Cong Wanghttps://frankcongwang.github.io/Recent content on Cong WangHugo -- 0.147.2enWed, 23 Sep 2026 00:00:00 +0000Revisiting the fermion sign problem from the structure of Lee-Yang zeroshttps://frankcongwang.github.io/presentations/presentation1/Thu, 18 Sep 2025 00:00:00 +0000https://frankcongwang.github.io/presentations/presentation1/Oral report at the 19th National Conference on Chemical Dynamics, Chun'an, Hangzhou, September 18–21, 2025.Revisiting the fermion sign problem from the structure of Lee-Yang zeros. III. Re-weighted simulation and identification of zeroshttps://frankcongwang.github.io/papers/paper1/Mon, 01 Jan 0001 00:00:00 +0000https://frankcongwang.github.io/papers/paper1/We propose a numerical method to obtain the Lee-Yang zeros of general interacting systems and use the zero distribution to guide fermionic PIMD simulations.Fermion sign problem and distribution of Lee-Yang zeroshttps://frankcongwang.github.io/presentations/presentation2/Sat, 25 Jul 2026 00:00:00 +0000https://frankcongwang.github.io/presentations/presentation2/Awarded poster at the CECAM Flagship School on Frontiers in Ab Initio Quantum Molecular Dynamics, Beijing, July 25–29, 2026.Revisiting the fermion sign problem from the structure of Lee-Yang zeros. II. Finite temperature results and continuation on the complex planehttps://frankcongwang.github.io/papers/paper2/Mon, 15 Jun 2026 00:00:00 +0000https://frankcongwang.github.io/papers/paper2/We analyze the movement of Lee-Yang zeros at finite temperature and propose an analytic continuation method to obtain low-temperature properties of fermionic systems.Lee-Yang zeros and path integral molecular dynamics of indistinguishable particleshttps://frankcongwang.github.io/presentations/presentation3/Sat, 11 Apr 2026 00:00:00 +0000https://frankcongwang.github.io/presentations/presentation3/Awarded poster at the 35th Chinese Chemical Society Congress, Chongqing, April 11–14, 2026.Revisiting the fermion sign problem from the structure of Lee-Yang zeros. I. The form of the partition function for anyons and its zeros at 0 Khttps://frankcongwang.github.io/papers/paper3/Thu, 15 Jan 2026 00:00:00 +0000https://frankcongwang.github.io/papers/paper3/We connect the fermion sign problem to the Lee-Yang theory of phase transitions and show that the partition function of indistinguishable particles is a polynomial with fixed zeros at zero temperature.An efficient integrator scheme for sampling the (quantum) isobaric–isothermal ensemble in (path integral) molecular dynamics simulationshttps://frankcongwang.github.io/papers/paper4/Fri, 01 Aug 2025 00:00:00 +0000https://frankcongwang.github.io/papers/paper4/We develop an efficient integrator scheme—the middle scheme—for sampling the (quantum) isobaric–isothermal ensemble in (path integral) molecular dynamics simulations.Efficient algorithms for sampling canonical and isobaric ensembles via molecular dynamicshttps://frankcongwang.github.io/presentations/presentation4/Sat, 05 May 2018 00:00:00 +0000https://frankcongwang.github.io/presentations/presentation4/Awarded poster at the 31st Chinese Chemical Society Congress, Hangzhou, May 5–8, 2018.Generalized fourth-order decompositions of imaginary time path integral: Implications of the harmonic oscillatorhttps://frankcongwang.github.io/papers/paper5/Thu, 01 Dec 2022 00:00:00 +0000https://frankcongwang.github.io/papers/paper5/We develop parameterized generalized fourth-order decompositions of the imaginary-time path integral and optimize the parameters through analysis of the one-dimensional harmonic oscillator.Stationary state distribution and efficiency analysis of the Langevin equation via real or virtual dynamicshttps://frankcongwang.github.io/papers/paper6/Wed, 01 Nov 2017 00:00:00 +0000https://frankcongwang.github.io/papers/paper6/We analyze the stationary state distribution and sampling efficiency of the Langevin equation and its variants via real or virtual dynamics, introducing the middle scheme thermostat.An efficient algorithm for the fourth-order decomposition for path integral molecular dynamicshttps://frankcongwang.github.io/papers/paper7/Mon, 01 Jan 0001 00:00:00 +0000https://frankcongwang.github.io/papers/paper7/An efficient algorithm for the fourth-order decomposition for path integral molecular dynamics.Application of the generalized fourth-order decomposition schemes to perturbed path integralhttps://frankcongwang.github.io/papers/paper8/Mon, 01 Jan 0001 00:00:00 +0000https://frankcongwang.github.io/papers/paper8/We prove that the perturbed path integral (PPI) is at least fourth-order accurate and can be combined with generalized fourth-order decompositions.Contacthttps://frankcongwang.github.io/officehours/Wed, 23 Sep 2026 00:00:00 +0000https://frankcongwang.github.io/officehours/How to reach Cong Wang and schedule a research discussion.Locationhttps://frankcongwang.github.io/location/Wed, 23 Sep 2026 00:00:00 +0000https://frankcongwang.github.io/location/Cong Wang's affiliation and contact information at the School of Physics, Peking University.List of Irregular Verbs Across Romance Languageshttps://frankcongwang.github.io/data/data1/Thu, 07 Mar 2013 00:00:00 +0000https://frankcongwang.github.io/data/data1/This dataset contains all irregular verbs in known Romance languages.Lectures at the Villa of Reduced Circumstanceshttps://frankcongwang.github.io/courses/course1/Mon, 10 Mar 2003 00:00:00 +0000https://frankcongwang.github.io/courses/course1/This graduate course presents classical results in Romance philology.Portugese Irregular Verbshttps://frankcongwang.github.io/books/book1/Wed, 01 Jan 1997 00:00:00 +0000https://frankcongwang.github.io/books/book1/This book discusses Portugese irregular verbs in great details.Profanity in Early Irishhttps://frankcongwang.github.io/courses/course2/Sat, 16 Jun 1990 00:00:00 +0000https://frankcongwang.github.io/courses/course2/This undergraduate course discusses profanity in Early Irish.CVhttps://frankcongwang.github.io/cv/Mon, 01 Jan 0001 00:00:00 +0000https://frankcongwang.github.io/cv/Curriculum vitae of Cong Wang (王聪).