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Failure-mode index

Search what already failed

A searchable index of real negative results, null findings, and replication failures from the published literature — so you can learn what didn't work before repeating it.

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record (title, authors, DOI) compiled from open scholarly databases, with the abstract shown in full only where the paper is openly licensed (e.g. Creative Commons); otherwise a short excerpt is shown for reference under fair use. WASTE classifies each work by failure type; classifications are automated and approximate.

19850 results in Negative / Null Result Report · page 334 of 662

Negative / Null Result ReportMedicine

An exploratory radiologic index for evaluating diaphragmatic injury risk in left thoracoabdominal penetrating stab wounds: the diaphragmatic penetration index.

Cakar, Karagulle, Komek et al. · 2026 · Journal of cardiothoracic surgery

Penetrating injuries to the left thoracoabdominal (LTA) region pose significant diagnostic challenges due to the diaphragm's anatomical location. Early diaphragmatic injuries may be clinically silent and radiologically occult, whereas…

View details →DOI: 10.1186/s13019-026-04319-y
Negative / Null Result ReportMedicine

Ligation of the segmental pulmonary artery during video-assisted thoracoscopic lobectomy and segmentectomy: Are DS Titanium Ligation Clips on a par with conventional ligation procedures?

Merres, Koryllos, Galetin et al. · 2026 · Updates in surgery

The use of clips for ligation of segmental arteries in thoracoscopic surgery has not yet been validated in clinical studies and is currently authorized based primarily on technical specifications. Clips are advantageous in endoscopic…

View details →DOI: 10.1007/s13304-026-02723-6
Negative / Null Result ReportMedicine

The relationship between nutritional management and prognosis in children on prolonged mechanical ventilation.

Xing, Zhang, Huang et al. · 2026 · Journal of pediatric gastroenterology and nutrition

Nutritional management is crucial for improving outcomes in children on prolonged mechanical ventilation (PMV); but detailed data are lacking. This study aimed to investigate the nutritional management of children on PMV in China and to…

View details →DOI: 10.1002/jpn3.70489
Negative / Null Result ReportMedicine

Effectiveness of a therapeutic program with chin tuck against resistance exercises compared to the chin-down maneuver in Parkinson's disease: a randomized controlled pilot trial.

Araújo, Taveira, Godoy et al. · 2026 · CoDAS

Investigate the effectiveness of a therapeutic program with chin tuck against resistance (CTAR) exercises, compared to the chin-down (CD) maneuver, on signs suggestive of dysphagia, maximum isometric tongue pressure, and therapeutic…

View details →DOI: 10.1590/2317-1782/e20250191en
Negative / Null Result ReportMedicine

Evaluation of the impacted upper canine and maxillary sinus dimensions using cone beam computed tomography.

Kurnaz, Kaygisiz, Akay et al. · 2026 · Brazilian oral research

This study aimed use cone beam computed tomography (CBCT) to compare the maxillary sinus volume and transverse dimensions between sides with and without palatally impacted maxillary canines. The CBCT records of 47 patients with unilateral…

View details →DOI: 10.1590/1807-3107bor-2026.vol40.031
Negative / Null Result ReportOpen accessPhysics

Workload and Motivation on Employees Performance Analyzed by Information Technology

I. Andriana, D. Riyanto, D. Darmawan · 2019 · IOP Conference Series: Materials Science and Engineering

The research purpose was to measure the relationship of workload and motivation to employee’s performance and the effect of motivation on employee’s performance, workload on employee’s performance, workload and motivation on employee’s…

View details →DOI: 10.1088/1757-899x/662/2/022120
Negative / Null Result Report

Identifikasi faktor kontrak psikologis, organisasi politik dan komitmen organisasi terhadap kinerja karyawan manufaktur PT ZYX

Y. Mardiana, Wahidiyat Suyudi, Dede Hertina et al. · 2024 · Jurnal Ilmu Manajemen

The essence of this research is to examine the influence of organizational commitment, organizational politics, and psychological contracts on employee performance. On the basis of this research, the survey sample was taken from employees…

View details →DOI: 10.26740/jim.v12n2.p395-405
Negative / Null Result Report

Optimization of Junior High School Biology Learning through the EXAIR Model Based on Brain-Based Learning and Whole Brain Teaching

Arinda Eka Lidiastuti · 2024 · International Journal of Sustainable English Language, Education, and Science

The purpose of this study is to optimize junior high school biology learning through the EXAIR model, which integrates Brain-Based Learning and Whole Brain Teaching principles. The research employs a quasi-experimental design with…

View details →DOI: 10.71131/r9jyxf56
Negative / Null Result ReportMaterials Science

DEM study of particles flow on an industrial-scale roller screen

Xiaodong Yang, Lala Zhao, Hongxi Li et al. · 2020

Abstract In this work, the screening process of an industrial-scale roller screen was simulated based on the validated discrete element method (DEM). The effects of the feed rate, rotational speed of rollers, inclination angle of screen…

View details →DOI: 10.1016/j.apt.2020.09.020
Negative / Null Result Report

PENGARUH PEMBELAJARAN KONTEKSTUAL MELALUI KEBUN SEKOLAH BERBANTUAN TRADISI HANOP DAYAK UUD DANUM TERHADAP HASIL BELAJAR DAN PENGUATAN KARAKTER PESERTA DIDIK KELAS VI SEKOLAH DASAR

Andreas Undan, Luhur Wicaksono, Astri Dwi Jayanti Suhandoko · 2025 · VOX EDUKASI Jurnal Ilmiah Ilmu Pendidikan

ABSTRAKImplementasi pendidikan karakter di Indonesia masih menghadapi berbagai tantangan, seperti perluasan akses layanan, belum optimalnya penerapan pendidikan karakter di sekolah, serta peran keluarga dan masyarakat yang belum maksimal.…

View details →DOI: 10.31932/ve.v16i1.4573
Negative / Null Result Report

Analysis of factors that influence the level of customer satisfaction at PT. Trakindo Utama Palembang

Desfitrina Desfitrina, Aliming Bassi, Zulfadhli Zulfadhli et al. · 2024 · BIMA Journal (Business, Management, & Accounting Journal)

The purpose of this research was to determine the analysis of factors that influence the level of customer satisfaction at PT. Trakindo Utama Palembang. The analysis technique used in this research is a multiple linear analysis method with…

View details →DOI: 10.37638/bima.4.2.223-236
Negative / Null Result ReportOpen access

PENGARUH BAHAN PELAPIS BENIH TERHADAP PERTUMBUHAN DAN HASIL TANAMAN JAGUNG (Zea mays L.) PADA CEKAMAN SALIN

Vina Tasya Zunita, Slamet Supriyadi, Fahmi Arief Rahman et al. · 2024 · Jurnal Tanah dan Sumberdaya Lahan

Maize is one of the most important food commodities after rice and is widely cultivated because it has a high protein value. The purpose of this study was to determine the effectiveness of the coating material on the growth and yield of…

View details →DOI: 10.21776/ub.jtsl.2024.011.2.14
Negative / Null Result ReportOpen accessBiology

Real-time evaluation of milk quality as reflected by clotting parameters of individual cow's milk during the milking session, between day-to-day and during lactation.

G. Leitner, U. Merin, S. Jacoby et al. · 2013 · Animal

Real-time analysis of milk coagulation properties as performed by the AfiLab™ milk spectrometer introduces new opportunities for the dairy industry. The study evaluated the performance of the AfiLab™ in a milking parlor of a commercial…

View details →DOI: 10.1017/s1751731113000542
Negative / Null Result ReportOpen access

Pre-defoliation canopy height for signal grass ‘Basilisk’ in silvopastoral systems

V. Oliveira, R. B. D. Silva, A. Veloso et al. · 2024 · Semina: Ciências Agrárias

The objective of this study was to compare the response of Urochloa decumbens cv. Basilisk pastures in monoculture and silvopastoral systems (SPS), and to determine the most suitable pre-defoliation canopy height for managing this species…

View details →DOI: 10.5433/1679-0359.2024v45n4p1081
Negative / Null Result ReportMedicine

Systemic pharmacokinetics of acitretin, etretinate, isotretinoin, and acetylenic retinoids in guinea pigs and obese rats.

Du-Shieng Chien, R. Sandri, D. Tang-Liu · 1992 · Drug Metabolism And Disposition

Etretinate, a highly lipophilic retinoid, is known to accumulate in the human body with a slow systemic elimination (half-life approximately 100 days) after long-term treatment. Retinoids with high lipophilicity and slow body elimination…

View details →DOI: 10.1016/s0090-9556(25)08568-x
Negative / Null Result ReportOpen access

Effect of Trace Elements (Boron and Lead) on the Properties of Gray Cast Iron

K. Ankamma · 2014 · Journal of The Institution of Engineers (India) Series D

In the present work an effort has been made to correlate the “Effect of trace elements (B and Pb) on the tensile strength, hardness and microstructure of gray cast iron”. These elements have a significant effect on the properties and…

View details →DOI: 10.1007/s40033-013-0031-3
Negative / Null Result ReportOpen access

White Kupang Flour (Corbula faba hinds), Fish Meal and Coconut Oil Usage on the Broilers Carcass Percentage and Abdominal Fat

Virgy, Dzakina Fahrezy, M. Lamid et al. · 2023 · Jurnal Agro Veteriner

This study was conducted to determine the effect of using white mussel flour fish flour and coconut oil on carcass percentage and abdominal fat percentage in broilers. This study used a completely randomized design consist 4 treatments and…

View details →DOI: 10.20473/agrovet.v7i1.51393
Negative / Null Result ReportOpen accessMedicine

Optimal timing of lacrimal duct probing for congenital nasolacrimal duct obstruction in infants: A retrospective cohort study.

Xie X, Wang S, Qin X et al. · 2026 · Medicine

The optimal timing of lacrimal duct probing for congenital nasolacrimal duct obstruction (CNLDO) remains debated. This study aimed to evaluate the association between age at probing and short term treatment outcomes in infants with CNLDO.…

View details →DOI: 10.1097/md.0000000000049230
Negative / Null Result ReportOpen accessMedicine

Targeted intestinal delivery of luteolin microcapsules as a precision nutritional strategy to alleviate heat stress and enhance growth performance in broilers.

Du X, Zhao D, Yuan J et al. · 2026 · Poultry science

Heat stress (HS) poses a significant threat to poultry production by impairing the growth and health of broilers. Luteolin (Lut) is a natural flavonoid with potent antioxidant properties. In vitro, Lut mitigated HS-induced oxidative injury…

View details →DOI: 10.1016/j.psj.2026.106976
Negative / Null Result ReportOpen accessMedicine

Impact of acidic pH and sealer thickness on the physical behavior of endodontic sealers: a micro-CT study.

Tavares KIMC, Santos-Junior AO, Pinto JC et al. · 2026 · Brazilian oral research

The aim of this study was to evaluate the effect of immersion in an acidic (butyric acid - BA; pH 4.1) or neutral (phosphate-buffered saline - PBS; pH 7.0) environment on the physical behavior of Bio-C Sealer (BCS) or AH Plus Jet (AHPJ)…

View details →DOI: 10.1590/1807-3107bor-2026.vol40.028