Z. Ren

发表

Prompt $\Lambda^+_c$ production in $p\mathrm{Pb}$ collisions at $\sqrt{s_{NN}} = 5.02$ TeV.

I. A. Monroy, M. Dorigo, F. Fleuret, 2018, 1809.01404.

Measurement of b hadron fractions in 13 TeV pp collisions

I. A. Monroy, S. Amerio, F. Bedeschi, 2019, Physical Review D.

Study of $\Upsilon$ production in $p$Pb collisions at $\sqrt{s_{NN}}=8.16$ TeV

I. A. Monroy, M. Dorigo, F. Fleuret, 2018, 1810.07655.

Observation of Multiplicity Dependent Prompt χ_{c1}(3872) and ψ(2S) Production in pp Collisions.

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, Physical review letters.

Determination of quantum numbers for several excited charmed mesons observed in B−→D*+π−π− decays

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019, Physical Review D.

Role of miR-143 targeting KRAS in colorectal tumorigenesis

X. Chen, Junfeng Zhang, K. Zen, 2009, Oncogene.

Search for the rare decay $B^0 \rightarrow J/\psi \phi$

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, 2011.06847.

Observation of the semileptonic decay $$ {B}^{+}\to p\overline{p}{\mu}^{+}{\nu}_{\mu } $$

M. Dorigo, F. Bedeschi, I. Gorelov, 2019, 1911.08187.

Measurement of CP violation in the $$ {B}_s^0\to \phi \phi $$ decay and search for the B0→ ϕϕ decay

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019, Journal of High Energy Physics.

Observation of the semileptonic decay B+→pp¯μ+νμ\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ {B}^{+}\to p\overline

M. Dorigo, F. Bedeschi, I. Gorelov, 2020, Journal of High Energy Physics.

Observation of the $$ {\Lambda}_{\mathrm{b}}^0\to {\upchi}_{\mathrm{c}1} $$ (3872) pK− decay

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019, Journal of High Energy Physics.

Measurement of $Z\rightarrow\tau^+\tau^-$ production in proton-proton collisions at $\sqrt{s} = 8$ TeV

I. A. Monroy, M. Dorigo, S. Amerio, 2018, 1806.05008.

Evidence for an $\eta_c(1S) \pi^-$ resonance in $B^0 \to \eta_c(1S) K^+\pi^-$ decays

I. A. Monroy, M. Dorigo, S. Amerio, 2018 .

Evidence for an resonance in decays

I. A. Monroy, S. Amerio, F. Bedeschi, 2018 .

Observation of new excited $${B} ^0_{s} $$ states

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, The European Physical Journal C.

Measurement of B+, B0 and Lambdab production and nuclear modification in pPb collisions at 8.16 TeV

I. A. Monroy, S. Amerio, F. Bedeschi, 2018 .

Observation of enhanced double parton scattering in proton-lead collisions at $\sqrt{s_\mathrm{NN}}=8.16$ TeV

I. A. Monroy, R. A. Mohammed, M. Dorigo, 2020, 2007.06945.

Observation of enhanced double parton scattering in proton-lead collisions at $\sqrt{s_\mathrm{NN}}=8.16$ TeV

I. A. Monroy, R. A. Mohammed, F. Bedeschi, 2020 .

Measurement of B+ , B0

I. A. Monroy, F. Bedeschi, I. Gorelov, 2019 .

Measurement of the branching fraction and CP asymmetry in B + → J / ψ ρ + decays

I. A. Monroy, M. Dorigo, S. Amerio, 2018 .

Measurement of CP observables in B± → DK± and B± → Dπ± with D → $$ {K}_{\mathrm{S}}^0{K}^{\pm }{\pi}^{\mp } $$ decays

I. A. Monroy, F. Fleuret, F. Bedeschi, 2020, Journal of High Energy Physics.

Measurement of the production cross-section in collisions at

M. Dorigo, F. Fleuret, F. Bedeschi, 2020 .

Measurement of $${\psi {(2S)}} $$ production cross-sections in proton-proton collisions at $$\sqrt{s} =7$$ and $$13\text { TeV} $$

I. A. Monroy, M. Dorigo, F. Fleuret, 2020 .

Measurement of psi(2S) production cross-sections in proton-proton collisions at 7 and 13 TeV

I. A. Monroy, M. Dorigo, F. Fleuret, 2019, 1908.03099.

Observation of the decay $B_s^0 \to \overline{D}^0 K^+ K^-$

I. A. Monroy, M. Dorigo, S. Amerio, 2018, 1807.01891.

Observation of the Λb0→χc1 (3872) pK− decay

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019 .

Measurement of the Lifetime of the Doubly Charmed Baryon Ξ[subscript cc][superscript ++]

I. A. Monroy, M. Dorigo, S. Amerio, 2018 .

Observation of a New Excited D_{s}^{+} Meson in B^{0}→D^{-}D^{+}K^{+}π^{-} Decays.

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, Physical review letters.

Amplitude analysis of the B+→π+π+π− decay

I. A. Monroy, M. Dorigo, F. Bedeschi, 2020, Physical Review D.

First observation of the decay B0→D0D¯K+0π−

R. A. Mohammed, F. Fleuret, F. Bedeschi, 2020 .

Angular moments of the decay Λ[subscript b][superscript 0] → Λμ[superscript +]μ[superscript −] at low hadronic recoil

I. A. Monroy, F. Fleuret, S. Amerio, 2018 .

Test of lepton universality in beauty-quark decays

R. A. Mohammed, F. Bedeschi, I. Gorelov, 2021, Nature Physics.

Observation of the decay Λb0 → ψ(2S)pπ−

I. A. Monroy, M. Dorigo, F. Fleuret, 2018, Journal of High Energy Physics.

Observation of the decay $\Lambda^0_b\rightarrow\psi(2S)p\pi^-$

I. A. Monroy, M. Dorigo, S. Amerio, 2018, 1806.08084.

Measurement of $B^+$, $B^0$ and $\Lambda_b^0$ production in $p\mkern 1mu\mathrm{Pb}$ collisions at $\sqrt{s_{NN}} = 8.16 \ \rm TeV$

I. A. Monroy, S. Amerio, F. Bedeschi, 2019, 1902.05599.

Prompt Λc+ baryons and D0 meson production cross-section and nuclear modification in pPb collisions at sNN=5.02TeV with the LHCb detector

Zhukov, Gibson, Bocci, 2019, Nuclear Physics A.

Prompt $\Lambda^+_c$ production in $p\mathrm{Pb}$ collisions at $\sqrt{s_{NN}} = 5.02$ TeV.

I. A. Monroy, M. Dorigo, F. Fleuret, 2018, 1809.01404.

Measurement of the relative B−→D0/D*0/D**0μ−ν¯μ branching fractions using B− mesons from B¯s2*0 decays

I. A. Monroy, M. Dorigo, S. Amerio, 2018, Physical Review D.

Search for $C\!P$ violation in $\Lambda^0_b \to p K^-$ and $\Lambda^0_b \to p \pi^-$ decays

I. A. Monroy, M. Dorigo, S. Amerio, 2018, 1807.06544.

Study of $\Upsilon$ production in $p$Pb collisions at $\sqrt{s_{NN}}=8.16$ TeV

I. A. Monroy, M. Dorigo, F. Fleuret, 2018, 1810.07655.

Search for CP violation and observation of P violation in Λb0→pπ−π+π− decays

M. Dorigo, F. Fleuret, F. Bedeschi, 2020, Physical Review D.

Measurement of production in pp collisions at TeV

M. Dorigo, F. Bedeschi, I. Gorelov, 2019, Chinese Physics C.

Measurement of the branching fractions of the decays $D^+\rightarrow K^-K ^+K^+$, $D^+\rightarrow \pi^-\pi^+K^+$ and $D^+_s\rightarrow \pi^-K^+K^+$

I. A. Monroy, M. Dorigo, S. Amerio, 2018, 1810.03138.

Search for heavy neutral leptons in W+→μ+μ±jet decays

T. D. Nguyen, C. L. Silva, Lino Ferreira Lopes, 2021 .

Precision measurement of the Ξcc++ mass

M. Dorigo, F. Fleuret, F. Bedeschi, 2020 .

Measurement of the branching fraction and asymmetry in decays

I. A. Monroy, F. Fleuret, S. Amerio, 2019 .

Measurement of the CKM angle using B-+/- DK +/- with D -> KS0(+-),(KsK+K-)-K-0 decays (vol 08, 176, 2018)

I. A. Monroy, M. Dorigo, F. Fleuret, 2018 .

Determination of quantum numbers for several excited charmed mesons observed in B−→D*+π−π− decays

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019, Physical Review D.

Study of coherent J/ψ production in lead-lead collisions at sNN=5TeV with the LHCb experiment

Zhukov, Gibson, Bocci, 2019, Nuclear Physics A.

Observation of several sources of $CP$ violation in $B^+ \to \pi^+ \pi^+ \pi^-$ decays

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019 .

Measurement of Z → τ[superscript +]τ[superscript −] Production in Proton-Proton Collisions at √s = 8 TeV

I. A. Monroy, F. Fleuret, S. Amerio, 2018 .

Evidence of a $J/\psi \varLambda$ structure and observation of excited $\varXi^-$ states in the $\varXi_b^-\to J/\psi \varLambda K^-$ decay

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, 2012.10380.

Search for Lepton-Flavor Violating Decays B^{+}→K^{+}μ^{±}e^{∓}.

F. Bedeschi, I. Gorelov, D. Lucchesi, 2019, Physical review letters.

A New Ceramic Sr2Fe8O18: Crystal Structure and Analysis of Application on Solid Electrolytes

L. Qin, Likun Wang, Q. Liao, 2020 .

HAb18G/CD147 promotes epithelial–mesenchymal transition through TGF-β signaling and is transcriptionally regulated by Slug

Z. Ren, Yang Zhang, H. Bian, 2011, Oncogene.

Measurement of the CKM angle $\gamma$ using $B^\pm\to DK^\pm$ with $D\to K_\text{S}^0\pi^+\pi^-$, $K_\text{S}^0K^+K^-$ decays

I. A. Monroy, M. Dorigo, F. Fleuret, 2018, 1806.01202.

Amplitude analysis of B s 0 → K S 0 K±π∓ decays

F. Fleuret, S. Amerio, F. Bedeschi, 2019 .

First Observation of the Decay B_{s}^{0}→K^{-}μ^{+}ν_{μ} and a Measurement of |V_{ub}|/|V_{cb}|.

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, Physical review letters.

Enhanced polarization-sensitive terahertz emission from vertically grown graphene by a dynamical photon drag effect.

C. Gu, Junjie Li, Baogang Quan, 2017, Nanoscale.

Search for heavy neutral leptons in $$W^+\rightarrow \mu ^{+}\mu ^{\pm }\, \text {jet}$$ decays

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, 2011.05263.

Precision measurement of the $$ {\varXi}_{cc}^{++} $$ mass

M. Dorigo, F. Fleuret, F. Bedeschi, 2019, Journal of High Energy Physics.

Search for CP violation in $${{{\varXi }} ^+_{c}} \rightarrow {p} {{K} ^-} {{\pi } ^+} $$ decays using model-independent techniques

F. Fleuret, F. Bedeschi, I. Gorelov, 2020, 2006.03145.

Measurement of the CP-violating phase ϕ from Bs0→J/ψπ+π− decays in 13 TeV pp collisions

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019, Physics Letters B.

Observation of New Ξ_{c}^{0} Baryons Decaying to Λ_{c}^{+}K^{-}.

I. A. Monroy, F. Fleuret, F. Bedeschi, 2020, Physical review letters.

Amplitude analysis of the B+→π+π+π− decay

I. A. Monroy, M. Dorigo, F. Bedeschi, 2020, Physical Review D.

Study of the lineshape of the χc1(3872) state

R. A. Mohammed, F. Bedeschi, I. Gorelov, 2020, Physical Review D.

Evidence for an ηc(1s)π- resonance in B⁰→ηc(1S)K+π- decays

Lino Ferreira Lopes, I. A. Monroy, M. Dorigo, 2018 .

Strong constraints on the b → sγ photon polarisation from B0 → K*0e+e− decays

I. A. Monroy, R. A. Mohammed, M. Dorigo, 2020, Journal of High Energy Physics.

Amplitude analysis of the $B^+ \rightarrow \pi^+\pi^+\pi^-$ decay.

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019, 1909.05212.

Observation of Bs0→D¯*0ϕ and search for B0→D¯0ϕ decays

I. A. Monroy, S. Amerio, F. Bedeschi, 2018, Physical Review D.

Observation of $B_s^0 \to \overline{D}^{*0} \phi$ and search for $B^0 \to \overline{D}^0 \phi$ decays

I. A. Monroy, M. Dorigo, S. Amerio, 2018, 1807.01892.

arXiv : Measurements of $CP$ asymmetries in charmless four-body $\Lambda_b$ and $\Xi_b^0$ decays

I. A. Monroy, S. Amerio, F. Bedeschi, 2019, 1903.06792.

Measurement of the mass and production rate of Ξb− baryons

I. A. Monroy, S. Amerio, F. Bedeschi, 2019, Physical Review D.

Measurement of |Vcb| with Bs0→Ds(*)−μ+νμ decays

M. Dorigo, F. Fleuret, F. Bedeschi, 2020 .

First branching fraction measurement of the suppressed decay Ξc0→π−Λc+

R. A. Mohammed, F. Fleuret, F. Bedeschi, 2020, Physical Review D.

Measurement of the CKM angle γ and $$ {B}_s^0\hbox{-} {\overline{B}}_s^0 $$ mixing frequency with $$ {B}_s^0\to {D}_s^{\mp }{h}^{\pm }{\pi}^{\pm }{\pi}^{\mp } $$ decays

T. D. Nguyen, C. L. Silva, Lino Ferreira Lopes, 2020 .

Measurement of the CKM angle $\gamma$ and $B^0_s$-$\bar{B}^0_s$ mixing frequency with $B^0_s \rightarrow D_s^\mp h^\pm \pi^\pm \pi^\mp$ decays

R. A. Mohammed, F. Fleuret, F. Bedeschi, 2020, 2011.12041.

Observation of the Mass Difference between Neutral Charm-Meson Eigenstates.

I. A. Monroy, R. A. Mohammed, F. Bedeschi, 2021, Physical review letters.

First observation of the decay Λb0→ηc(1S)pK−

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, Physical Review D.

Measurements of CP asymmetries in charmless four-body $${\varLambda } ^0_{b} $$ and $${\varXi } ^0_{b} $$ decays

C. L. Silva, Lino Ferreira Lopes, Míriam Calvo Gómez, 2019, The European Physical Journal C.

Search for the Rare Decays B_{s}^{0}→e^{+}e^{-} and B^{0}→e^{+}e^{-}.

F. Fleuret, F. Bedeschi, I. Gorelov, 2020, Physical review letters.

Study of the ψ2(3823) and χc1(3872) states in B+→ (J/ψπ+π−)K+ decays

R. A. Mohammed, F. Fleuret, F. Bedeschi, 2020, Journal of High Energy Physics.

Angular moments of the decay $\Lambda_b^0 \rightarrow \Lambda \mu^{+} \mu^{-}$

I. A. Monroy, M. Dorigo, S. Amerio, 2018, 1808.00264.

Observation of the decay B ¯ s 0 → χ c 2 K + K −

I. A. Monroy, M. Dorigo, S. Amerio, 2018 .

Measurement of \begin{document}${{\varXi_{cc}^{++}}}$\end{document} production in pp collisions at \begin{document}${\sqrt{ s}=13}$\end{document} TeV

M. Dorigo, F. Bedeschi, I. Gorelov, 2020 .

Amplitude analysis of the B(s)0→K∗0 K¯∗0 decays and measurement of the branching fraction of the B→ K∗ 0K¯ ∗ 0 decay

I. A. Monroy, Zirui Wang, M. Dorigo, 2019 .

arXiv : Search for the lepton-flavour violating decays $\mathcal{B}(B^+ \to K^+ {\mu}^{\pm} e^{\mp})$

C. L. Silva, Lino Ferreira Lopes, Míriam Calvo Gómez, 2019 .

Search for $C\!P$ violation and observation of $P$ violation in $\Lambda_b^0 \to p \pi^- \pi^+ \pi^-$ decays

T. D. Nguyen, C. L. Silva, Lino Ferreira Lopes, 2019, 1912.10741.

Erratum to: Updated measurement of time-dependent C P -violating observables in B s 0 → J / ψ K + K - decays

I. A. Monroy, F. Bedeschi, I. Gorelov, 2020 .

Precise determination of the B0s-B0sbar oscillation frequency

R. A. Mohammed, F. Bedeschi, I. Gorelov, 2021, 2104.04421.

Search for the doubly heavy baryons Ω 0 bc and Ξ 0 bc decaying to Λ + c π − and Ξ +

M. Dorigo, F. Fleuret, F. Bedeschi, 2021 .

Amplitude analysis of the B+ -> pi+ pi+ pi- decay

C. L. Silva, Míriam Calvo Gómez, F. Bedeschi, 2020 .

Measurement of CP Violation in the Decay B^{+}→K^{+}π^{0}.

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, Physical review letters.

Precision measurement of the Λc+ , Ξc+ , and Ξc0 baryon lifetimes

I. A. Monroy, M. Dorigo, F. Bedeschi, 2019, Physical Review D.

Observation of the $B_s^0 \rightarrow D^{\ast \pm} D^{\mp}$ decay

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, 2012.11341.

Study of $$ {\mathrm{B}}_{\mathrm{s}}^0 $$ → J/ψπ+π−K+K− decays

T. D. Nguyen, C. L. Silva, Míriam Calvo Gómez, 2021 .

Generalized Weissinger’s L-method for prediction of curved wings operating above a free surface in subsonic flow

Z. Ren, L. Zhou, L. Sun, 2013, Journal of Engineering Mathematics.

The application of improved FUZZY-AHP method in groundwater quality evaluation

J Hao, Y Zhang, Z Ren, 2012 .

Search for the doubly heavy baryons $\it{\Omega}_{bc}^{\rm0}$ and $\it{\Xi}_{bc}^{\rm0}$ decaying to $\it{\Lambda_{c}^{+}\pi^{-}}$ and $\it{\Xi_{c}^{+}\pi^{-}}$

I. A. Monroy, F. Fleuret, F. Bedeschi, 2021, 2104.04759.

Measurement of the Ω{0/c} Baryon Lifetime

Zhukov, Gibson, Rudolph, 2018 .

Optimization Strategy Analysis of Intelligent Product Service System Based on Computer Simulation Technology

Z. Ren, Han Liu, Yongcheng Wang, 2022, J. Sensors.

Test of lepton universality in beauty-quark decays

R. A. Mohammed, F. Bedeschi, I. Gorelov, 2022, Nature Physics.

Observation of the Mass Difference between Neutral Charm-Meson Eigenstates

I. A. Monroy, R. A. Mohammed, F. Bedeschi, 2021 .

Observation of the mass difference between neutral charm-meson eigenstates

I. A. Monroy, R. A. Mohammed, F. Bedeschi, 2021, 2106.03744.

Amplitude analysis of the $B^0_{(s)} \to K^{*0} \overline{K}^{*0}$ decay and measurement of its relative branching fraction relative to the $B_s^0 \to K^{*0} \overline{K}^{*0}$ decay

T. D. Nguyen, C. L. Silva, F. Bedeschi, 2019 .

Study of Coherent $J/\psi $ Production in Lead--Lead Collisions at $\sqrt {s_{NN}}=5$ TeV with the LHCb Experiment

R. A. Mohammed, F. Bedeschi, I. Gorelov, 2021, Acta Physica Polonica B Proceedings Supplement.

Observation of the doubly Cabibbo-suppressed decay Ξc+ → pϕ

I. A. Monroy, F. Fleuret, S. Amerio, 2019, Journal of High Energy Physics.

Study of $\Upsilon$ production in $p$Pb collisions at $\sqrt{s_{NN}}=8.16$ TeV

T. D. Nguyen, L. A. Granado Cardoso, C. L. Silva, 2018, 1810.07655.

Study of ϒ production in pPb collisions at sNN=8.16$$ \sqrt{s_{\mathrm{NN}}}=8.16 $$ TeV

S. Amerio, F. Bedeschi, I. Gorelov, 2018, Journal of High Energy Physics.

Measurement of Υ production in pp collisions at s\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ \sqrt{s} $$\end{docu

R. A. Mohammed, S. Li, F. Bedeschi, 2022, Journal of High Energy Physics.

Observation of a new excited $D_s^+$ meson in $B^0\to D^+D^-K^+\pi^-$ decays

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, 2011.09112.

Observation of excited $\Omega_c^0$ baryons in $\Omega_b^- \to \Xi_c^+ K^-\pi^-$ decays

R. A. Mohammed, F. Bedeschi, I. Gorelov, 2021, 2107.03419.

Search for Lepton-Universality Violation in B^{+}→K^{+}ℓ^{+}ℓ^{-} Decays.

L. A. Granado Cardoso, I. A. Monroy, M. Dorigo, 2019, Physical review letters.

Evidence for an [Formula: see text] resonance in [Formula: see text] decays

M. Dorigo, F. Fleuret, S. Amerio, 2018 .

University of Birmingham Measurement of the mass and production rate of b-baryons

I. A. Monroy, S. Amerio, F. Bedeschi, 2019 .

Observation of the decay Λb0\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ {\Lambda}_{\mathrm{b}}^0 $$\end{document}

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2021, Journal of High Energy Physics.

University of Birmingham Measurement of b hadron fractions in 13 TeV pp collisions

I. A. Monroy, S. Amerio, F. Bedeschi, 2019 .

Evidence of a J/ψΛ structure and observation of excited Ξ- states in the Ξb-→J/ψΛK- decay.

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, Science bulletin.

A model-independent study of resonant structure in $B^+\to D^+D^-K^+$ decays

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2020, 2009.00025.

Amplitude analysis of B0→D¯0

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2022, Physical Review D.

Observation of Multiplicity Dependent Prompt χ_{c1}(3872) and ψ(2S) Production in pp Collisions.

I. A. Monroy, R. A. Mohammed, F. Fleuret, 2021, Physical review letters.

Study of coherent J/ψ production in lead-lead collisions at sNN=5TeV with the LHCb experiment

Zhukov, Gibson, Bocci, 2019, Nuclear Physics A.

Measurement of CP violation in the decay $B^{+} \rightarrow K^{+} \pi^{0}$

I. A. Monroy, R. A. Mohammed, F. Bedeschi, 2020, 2012.12789.