Disciplines / Research questions
物理学
691 个研究主题 · 2739 个问题
无粒子产生4 个问题
No-particle-production classification for supersymmetric two-dimensional theories with multiple superfields or extended supersymmetry
Completing the classification of two-dimensional Lagrangians with no tree-level particle production: multi-field seeds, non-Toda solutions, and quantum persistence
Integrable structure of the Drinfeld-twisted Landau-Lifshitz models: Lax pair, multi-particle S-matrix factorization, and the quantum boost operator
Loop-level viability and general extension of the omega-regulated massless S-matrix for integrable sigma-models
无穷乘积表达2 个问题
无限格点极限2 个问题
无序临界相(disordered critical phase)1 个问题
五夸克态是否存在?4 个问题
Existence and spectrum of fully-heavy pentaquarks : a rigorous five-body determination of stable bound states
未解决约 5 年Unambiguous spin–parity and structure assignment for the strange hidden-charm pentaquark candidates and
未解决约 5 年Two-body strong decays and experimental search channels of the predicted compact isovector hidden-charm-singly-strange pentaquark states
未解决不足 1 年Existence of narrow light pentaquark baryons: the and the exotic candidates
未解决约 29 年
物质自转与引力场的作用4 个问题
Frame dragging by rotating matter shells and gravitational-wave pulses beyond perturbation theory: the domain of validity of
未解决约 8 年Rotating thin shells in (2+1)-dimensional asymptotically AdS spacetimes: the overspinning regime and admissible matter models
未解决约 11 年Gravitational field of the spinning Q-lump cosmic string beyond the weak-field, winding-N=2 approximation
未解决约 18 年The causal-mass criterion for perfect cosmic inertial dragging: proving, disproving, or quantifying the Braeck–Grøn–Farup conjecture in general relativity
未解决约 9 年
细胞调控和信号途径的动力学研究10 个问题
Quantitative reconstruction of the Waddington cell-fate landscape and attractor dynamics of gene regulatory networks from empirical high-dimensional expression data
未解决约 10 年Quantitative mechanistic origin of variability in the p53-Mdm2 oscillatory DNA-damage response, and of its delay-period-damping relationship
未解决约 20 年Information-thermodynamic bounds on biochemical signal transduction beyond the linear-Gaussian model: nonlinear and time-delayed feedback networks, backward transfer entropy, and experimental verification
未解决约 11 年Molecular mechanism of BMP time-integration by SOX2 in human pluripotent stem cells
未解决约 2 年Quantitative encoding of TCR signal dynamics in the temporal structure of transcription in vivo: affinity-to-transcription mapping, tonic signal mechanisms, and the time-frequency mathematics of the Tocky system
未解决约 8 年Open problem: the mechanistic and functional basis of intermittent FGF4/ERK oscillations in mouse embryonic stem cells
未解决约 4 年Mechanisms of RTK-level antagonistic control and dynamic decoding of pulsatile Erk signaling in epithelial proliferative control
未解决约 7 年Causal status and context dependence of the time-integrator relationship between ERK/Akt activity dynamics and stochastic cell division
未解决约 2 年Mechanistic basis of spatiotemporally defined RAS–ERK signals dictating cell fate in MCF-7 mammary epithelial cells: control of sustained ERK phosphorylation and compartmental sufficiency for differentiation
未解决约 10 年Quantitative mapping of β-catenin signal dynamics to proliferation, Gadd45γ-dependent arrest, and apoptosis in differentiating neural stem cells
未解决约 5 年
细胞骨架的组织机理7 个问题
Molecular motors and the extensile-contractile force balance governing bipolar versus multipolar spindle self-organization in Xenopus egg extracts
未解决约 5 年Quantitative mechanical mapping from actin-network architecture to microtubule plus-end dynamics and spindle assembly
未解决约 8 年Molecular-scale origins of the coarse-grained active liquid crystal description of the human mitotic spindle
未解决约 1 年Quantitative physical account of actin-mediated registry of non-muscle myosin II filament stacks
未解决约 9 年Molecular basis and functional consequences of vimentin association with the actomyosin cortex in mitosis
未解决约 7 年Molecular and physical mechanism of Eg5-organized antiparallel microtubule bundling in the human metaphase spindle
未解决不足 1 年Robustness of growth-induced kinetic trapping in cytoskeletal filament networks to nucleation, motors, turnover, and filament type
未解决约 2 年
弦论中标准粒子模型的实现10 个问题
Completing the heterotic -II orbifold MSSM: all-orders supersymmetric vacua and full phenomenological viability of the Buchmüller–Hamaguchi–Lebedev–Ratz model
未解决约 20 年Dynamical completion of the R-parity construction from orbifold compactification of the SO(32) heterotic string
未解决约 5 年String-loop completion of the minimal orbifold Pati–Salam quiver: anomaly-canceling terms, Fayet–Iliopoulos coefficients, and the symmetry-breaking scales
未解决约 19 年Physical Yukawa couplings in heterotic Calabi–Yau compactifications: singular loci, non-standard-embedding bundles, and multi-parameter moduli
未解决约 17 年Local-to-global completion of the intersecting D-brane Standard Model with a bulk leptonic
未解决约 4 年Standard-like heterotic-string vacuum with a low-scale anomaly-free Z′: explicit x-sector construction and low-energy validation
未解决约 12 年Completing the small Dirac neutrino mass mechanism of Casas–Ibáñez–Marchesano in a globally consistent type IIA orientifold
未解决约 2 年Completing the D3-brane Standard Model: compact Calabi-Yau embedding, moduli stabilization, and realistic soft supersymmetry breaking for the del Pezzo construction
未解决约 21 年Perturbative vacuum stability and dilaton stabilization of the three-generation standard-like model from the tachyonic ten-dimensional heterotic-string vacuum
未解决约 6 年Explicit slope-stable hidden-sector bundle with vanishing five-brane class for the minimal heterotic standard model
未解决约 20 年
弦论中宇宙弦产生的定量研究6 个问题
Open questions for small-tension cosmic strings from D3 branes wrapped on deformed singularities: cosmological production, world-sheet theory, and observational distinguishability
未解决约 17 年First-principles microphysical and multi-scale dynamics inputs for firm quantitative constraints on scaling cosmic superstring networks
未解决约 15 年The loop-formation size distribution and modelling systematics of the cosmic-superstring stochastic gravitational-wave background
未解决约 21 年Self-consistent dynamics and radiation of axion-emitting cosmic superstring networks
未解决约 2 年Reliable gravitational production rate of perturbative string states at the end of inflation and during reheating
未解决约 18 年Uncertainty-controlled Kaluza-Klein emission constraints on cosmic superstrings: loop-population inputs, KK-mode lifetimes, and compactifications beyond the Klebanov-Strassler throat
未解决约 14 年
弦宇宙学的初始条件问题7 个问题
Nonperturbative holographic dual of the two-dimensional string cosmology (c=1 Liouville times c=25 Liouville worldsheet)
未解决约 3 年Global viability of extended pre-big-bang cosmology as the source of the nanohertz gravitational-wave background
未解决约 1 年Decisive multi-band gravitational-wave test of pre-big-bang string cosmology: breaking the (beta, z_s, z_d, z_sigma) degeneracy and bounding the dilaton-growth exponent
未解决约 1 年Covariant embedding and string-theory origin of all-order O(d,d)-invariant bouncing string cosmologies, and their primordial perturbations
未解决约 3 年Experimental test of pre-big bang cosmology through its relic gravitational-wave background: multi-band confirmation or exclusion of the string parameter space
未解决约 10 年Non-singular string cosmology from all-order α′ corrections: first-principles foundations and physical viability
未解决约 7 年Completing the finite-matter alternative string-landscape cosmology: Einstein-equation consistency with nonzero pressure, observational constraints on the inhomogeneity scale, and the big-crunch and light-trapping fate
未解决约 14 年
现代电子显微学尚未解决的问题2 个问题
线守恒(line conservation)4 个问题
Matrix product ansatz for the eight-vertex model and the XYZ spin chain
未解决约 20 年Exact spectrum of the dilute oriented loop model: general branching rules into dense SU(n+1) modules and mixed-parity scaling dimensions
未解决约 10 年Limit shapes and metastability in the bounded 15-vertex model with non-domain-wall boundary conditions
未解决约 8 年Yang-Baxter algebra of the n-state mixed vertex model with the line-conservation constraint on the square lattice
未解决约 2 年
相对论核多体问题中的pp和ph相互作用能否统一4 个问题
Consistent pairing channel and retardation effects in relativistic Hartree-Fock-Bogoliubov theory with density-dependent meson-nucleon couplings
未解决约 16 年Coupled self-consistent treatment of induced-interaction vertex corrections and self-energy effects in the proton pairing gap of neutron-star matter
未解决约 7 年Quantitative microscopic consistency of the pairing gap in finite nuclei from chiral pion-nucleon dynamics: medium-polarization (induced-interaction) corrections, particle-hole/particle-particle effective-mass consistency, and missing collective correlations
未解决约 14 年Consistent many-body calculation of the pairing gap and superfluid transition temperature of neutron matter: screening beyond the Landau approximation, induced three-neutron forces, and self-energy effects
未解决约 8 年
相对论量子信息3 个问题
Constructing the spacetime-local update maps of the polyperspective formalism for concrete physical systems (detectors, quantum fields, curved spacetimes)
未解决约 1 年Energy accounting of relativistic quantum communication: generality of the vanishing communication-specific energy cost and the particle-creation contribution in dynamical spacetimes
未解决约 4 年Resource costs of unconstrained summoning: efficient protocols, lower bounds, and the quantum-versus-classical token comparison
未解决约 8 年
相对论平均场理论中引入交换项会带来什么新物理?7 个问题
The fourth-order symmetry energy of neutron-rich nuclear matter: exchange-channel structure across covariant density functionals, kinetic short-range-correlation content, and neutron-star crust consequences
未解决约 8 年Microscopic magnitude and density dependence of the in-medium screened pion tensor force in relativistic Hartree-Fock energy functionals
未解决约 12 年Charge symmetry breaking from - mixing in covariant density functional theory: exchange terms, density dependence, EDF mapping, and the hypernuclear extension
未解决约 1 年Completing deformed relativistic Hartree-Fock-Bogoliubov theory: tensor couplings in shell evolution and beyond-mean-field correlations with explicit Fock terms
未解决约 15 年Unquantified meson retardation and rho-tensor correlations in relativistic Hartree-Fock compact-star matter, and their joint treatment with hyperon/Delta exchange contributions to the equation of state, maximum masses, and direct-Urca thresholds
未解决约 17 年Self-consistent tensor-force constraints in the relativistic Hartree-Fock theory: RHF + particle-vibration coupling and the global strength of the pion-exchange tensor
未解决约 5 年Determining the isovector-scalar channel of the relativistic spin-orbit interaction from single-particle data
未解决约 10 年
象限配分函数4 个问题
Three-dimensional integrability for the multispecies ASEP: a tetrahedron-equation route to the Zamolodchikov–Faddeev algebra and the Macdonald connection
Orthogonality of the dual symmetric functions of the half-space six-vertex model (Conjecture 5.5 of Garbali–de Gier–Mead–Wheeler)
Direct asymptotic analysis of coloured stochastic vertex models via their Plancherel spectral theory, and extension of the coloured formalism
Rigorous corner transfer matrix-Virasoro character correspondence for Yang-Baxter integrable models, and unusual corrections to scaling for valence bond entanglement in massive spin chains
信息处理的物理极限与量子热力学9 个问题
Quantum-statistics, degeneracy, asymmetric-insertion, and non-quasistatic extensions of the demonless quantum Szilard engine
未解决约 7 年Thermodynamic uncertainty relation and efficiency–constancy bounds for periodically driven quantum heat engines beyond the slow-driving, weak-coupling regime
未解决约 5 年Combined second-law accounting for discrete quantum feedback control: minimum controller work cost
未解决约 18 年Extending the rigorous efficiency-versus-time trade-off for cyclic quantum heat engines to non-lattice baths and baths with divergent heat capacity
未解决约 9 年Minimal excess thermodynamic cost of quantum operations: tightness, attainability, and the exceptional spectral-symmetry cases
未解决约 10 年Rigorous minimal-work bounds for reliable information-bearing switches and memories as a function of error probability and temperature
未解决约 13 年Completing the thermodynamic theory of the pointer-measurement quantum engine: strong-interrogation dynamics, measurement-cost accounting, and physical realization
未解决约 7 年Pareto trade-offs of finite-time quantum information engines with the energetic and temporal costs of classical meter readout and reset included
未解决约 1 年Tightness and attainability of the Landauer erasure bound in the quantum regime under finite time, finite-size baths, and non-Markovian or nonequilibrium environments
未解决约 24 年
星—三角变换(star–triangle transformation)3 个问题
Determining the zero-temperature exponents of the two-dimensional Ising spin glass from the iterated star-triangle evolution
未解决约 5 年Exact spectrum of the Floquet evolution operator of star-triangle integrable quantum circuits
未解决约 3 年Full resummation of the direct triangular block condition for the symmetric-group permutation model
未解决不足 1 年
星系的形成和演化6 个问题
Distinguishing early dark energy from baryonic physics as the origin of the JWST high-redshift galaxy excesses
未解决约 4 年Cold-stream survival, additional physics, and angular-momentum delivery from the circumgalactic medium to galaxies
未解决不足 1 年Robustly mapping simulated cold gas accretion onto quasar absorption-line observations: end-to-end synthetic spectra and quantitative confrontation with the z ≈ 0.2 corotation observations
未解决约 7 年Making the circumgalactic-atmosphere regulator framework quantitative: contraction-triggered black-hole feedback, stability of contracted atmospheres, total feedback-energy measurement, phase-plane diagnostics, and the redshift evolution of the star-formation-efficiency peak
未解决约 2 年Making the Milky Way's merger-driven three-phase formation picture definitive: temporal ordering of the disk phases, universality of the chemical bimodality, and simulation tests of the Gaia-Sausage-Enceladus scenario
未解决约 2 年The physical origin of stellar bars at redshifts : formation conditions and reproduction in cosmological simulations
未解决约 2 年
星系核心黑洞的形成和演化5 个问题
Cosmic evolution and physical origin of the supermassive black hole–host galaxy scaling relations: what sets their zero point and scatter
未解决约 26 年Intrinsic evolution of the – relation at intermediate redshift, or a non-evolving – coupling: which host property fundamentally couples to supermassive black hole mass?
未解决约 21 年Formation and early growth of the first massive black holes: the UNCOVER broad-line AGN and the faint red AGN population at
未解决约 25 年Physical validation of the central-molecular-cloud-fed growth scenario for supermassive black holes: origin and gigayear persistence of the quasi-universal CMC parameters
未解决约 1 年Did supermassive black holes form by direct collapse? The conditions, incidence, seed masses, and observational signatures of the direct-collapse channel
未解决约 20 年
行列式表示2 个问题
行转移矩阵(row-to-row transfer matrix)2 个问题
Generalized R-matrix (quantum inverse scattering) formulation of the Alcaraz-Lazo interacting vertex models and vertex-model realizations of hard-core integrable chains
未解决约 19 年Yang–Baxter integrability of the 3D quantum crystal-melting model: Boltzmann weights, commuting transfer matrices for the Kagome lattice, and reconstruction from integrable descendant vertex models
未解决约 18 年
形变原子核中的晕现象7 个问题
Constructing the full next-to-leading-order Hamiltonian of the short-range effective theory for single-neutron halo nuclei with a deformed core (Be and C)
未解决不足 1 年Nuclear magnetism in weakly bound deformed nuclei: robustness of the time-odd unbound-to-bound mechanism in Ne and its global consequences for exotic nuclei
未解决约 2 年Experimental test of the predicted triaxial one-neutron -wave halos in Al from reaction observables
未解决约 3 年Threshold soft strength of the deformed halo nuclei Ne and Mg: experimental extraction and microscopic continuum theory for configuration and deformation assignment
未解决约 16 年Establishing the deformation-driven two-neutron halo mechanism at the fluorine neutron drip line: F and F
未解决约 5 年Systematic chart-wide assessment of triaxial-deformation effects on nuclear halo formation in neutron-rich nuclei
未解决约 5 年Do deformation-enabled neutron halos exist in nuclei heavier than Mg? The near- candidates Cr and Fe, and the lighter candidate Ar
未解决约 9 年
寻找胶子球4 个问题
Glueball–flavour-singlet-meson mixing in QCD
未解决约 19 年Quantitative decay phenomenology of the lightest vector glueball: absolute widths, quarkonium mixing, and robustness of the predicted branching-ratio hierarchy
未解决约 10 年The composition of the scalar mesons near 1.7 GeV: are and conventional quark–antiquark states, and does contain the lightest glueball?
未解决约 30 年Light isoscalar tensor mesons: the f2(1810)/f2(1950) puzzle and the identification of the 2++ glueball
未解决约 14 年
亚表面成像的扫描探针声显微技术4 个问题
Applicability envelope and mode-design rules for multifrequency AFM subsurface imaging: scaling of contrast and lateral resolution with overlayer thickness and matrix modulus
未解决约 10 年Quantitative, depth-controlled subsurface compositional mapping of soft matter by trimodal (multifrequency) atomic force microscopy
未解决约 12 年Quantitative reconstruction of deeply buried features from scattering-contrast GHz-ultrasound subsurface atomic force microscopy
未解决约 6 年Quantitative detection physics, sensitivity limits, and calibration of thickness resonance acoustic microscopy (SNTRAM) for subsurface nanometrology
未解决约 9 年
幺正性与 crossing symmetry4 个问题
Crossing-symmetric dual S-matrix bootstrap and analytic cross-section bounds in : can manifestly crossing-symmetric dispersion relations yield rigorous (possibly stronger-than-Froissart) bounds?
Physical realizability of two-particle quasi-elastic (2QE) amplitudes under full multi-particle unitarity
Exact-unitarity dual formulation of the 3+1-dimensional S-matrix bootstrap: closing the primal-dual duality gap and the Karplus double-discontinuity domain
Crossing symmetry and entanglement beyond massive scattering: gapless theories, higher-point amplitudes, unequal internal spaces, and further quantum resources
一般 hard-square 未解问题2 个问题
一般 Ising 模型3 个问题
Complexity classification of the complex-valued Ising model on bounded-degree graphs in the intermediate annulus
未解决约 5 年D-finiteness and exact solvability of the three-dimensional Ising partition function: the Guttmann–Enting non-solvability conjecture and the joint satisfiability of the six necessary conditions
未解决约 30 年Determining the asymptotic relaxation and mixing times of the worm process for the Ising model on critical boxes in
未解决约 11 年
一个宇宙学的全息理论10 个问题
An exact holographic dual of de Sitter space: existence, identity, and consistency
未解决约 25 年Microscopic foundation of the holographic-equipartition law for the emergence and expansion of cosmic space
未解决约 14 年Exact perturbation spectra, reheating history, and the ultraviolet cutoff of holographic inflation (Nojiri–Odintsov–Saridakis model)
未解决约 7 年First-principles replica-path-integral derivation of the bilayer entropy prescription and the two-screen holographic encoding of closed FRW cosmologies
未解决约 2 年Foundational open issues in holographic cyclic cosmology: the future-event-horizon infrared cutoff, the Come Back Empty hypothesis, and observational consistency
未解决约 7 年Holographic dual of FRW cosmologies from magnetic-flavor uplifts of AdS/CFT: microscopic junction-state counting and the time-dependent cutoff field theory
未解决约 15 年Open defining structure of the holographic theory for general spacetimes: Hilbert-space organization, the strengthened covariant entropy bound, and state selection
未解决约 9 年Necessity and first-principles boundary formulation of the Lorentzian (vev-reality) classicality condition in dS/CFT
未解决约 10 年Completing the holographic realization of braneworld cosmology with end-of-the-world branes: realistic expansion, gravity localization beyond the adiabatic approximation, CFT observables behind the horizon, stable top-down realizations, and quantum simulation
未解决约 7 年Robustness of apparent-horizon area quantization and entropy-area scaling from quantum cosmology beyond the closed-FLRW radiation/dust minisuperspace
未解决约 11 年
一维 Ising 关联函数2 个问题
一维 Ising 自由能与磁化2 个问题
一维量子自旋链系统在任意边界磁场中的严格解3 个问题
Exact solutions and thermodynamics of higher-rank D-series quantum spin chains with generic non-diagonal integrable boundary fields
未解决约 21 年Single-sum basic-hypergeometric form for the general higher-spin six-vertex K-matrix elements
未解决约 7 年Exact thermodynamic limit of the open one-dimensional Hubbard chain with boundary magnetic fields away from half filling
未解决约 12 年
一维配置和(one-dimensional configuration sums)3 个问题
A direct bijective proof of the odd/even minimal-excludant equidistribution with sqrank and rerank, and a succinct partition statistic for
Generalized Rogers–Ramanujan identities for level-two string functions of simply laced Lie algebras: exceptional and Dynkin-index-two sectors, generalized Slater identities, and the RSOS lattice-model derivation
Theta-quotient complexity, odd levels, and singular specializations in the double-sum evaluation of string functions at arbitrary integral levels