CalcHEP

Questions for CalcHEP

              
Summary Created Submitter Assignee Status
Solved 685476 Subproc_cycle returns zero for cross section 2019-10-28 18:36:54 UTC tessa h — Solved
Answered 685235 event generation stuck in a diagram 2019-10-17 06:24:58 UTC Marco Merchand — Answered
Answered 685234 Bug Reporting & Three Body decay of a heavy dark particle 2019-10-17 05:28:35 UTC chris — Answered
Solved 685139 calchep_batch not changing parameter 2019-10-14 16:35:28 UTC Marco Merchand — Solved
Answered 685111 ../bin/subproc_cycle returns all zeros for cross sections of p,p->t,T 2019-10-14 11:00:12 UTC Suzanne Rosenzweig — Answered
Solved 684125 effective hgg vertex get zero cross section 2019-09-23 01:09:03 UTC Marco Merchand — Solved
Answered 684113 one-loop matrix element “usrFF” 2019-09-22 10:39:21 UTC Ramtin Taheri — Answered
Solved 683906 symbolic calculation in different gauges not agreed for SM 2019-09-13 19:52:17 UTC yd5 — Solved
Solved 683886 Undefined symbols for architecture x86_64 2019-09-13 02:01:41 UTC Marco Merchand — Solved
Solved 683828 SM(+hgg) in Calchep 2019-09-10 18:33:32 UTC Nurhan Karahan — Solved
Answered 683675 Print to file Constraints using batchfile 2019-09-05 16:51:09 UTC Mathew Thomas — Answered
Answered 683544 Inconsistency between branching ratios calculated by calchep and micromega 2019-08-30 21:28:43 UTC Jayita — Answered
Solved 682902 constraints not showing up 2019-08-14 20:46:32 UTC Marco Merchand — Solved
Solved 682809 negative cross section and decay width 2019-08-12 11:31:32 UTC Basabendu — Solved
Solved 682699 parallelization mode for HTCondor 2019-08-08 10:02:13 UTC Sercan Sen — Solved
Solved 682253 Zero Cross Section Problem 2019-07-23 11:42:43 UTC Ting-Kuo — Solved
Solved 682157 qnumber function problem 2019-07-18 21:18:55 UTC reza fard — Solved
Answered 681999 make[1]: *** [VandP.c] Error 125 make: *** [libs] Error 2 2019-07-12 22:45:55 UTC Marco Merchand — Answered
Solved 681866 Wrong result with an effective operator 2019-07-08 22:27:17 UTC Fabiola Elena Fortuna Montecillo — Solved
Solved 681704 Compilation of VandP.so failed. 2019-07-01 02:07:51 UTC Marco Merchand — Solved
Answered 681661 QCD renormalization and factorization scales 2019-06-28 05:16:57 UTC Marco Merchand — Answered
Solved 681656 par_scan_sum not available? 2019-06-27 21:04:51 UTC Marco Merchand — Solved
Solved 681530 is "sigma*v" the thermal cross section? 2019-06-21 21:28:17 UTC Marco Arroyo-Ureña — Solved
Answered 681163 How can I insert a doblet fermion in Lanhep? 2019-05-31 10:08:39 UTC Samira momeni — Answered
Answered 681125 I can't plot diagram for b \to s \gamma via CalcHep 2019-05-29 11:34:14 UTC Samira momeni — Answered
Answered 680896 Distributions in CalcHEP 2019-05-17 09:37:40 UTC Ekaterina — Answered
Solved 680602 Variation of decay width with a parameter for 3-body decay 2019-05-03 05:09:49 UTC Basabendu — Solved
Answered 680450 subprocess issue 2019-04-25 14:23:30 UTC amirreza ojaghi — Answered
Solved 680347 cant compile vertex code erorr wihle running ./main_22 2019-04-20 12:38:39 UTC amirreza ojaghi — Solved
Solved 680328 Explicit calculation of the cross section for any process 2019-04-19 08:25:04 UTC Ribella — Solved
Solved 680273 Accounting a antisymmetrization of amplitude 2019-04-15 16:32:22 UTC Ekaterina — Solved
Solved 679942 Feyn Rules model, error code 139 2019-04-07 19:18:26 UTC Ekaterina — Solved
Solved 679679 I just installed CalcHEP and when I tired to run a batch file from the examples given in the utile folder it gave the following error cp: cannot stat 'distr_1.jpg': No such file or directory 2019-03-31 07:24:24 UTC Adnan — Solved
Solved 678916 Can I use CalcHEP to calculate the neutrino-proton/neutron deep inelastic scattering cross section? 2019-03-03 19:51:49 UTC Qiji Xin — Solved
Solved 678901 Examine subprocesses with help of the batch file of the calchep 2019-03-02 18:24:36 UTC Ribella — Solved
Solved 678520 the luminosity in Weizsaecker-Williams approximation 2019-02-13 08:23:49 UTC Ribella — Solved
Answered 678383 CalcHEP and Pythia 2019-02-06 13:46:53 UTC Hoda Elgendy — Answered
Solved 678065 the photon emitted by the partons 2019-01-24 16:10:33 UTC Ribella — Solved
Solved 678004 How to know the relative minus/plus signs between diagrams? 2019-01-22 19:13:04 UTC Qiji Xin — Solved
Answered 677851 Error in decay: Energy is to small 2019-01-16 21:42:14 UTC Matt — Answered
Answered 677807 feynrules initialization error 2019-01-15 15:32:25 UTC F.g. — Answered
Answered 677187 Is it possible to get an analytical expression for decay width? 2018-12-28 15:14:37 UTC Basabendu — Answered
Solved 676580 PDF in high center-of-mass energy 2018-12-04 06:48:22 UTC Ribella — Solved
Solved 676226 How to modify the matrix element in CalcHEP?  2018-11-17 03:06:15 UTC Qiji Xin — Solved
Answered 675831 Negative BR 2018-10-31 21:38:39 UTC Anton Kuncinas — Answered
Solved 675361 How to specify polarization, beam size etc in batch file 2018-10-19 08:22:02 UTC Basabendu — Solved
Solved 675342 Using PDF in Calc, how to set the Q? 2018-10-18 17:43:15 UTC Qiji Xin — Solved
Solved 675273 negative decay widths for new particles 2018-10-17 07:08:17 UTC vandana sahdev — Solved
Solved 674885 error in batch file 2018-10-09 07:56:02 UTC Ribella — Solved
Answered 674577 CH error 53: regarding Regularization 2018-10-01 16:49:06 UTC Wei Shi — Answered
Solved 674489 Missing Standard Model in version 3.7.1? 2018-09-28 21:14:12 UTC Wei Shi — Solved
Answered 674404 GAMMA GAMMA HIGGS DECAY 2018-09-25 11:13:58 UTC Hilal Kucuk — Answered
Solved 673769 Question about the "negative points" and breaking gauge invariance. 2018-09-12 22:35:55 UTC Qiji Xin — Solved
Solved 673702 CalcHEP and CompHEP: Relation, difference and updating? 2018-09-10 20:06:14 UTC Bei Zhou — Solved
Solved 671251 proton photon spectrum 2018-07-31 11:45:22 UTC Ribella — Solved
Answered 671077 Starting Calchep 2018-07-24 00:35:39 UTC Michael Shamma — Answered
Answered 670927 Mismatch between decleard and derived mass of chagre scalar in LanHEP. 2018-07-17 13:12:52 UTC PURUSOTTAM GHOSH — Answered
Answered 670800 Quasi elastic neutrino scattering at CalcHEP 2018-07-10 16:39:43 UTC sudip — Answered
Solved 670798 My Mac could not use numerical evaluation selection 2018-07-10 16:24:28 UTC Muyuan Song — Solved
Solved 670429 LANHEP is showing EM charge violation but CalcHEP is not showing the same, why? 2018-06-24 06:44:54 UTC Basabendu — Solved
Answered 669836 Negative cross section and huge % error in a spin-3/2 model implementation 2018-06-01 11:13:52 UTC OZAN — Answered
Answered 669561 Intended Energy Scale for CaclHEP 2018-05-23 17:33:32 UTC chris — Answered
Solved 669532 CH Error 137 in Event Generation 2018-05-22 20:52:11 UTC w-ding — Solved
Answered 669522 How to use FORM output? 2018-05-22 15:59:14 UTC hprager — Answered
Answered 668701 scaling of of EM and weak coupling constants 2018-05-07 09:16:52 UTC chris — Answered
Solved 668429 It looks as though the par_scan does not provide the scan. This is the result I am getting: 2018-04-30 16:58:31 UTC Wiam Bougherira — Solved
Answered 668324 Energy limits on SM(+hgg+h4G) model 2018-04-27 16:13:44 UTC chris — Answered
Solved 668272 How can I solve "Error in table 'Vertices' line 0 filed ' ' position 0: " error? 2018-04-26 07:21:00 UTC Basabendu — Solved
Answered 667751 A Head Error in my input in Feynrules 2018-04-09 04:01:18 UTC Shakiba — Answered
Solved 667650 Problem connecting SUSY production and decay for p,p->~g,~g and two ~g->q,Q,~o1 2018-04-07 12:57:19 UTC Arran Freegard — Solved
Solved 667524 Compiling calchep--fatal problem in fortran compiler 2018-04-03 17:46:46 UTC Michael Shamma — Solved
Solved 667172 Negative cross section for processes involving G,G->G 2018-03-24 04:49:44 UTC Angus Browne — Solved
Solved 665678 negative cross sections when using the hGG/AA coupling model 2018-03-15 16:16:37 UTC chris — Solved
Solved 665453 missing W in event record 2018-03-10 10:29:15 UTC Matt — Solved
Solved 665289 The beam polarization in calchep batch file 2018-03-06 10:07:53 UTC Ribella — Solved
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