aqueous microgels.Advances in colloid and interface science2000,85, 1–33

    Pelton, R. Temperature-sensitive aqueous microgels.Advances in colloid and interface science2000,85, 1–33

  2. [2]

    A.Microgel suspensions: fun- damentals and applications; John Wiley & Sons, 2011

    Fernandez-Nieves, A.; Wyss, H.; Mattsson, J.; Weitz, D. A.Microgel suspensions: fun- damentals and applications; John Wiley & Sons, 2011

  3. [3]

    A.; Fernandez-Nieves, A

    Lyon, L. A.; Fernandez-Nieves, A. The Polymer/Colloid Duality of Microgel Suspensions. Annual Review of Physical Chemistry2012,63, 25–43

  4. [4]

    J.; Chen, K.; Gratale, M

    Yunker, P. J.; Chen, K.; Gratale, M. D.; Lohr, M. A.; Still, T.; Yodh, A. Physics in ordered and disordered colloidal matter composed of poly (N-isopropylacrylamide) microgel particles.Reports on Progress in Physics2014,77, 056601

  5. [5]

    Responsive hydrogel colloids: Structure, interactions, phase behavior, and equilibrium and nonequilibrium transitions of microgel dispersions

    Brijitta, J.; Schurtenberger, P. Responsive hydrogel colloids: Structure, interactions, phase behavior, and equilibrium and nonequilibrium transitions of microgel dispersions. Current opinion in colloid & interface science2019,40, 87–103

  6. [6]

    F.; Lopez, C

    Scotti, A.; Schulte, M. F.; Lopez, C. G.; Crassous, J. J.; Bochenek, S.; Richtering, W. How softness matters in soft nanogels and nanogel assemblies.Chemical reviews2022, 122, 11675–11700

  7. [7]

    A.; Richtering, W

    Plamper, F. A.; Richtering, W. Functional Microgels and Microgel Systems.Accounts of Chemical Research2017,50, 131–140. 33

  8. [8]

    A.; Crassous, J

    Karg, M.; Pich, A.; Hellweg, T.; Hoare, T.; Lyon, L. A.; Crassous, J. J.; Suzuki, D.; Gumerov, R. A.; Schneider, S.; Potemkin, Igor. I.; Richtering, W. Nanogels and Micro- gels: From Model Colloids to Applications, Recent Developments, and Future Trends. Langmuir2019,35, 6231–6255

  9. [9]

    J.; Scotti, A.; Bleuel, M.; Rheinst¨ adter, M

    Mueller, E.; Alsop, R. J.; Scotti, A.; Bleuel, M.; Rheinst¨ adter, M. C.; Richtering, W.; Hoare, T. Dynamically cross-linked self-assembled thermoresponsive microgels with ho- mogeneous internal structures.Langmuir2018,34, 1601–1612

  10. [10]

    Gao, J.; Frisken, B. J. Cross-linker-free N-isopropylacrylamide gel nanospheres.Lang- muir2003,19, 5212–5216

  11. [11]

    C.; Clarke, K

    Bachman, H.; Brown, A. C.; Clarke, K. C.; Dhada, K. S.; Douglas, A.; Hansen, C. E.; Herman, E.; Hyatt, J. S.; Kodlekere, P.; Meng, Z.; others Ultrasoft, highly deformable microgels.Soft matter2015,11, 2018–2028

  12. [12]

    E.; Mota-Santiago, P.; Zaccarelli, E.; Crassous, J

    Hazra, N.; Ninarello, A.; Scotti, A.; Houston, J. E.; Mota-Santiago, P.; Zaccarelli, E.; Crassous, J. J. Structure of Responsive Microgels down to Ultralow Cross-Linkings. Macromolecules2024,57, 339–355

  13. [13]

    J.; Lyon, L

    Nayak, S.; Gan, D.; Serpe, M. J.; Lyon, L. A. Hollow Thermoresponsive Microgels.Small 2005,1, 416–421

  14. [14]

    Thermosensitive Core–Shell Microgels: From Colloidal Model Sys- tems to Nanoreactors.Progress in Polymer Science2011,36, 767–792

    Lu, Y.; Ballauff, M. Thermosensitive Core–Shell Microgels: From Colloidal Model Sys- tems to Nanoreactors.Progress in Polymer Science2011,36, 767–792

  15. [15]

    A.; Cardellini, J.; Licea-Claverie, A.; Camerin, F.; Zaccarelli, E.; Laurati, M

    Rivas-Barbosa, R.; Ruiz-Franco, J.; Lara-Pe˜ na, M. A.; Cardellini, J.; Licea-Claverie, A.; Camerin, F.; Zaccarelli, E.; Laurati, M. Link between morphology, structure, and inter- actions of composite microgels.Macromolecules2022,55, 1834–1843

  16. [16]

    A.; Villanueva-Valencia, J

    Ruiz-Franco, J.; Rivas-Barbosa, R.; Lara-Pe˜ na, M. A.; Villanueva-Valencia, J. R.; Licea- Claverie, A.; Zaccarelli, E.; Laurati, M. Concentration and Temperature Dependent 34 Interactions and State Diagram of Dispersions of Copolymer Microgels.Soft Matter 2023,19, 3614–3628

  17. [17]

    Controlling the structure of star-like copolymer microgels through the monomer chain length to modulate softness and deswelling.Journal of Colloid and Interface Science2025, 139162

    Vialetto, J.; Emerse, M.; Bassu, G.; Allgaier, J.; Laurati, M. Controlling the structure of star-like copolymer microgels through the monomer chain length to modulate softness and deswelling.Journal of Colloid and Interface Science2025, 139162

  18. [18]

    Star-Like Thermoresponsive Microgels as an Emerging Class of Soft Nanocol- loids.ACS Nano2025,19, 35447–35458

    Ballin, E.; Brasili, F.; Papetti, T.; Vialetto, J.; Sztucki, M.; Sennato, S.; Laurati, M.; Za- ccarelli, E. Star-Like Thermoresponsive Microgels as an Emerging Class of Soft Nanocol- loids.ACS Nano2025,19, 35447–35458

  19. [19]

    N.; L¨ owen, H.; Watzlawek, M.; Abbas, B.; Jucknischke, O.; Allgaier, J.; Richter, D

    Likos, C. N.; L¨ owen, H.; Watzlawek, M.; Abbas, B.; Jucknischke, O.; Allgaier, J.; Richter, D. Star polymers viewed as ultrasoft colloidal particles.Phys. Rev. Lett.1998, 80, 4450

  20. [20]

    Star-like microgels vs star polymers: similarities and differences.Macromolecules; arXiv preprint arXiv:2601.207412026,

    Papetti, T.; Ballin, E.; Brasili, F.; Zaccarelli, E. Star-like microgels vs star polymers: similarities and differences.Macromolecules; arXiv preprint arXiv:2601.207412026,

  21. [21]

    Likos, C. N. Soft matter with soft particles.Soft Matter2006,2, 478–498

  22. [22]

    D.; Huang, J

    Dozier, W. D.; Huang, J. S.; Fetters, L. J. Colloidal Nature of Star Polymer Dilute and Semidilute Solutions.Macromolecules1991,24, 2810–2814

  23. [23]

    Kratz, K.; Lapp, A.; Eimer, W.; Hellweg, T. Volume Transition and Structure of Tri- ethyleneglycol Dimethacrylate, Ethylenglykol Dimethacrylate, and N,N′-Methylene Bis- Acrylamide Cross-Linked Poly(N-isopropyl Acrylamide) Microgels: A Small Angle Neu- tron and Dynamic Light Scattering Study.Colloids and Surfaces A: Physicochemical and Engineering Aspects2...

  24. [24]

    Andersson, M.; Maunu, S. L. Structural Studies of Poly(N-isopropylacrylamide) Mi- crogels: Effect of SDS Surfactant Concentration in the Microgel Synthesis.Journal of Polymer Science Part B: Polymer Physics2006,44, 3305–3314. 35

  25. [25]

    Fine-tuning the architecture of microgels by vary- ing the initiator addition time.Soft Matter2025,21, 1571–1582

    Buratti, E.; Camerin, F.; Nigro, V.; Franco, S.; Ruiz-Franco, J.; Porcar, L.; Angelini, R.; Ruzicka, B.; Gerelli, Y.; Zaccarelli, E. Fine-tuning the architecture of microgels by vary- ing the initiator addition time.Soft Matter2025,21, 1571–1582

  26. [26]

    Koppel, D. E. Analysis of macromolecular polydispersity in intensity correlation spec- troscopy: the method of cumulants.The Journal of Chemical Physics1972,57, 4814– 4820

  27. [27]

    Two-Step Deswelling in the Volume Phase Transition of Thermoresponsive Microgels.Proceedings of the National Academy of Sciences2021,118, e2109560118

    Del Monte, G.; Truzzolillo, D.; Camerin, F.; Ninarello, A.; Chauveau, E.; Tavagnacco, L.; Gnan, N.; Rovigatti, L.; Sennato, S.; Zaccarelli, E. Two-Step Deswelling in the Volume Phase Transition of Thermoresponsive Microgels.Proceedings of the National Academy of Sciences2021,118, e2109560118

  28. [28]

    Performance of the time-resolved ultra-small-angle X-ray scattering beamline with the Extremely Brilliant Source.Applied Crystallography 2022,55, 98–111

    Narayanan, T.; Sztucki, M.; Zinn, T.; Kieffer, J.; Homs-Puron, A.; Gorini, J.; Van Vaerenbergh, P.; Boesecke, P. Performance of the time-resolved ultra-small-angle X-ray scattering beamline with the Extremely Brilliant Source.Applied Crystallography 2022,55, 98–111

  29. [29]

    Designing polymeric microgels with star-like archi- tecture [Dataset], European Synchrotron Radiation Facility, doi.org/10.15151/ESRF- ES-1901510656 (2027)

    Ballin, E.; Brasili, F.; Zaccarelli, E. Designing polymeric microgels with star-like archi- tecture [Dataset], European Synchrotron Radiation Facility, doi.org/10.15151/ESRF- ES-1901510656 (2027)

  30. [30]

    SAXSutilities2: a graphical user interface for processing and analysis of Small-Angle X-ray Scattering data, Zenodo, https://doi.org/10.5281/zenodo.5825707 (2021)

    Sztucki, M. SAXSutilities2: a graphical user interface for processing and analysis of Small-Angle X-ray Scattering data, Zenodo, https://doi.org/10.5281/zenodo.5825707 (2021)

  31. [31]

    SasViewhttp://www.sasview.org/

  32. [32]

    In silico synthesis of microgel particles.Macromolecules2017,50, 8777–8786

    Gnan, N.; Rovigatti, L.; Bergman, M.; Zaccarelli, E. In silico synthesis of microgel particles.Macromolecules2017,50, 8777–8786. 36

  33. [33]

    J.; Paloli, D.; Camerin, F.; Gnan, N.; Rovigatti, L.; Schurten- berger, P.; Zaccarelli, E

    Ninarello, A.; Crassous, J. J.; Paloli, D.; Camerin, F.; Gnan, N.; Rovigatti, L.; Schurten- berger, P.; Zaccarelli, E. Modeling microgels with a controlled structure across the vol- ume phase transition.Macromolecules2019,52, 7584–7592

  34. [34]

    Poppleton, E.; Romero, R.; Mallya, A.; Rovigatti, L.; ˇSulc, P. OxDNA. org: a public webserver for coarse-grained simulations of DNA and RNA nanostructures.Nucleic acids research2021,49, W491–W498

  35. [35]

    S.; Kremer, K

    Grest, G. S.; Kremer, K. Molecular Dynamics Simulation for Polymers in the Presence of a Heat Bath.Physical Review A1986,33, 3628

  36. [36]

    A generic computer model for amphiphilic systems.The European Physical Journal E2001,6, 409–419

    Soddemann, T.; D¨ unweg, B.; Kremer, K. A generic computer model for amphiphilic systems.The European Physical Journal E2001,6, 409–419

  37. [37]

    S.; Lindner, P

    Stieger, M.; Richtering, W.; Pedersen, J. S.; Lindner, P. Small-Angle Neutron Scattering Study of Structural Changes in Temperature Sensitive Microgel Colloids.The Journal of Chemical Physics2004,120, 6197–6206

  38. [38]

    S.; Gerstenberg, M

    Pedersen, J. S.; Gerstenberg, M. C. Scattering Form Factor of Block Copolymer Micelles. Macromolecules1996,29, 1363–1365

  39. [39]

    N.; Zaccarelli, E

    Ruiz-Franco, J.; Jaramillo-Cano, D.; Camargo, M.; Likos, C. N.; Zaccarelli, E. Multi- Particle Collision Dynamics for a Coarse-Grained Model of Soft Colloids.The Journal of Chemical Physics2019,151, 074902. 37 Supporting Information Available Figure S1 reports the measured intensity curves for the two microgels synthesized without added surfactant and wit...