Faculty Profiles - XU Qin | The Hong Kong University of Science and Technology

Qin XU
許欽

PhD in Physics
The University of Chicago, 2015

Assistant Professor
Department of Physics

(852) 2358 8591
qinxu@ust.hk
Room 4479
Personal Web

Google Scholar

Ita_djMAAAAJ

ORCID

0000-0001-6214-1149

Scopus ID

57195680354

Research Interest Publications Projects Teaching Assignment RPG Supervision Space used

Research Interest

Soft matter physics
Complex fluids

Publications

All Years 34 2023 2 2022 3 2021 2 2020 2 2019 4 2018 5 2017 16

2023 2

Multifunctional tendon-mimetic hydrogels

Science Advances, v. 9, (7), February 2023, article number eade6973
Sun, Mingze; Li, Hegeng; Hou, Yong; Huang, Nan; Xia, Xingyu; Zhu, Hengjia; Xu, Qin; Lin, Yuan; Xu, Lizhi
Article

Experimental Investigation of Poroelastic Dynamics in Soft Wetting

Xu, Qin
Conference paper

2022 3

Multiscale Soft Surface Instabilities for Adhesion Enhancement

Materials, v. 15, (3), 1 February 2022, article number 852
Vilavinalthundil Mohanan, Vaisakh; Mak, Ho Yi Lydia; Gurung, Nishan; Xu, Qin
Article

The role of crosslinking density in surface stress and surface energy of soft solids

Soft Matter, v. 18, (3), January 2022, p. 507-513
Zhao, Weiwei; Zhou, Jianhui; Hu, Haitao; Xu, Chang; Xu, Qin
Article

Confinement-Induced Mechanical Phase Separation in Shear Thickening Suspensions

Xu, Qin
Conference paper

2021 2

Contact lines on stretched soft solids: Modeling anisotropic surface stresses

Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, v. 447, (2245), January 2021, article number 20200673
Heyden, Stefanie; Bain, Nicolas; Xu, Qin; Style, Robert W.; Dufresne, Eric R.
Article

Droplets sit and slide anisotropically on soft, stretched substrates

Physical Review Letters, v. 126, (15), April 2021, article number 158004
Smith-mannschott, Katrina; Xu, Qin; Heyden, Stefanie; Bain, Nicolas; Snoeijer, Jacco; Dufresne, Eric; Style, Robert
Article

2020 2

Stress fluctuations and shear thickening in dense granular suspensions

Journal of Rheology, v. 64, (2), March 2020, article number 10.1122/1.5133037, p. 321-328
Xu, Qin; Singh, Abhinendra; Jaeger, Heinrich M.
Article

Viscoelastic and Poroelastic Relaxations of Soft Solid Surfaces

Physical Review Letters, v. 125, (23), 30 November 2020, article number 238002
Xu, Qin; Wilen, Lawrence A.; Jensen, Katharine E.; Style, Robert W.; Dufresne, Eric R.
Article

2019 4

Effects of strain-dependent surface stress on the adhesive contact of a rigid sphere to a compliant substrate

Soft Matter, v. 15, (10), March 2019, p. 2223-2231
Liu, Zezhou; Jensen, Katherine E.; Xu, Qin; Style, Robert W.; Dufresne, Eric R.; Jagota, Anand; Hui, Chung Yuen
Article

Singular dynamics in the failure of soft adhesive contacts

Soft Matter, v. 15, (6), February 2019, p. 1327-1334
Berman, Justin D.; Randeria, Manjari; Style, Robert W.; Xu, Qin; Nichols, James R.; Duncan, Aidan J.; Loewenberg, Michael; Dufresne, Eric R.; Jensen, Katherine E.
Article

Direct observations of dewetting relaxation at the interface of soft gels

APS March Meeting 2019, v. 64, (2), March 2019, article number R58.00010
Xu, Qin; Wilen, Lawrence; Style, Robert; Dufresne, Eric
Conference paper

Direct observations of dewetting relaxation at the interface of soft gels

Xu, Qin
Conference paper

2018 5

Liquid-liquid phase separation in an elastic network

Physical Review X, v. 8, (1), February 2018, article number 011028
Style, Robert W.; Sai, Tianqi; Fanelli, Nicolo; Ijavi, Mahdiye; Smith-Mannschott, Katrina; Xu, Qin; Wilen, Lawrence A.; Dufresne, Eric R.
Article

Surface elastic constants of a soft solid

Soft Matter, v. 14, (6), February 2018, p. 916-920
Xu, Qin; Style, Robert W.; Dufresne, Eric R.
Article

The mechanical equilibrium of soft solids with surface elasticity

Soft Matter, v. 14, (22), June 2018, p. 4569-4576
Style, Robert W.; Xu, Qin
Article

Surface tension and surface elasticity of soft solids

Xu, Qin
Conference paper

Why soft is great?

Xu, Qin
Conference paper

2017 3

Direct measurement of strain-dependent solid surface stress

Nature Communications, v. 8, (1), September 2017, article number 555
Xu, Qin; Jensen, Katharine E.; Boltyanskiy, Rostislav; Sarfati, Raphael; Style, Robert W.; Dufresne, Eric R.
Article

Strain-dependent solid surface stress and the stiffness of soft contacts

Physical Review X, v. 7November 2017, (4), November 2017, article number 041031
Jensen, Katherine E.; Style, Robert W.; Xu, Qin; Dufresne, Eric R.
Article

Direct measurements of surface tension of strained soft solids

Xu, Qin
Conference paper

2016 2

Direct measurements of surface stress of stretched soft solids

Xu, Qin
Conference paper

Why soft is great?

Xu, Qin
Conference paper

2014 4

Controlling electromagnetic waves with meta-surfaces

SPIE: Newsroom, 24 February 2014, article number 5337
He, Qiong; Xiao, Shiyi; Li, Xin; Xu, Qin; Sun, Shulin; Zhou, Lei
Article

Dense suspension splat: Monolayer spreading and hole formation after impact

Physical Review Letters, v. 113, (4), July 2014, article number 044502
Lubbers, Luuk A.; Xu, Qin; Wilken, Sam; Zhang, Wendy W.; Jaeger, Heinrich M.
Article

Fast imaging technique to study drop impact dynamics of non-newtonian fluids

Journal of Visualized Experiments, v. 85, March 2014, article number e51249
Xu, Qin; Peters, Ivo; Wilken, Sam; Brown, Eric; Jaeger, Heinrich
Article

Shear thickening in highly viscous granular suspensions

EPL (Europhysics Letters), v. 107, (6), September 2014, article number 68004
Xu, Qin; Majumdar, Sayantan; Brown, Eric; Jaeger, Heinrich M.
Article

2013 4

Cinnamate-based DNA photolithography

Nature Materials, v. 12, (8), August 2013, p. 747-753
Feng. Lang; Romulus, Joy; Li, Minfeng; Sha, Ruojie; Royer, John; Wu, Kun Ta; Xu, Qin; Seeman, Nadrian C.; Weck, Marcus; Chaikin, Paul
Article

Impact dynamics of oxidized liquid metal drops

Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, v.87 , (4), April 2013, article number 043012
Xu, Qin; Brown, Eric; Jaeger, Heinrich M.
Article

Splashing onset in dense suspension droplets

Physical Review Letters, v. 111, (2), July 2013, article number 028301
Peters, Ivo R.; Xu, Qin; Jaeger, Heinrich M.
Article

梯度特异介质表面研究进展

激光与光电子学进展, v. 2013, (8), 2013, p. 87-101
Sun, Shulin; He, Qiong; Xiao, Shiyi; Xu, Qin; Li, Xin; Qu, Che; Zhou, Lei
Article

2012 2

Effect of oxidation on the mechanical properties of liquid gallium and eutectic gallium-indium

Physics of Fluids, v. 24, (6), April 2012, article number 063101
Xu, Qin; Oudalov, N.; Guo, Qiti; Jaeger, Heinrich M.; Brown, Eric
Article

Gradient-index meta-surfaces as a bridge linking propagating waves and surface waves

Nature Materials, v.11, (5), May 2012, p. 426-431
Sun, Shulin; He, Qiong; Xiao, Shiyi; Xu, Qin; Li, Xin; Zhou, Lei
Article

2011 1

Subdiffusion of a sticky particle on a surface

Physical Review Letters, v. 106, (22), June 2011, article number 228102
Xu, Qin; Feng, L.; Sha, R.; Seeman N. C.; Chaikin, P. M.
Article

Article 1

Multifunctional tendon-mimetic hydrogels

Science Advances, v. 9, (7), February 2023, article number eade6973
Sun, Mingze; Li, Hegeng; Hou, Yong; Huang, Nan; Xia, Xingyu; Zhu, Hengjia; Xu, Qin; Lin, Yuan; Xu, Lizhi

Conference paper 1

Experimental Investigation of Poroelastic Dynamics in Soft Wetting

Xu, Qin

Article 2

Multiscale Soft Surface Instabilities for Adhesion Enhancement

Materials, v. 15, (3), 1 February 2022, article number 852
Vilavinalthundil Mohanan, Vaisakh; Mak, Ho Yi Lydia; Gurung, Nishan; Xu, Qin

The role of crosslinking density in surface stress and surface energy of soft solids

Soft Matter, v. 18, (3), January 2022, p. 507-513
Zhao, Weiwei; Zhou, Jianhui; Hu, Haitao; Xu, Chang; Xu, Qin

Conference paper 1

Confinement-Induced Mechanical Phase Separation in Shear Thickening Suspensions

Xu, Qin

Article 2

Contact lines on stretched soft solids: Modeling anisotropic surface stresses

Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, v. 447, (2245), January 2021, article number 20200673
Heyden, Stefanie; Bain, Nicolas; Xu, Qin; Style, Robert W.; Dufresne, Eric R.

Droplets sit and slide anisotropically on soft, stretched substrates

Physical Review Letters, v. 126, (15), April 2021, article number 158004
Smith-mannschott, Katrina; Xu, Qin; Heyden, Stefanie; Bain, Nicolas; Snoeijer, Jacco; Dufresne, Eric; Style, Robert

Article 2

Stress fluctuations and shear thickening in dense granular suspensions

Journal of Rheology, v. 64, (2), March 2020, article number 10.1122/1.5133037, p. 321-328
Xu, Qin; Singh, Abhinendra; Jaeger, Heinrich M.

Viscoelastic and Poroelastic Relaxations of Soft Solid Surfaces

Physical Review Letters, v. 125, (23), 30 November 2020, article number 238002
Xu, Qin; Wilen, Lawrence A.; Jensen, Katharine E.; Style, Robert W.; Dufresne, Eric R.

Article 2

Effects of strain-dependent surface stress on the adhesive contact of a rigid sphere to a compliant substrate

Soft Matter, v. 15, (10), March 2019, p. 2223-2231
Liu, Zezhou; Jensen, Katherine E.; Xu, Qin; Style, Robert W.; Dufresne, Eric R.; Jagota, Anand; Hui, Chung Yuen

Singular dynamics in the failure of soft adhesive contacts

Soft Matter, v. 15, (6), February 2019, p. 1327-1334
Berman, Justin D.; Randeria, Manjari; Style, Robert W.; Xu, Qin; Nichols, James R.; Duncan, Aidan J.; Loewenberg, Michael; Dufresne, Eric R.; Jensen, Katherine E.

Conference paper 2

Direct observations of dewetting relaxation at the interface of soft gels

APS March Meeting 2019, v. 64, (2), March 2019, article number R58.00010
Xu, Qin; Wilen, Lawrence; Style, Robert; Dufresne, Eric

Direct observations of dewetting relaxation at the interface of soft gels

Xu, Qin

Article 3

Liquid-liquid phase separation in an elastic network

Physical Review X, v. 8, (1), February 2018, article number 011028
Style, Robert W.; Sai, Tianqi; Fanelli, Nicolo; Ijavi, Mahdiye; Smith-Mannschott, Katrina; Xu, Qin; Wilen, Lawrence A.; Dufresne, Eric R.

Surface elastic constants of a soft solid

Soft Matter, v. 14, (6), February 2018, p. 916-920
Xu, Qin; Style, Robert W.; Dufresne, Eric R.

The mechanical equilibrium of soft solids with surface elasticity

Soft Matter, v. 14, (22), June 2018, p. 4569-4576
Style, Robert W.; Xu, Qin

Conference paper 2

Surface tension and surface elasticity of soft solids

Xu, Qin

Why soft is great?

Xu, Qin

Article 2

Direct measurement of strain-dependent solid surface stress

Nature Communications, v. 8, (1), September 2017, article number 555
Xu, Qin; Jensen, Katharine E.; Boltyanskiy, Rostislav; Sarfati, Raphael; Style, Robert W.; Dufresne, Eric R.

Strain-dependent solid surface stress and the stiffness of soft contacts

Physical Review X, v. 7November 2017, (4), November 2017, article number 041031
Jensen, Katherine E.; Style, Robert W.; Xu, Qin; Dufresne, Eric R.

Conference paper 1

Direct measurements of surface tension of strained soft solids

Xu, Qin

Conference paper 2

Direct measurements of surface stress of stretched soft solids

Xu, Qin

Why soft is great?

Xu, Qin

Article 4

Controlling electromagnetic waves with meta-surfaces

SPIE: Newsroom, 24 February 2014, article number 5337
He, Qiong; Xiao, Shiyi; Li, Xin; Xu, Qin; Sun, Shulin; Zhou, Lei

Dense suspension splat: Monolayer spreading and hole formation after impact

Physical Review Letters, v. 113, (4), July 2014, article number 044502
Lubbers, Luuk A.; Xu, Qin; Wilken, Sam; Zhang, Wendy W.; Jaeger, Heinrich M.

Fast imaging technique to study drop impact dynamics of non-newtonian fluids

Journal of Visualized Experiments, v. 85, March 2014, article number e51249
Xu, Qin; Peters, Ivo; Wilken, Sam; Brown, Eric; Jaeger, Heinrich

Shear thickening in highly viscous granular suspensions

EPL (Europhysics Letters), v. 107, (6), September 2014, article number 68004
Xu, Qin; Majumdar, Sayantan; Brown, Eric; Jaeger, Heinrich M.

Article 4

Cinnamate-based DNA photolithography

Nature Materials, v. 12, (8), August 2013, p. 747-753
Feng. Lang; Romulus, Joy; Li, Minfeng; Sha, Ruojie; Royer, John; Wu, Kun Ta; Xu, Qin; Seeman, Nadrian C.; Weck, Marcus; Chaikin, Paul

Impact dynamics of oxidized liquid metal drops

Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, v.87 , (4), April 2013, article number 043012
Xu, Qin; Brown, Eric; Jaeger, Heinrich M.

Splashing onset in dense suspension droplets

Physical Review Letters, v. 111, (2), July 2013, article number 028301
Peters, Ivo R.; Xu, Qin; Jaeger, Heinrich M.

梯度特异介质表面研究进展

激光与光电子学进展, v. 2013, (8), 2013, p. 87-101
Sun, Shulin; He, Qiong; Xiao, Shiyi; Xu, Qin; Li, Xin; Qu, Che; Zhou, Lei

Article 2

Effect of oxidation on the mechanical properties of liquid gallium and eutectic gallium-indium

Physics of Fluids, v. 24, (6), April 2012, article number 063101
Xu, Qin; Oudalov, N.; Guo, Qiti; Jaeger, Heinrich M.; Brown, Eric

Gradient-index meta-surfaces as a bridge linking propagating waves and surface waves

Nature Materials, v.11, (5), May 2012, p. 426-431
Sun, Shulin; He, Qiong; Xiao, Shiyi; Xu, Qin; Li, Xin; Zhou, Lei

Article 1

Subdiffusion of a sticky particle on a surface

Physical Review Letters, v. 106, (22), June 2011, article number 228102
Xu, Qin; Feng, L.; Sha, R.; Seeman N. C.; Chaikin, P. M.

2017 3

Direct measurement of strain-dependent solid surface stress

Nature Communications, v. 8, (1), September 2017, article number 555
Xu, Qin; Jensen, Katharine E.; Boltyanskiy, Rostislav; Sarfati, Raphael; Style, Robert W.; Dufresne, Eric R.
Article

Strain-dependent solid surface stress and the stiffness of soft contacts

Physical Review X, v. 7November 2017, (4), November 2017, article number 041031
Jensen, Katherine E.; Style, Robert W.; Xu, Qin; Dufresne, Eric R.
Article

Direct measurements of surface tension of strained soft solids

Xu, Qin
Conference paper

2016 2

Direct measurements of surface stress of stretched soft solids

Xu, Qin
Conference paper

Why soft is great?

Xu, Qin
Conference paper

2014 4

Controlling electromagnetic waves with meta-surfaces

SPIE: Newsroom, 24 February 2014, article number 5337
He, Qiong; Xiao, Shiyi; Li, Xin; Xu, Qin; Sun, Shulin; Zhou, Lei
Article

Dense suspension splat: Monolayer spreading and hole formation after impact

Physical Review Letters, v. 113, (4), July 2014, article number 044502
Lubbers, Luuk A.; Xu, Qin; Wilken, Sam; Zhang, Wendy W.; Jaeger, Heinrich M.
Article

Fast imaging technique to study drop impact dynamics of non-newtonian fluids

Journal of Visualized Experiments, v. 85, March 2014, article number e51249
Xu, Qin; Peters, Ivo; Wilken, Sam; Brown, Eric; Jaeger, Heinrich
Article

Shear thickening in highly viscous granular suspensions

EPL (Europhysics Letters), v. 107, (6), September 2014, article number 68004
Xu, Qin; Majumdar, Sayantan; Brown, Eric; Jaeger, Heinrich M.
Article

2013 4

Cinnamate-based DNA photolithography

Nature Materials, v. 12, (8), August 2013, p. 747-753
Feng. Lang; Romulus, Joy; Li, Minfeng; Sha, Ruojie; Royer, John; Wu, Kun Ta; Xu, Qin; Seeman, Nadrian C.; Weck, Marcus; Chaikin, Paul
Article

Impact dynamics of oxidized liquid metal drops

Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, v.87 , (4), April 2013, article number 043012
Xu, Qin; Brown, Eric; Jaeger, Heinrich M.
Article

Splashing onset in dense suspension droplets

Physical Review Letters, v. 111, (2), July 2013, article number 028301
Peters, Ivo R.; Xu, Qin; Jaeger, Heinrich M.
Article

梯度特异介质表面研究进展

激光与光电子学进展, v. 2013, (8), 2013, p. 87-101
Sun, Shulin; He, Qiong; Xiao, Shiyi; Xu, Qin; Li, Xin; Qu, Che; Zhou, Lei
Article

2012 2

Effect of oxidation on the mechanical properties of liquid gallium and eutectic gallium-indium

Physics of Fluids, v. 24, (6), April 2012, article number 063101
Xu, Qin; Oudalov, N.; Guo, Qiti; Jaeger, Heinrich M.; Brown, Eric
Article

Gradient-index meta-surfaces as a bridge linking propagating waves and surface waves

Nature Materials, v.11, (5), May 2012, p. 426-431
Sun, Shulin; He, Qiong; Xiao, Shiyi; Xu, Qin; Li, Xin; Zhou, Lei
Article

2011 1

Subdiffusion of a sticky particle on a surface

Physical Review Letters, v. 106, (22), June 2011, article number 228102
Xu, Qin; Feng, L.; Sha, R.; Seeman N. C.; Chaikin, P. M.
Article

Teaching Assignment

2023-24 Fall 1 2022-23 Summer 0 2022-23 Spring 1 2022-23 Winter 0 2022-23 Fall 2 2021-22 Summer 1

PHYS2080

Physics Seminar and Tutorial I

PHYS1112

General Physics I with Calculus

PHYS3152	Methods of Experimental Physics I
PHYS4080	Physics Seminar and Tutorial II

UROP1100G

Undergraduate Research Opportunities Series 1

No Teaching Assignments

Research Postgraduate (RPG) Supervision

From January 2020 to December 2023 (As of 30 September 2023)

Current RPGs

Doctor of Philosophy

XU, Chang
Physics
QIAN, Wenjie
Nano Science and Technology
VILAVINALTHUNDIL MOHANAN, Vaisakh
Physics
HU, Haitao
Nano Science and Technology
ZHAO, Weiwei
Nano Science and Technology

Projects

From January 2021 to December 2023

All Projects 7 Leading Projects 6 Participating Projects 1

Design Paradigm of Multiphase Soft Composite Materials with Emergent Mechanical Properties

設計具有湧現力學特性的多相軟物質復合材料 Leading

RGC - Collaborative Research Fund
Project Team (HKUST)
XU Qin (Lead)

SU Haibin

ZHANG Rui
2023 -
Spontaneous wetting and adhesion dynamics on soft gradient surfaces

軟界面的自發浸潤及黏附動力學 Leading

RGC - General Research Fund
Project Team (HKUST)
XU Qin (Lead)
2023 -
Controlling statistical mechanics of dense suspensions through boundary stresses across multiple length scales

通過邊界應力在多尺度上調控高密度懸濁液的統計力學性質 Leading

RGC - General Research Fund
Project Team (HKUST)
XU Qin (Lead)
2022 -
Investigation of wetting induced phase separation on soft porous solids

研究由浸潤引起的柔性多孔固體表面上的相分離現象 Leading

RGC - General Research Fund
Project Team (HKUST)
XU Qin (Lead)
2022 -
A multifunctional correlative imaging and spectroscopy system for cross-disciplinary research at HKUST

促進跨領域研究的多功能成像和光譜學平臺 Participating

RGC - Collaborative Research Fund
Project Team (HKUST)
CHAN Ho Bun (Lead)

FAN Zhiyong

GAO Ping

LUO Zhengtang

WANG Jiannong

WANG Ning

XU Qin
2021 -
Experimental study of interfacial mechanics of soft solids using interferometry

利用干涉學方法進行軟物質固體表面力學的實驗研究 Leading

RGC - Early Career Scheme
Project Team (HKUST)
XU Qin (Lead)
2020 - 2023
Experimental and numerical investigation of the physical mechanism of large-scale flow reversals in turbulent thermal convection

關於湍流熱對流中大尺度流動反轉的物理機制的實驗與數值研究 Leading

RGC - General Research Fund
Project Team (HKUST)
XU Qin (Lead)

TONG Penger

WANG Xiaoping
2019 - 2022

Research Interest

Publications

2023 2

2022 3

2021 2

2020 2

2019 4

2018 5

2017 3

2016 2

2014 4

2013 4

2012 2

2011 1

Article 1

Conference paper 1

Article 2

Conference paper 1

Article 2

Article 2

Article 2

Conference paper 2

Article 3

Conference paper 2

Article 2

Conference paper 1

Conference paper 2

Article 4

Article 4

Article 2

Article 1

2017 3

2016 2

2014 4

2013 4

2012 2

2011 1

Teaching Assignment

Research Postgraduate (RPG) Supervision

From January 2020 to December 2023 (As of 30 September 2023)

Current RPGs

Projects

From January 2021 to December 2023

Your browser is out of date!