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Large system Hessian crash
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2
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199
|
September 24, 2025
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A question about exploring a transition state
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4
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270
|
September 15, 2025
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Visualizing Frequencies from Partial Hessians calculation
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5
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181
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September 11, 2025
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Pump-probe NEXAFS (TR-XAS)
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8
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469
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September 10, 2025
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How to Verify if Optimized SF-TDDFT MECP (Penalty Function) is a True MECP or Artificial?
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3
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175
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September 10, 2025
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Which V-coupling value of energy transfer is correct?
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6
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179
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September 4, 2025
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Transition (dipole) moment
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11
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3916
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August 29, 2025
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Difference between TD-DFT and Internal Stability?
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1
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152
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August 28, 2025
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Issues with Slippage in Head-to-Head stacked composites during CDFT optimization
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1
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193
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August 28, 2025
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OPE Spectra with solvent
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1
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132
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August 27, 2025
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Q-Chem failing to recognize correct symmetry
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6
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242
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August 22, 2025
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Enforcing D2h during 2D PES_SCAN for cyclobutadiene
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1
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146
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August 22, 2025
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CASSCF frequency crashes in FILE_NUCLEAR_HESSIAN
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12
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289
|
August 21, 2025
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Using DC vs HF-DFT
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2
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132
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August 20, 2025
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STATE_ANALYSIS incompatibilities with TD-DFT
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6
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830
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August 18, 2025
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Phase of NTO from hole.cube and elec.cube
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8
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251
|
August 18, 2025
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NTO Analysis
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9
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330
|
August 17, 2025
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Crashed CASSCF TS optimization
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1
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172
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August 14, 2025
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Quadrupole Tensor Calculation in TDDFT
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2
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188
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August 10, 2025
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B3LYP+XDM and RI problem
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3
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304
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August 10, 2025
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Problem with CCSD(T) optimization followed by subsequent NBO and other calculations
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4
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289
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August 4, 2025
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TDDFT-1D Convergence Issue
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8
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341
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July 30, 2025
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Is it possible to plot transition densities between TDDFT excited states
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8
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280
|
July 28, 2025
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Spin adapted-SF-DFT
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2
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262
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July 22, 2025
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How to calculate T-T absorption energy of excited T1 state
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3
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267
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July 21, 2025
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Point charge handling in QChem
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2
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197
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July 13, 2025
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FSM string distribution
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1
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190
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July 10, 2025
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Crash doing FSM
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3
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250
|
July 8, 2025
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Dynamics on core excited state
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2
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226
|
July 1, 2025
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Unusual Queue Times on Q-Chem Server
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1
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208
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June 30, 2025
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